{"timestamp": "2026-11-11 01:26:51", "data": {"options": [{"option": "BYD261120C00055000", "bid": 21.6, "bid_size": 17.0, "ask": 24.7, "ask_size": 15.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": 0.9919, "gamma": 0.0031, "vega": 0.0028, "theta": -0.0203, "rho": 0.003, "theo": 23.3537, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 23.1499996185303}, {"option": "BYD261120P00055000", "bid": 0.0, "bid_size": 0.0, "ask": 0.95, "ask_size": 50.0, "iv": 1.4366, "open_interest": 91.0, "volume": 0.0, "delta": -0.0139, "gamma": 0.0027, "vega": 0.0046, "theta": -0.0206, "rho": -0.0004, "theo": 0.0646, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.29, "last_trade_time": "2026-10-22T15:57:34", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261120C00060000", "bid": 17.0, "bid_size": 11.0, "ask": 19.5, "ask_size": 11.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": 0.9828, "gamma": 0.0058, "vega": 0.0051, "theta": -0.0273, "rho": 0.0048, "theo": 18.3729, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 17.8499994277954}, {"option": "BYD261120P00060000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 42.0, "iv": 1.0819, "open_interest": 1.0, "volume": 0.0, "delta": -0.0233, "gamma": 0.0051, "vega": 0.0072, "theta": -0.0271, "rho": -0.0006, "theo": 0.0951, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.69, "last_trade_time": "2026-10-02T13:24:22", "percent_change": 0.0, "prev_day_close": 0.875}, {"option": "BYD261120C00062500", "bid": 14.3, "bid_size": 15.0, "ask": 17.1, "ask_size": 15.0, "iv": 0.0, "open_interest": 5.0, "volume": 0.0, "delta": 0.9753, "gamma": 0.008, "vega": 0.0073, "theta": -0.0325, "rho": 0.0057, "theo": 15.8903, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 8.31, "last_trade_time": "2026-10-19T10:42:11", "percent_change": 0.0, "prev_day_close": 15.3000001907349}, {"option": "BYD261120P00062500", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 38.0, "iv": 1.0172, "open_interest": 11.0, "volume": 0.0, "delta": -0.0309, "gamma": 0.0072, "vega": 0.0091, "theta": -0.0313, "rho": -0.0008, "theo": 0.1181, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.4, "last_trade_time": "2026-10-22T15:46:21", "percent_change": 0.0, "prev_day_close": 1.0}, {"option": "BYD261120C00065000", "bid": 12.3, "bid_size": 23.0, "ask": 14.6, "ask_size": 19.0, "iv": 0.6973, "open_interest": 11.0, "volume": 0.0, "delta": 0.964, "gamma": 0.0112, "vega": 0.01, "theta": -0.0379, "rho": 0.0069, "theo": 13.4158, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.5, "last_trade_time": "2026-10-28T14:52:54", "percent_change": 0.0, "prev_day_close": 12.8000001907349}, {"option": "BYD261120P00065000", "bid": 0.05, "bid_size": 2.0, "ask": 0.15, "ask_size": 16.0, "iv": 0.6163, "open_interest": 79.0, "volume": 0.0, "delta": -0.0421, "gamma": 0.0104, "vega": 0.0117, "theta": -0.0364, "rho": -0.0011, "theo": 0.1501, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.13, "last_trade_time": "2026-11-09T09:39:49", "percent_change": 0.0, "prev_day_close": 0.100000003352761}, {"option": "BYD261120C00067500", "bid": 9.8, "bid_size": 15.0, "ask": 11.9, "ask_size": 16.0, "iv": 0.4653, "open_interest": 1.0, "volume": 0.0, "delta": 0.947, "gamma": 0.0164, "vega": 0.0138, "theta": -0.0442, "rho": 0.0086, "theo": 10.9555, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.0, "last_trade_time": "2026-09-29T09:30:02", "percent_change": 0.0, "prev_day_close": 10.3499999046326}, {"option": "BYD261120P00067500", "bid": 0.0, "bid_size": 0.0, "ask": 0.95, "ask_size": 15.0, "iv": 0.7303, "open_interest": 368.0, "volume": 0.0, "delta": -0.0593, "gamma": 0.0155, "vega": 0.0154, "theta": -0.0427, "rho": -0.0016, "theo": 0.1967, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.55, "last_trade_time": "2026-11-02T09:45:13", "percent_change": 0.0, "prev_day_close": 1.10000002384186}, {"option": "BYD261120C00070000", "bid": 7.4, "bid_size": 50.0, "ask": 9.3, "ask_size": 33.0, "iv": 0.3679, "open_interest": 44.0, "volume": 0.0, "delta": 0.9189, "gamma": 0.0251, "vega": 0.0194, "theta": -0.0519, "rho": 0.0101, "theo": 8.5202, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 7.5, "last_trade_time": "2026-11-02T12:46:42", "percent_change": 0.0, "prev_day_close": 8.15000009536743}, {"option": "BYD261120P00070000", "bid": 0.0, "bid_size": 0.0, "ask": 0.95, "ask_size": 63.0, "iv": 0.5946, "open_interest": 331.0, "volume": 0.0, "delta": -0.0874, "gamma": 0.024, "vega": 0.0208, "theta": -0.0506, "rho": -0.0023, "theo": 0.2693, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.87, "last_trade_time": "2026-10-30T09:34:01", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD261120C00072500", "bid": 4.9, "bid_size": 53.0, "ask": 6.9, "ask_size": 52.0, "iv": 0.3191, "open_interest": 126.0, "volume": 7.0, "delta": 0.8691, "gamma": 0.0403, "vega": 0.0274, "theta": -0.0615, "rho": 0.0111, "theo": 6.1368, "change": 0.5, "open": 4.39, "high": 5.9, "low": 4.39, "tick": "up", "last_trade_price": 5.9, "last_trade_time": "2026-11-10T13:11:48", "percent_change": 9.25926, "prev_day_close": 5.39999985694885}, {"option": "BYD261120P00072500", "bid": 0.05, "bid_size": 19.0, "ask": 0.95, "ask_size": 31.0, "iv": 0.4654, "open_interest": 44.0, "volume": 0.0, "delta": -0.137, "gamma": 0.0391, "vega": 0.0286, "theta": -0.0603, "rho": -0.0036, "theo": 0.3949, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.26, "last_trade_time": "2026-11-09T12:26:17", "percent_change": 0.0, "prev_day_close": 0.225000008940697}, {"option": "BYD261120C00075000", "bid": 3.8, "bid_size": 32.0, "ask": 4.7, "ask_size": 51.0, "iv": 0.4499, "open_interest": 554.0, "volume": 5.0, "delta": 0.7722, "gamma": 0.0664, "vega": 0.0392, "theta": -0.0727, "rho": 0.012, "theo": 3.8818, "change": 0.025, "open": 3.65, "high": 3.65, "low": 3.65, "tick": "up", "last_trade_price": 3.65, "last_trade_time": "2026-11-10T13:11:48", "percent_change": 0.689652, "prev_day_close": 3.62500011920929}, {"option": "BYD261120P00075000", "bid": 0.1, "bid_size": 91.0, "ask": 2.55, "ask_size": 93.0, "iv": 0.5179, "open_interest": 1250.0, "volume": 0.0, "delta": -0.2332, "gamma": 0.0651, "vega": 0.0398, "theta": -0.0718, "rho": -0.0062, "theo": 0.6513, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 1.25, "last_trade_time": "2026-11-02T15:38:52", "percent_change": 0.0, "prev_day_close": 1.35000002384186}, {"option": "BYD261120C00077500", "bid": 1.0, "bid_size": 98.0, "ask": 3.5, "ask_size": 51.0, "iv": 0.3621, "open_interest": 718.0, "volume": 0.0, "delta": 0.5829, "gamma": 0.0962, "vega": 0.0505, "theta": -0.0824, "rho": 0.0105, "theo": 2.0133, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.2, "last_trade_time": "2026-11-05T15:22:42", "percent_change": 0.0, "prev_day_close": 1.8999999538064}, {"option": "BYD261120P00077500", "bid": 0.4, "bid_size": 51.0, "ask": 3.3, "ask_size": 62.0, "iv": 0.4244, "open_interest": 8.0, "volume": 0.0, "delta": -0.4205, "gamma": 0.0949, "vega": 0.0507, "theta": -0.0814, "rho": -0.0112, "theo": 1.2959, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.5, "last_trade_time": "2026-09-18T14:33:40", "percent_change": 0.0, "prev_day_close": 1.8999999538064}, {"option": "BYD261120C00080000", "bid": 0.0, "bid_size": 0.0, "ask": 1.45, "ask_size": 62.0, "iv": 0.2762, "open_interest": 3058.0, "volume": 2599.0, "delta": 0.3519, "gamma": 0.0869, "vega": 0.0481, "theta": -0.0811, "rho": 0.007, "theo": 0.9778, "change": 0.125, "open": 1.7, "high": 1.7, "low": 1.0, "tick": "down", "last_trade_price": 1.0, "last_trade_time": "2026-11-10T15:23:36", "percent_change": 14.2857, "prev_day_close": 0.875}, {"option": "BYD261120P00080000", "bid": 1.4, "bid_size": 48.0, "ask": 3.9, "ask_size": 46.0, "iv": 0.3048, "open_interest": 219.0, "volume": 0.0, "delta": -0.6483, "gamma": 0.0858, "vega": 0.048, "theta": -0.0799, "rho": -0.0176, "theo": 2.7683, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.3, "last_trade_time": "2026-11-03T15:56:33", "percent_change": 0.0, "prev_day_close": 3.07499998807907}, {"option": "BYD261120C00082500", "bid": 0.0, "bid_size": 0.0, "ask": 1.45, "ask_size": 56.0, "iv": 0.4233, "open_interest": 5.0, "volume": 0.0, "delta": 0.2109, "gamma": 0.058, "vega": 0.0378, "theta": -0.072, "rho": 0.0044, "theo": 0.5689, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.6, "last_trade_time": "2026-11-04T11:05:20", "percent_change": 0.0, "prev_day_close": 1.20000004768372}, {"option": "BYD261120P00082500", "bid": 3.6, "bid_size": 44.0, "ask": 5.7, "ask_size": 48.0, "iv": 0.3223, "open_interest": 0.0, "volume": 0.0, "delta": -0.7874, "gamma": 0.0575, "vega": 0.0375, "theta": -0.0708, "rho": -0.0219, "theo": 4.8607, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 8.93, "last_trade_time": "2026-09-18T12:32:19", "percent_change": 0.0, "prev_day_close": 4.95000004768372}, {"option": "BYD261120C00085000", "bid": 0.0, "bid_size": 0.0, "ask": 2.25, "ask_size": 14.0, "iv": 0.6549, "open_interest": 222.0, "volume": 0.0, "delta": 0.1383, "gamma": 0.0382, "vega": 0.0288, "theta": -0.0626, "rho": 0.003, "theo": 0.3853, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.05, "last_trade_time": "2026-10-28T12:50:29", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD261120P00085000", "bid": 5.3, "bid_size": 26.0, "ask": 7.9, "ask_size": 10.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.8592, "gamma": 0.0379, "vega": 0.0287, "theta": -0.0613, "rho": -0.0245, "theo": 7.175, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 7.25}, {"option": "BYD261120C00090000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 38.0, "iv": 0.6367, "open_interest": 0.0, "volume": 0.0, "delta": 0.0728, "gamma": 0.0189, "vega": 0.0181, "theta": -0.0481, "rho": 0.0016, "theo": 0.2221, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261120P00090000", "bid": 10.5, "bid_size": 12.0, "ask": 13.0, "ask_size": 18.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9242, "gamma": 0.0188, "vega": 0.018, "theta": -0.0464, "rho": -0.0278, "theo": 12.0057, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 12.0999999046326}, {"option": "BYD261120C00095000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 39.0, "iv": 0.8088, "open_interest": 0.0, "volume": 0.0, "delta": 0.0451, "gamma": 0.0109, "vega": 0.0124, "theta": -0.0383, "rho": 0.001, "theo": 0.1495, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261120P00095000", "bid": 15.2, "bid_size": 18.0, "ask": 18.1, "ask_size": 16.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9518, "gamma": 0.0108, "vega": 0.0124, "theta": -0.036, "rho": -0.0301, "theo": 16.9261, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 17.0500001907349}, {"option": "BYD261120C00100000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 40.0, "iv": 0.9639, "open_interest": 1.0, "volume": 0.0, "delta": 0.0308, "gamma": 0.007, "vega": 0.009, "theta": -0.0314, "rho": 0.0007, "theo": 0.1093, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.05, "last_trade_time": "2026-10-22T14:59:11", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261120P00100000", "bid": 19.9, "bid_size": 15.0, "ask": 23.1, "ask_size": 11.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.966, "gamma": 0.0069, "vega": 0.009, "theta": -0.0285, "rho": -0.0321, "theo": 21.8787, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 22.1500005722046}, {"option": "BYD261120C00105000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 34.0, "iv": 1.106, "open_interest": 0.0, "volume": 0.0, "delta": 0.0224, "gamma": 0.0048, "vega": 0.0069, "theta": -0.0264, "rho": 0.0005, "theo": 0.0843, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.474999994039536}, {"option": "BYD261120P00105000", "bid": 25.0, "bid_size": 10.0, "ask": 28.1, "ask_size": 14.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9744, "gamma": 0.0048, "vega": 0.0069, "theta": -0.0229, "rho": -0.0339, "theo": 26.8464, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 27.0500001907349}, {"option": "BYD261120C00110000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 29.0, "iv": 1.2375, "open_interest": 2.0, "volume": 0.0, "delta": 0.017, "gamma": 0.0034, "vega": 0.0054, "theta": -0.0225, "rho": 0.0004, "theo": 0.0675, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.06, "last_trade_time": "2026-11-03T12:23:33", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261120P00110000", "bid": 30.0, "bid_size": 11.0, "ask": 33.1, "ask_size": 14.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9797, "gamma": 0.0034, "vega": 0.0054, "theta": -0.0184, "rho": -0.0357, "theo": 31.8222, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 32.1500005722046}, {"option": "BYD261120C00115000", "bid": 0.0, "bid_size": 0.0, "ask": 2.6, "ask_size": 14.0, "iv": 1.8029, "open_interest": 0.0, "volume": 0.0, "delta": 0.0134, "gamma": 0.0026, "vega": 0.0044, "theta": -0.0196, "rho": 0.0003, "theo": 0.0555, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.29999995231628}, {"option": "BYD261120P00115000", "bid": 34.5, "bid_size": 10.0, "ask": 38.6, "ask_size": 12.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9833, "gamma": 0.0026, "vega": 0.0044, "theta": -0.0148, "rho": -0.0373, "theo": 36.8029, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 36.8500003814697}, {"option": "BYD261218C00042500", "bid": 34.1, "bid_size": 1.0, "ask": 37.7, "ask_size": 8.0, "iv": 0.8897, "open_interest": 0.0, "volume": 0.0, "delta": 0.9832, "gamma": 0.0018, "vega": 0.0098, "theta": -0.0098, "rho": 0.0205, "theo": 35.9623, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 35.6999988555908}, {"option": "BYD261218P00042500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 43.0, "iv": 1.1156, "open_interest": 0.0, "volume": 0.0, "delta": -0.0177, "gamma": 0.0018, "vega": 0.011, "theta": -0.0135, "rho": -0.0016, "theo": 0.1687, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD261218C00045000", "bid": 31.6, "bid_size": 8.0, "ask": 35.2, "ask_size": 8.0, "iv": 0.8087, "open_interest": 0.0, "volume": 0.0, "delta": 0.9797, "gamma": 0.0022, "vega": 0.0114, "theta": -0.0112, "rho": 0.0234, "theo": 33.4877, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 33.1999998092651}, {"option": "BYD261218P00045000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 31.0, "iv": 1.0246, "open_interest": 0.0, "volume": 0.0, "delta": -0.0211, "gamma": 0.0022, "vega": 0.0128, "theta": -0.0147, "rho": -0.0019, "theo": 0.1919, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261218C00047500", "bid": 29.2, "bid_size": 8.0, "ask": 33.2, "ask_size": 8.0, "iv": 0.9581, "open_interest": 0.0, "volume": 0.0, "delta": 0.9756, "gamma": 0.0027, "vega": 0.0139, "theta": -0.0126, "rho": 0.0261, "theo": 31.0168, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 30.6500005722046}, {"option": "BYD261218P00047500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 41.0, "iv": 0.9382, "open_interest": 1.0, "volume": 0.0, "delta": -0.0253, "gamma": 0.0027, "vega": 0.0149, "theta": -0.016, "rho": -0.0023, "theo": 0.219, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.55, "last_trade_time": "2026-05-26T09:30:02", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD261218C00050000", "bid": 26.7, "bid_size": 8.0, "ask": 30.7, "ask_size": 8.0, "iv": 0.8716, "open_interest": 0.0, "volume": 0.0, "delta": 0.9706, "gamma": 0.0034, "vega": 0.0161, "theta": -0.0143, "rho": 0.0291, "theo": 28.5521, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 28.25}, {"option": "BYD261218P00050000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 45.0, "iv": 0.8558, "open_interest": 1.0, "volume": 0.0, "delta": -0.0304, "gamma": 0.0034, "vega": 0.0174, "theta": -0.0175, "rho": -0.0027, "theo": 0.2511, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.53, "last_trade_time": "2026-05-18T09:58:58", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261218C00055000", "bid": 21.9, "bid_size": 7.0, "ask": 24.5, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": 0.9566, "gamma": 0.0053, "vega": 0.0227, "theta": -0.018, "rho": 0.0359, "theo": 23.642, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 23.1500005722046}, {"option": "BYD261218P00055000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 45.0, "iv": 0.7009, "open_interest": 3.0, "volume": 0.0, "delta": -0.0445, "gamma": 0.0054, "vega": 0.0238, "theta": -0.0208, "rho": -0.0039, "theo": 0.3355, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.64, "last_trade_time": "2026-10-02T12:57:26", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261218C00060000", "bid": 16.9, "bid_size": 9.0, "ask": 20.5, "ask_size": 11.0, "iv": 0.5596, "open_interest": 0.0, "volume": 0.0, "delta": 0.9343, "gamma": 0.0086, "vega": 0.0318, "theta": -0.0224, "rho": 0.0421, "theo": 18.7751, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 18.3500003814697}, {"option": "BYD261218P00060000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 39.0, "iv": 0.5566, "open_interest": 1.0, "volume": 0.0, "delta": -0.0674, "gamma": 0.0088, "vega": 0.0331, "theta": -0.0248, "rho": -0.0059, "theo": 0.4631, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.36, "last_trade_time": "2026-08-03T10:41:30", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD261218C00062500", "bid": 14.5, "bid_size": 11.0, "ask": 18.4, "ask_size": 11.0, "iv": 0.5592, "open_interest": 0.0, "volume": 0.0, "delta": 0.9179, "gamma": 0.0111, "vega": 0.0368, "theta": -0.025, "rho": 0.0455, "theo": 16.3677, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 16.0500001907349}, {"option": "BYD261218P00062500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 39.0, "iv": 0.4873, "open_interest": 2.0, "volume": 0.0, "delta": -0.0843, "gamma": 0.0114, "vega": 0.0393, "theta": -0.0272, "rho": -0.0072, "theo": 0.5535, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.4, "last_trade_time": "2026-10-26T09:30:02", "percent_change": 0.0, "prev_day_close": 1.20000004768372}, {"option": "BYD261218C00065000", "bid": 12.6, "bid_size": 15.0, "ask": 14.7, "ask_size": 13.0, "iv": 0.4023, "open_interest": 5.0, "volume": 0.0, "delta": 0.8959, "gamma": 0.0145, "vega": 0.0448, "theta": -0.0277, "rho": 0.0486, "theo": 13.9884, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 6.9, "last_trade_time": "2026-10-21T14:43:32", "percent_change": 0.0, "prev_day_close": 13.4499998092651}, {"option": "BYD261218P00065000", "bid": 0.1, "bid_size": 22.0, "ask": 0.75, "ask_size": 37.0, "iv": 0.433, "open_interest": 44.0, "volume": 0.0, "delta": -0.1069, "gamma": 0.0148, "vega": 0.0467, "theta": -0.0297, "rho": -0.0092, "theo": 0.6723, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.4, "last_trade_time": "2026-11-04T10:51:07", "percent_change": 0.0, "prev_day_close": 1.32499995268881}, {"option": "BYD261218C00067500", "bid": 10.3, "bid_size": 11.0, "ask": 12.5, "ask_size": 11.0, "iv": 0.3973, "open_interest": 9.0, "volume": 0.0, "delta": 0.8658, "gamma": 0.0191, "vega": 0.0542, "theta": -0.0308, "rho": 0.0507, "theo": 11.6495, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.52, "last_trade_time": "2026-10-26T11:00:05", "percent_change": 0.0, "prev_day_close": 11.25}, {"option": "BYD261218P00067500", "bid": 0.15, "bid_size": 30.0, "ask": 2.5, "ask_size": 28.0, "iv": 0.5298, "open_interest": 9.0, "volume": 0.0, "delta": -0.1378, "gamma": 0.0194, "vega": 0.0558, "theta": -0.0324, "rho": -0.0118, "theo": 0.8336, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.5, "last_trade_time": "2026-10-08T11:18:20", "percent_change": 0.0, "prev_day_close": 1.47500004805624}, {"option": "BYD261218C00070000", "bid": 8.1, "bid_size": 23.0, "ask": 10.5, "ask_size": 12.0, "iv": 0.3942, "open_interest": 59.0, "volume": 0.0, "delta": 0.8237, "gamma": 0.0253, "vega": 0.0652, "theta": -0.034, "rho": 0.0512, "theo": 9.3759, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.62, "last_trade_time": "2026-10-20T10:32:48", "percent_change": 0.0, "prev_day_close": 9.04999995231628}, {"option": "BYD261218P00070000", "bid": 0.4, "bid_size": 31.0, "ask": 1.7, "ask_size": 39.0, "iv": 0.4042, "open_interest": 15.0, "volume": 0.0, "delta": -0.1809, "gamma": 0.0256, "vega": 0.0666, "theta": -0.0353, "rho": -0.0155, "theo": 1.0625, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.7, "last_trade_time": "2026-11-04T15:49:59", "percent_change": 0.0, "prev_day_close": 0.800000011920929}, {"option": "BYD261218C00072500", "bid": 5.9, "bid_size": 12.0, "ask": 8.0, "ask_size": 15.0, "iv": 0.333, "open_interest": 354.0, "volume": 0.0, "delta": 0.7633, "gamma": 0.0333, "vega": 0.0775, "theta": -0.0373, "rho": 0.0496, "theo": 7.2133, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.38, "last_trade_time": "2026-11-03T10:16:57", "percent_change": 0.0, "prev_day_close": 6.94999980926514}, {"option": "BYD261218P00072500", "bid": 0.55, "bid_size": 41.0, "ask": 3.2, "ask_size": 34.0, "iv": 0.4264, "open_interest": 19.0, "volume": 0.0, "delta": -0.2423, "gamma": 0.0335, "vega": 0.079, "theta": -0.0381, "rho": -0.0205, "theo": 1.4044, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.2, "last_trade_time": "2026-11-04T10:51:07", "percent_change": 0.0, "prev_day_close": 1.77500005066395}, {"option": "BYD261218C00075000", "bid": 3.8, "bid_size": 26.0, "ask": 6.3, "ask_size": 19.0, "iv": 0.3151, "open_interest": 113.0, "volume": 0.0, "delta": 0.6775, "gamma": 0.0424, "vega": 0.0897, "theta": -0.0401, "rho": 0.0456, "theo": 5.2446, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.15, "last_trade_time": "2026-10-20T10:43:20", "percent_change": 0.0, "prev_day_close": 4.69999992847443}, {"option": "BYD261218P00075000", "bid": 0.25, "bid_size": 38.0, "ask": 3.5, "ask_size": 49.0, "iv": 0.3293, "open_interest": 1.0, "volume": 0.0, "delta": -0.3288, "gamma": 0.0423, "vega": 0.0912, "theta": -0.0404, "rho": -0.0276, "theo": 1.9441, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.39, "last_trade_time": "2026-06-25T09:30:04", "percent_change": 0.0, "prev_day_close": 2.14999997615814}, {"option": "BYD261218C00077500", "bid": 3.1, "bid_size": 35.0, "ask": 4.3, "ask_size": 48.0, "iv": 0.327, "open_interest": 28.0, "volume": 0.0, "delta": 0.564, "gamma": 0.0494, "vega": 0.0988, "theta": -0.0418, "rho": 0.0393, "theo": 3.6058, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.9, "last_trade_time": "2026-11-02T14:25:45", "percent_change": 0.0, "prev_day_close": 3.12499994039536}, {"option": "BYD261218P00077500", "bid": 1.0, "bid_size": 53.0, "ask": 3.9, "ask_size": 53.0, "iv": 0.2805, "open_interest": 10.0, "volume": 0.0, "delta": -0.4418, "gamma": 0.049, "vega": 0.0993, "theta": -0.0415, "rho": -0.0371, "theo": 2.8171, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.0, "last_trade_time": "2026-11-05T10:34:23", "percent_change": 0.0, "prev_day_close": 2.9750000834465}, {"option": "BYD261218C00080000", "bid": 2.05, "bid_size": 17.0, "ask": 3.3, "ask_size": 95.0, "iv": 0.3398, "open_interest": 223.0, "volume": 8.0, "delta": 0.4394, "gamma": 0.0499, "vega": 0.099, "theta": -0.0415, "rho": 0.0315, "theo": 2.4254, "change": 0.675, "open": 2.8, "high": 2.8, "low": 2.8, "tick": "no_change", "last_trade_price": 2.8, "last_trade_time": "2026-11-10T13:36:37", "percent_change": 31.7647, "prev_day_close": 2.125}, {"option": "BYD261218P00080000", "bid": 2.55, "bid_size": 51.0, "ask": 5.4, "ask_size": 46.0, "iv": 0.2972, "open_interest": 13.0, "volume": 0.0, "delta": -0.5648, "gamma": 0.0493, "vega": 0.099, "theta": -0.0408, "rho": -0.0476, "theo": 4.1476, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 4.35, "last_trade_time": "2026-11-05T11:06:54", "percent_change": 0.0, "prev_day_close": 4.29999995231628}, {"option": "BYD261218C00082500", "bid": 0.25, "bid_size": 53.0, "ask": 2.3, "ask_size": 52.0, "iv": 0.2812, "open_interest": 13.0, "volume": 0.0, "delta": 0.3317, "gamma": 0.0441, "vega": 0.0914, "theta": -0.0396, "rho": 0.0241, "theo": 1.6844, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.95, "last_trade_time": "2026-11-02T12:06:26", "percent_change": 0.0, "prev_day_close": 2.07499998807907}, {"option": "BYD261218P00082500", "bid": 4.2, "bid_size": 51.0, "ask": 7.0, "ask_size": 51.0, "iv": 0.2922, "open_interest": 0.0, "volume": 0.0, "delta": -0.6706, "gamma": 0.0435, "vega": 0.0909, "theta": -0.0386, "rho": -0.0566, "theo": 5.9101, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.19, "last_trade_time": "2026-07-29T11:19:03", "percent_change": 0.0, "prev_day_close": 6.15000009536743}, {"option": "BYD261218C00085000", "bid": 0.3, "bid_size": 50.0, "ask": 1.8, "ask_size": 38.0, "iv": 0.3246, "open_interest": 5.0, "volume": 0.0, "delta": 0.252, "gamma": 0.0364, "vega": 0.0804, "theta": -0.0369, "rho": 0.0187, "theo": 1.2349, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.2, "last_trade_time": "2026-09-24T10:15:03", "percent_change": 0.0, "prev_day_close": 1.62500004470348}, {"option": "BYD261218P00085000", "bid": 6.6, "bid_size": 16.0, "ask": 8.7, "ask_size": 22.0, "iv": 0.3078, "open_interest": 0.0, "volume": 0.0, "delta": -0.7487, "gamma": 0.0359, "vega": 0.0801, "theta": -0.0357, "rho": -0.0644, "theo": 7.9601, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.19, "last_trade_time": "2026-07-31T13:23:38", "percent_change": 0.0, "prev_day_close": 8.15000009536743}, {"option": "BYD261218C00087500", "bid": 0.0, "bid_size": 0.0, "ask": 1.75, "ask_size": 40.0, "iv": 0.3619, "open_interest": 1.0, "volume": 0.0, "delta": 0.196, "gamma": 0.0294, "vega": 0.0698, "theta": -0.0342, "rho": 0.0146, "theo": 0.9532, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.25, "last_trade_time": "2026-09-08T09:30:02", "percent_change": 0.0, "prev_day_close": 1.25}, {"option": "BYD261218P00087500", "bid": 8.2, "bid_size": 22.0, "ask": 10.8, "ask_size": 15.0, "iv": 0.2546, "open_interest": 0.0, "volume": 0.0, "delta": -0.8035, "gamma": 0.029, "vega": 0.0696, "theta": -0.0328, "rho": -0.0703, "theo": 10.1733, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 14.07, "last_trade_time": "2026-09-18T10:37:15", "percent_change": 0.0, "prev_day_close": 9.90000009536743}, {"option": "BYD261218C00090000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 39.0, "iv": 0.3256, "open_interest": 3.0, "volume": 0.0, "delta": 0.1564, "gamma": 0.0237, "vega": 0.0606, "theta": -0.0316, "rho": 0.0118, "theo": 0.7653, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.05, "last_trade_time": "2026-09-30T09:30:03", "percent_change": 0.0, "prev_day_close": 0.600000023841858}, {"option": "BYD261218P00090000", "bid": 11.0, "bid_size": 11.0, "ask": 13.1, "ask_size": 15.0, "iv": 0.3159, "open_interest": 0.0, "volume": 0.0, "delta": -0.8424, "gamma": 0.0235, "vega": 0.0604, "theta": -0.03, "rho": -0.075, "theo": 12.4785, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 12.3999996185303}, {"option": "BYD261218C00092500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 43.0, "iv": 0.3713, "open_interest": 24.0, "volume": 0.0, "delta": 0.1277, "gamma": 0.0194, "vega": 0.0532, "theta": -0.0292, "rho": 0.0097, "theo": 0.6329, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.79, "last_trade_time": "2026-09-08T13:38:58", "percent_change": 0.0, "prev_day_close": 1.125}, {"option": "BYD261218P00092500", "bid": 13.1, "bid_size": 10.0, "ask": 15.0, "ask_size": 10.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.8706, "gamma": 0.0192, "vega": 0.0525, "theta": -0.0275, "rho": -0.0789, "theo": 14.8381, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 14.3499999046326}, {"option": "BYD261218C00095000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 42.0, "iv": 0.4143, "open_interest": 8.0, "volume": 0.0, "delta": 0.1064, "gamma": 0.016, "vega": 0.0466, "theta": -0.0271, "rho": 0.008, "theo": 0.5359, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.91, "last_trade_time": "2026-09-01T13:34:38", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261218P00095000", "bid": 15.6, "bid_size": 10.0, "ask": 18.2, "ask_size": 11.0, "iv": 0.362, "open_interest": 0.0, "volume": 0.0, "delta": -0.8916, "gamma": 0.0159, "vega": 0.0464, "theta": -0.0252, "rho": -0.0828, "theo": 17.2318, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 17.0500001907349}, {"option": "BYD261218C00097500", "bid": 0.0, "bid_size": 0.0, "ask": 2.15, "ask_size": 24.0, "iv": 0.6003, "open_interest": 2.0, "volume": 0.0, "delta": 0.0901, "gamma": 0.0134, "vega": 0.0412, "theta": -0.0253, "rho": 0.0068, "theo": 0.4617, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.6, "last_trade_time": "2026-05-20T09:30:02", "percent_change": 0.0, "prev_day_close": 1.10000002384186}, {"option": "BYD261218P00097500", "bid": 17.9, "bid_size": 11.0, "ask": 20.8, "ask_size": 11.0, "iv": 0.3832, "open_interest": 0.0, "volume": 0.0, "delta": -0.9076, "gamma": 0.0133, "vega": 0.0409, "theta": -0.0231, "rho": -0.0858, "theo": 19.6484, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 19.3500003814697}, {"option": "BYD261218C00100000", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 43.0, "iv": 0.5275, "open_interest": 6.0, "volume": 0.0, "delta": 0.0774, "gamma": 0.0114, "vega": 0.0369, "theta": -0.0236, "rho": 0.0058, "theo": 0.4035, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.3, "last_trade_time": "2026-09-08T14:14:52", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261218P00100000", "bid": 19.7, "bid_size": 8.0, "ask": 23.6, "ask_size": 10.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9202, "gamma": 0.0113, "vega": 0.0366, "theta": -0.0212, "rho": -0.0891, "theo": 22.0805, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 21.8499994277954}, {"option": "BYD261218C00105000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 40.0, "iv": 0.5672, "open_interest": 0.0, "volume": 0.0, "delta": 0.0591, "gamma": 0.0084, "vega": 0.0299, "theta": -0.0208, "rho": 0.0045, "theo": 0.3187, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.5}, {"option": "BYD261218P00105000", "bid": 24.8, "bid_size": 8.0, "ask": 28.6, "ask_size": 8.0, "iv": 0.3951, "open_interest": 0.0, "volume": 0.0, "delta": -0.9383, "gamma": 0.0084, "vega": 0.0297, "theta": -0.018, "rho": -0.0944, "theo": 26.9759, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 26.8999996185303}, {"option": "BYD261218C00110000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 41.0, "iv": 0.6348, "open_interest": 1.0, "volume": 0.0, "delta": 0.0467, "gamma": 0.0065, "vega": 0.0248, "theta": -0.0185, "rho": 0.0035, "theo": 0.2603, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.8, "last_trade_time": "2026-04-21T09:30:02", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD261218P00110000", "bid": 29.9, "bid_size": 8.0, "ask": 33.6, "ask_size": 8.0, "iv": 0.5146, "open_interest": 0.0, "volume": 0.0, "delta": -0.9507, "gamma": 0.0065, "vega": 0.0245, "theta": -0.0154, "rho": -0.0955, "theo": 31.8975, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 31.9000005722046}, {"option": "BYD261218C00115000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 39.0, "iv": 0.6978, "open_interest": 0.0, "volume": 0.0, "delta": 0.038, "gamma": 0.0051, "vega": 0.0209, "theta": -0.0167, "rho": 0.0029, "theo": 0.2179, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD261218P00115000", "bid": 34.7, "bid_size": 8.0, "ask": 38.6, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.96, "gamma": 0.0054, "vega": 0.0207, "theta": -0.0135, "rho": -0.0914, "theo": 36.8364, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 36.9000015258789}, {"option": "BYD261218C00120000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 41.0, "iv": 0.7568, "open_interest": 1.0, "volume": 0.0, "delta": 0.0316, "gamma": 0.0042, "vega": 0.018, "theta": -0.0151, "rho": 0.0024, "theo": 0.1859, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.65, "last_trade_time": "2026-06-26T09:30:02", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD261218P00120000", "bid": 39.9, "bid_size": 1.0, "ask": 43.6, "ask_size": 8.0, "iv": 0.6458, "open_interest": 0.0, "volume": 0.0, "delta": -0.9676, "gamma": 0.0046, "vega": 0.0172, "theta": -0.0123, "rho": -0.0802, "theo": 41.7888, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 41.8000011444092}, {"option": "BYD261218C00125000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 34.0, "iv": 0.8124, "open_interest": 1.0, "volume": 0.0, "delta": 0.0267, "gamma": 0.0034, "vega": 0.0156, "theta": -0.0138, "rho": 0.002, "theo": 0.1611, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.5, "last_trade_time": "2026-06-26T09:30:02", "percent_change": 0.0, "prev_day_close": 0.5}, {"option": "BYD261218P00125000", "bid": 44.5, "bid_size": 8.0, "ask": 48.6, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9738, "gamma": 0.004, "vega": 0.0145, "theta": -0.0115, "rho": -0.0693, "theo": 46.7516, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 46.9000015258789}, {"option": "BYD261218C00130000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 38.0, "iv": 0.865, "open_interest": 1.0, "volume": 0.0, "delta": 0.0229, "gamma": 0.0029, "vega": 0.0137, "theta": -0.0126, "rho": 0.0017, "theo": 0.1413, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.45, "last_trade_time": "2026-06-26T09:30:02", "percent_change": 0.0, "prev_day_close": 1.02499997615814}, {"option": "BYD261218P00130000", "bid": 49.9, "bid_size": 8.0, "ask": 53.6, "ask_size": 8.0, "iv": 0.7618, "open_interest": 0.0, "volume": 0.0, "delta": -0.9791, "gamma": 0.0036, "vega": 0.0117, "theta": -0.0109, "rho": -0.0563, "theo": 51.7238, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 51.9500007629394}, {"option": "BYD270115C00032500", "bid": 44.1, "bid_size": 8.0, "ask": 48.0, "ask_size": 8.0, "iv": 1.1578, "open_interest": 0.0, "volume": 0.0, "delta": 0.9935, "gamma": 0.0008, "vega": 0.0052, "theta": -0.0009, "rho": 0.014, "theo": 45.8699, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 45.75}, {"option": "BYD270115P00032500", "bid": 0.0, "bid_size": 0.0, "ask": 2.15, "ask_size": 34.0, "iv": 1.4661, "open_interest": 6.0, "volume": 0.0, "delta": -0.0094, "gamma": 0.0008, "vega": 0.0084, "theta": -0.0059, "rho": -0.0015, "theo": 0.1121, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 1.1, "last_trade_time": "2025-03-21T09:30:02", "percent_change": 0.0, "prev_day_close": 1.07500004768372}, {"option": "BYD270115C00035000", "bid": 41.6, "bid_size": 9.0, "ask": 45.7, "ask_size": 9.0, "iv": 1.1259, "open_interest": 1.0, "volume": 0.0, "delta": 0.9914, "gamma": 0.001, "vega": 0.0065, "theta": -0.0018, "rho": 0.0172, "theo": 43.3858, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 42.45, "last_trade_time": "2026-09-14T14:57:48", "percent_change": 0.0, "prev_day_close": 43.1499996185303}, {"option": "BYD270115P00035000", "bid": 0.0, "bid_size": 0.0, "ask": 0.2, "ask_size": 16.0, "iv": 0.874, "open_interest": 162.0, "volume": 0.0, "delta": -0.0114, "gamma": 0.001, "vega": 0.01, "theta": -0.0066, "rho": -0.0018, "theo": 0.1301, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.35, "last_trade_time": "2026-02-17T12:34:11", "percent_change": 0.0, "prev_day_close": 0.100000001490116}, {"option": "BYD270115C00037500", "bid": 39.1, "bid_size": 10.0, "ask": 43.2, "ask_size": 8.0, "iv": 1.0358, "open_interest": 0.0, "volume": 0.0, "delta": 0.989, "gamma": 0.0012, "vega": 0.0084, "theta": -0.0027, "rho": 0.0206, "theo": 40.9044, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 40.8500003814697}, {"option": "BYD270115P00037500", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 43.0, "iv": 1.0573, "open_interest": 12.0, "volume": 0.0, "delta": -0.0138, "gamma": 0.0012, "vega": 0.0117, "theta": -0.0074, "rho": -0.0022, "theo": 0.151, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.46, "last_trade_time": "2026-02-17T12:28:05", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115C00040000", "bid": 36.8, "bid_size": 8.0, "ask": 40.7, "ask_size": 8.0, "iv": 0.9969, "open_interest": 0.0, "volume": 0.0, "delta": 0.986, "gamma": 0.0016, "vega": 0.0107, "theta": -0.0038, "rho": 0.0255, "theo": 38.4282, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 38.1999988555908}, {"option": "BYD270115P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 0.2, "ask_size": 33.0, "iv": 0.7406, "open_interest": 350.0, "volume": 0.0, "delta": -0.0167, "gamma": 0.0015, "vega": 0.0139, "theta": -0.0082, "rho": -0.0026, "theo": 0.1754, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.2, "last_trade_time": "2026-06-23T09:40:12", "percent_change": 0.0, "prev_day_close": 0.100000001490116}, {"option": "BYD270115C00042500", "bid": 34.5, "bid_size": 8.0, "ask": 38.1, "ask_size": 8.0, "iv": 0.9352, "open_interest": 0.0, "volume": 0.0, "delta": 0.9824, "gamma": 0.0019, "vega": 0.0127, "theta": -0.005, "rho": 0.0292, "theo": 35.9566, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 35.7999992370606}, {"option": "BYD270115P00042500", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 44.0, "iv": 0.8992, "open_interest": 25.0, "volume": 0.0, "delta": -0.0202, "gamma": 0.0019, "vega": 0.0163, "theta": -0.0091, "rho": -0.0032, "theo": 0.2042, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.65, "last_trade_time": "2025-08-22T10:59:59", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115C00045000", "bid": 32.1, "bid_size": 8.0, "ask": 35.7, "ask_size": 9.0, "iv": 0.8903, "open_interest": 0.0, "volume": 0.0, "delta": 0.9781, "gamma": 0.0024, "vega": 0.0163, "theta": -0.0063, "rho": 0.0345, "theo": 33.4905, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 33.25}, {"option": "BYD270115P00045000", "bid": 0.0, "bid_size": 0.0, "ask": 1.2, "ask_size": 50.0, "iv": 0.8604, "open_interest": 152.0, "volume": 0.0, "delta": -0.0245, "gamma": 0.0024, "vega": 0.0192, "theta": -0.0101, "rho": -0.0038, "theo": 0.2382, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.95, "last_trade_time": "2025-07-24T09:54:10", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115C00047500", "bid": 29.6, "bid_size": 8.0, "ask": 32.8, "ask_size": 9.0, "iv": 0.7476, "open_interest": 0.0, "volume": 0.0, "delta": 0.9727, "gamma": 0.003, "vega": 0.0193, "theta": -0.0077, "rho": 0.0389, "theo": 31.0325, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 30.8000011444092}, {"option": "BYD270115P00047500", "bid": 0.0, "bid_size": 0.0, "ask": 0.25, "ask_size": 26.0, "iv": 0.5875, "open_interest": 49.0, "volume": 0.0, "delta": -0.0297, "gamma": 0.003, "vega": 0.0226, "theta": -0.0112, "rho": -0.0046, "theo": 0.2787, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.22, "last_trade_time": "2026-10-27T13:29:19", "percent_change": 0.0, "prev_day_close": 0.125}, {"option": "BYD270115C00050000", "bid": 27.4, "bid_size": 14.0, "ask": 29.5, "ask_size": 11.0, "iv": 0.5619, "open_interest": 5.0, "volume": 0.0, "delta": 0.9662, "gamma": 0.0038, "vega": 0.0236, "theta": -0.0092, "rho": 0.0424, "theo": 28.5818, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 32.43, "last_trade_time": "2025-01-28T11:43:00", "percent_change": 0.0, "prev_day_close": 28.4499998092651}, {"option": "BYD270115P00050000", "bid": 0.0, "bid_size": 0.0, "ask": 1.2, "ask_size": 36.0, "iv": 0.7217, "open_interest": 30.0, "volume": 0.0, "delta": -0.0362, "gamma": 0.0038, "vega": 0.0266, "theta": -0.0124, "rho": -0.0056, "theo": 0.3273, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 1.16, "last_trade_time": "2025-08-22T12:09:20", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115C00052500", "bid": 24.3, "bid_size": 16.0, "ask": 27.3, "ask_size": 10.0, "iv": 0.0, "open_interest": 5.0, "volume": 0.0, "delta": 0.9581, "gamma": 0.0048, "vega": 0.0282, "theta": -0.0109, "rho": 0.0493, "theo": 26.1438, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 33.65, "last_trade_time": "2025-10-20T09:50:23", "percent_change": 0.0, "prev_day_close": 25.5}, {"option": "BYD270115P00052500", "bid": 0.0, "bid_size": 0.0, "ask": 1.4, "ask_size": 35.0, "iv": 0.682, "open_interest": 1.0, "volume": 0.0, "delta": -0.0442, "gamma": 0.0047, "vega": 0.0313, "theta": -0.0137, "rho": -0.0067, "theo": 0.3864, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.95, "last_trade_time": "2025-01-21T09:30:02", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115C00055000", "bid": 22.3, "bid_size": 30.0, "ask": 24.9, "ask_size": 27.0, "iv": 0.5186, "open_interest": 27.0, "volume": 0.0, "delta": 0.9479, "gamma": 0.006, "vega": 0.0338, "theta": -0.0127, "rho": 0.0528, "theo": 23.7179, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 23.6, "last_trade_time": "2026-11-09T09:41:46", "percent_change": 0.0, "prev_day_close": 23.5}, {"option": "BYD270115P00055000", "bid": 0.0, "bid_size": 0.0, "ask": 1.4, "ask_size": 41.0, "iv": 0.6179, "open_interest": 0.0, "volume": 0.0, "delta": -0.0543, "gamma": 0.0059, "vega": 0.0368, "theta": -0.0152, "rho": -0.0082, "theo": 0.4586, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115C00057500", "bid": 19.5, "bid_size": 13.0, "ask": 22.3, "ask_size": 13.0, "iv": 0.3579, "open_interest": 0.0, "volume": 0.0, "delta": 0.9351, "gamma": 0.0076, "vega": 0.0405, "theta": -0.0146, "rho": 0.0602, "theo": 21.3116, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 20.9499998092651}, {"option": "BYD270115P00057500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 38.0, "iv": 0.478, "open_interest": 2.0, "volume": 0.0, "delta": -0.067, "gamma": 0.0074, "vega": 0.0434, "theta": -0.0168, "rho": -0.0101, "theo": 0.5481, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.5, "last_trade_time": "2026-10-27T10:08:40", "percent_change": 0.0, "prev_day_close": 0.400000000372529}, {"option": "BYD270115C00060000", "bid": 17.5, "bid_size": 26.0, "ask": 19.8, "ask_size": 16.0, "iv": 0.4206, "open_interest": 27.0, "volume": 0.0, "delta": 0.9187, "gamma": 0.0096, "vega": 0.0492, "theta": -0.0168, "rho": 0.0677, "theo": 18.9267, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 18.4, "last_trade_time": "2026-11-09T10:04:19", "percent_change": 0.0, "prev_day_close": 18.25}, {"option": "BYD270115P00060000", "bid": 0.05, "bid_size": 40.0, "ask": 1.65, "ask_size": 44.0, "iv": 0.5237, "open_interest": 56.0, "volume": 0.0, "delta": -0.0831, "gamma": 0.0094, "vega": 0.0512, "theta": -0.0185, "rho": -0.0124, "theo": 0.6603, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 1.7, "last_trade_time": "2026-09-30T09:30:18", "percent_change": 0.0, "prev_day_close": 0.400000000372529}, {"option": "BYD270115C00062500", "bid": 15.1, "bid_size": 32.0, "ask": 17.7, "ask_size": 29.0, "iv": 0.4226, "open_interest": 15.0, "volume": 0.0, "delta": 0.8976, "gamma": 0.0121, "vega": 0.0574, "theta": -0.019, "rho": 0.0701, "theo": 16.5756, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 16.4, "last_trade_time": "2026-11-09T09:39:39", "percent_change": 0.0, "prev_day_close": 16.2999997138977}, {"option": "BYD270115P00062500", "bid": 0.0, "bid_size": 0.0, "ask": 2.3, "ask_size": 40.0, "iv": 0.5093, "open_interest": 1314.0, "volume": 0.0, "delta": -0.1038, "gamma": 0.0119, "vega": 0.0603, "theta": -0.0204, "rho": -0.0154, "theo": 0.8035, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.5, "last_trade_time": "2026-11-05T15:21:39", "percent_change": 0.0, "prev_day_close": 0.950000002980232}, {"option": "BYD270115C00065000", "bid": 13.0, "bid_size": 24.0, "ask": 15.3, "ask_size": 11.0, "iv": 0.406, "open_interest": 79.0, "volume": 0.0, "delta": 0.8703, "gamma": 0.0153, "vega": 0.0689, "theta": -0.0213, "rho": 0.0763, "theo": 14.2669, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 14.2, "last_trade_time": "2026-11-04T11:35:20", "percent_change": 0.0, "prev_day_close": 13.9500002861023}, {"option": "BYD270115P00065000", "bid": 0.0, "bid_size": 0.0, "ask": 2.7, "ask_size": 40.0, "iv": 0.4723, "open_interest": 574.0, "volume": 0.0, "delta": -0.1307, "gamma": 0.015, "vega": 0.0709, "theta": -0.0224, "rho": -0.0192, "theo": 0.9891, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.55, "last_trade_time": "2026-11-03T09:30:03", "percent_change": 0.0, "prev_day_close": 0.975000023841858}, {"option": "BYD270115C00067500", "bid": 10.6, "bid_size": 14.0, "ask": 12.9, "ask_size": 11.0, "iv": 0.3587, "open_interest": 20.0, "volume": 0.0, "delta": 0.8346, "gamma": 0.0193, "vega": 0.0817, "theta": -0.0237, "rho": 0.081, "theo": 12.0185, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.8, "last_trade_time": "2026-10-12T10:05:57", "percent_change": 0.0, "prev_day_close": 11.4000000953674}, {"option": "BYD270115P00067500", "bid": 0.3, "bid_size": 43.0, "ask": 2.9, "ask_size": 45.0, "iv": 0.4362, "open_interest": 314.0, "volume": 0.0, "delta": -0.1658, "gamma": 0.019, "vega": 0.0831, "theta": -0.0244, "rho": -0.0241, "theo": 1.2345, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 2.75, "last_trade_time": "2026-10-05T13:43:07", "percent_change": 0.0, "prev_day_close": 1.72499994933605}, {"option": "BYD270115C00070000", "bid": 8.5, "bid_size": 58.0, "ask": 11.0, "ask_size": 51.0, "iv": 0.3539, "open_interest": 131.0, "volume": 0.0, "delta": 0.7879, "gamma": 0.0242, "vega": 0.0955, "theta": -0.0259, "rho": 0.0832, "theo": 9.8575, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 4.1, "last_trade_time": "2026-10-16T12:28:40", "percent_change": 0.0, "prev_day_close": 9.29999995231628}, {"option": "BYD270115P00070000", "bid": 0.3, "bid_size": 52.0, "ask": 3.2, "ask_size": 65.0, "iv": 0.3843, "open_interest": 85.0, "volume": 0.0, "delta": -0.2118, "gamma": 0.0238, "vega": 0.0965, "theta": -0.0264, "rho": -0.0305, "theo": 1.566, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.7, "last_trade_time": "2026-10-16T12:50:29", "percent_change": 0.0, "prev_day_close": 1.87499997019768}, {"option": "BYD270115C00072500", "bid": 7.3, "bid_size": 32.0, "ask": 8.5, "ask_size": 39.0, "iv": 0.3468, "open_interest": 164.0, "volume": 2.0, "delta": 0.7271, "gamma": 0.0296, "vega": 0.1096, "theta": -0.0279, "rho": 0.0823, "theo": 7.8239, "change": -1.35, "open": 5.9, "high": 5.9, "low": 5.9, "tick": "down", "last_trade_price": 5.9, "last_trade_time": "2026-11-10T10:28:08", "percent_change": -18.6207, "prev_day_close": 7.25}, {"option": "BYD270115P00072500", "bid": 0.7, "bid_size": 61.0, "ask": 3.5, "ask_size": 67.0, "iv": 0.3468, "open_interest": 5.0, "volume": 0.0, "delta": -0.2719, "gamma": 0.0293, "vega": 0.1103, "theta": -0.0282, "rho": -0.0386, "theo": 2.0233, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.66, "last_trade_time": "2026-10-30T09:53:56", "percent_change": 0.0, "prev_day_close": 2.22499996423721}, {"option": "BYD270115C00075000", "bid": 4.6, "bid_size": 68.0, "ask": 7.0, "ask_size": 62.0, "iv": 0.3035, "open_interest": 111.0, "volume": 0.0, "delta": 0.65, "gamma": 0.0352, "vega": 0.1221, "theta": -0.0292, "rho": 0.0777, "theo": 5.9747, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.0, "last_trade_time": "2026-11-04T09:40:24", "percent_change": 0.0, "prev_day_close": 5.45000004768372}, {"option": "BYD270115P00075000", "bid": 1.3, "bid_size": 61.0, "ask": 3.8, "ask_size": 66.0, "iv": 0.3086, "open_interest": 5.0, "volume": 0.0, "delta": -0.3485, "gamma": 0.0349, "vega": 0.1226, "theta": -0.0294, "rho": -0.0487, "theo": 2.6639, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.6, "last_trade_time": "2026-09-17T09:30:03", "percent_change": 0.0, "prev_day_close": 2.80000001192093}, {"option": "BYD270115C00077500", "bid": 3.9, "bid_size": 27.0, "ask": 5.2, "ask_size": 53.0, "iv": 0.3141, "open_interest": 62.0, "volume": 0.0, "delta": 0.5573, "gamma": 0.0394, "vega": 0.1303, "theta": -0.0296, "rho": 0.0696, "theo": 4.3823, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.28, "last_trade_time": "2026-11-09T12:26:17", "percent_change": 0.0, "prev_day_close": 4.125}, {"option": "BYD270115P00077500", "bid": 1.75, "bid_size": 33.0, "ask": 4.6, "ask_size": 38.0, "iv": 0.2716, "open_interest": 3.0, "volume": 0.0, "delta": -0.441, "gamma": 0.0394, "vega": 0.1306, "theta": -0.0297, "rho": -0.06, "theo": 3.5609, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.3, "last_trade_time": "2026-09-15T09:30:02", "percent_change": 0.0, "prev_day_close": 3.70000004768372}, {"option": "BYD270115C00080000", "bid": 2.0, "bid_size": 76.0, "ask": 4.4, "ask_size": 42.0, "iv": 0.2979, "open_interest": 78.0, "volume": 0.0, "delta": 0.4561, "gamma": 0.0408, "vega": 0.1311, "theta": -0.0288, "rho": 0.0599, "theo": 3.1128, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.98, "last_trade_time": "2026-11-09T12:26:17", "percent_change": 0.0, "prev_day_close": 3.09999996423721}, {"option": "BYD270115P00080000", "bid": 3.2, "bid_size": 49.0, "ask": 5.9, "ask_size": 51.0, "iv": 0.2736, "open_interest": 3.0, "volume": 0.0, "delta": -0.5426, "gamma": 0.041, "vega": 0.1311, "theta": -0.0288, "rho": -0.0716, "theo": 4.782, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.7, "last_trade_time": "2026-08-05T15:34:12", "percent_change": 0.0, "prev_day_close": 4.85000002384186}, {"option": "BYD270115C00082500", "bid": 1.05, "bid_size": 4.0, "ask": 2.8, "ask_size": 80.0, "iv": 0.3141, "open_interest": 456.0, "volume": 2599.0, "delta": 0.3591, "gamma": 0.0387, "vega": 0.1239, "theta": -0.0269, "rho": 0.048, "theo": 2.1851, "change": -0.78, "open": 2.32, "high": 2.32, "low": 1.62, "tick": "down", "last_trade_price": 1.62, "last_trade_time": "2026-11-10T15:23:49", "percent_change": -32.5, "prev_day_close": 2.40000003576279}, {"option": "BYD270115P00082500", "bid": 4.8, "bid_size": 50.0, "ask": 7.3, "ask_size": 50.0, "iv": 0.2646, "open_interest": 13.0, "volume": 0.0, "delta": -0.6404, "gamma": 0.0391, "vega": 0.1234, "theta": -0.0267, "rho": -0.0816, "theo": 6.346, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.9, "last_trade_time": "2026-11-05T15:39:05", "percent_change": 0.0, "prev_day_close": 6.40000009536743}, {"option": "BYD270115C00085000", "bid": 0.75, "bid_size": 66.0, "ask": 3.4, "ask_size": 61.0, "iv": 0.3388, "open_interest": 22.0, "volume": 0.0, "delta": 0.2769, "gamma": 0.0342, "vega": 0.1114, "theta": -0.0244, "rho": 0.0376, "theo": 1.5509, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 1.3, "last_trade_time": "2026-11-03T11:56:24", "percent_change": 0.0, "prev_day_close": 1.87500004470348}, {"option": "BYD270115P00085000", "bid": 6.7, "bid_size": 32.0, "ask": 9.0, "ask_size": 51.0, "iv": 0.2594, "open_interest": 0.0, "volume": 0.0, "delta": -0.7236, "gamma": 0.0346, "vega": 0.1105, "theta": -0.024, "rho": -0.0894, "theo": 8.2054, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 8.6, "last_trade_time": "2026-08-31T09:34:33", "percent_change": 0.0, "prev_day_close": 8.34999990463257}, {"option": "BYD270115C00087500", "bid": 0.45, "bid_size": 43.0, "ask": 3.1, "ask_size": 24.0, "iv": 0.3645, "open_interest": 61.0, "volume": 0.0, "delta": 0.213, "gamma": 0.0288, "vega": 0.0971, "theta": -0.0218, "rho": 0.0291, "theo": 1.1294, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.38, "last_trade_time": "2026-10-29T13:29:25", "percent_change": 0.0, "prev_day_close": 1.50000002421439}, {"option": "BYD270115P00087500", "bid": 8.5, "bid_size": 18.0, "ask": 11.2, "ask_size": 23.0, "iv": 0.2523, "open_interest": 0.0, "volume": 0.0, "delta": -0.7882, "gamma": 0.0292, "vega": 0.0955, "theta": -0.021, "rho": -0.0936, "theo": 10.2787, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 22.13, "last_trade_time": "2026-10-01T11:24:22", "percent_change": 0.0, "prev_day_close": 10.3000001907349}, {"option": "BYD270115C00090000", "bid": 0.5, "bid_size": 8.0, "ask": 0.95, "ask_size": 18.0, "iv": 0.2974, "open_interest": 1258.0, "volume": 0.0, "delta": 0.1653, "gamma": 0.0237, "vega": 0.0833, "theta": -0.0193, "rho": 0.0226, "theo": 0.8476, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.27, "last_trade_time": "2026-10-29T13:29:25", "percent_change": 0.0, "prev_day_close": 0.674999982118606}, {"option": "BYD270115P00090000", "bid": 10.6, "bid_size": 12.0, "ask": 13.4, "ask_size": 11.0, "iv": 0.2395, "open_interest": 0.0, "volume": 0.0, "delta": -0.8363, "gamma": 0.024, "vega": 0.0813, "theta": -0.0182, "rho": -0.0971, "theo": 12.4919, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 11.5, "last_trade_time": "2026-02-23T12:42:03", "percent_change": 0.0, "prev_day_close": 12.6999998092651}, {"option": "BYD270115C00092500", "bid": 0.0, "bid_size": 0.0, "ask": 2.55, "ask_size": 20.0, "iv": 0.4032, "open_interest": 1016.0, "volume": 0.0, "delta": 0.1302, "gamma": 0.0194, "vega": 0.0711, "theta": -0.0171, "rho": 0.0178, "theo": 0.6545, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.45, "last_trade_time": "2026-11-02T13:53:56", "percent_change": 0.0, "prev_day_close": 1.05000000074506}, {"option": "BYD270115P00092500", "bid": 12.9, "bid_size": 15.0, "ask": 15.6, "ask_size": 13.0, "iv": 0.2008, "open_interest": 0.0, "volume": 0.0, "delta": -0.8716, "gamma": 0.0196, "vega": 0.069, "theta": -0.0156, "rho": -0.1002, "theo": 14.7938, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 14.9499998092651}, {"option": "BYD270115C00095000", "bid": 0.0, "bid_size": 0.0, "ask": 2.35, "ask_size": 23.0, "iv": 0.4307, "open_interest": 1582.0, "volume": 0.0, "delta": 0.1042, "gamma": 0.0159, "vega": 0.0608, "theta": -0.0152, "rho": 0.0142, "theo": 0.5183, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.8, "last_trade_time": "2026-08-28T14:18:19", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115P00095000", "bid": 14.9, "bid_size": 14.0, "ask": 18.4, "ask_size": 13.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.8977, "gamma": 0.016, "vega": 0.0584, "theta": -0.0133, "rho": -0.1019, "theo": 17.1523, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 17.0500001907349}, {"option": "BYD270115C00097500", "bid": 0.0, "bid_size": 0.0, "ask": 2.35, "ask_size": 1.0, "iv": 0.4674, "open_interest": 26.0, "volume": 0.0, "delta": 0.0846, "gamma": 0.0131, "vega": 0.0523, "theta": -0.0135, "rho": 0.0115, "theo": 0.4192, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.4, "last_trade_time": "2026-09-14T14:16:26", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115P00097500", "bid": 17.4, "bid_size": 10.0, "ask": 20.0, "ask_size": 16.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9172, "gamma": 0.0131, "vega": 0.0495, "theta": -0.0113, "rho": -0.1032, "theo": 19.5475, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 19.6500005722046}, {"option": "BYD270115C00100000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 40.0, "iv": 0.374, "open_interest": 226.0, "volume": 0.0, "delta": 0.0697, "gamma": 0.0109, "vega": 0.0452, "theta": -0.0121, "rho": 0.0095, "theo": 0.3454, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.15, "last_trade_time": "2026-11-05T15:49:31", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115P00100000", "bid": 19.6, "bid_size": 10.0, "ask": 23.5, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9319, "gamma": 0.0108, "vega": 0.0426, "theta": -0.0095, "rho": -0.1053, "theo": 21.9672, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 21.8999996185303}, {"option": "BYD270115C00105000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 48.0, "iv": 0.4295, "open_interest": 6.0, "volume": 0.0, "delta": 0.0491, "gamma": 0.0077, "vega": 0.0344, "theta": -0.0098, "rho": 0.0066, "theo": 0.2449, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.2, "last_trade_time": "2026-05-15T09:30:02", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115P00105000", "bid": 24.5, "bid_size": 8.0, "ask": 28.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9522, "gamma": 0.0076, "vega": 0.0317, "theta": -0.0066, "rho": -0.108, "theo": 26.8529, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 26.8999996185303}, {"option": "BYD270115C00110000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 43.0, "iv": 0.4808, "open_interest": 7.0, "volume": 0.0, "delta": 0.0361, "gamma": 0.0056, "vega": 0.0268, "theta": -0.0081, "rho": 0.0049, "theo": 0.1818, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.42, "last_trade_time": "2026-08-13T11:38:32", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115P00110000", "bid": 29.9, "bid_size": 8.0, "ask": 33.2, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9652, "gamma": 0.0057, "vega": 0.0241, "theta": -0.0043, "rho": -0.1047, "theo": 31.7748, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 31.8500003814697}, {"option": "BYD270115C00115000", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 43.0, "iv": 0.5598, "open_interest": 24.0, "volume": 0.0, "delta": 0.0274, "gamma": 0.0042, "vega": 0.0213, "theta": -0.0068, "rho": 0.0037, "theo": 0.1397, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 1.9, "last_trade_time": "2026-07-31T09:46:09", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115P00115000", "bid": 34.9, "bid_size": 9.0, "ask": 38.5, "ask_size": 8.0, "iv": 0.4337, "open_interest": 0.0, "volume": 0.0, "delta": -0.9754, "gamma": 0.005, "vega": 0.0178, "theta": -0.0036, "rho": -0.0907, "theo": 36.7197, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 36.9000015258789}, {"option": "BYD270115C00120000", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 37.0, "iv": 0.6063, "open_interest": 18.0, "volume": 0.0, "delta": 0.0213, "gamma": 0.0032, "vega": 0.0173, "theta": -0.0058, "rho": 0.0028, "theo": 0.1103, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.85, "last_trade_time": "2026-07-17T09:56:09", "percent_change": 0.0, "prev_day_close": 0.550000011920929}, {"option": "BYD270115P00120000", "bid": 39.5, "bid_size": 9.0, "ask": 43.5, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9846, "gamma": 0.0047, "vega": 0.0113, "theta": -0.0038, "rho": -0.0569, "theo": 41.684, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 41.9000015258789}, {"option": "BYD270115C00125000", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 42.0, "iv": 0.6499, "open_interest": 7.0, "volume": 0.0, "delta": 0.017, "gamma": 0.0026, "vega": 0.0142, "theta": -0.005, "rho": 0.0023, "theo": 0.0891, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.55, "last_trade_time": "2026-06-02T09:30:02", "percent_change": 0.0, "prev_day_close": 0.524999976158142}, {"option": "BYD270115P00125000", "bid": 44.5, "bid_size": 9.0, "ask": 48.5, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9924, "gamma": 0.0045, "vega": 0.0077, "theta": -0.0038, "rho": -0.0253, "theo": 46.6625, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 46.9000015258789}, {"option": "BYD270115C00130000", "bid": 0.0, "bid_size": 0.0, "ask": 1.4, "ask_size": 15.0, "iv": 0.739, "open_interest": 1.0, "volume": 0.0, "delta": 0.0138, "gamma": 0.002, "vega": 0.0119, "theta": -0.0043, "rho": 0.0018, "theo": 0.0732, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.63, "last_trade_time": "2026-02-26T11:26:36", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270115P00130000", "bid": 49.5, "bid_size": 8.0, "ask": 53.5, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9969, "gamma": 0.002, "vega": 0.0, "theta": -0.0028, "rho": 0.0, "theo": 51.66, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 51.9000015258789}, {"option": "BYD270319C00037500", "bid": 39.4, "bid_size": 10.0, "ask": 43.5, "ask_size": 8.0, "iv": 0.8243, "open_interest": 0.0, "volume": 0.0, "delta": 0.98, "gamma": 0.0017, "vega": 0.0197, "theta": -0.0013, "rho": 0.0665, "theo": 41.0313, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 40.8999996185303}, {"option": "BYD270319P00037500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 43.0, "iv": 0.719, "open_interest": 0.0, "volume": 0.0, "delta": -0.0205, "gamma": 0.0016, "vega": 0.0231, "theta": -0.0058, "rho": -0.0064, "theo": 0.2653, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319C00040000", "bid": 37.0, "bid_size": 8.0, "ask": 40.6, "ask_size": 8.0, "iv": 0.7141, "open_interest": 0.0, "volume": 0.0, "delta": 0.9755, "gamma": 0.002, "vega": 0.024, "theta": -0.0022, "rho": 0.0751, "theo": 38.5853, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 38.6500015258789}, {"option": "BYD270319P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 41.0, "iv": 0.6634, "open_interest": 0.0, "volume": 0.0, "delta": -0.0245, "gamma": 0.0019, "vega": 0.0269, "theta": -0.0064, "rho": -0.0076, "theo": 0.3049, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319C00042500", "bid": 34.5, "bid_size": 10.0, "ask": 38.2, "ask_size": 8.0, "iv": 0.6649, "open_interest": 0.0, "volume": 0.0, "delta": 0.9701, "gamma": 0.0025, "vega": 0.028, "theta": -0.0032, "rho": 0.09, "theo": 36.1507, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 36.1499996185303}, {"option": "BYD270319P00042500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 41.0, "iv": 0.6111, "open_interest": 0.0, "volume": 0.0, "delta": -0.0292, "gamma": 0.0024, "vega": 0.031, "theta": -0.007, "rho": -0.009, "theo": 0.351, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319C00045000", "bid": 32.2, "bid_size": 13.0, "ask": 36.2, "ask_size": 12.0, "iv": 0.6828, "open_interest": 0.0, "volume": 0.0, "delta": 0.9638, "gamma": 0.003, "vega": 0.0347, "theta": -0.0041, "rho": 0.1077, "theo": 33.7237, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 33.75}, {"option": "BYD270319P00045000", "bid": 0.0, "bid_size": 0.0, "ask": 1.1, "ask_size": 39.0, "iv": 0.6083, "open_interest": 0.0, "volume": 0.0, "delta": -0.0348, "gamma": 0.0029, "vega": 0.036, "theta": -0.0077, "rho": -0.0107, "theo": 0.4048, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319C00047500", "bid": 30.0, "bid_size": 11.0, "ask": 32.8, "ask_size": 11.0, "iv": 0.5606, "open_interest": 0.0, "volume": 0.0, "delta": 0.9562, "gamma": 0.0037, "vega": 0.0393, "theta": -0.005, "rho": 0.1137, "theo": 31.3131, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 31.1999998092651}, {"option": "BYD270319P00047500", "bid": 0.0, "bid_size": 0.0, "ask": 1.7, "ask_size": 40.0, "iv": 0.6187, "open_interest": 0.0, "volume": 0.0, "delta": -0.0417, "gamma": 0.0036, "vega": 0.0417, "theta": -0.0084, "rho": -0.0127, "theo": 0.4684, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319C00050000", "bid": 27.6, "bid_size": 14.0, "ask": 30.3, "ask_size": 11.0, "iv": 0.5168, "open_interest": 0.0, "volume": 0.0, "delta": 0.9474, "gamma": 0.0044, "vega": 0.046, "theta": -0.006, "rho": 0.1308, "theo": 28.9147, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 28.75}, {"option": "BYD270319P00050000", "bid": 0.0, "bid_size": 0.0, "ask": 1.4, "ask_size": 39.0, "iv": 0.5403, "open_interest": 0.0, "volume": 0.0, "delta": -0.0499, "gamma": 0.0044, "vega": 0.0481, "theta": -0.0092, "rho": -0.0152, "theo": 0.5437, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319C00055000", "bid": 22.9, "bid_size": 9.0, "ask": 25.3, "ask_size": 11.0, "iv": 0.4408, "open_interest": 0.0, "volume": 0.0, "delta": 0.9243, "gamma": 0.0065, "vega": 0.0614, "theta": -0.0081, "rho": 0.1557, "theo": 24.1751, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 24.0500001907349}, {"option": "BYD270319P00055000", "bid": 0.0, "bid_size": 0.0, "ask": 1.9, "ask_size": 35.0, "iv": 0.4847, "open_interest": 442.0, "volume": 0.0, "delta": -0.0722, "gamma": 0.0065, "vega": 0.0642, "theta": -0.011, "rho": -0.0218, "theo": 0.7428, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.6, "last_trade_time": "2026-10-27T09:30:02", "percent_change": 0.0, "prev_day_close": 0.474999994039536}, {"option": "BYD270319C00060000", "bid": 18.3, "bid_size": 13.0, "ask": 20.9, "ask_size": 11.0, "iv": 0.4104, "open_interest": 0.0, "volume": 0.0, "delta": 0.8907, "gamma": 0.0096, "vega": 0.0834, "theta": -0.0106, "rho": 0.1687, "theo": 19.538, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 19.4499998092651}, {"option": "BYD270319P00060000", "bid": 0.4, "bid_size": 18.0, "ask": 2.9, "ask_size": 30.0, "iv": 0.4694, "open_interest": 12.0, "volume": 0.0, "delta": -0.1059, "gamma": 0.0098, "vega": 0.0854, "theta": -0.013, "rho": -0.0318, "theo": 1.0399, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.7, "last_trade_time": "2026-11-05T09:30:02", "percent_change": 0.0, "prev_day_close": 0.749999977648258}, {"option": "BYD270319C00062500", "bid": 16.1, "bid_size": 16.0, "ask": 18.5, "ask_size": 12.0, "iv": 0.3819, "open_interest": 0.0, "volume": 0.0, "delta": 0.8679, "gamma": 0.0117, "vega": 0.0959, "theta": -0.012, "rho": 0.1708, "theo": 17.2781, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 16.9499998092651}, {"option": "BYD270319P00062500", "bid": 0.6, "bid_size": 23.0, "ask": 3.1, "ask_size": 45.0, "iv": 0.438, "open_interest": 0.0, "volume": 0.0, "delta": -0.129, "gamma": 0.0119, "vega": 0.098, "theta": -0.0141, "rho": -0.0386, "theo": 1.2455, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.999999970197678}, {"option": "BYD270319C00065000", "bid": 14.0, "bid_size": 27.0, "ask": 16.2, "ask_size": 19.0, "iv": 0.3604, "open_interest": 0.0, "volume": 0.0, "delta": 0.8395, "gamma": 0.0143, "vega": 0.111, "theta": -0.0134, "rho": 0.171, "theo": 15.0695, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 14.8000001907349}, {"option": "BYD270319P00065000", "bid": 0.05, "bid_size": 41.0, "ask": 3.3, "ask_size": 38.0, "iv": 0.3728, "open_interest": 14.0, "volume": 0.0, "delta": -0.1579, "gamma": 0.0145, "vega": 0.1124, "theta": -0.0153, "rho": -0.047, "theo": 1.5057, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.15, "last_trade_time": "2026-11-05T09:30:02", "percent_change": 0.0, "prev_day_close": 2.07500004768372}, {"option": "BYD270319C00067500", "bid": 11.9, "bid_size": 38.0, "ask": 14.3, "ask_size": 42.0, "iv": 0.3505, "open_interest": 0.0, "volume": 0.0, "delta": 0.8041, "gamma": 0.0173, "vega": 0.126, "theta": -0.0149, "rho": 0.1702, "theo": 12.9336, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 12.7000002861023}, {"option": "BYD270319P00067500", "bid": 0.2, "bid_size": 43.0, "ask": 3.5, "ask_size": 46.0, "iv": 0.3383, "open_interest": 0.0, "volume": 0.0, "delta": -0.1939, "gamma": 0.0175, "vega": 0.1277, "theta": -0.0164, "rho": -0.0574, "theo": 1.84, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.00000002980232}, {"option": "BYD270319C00070000", "bid": 9.9, "bid_size": 60.0, "ask": 12.4, "ask_size": 55.0, "iv": 0.3367, "open_interest": 133.0, "volume": 0.0, "delta": 0.7601, "gamma": 0.0207, "vega": 0.1407, "theta": -0.0163, "rho": 0.1651, "theo": 10.8999, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 5.6, "last_trade_time": "2026-10-16T13:18:59", "percent_change": 0.0, "prev_day_close": 10.7999997138977}, {"option": "BYD270319P00070000", "bid": 1.8, "bid_size": 4.0, "ask": 2.4, "ask_size": 40.0, "iv": 0.3064, "open_interest": 35.0, "volume": 1.0, "delta": -0.2388, "gamma": 0.0209, "vega": 0.1437, "theta": -0.0175, "rho": -0.0702, "theo": 2.2785, "change": -1.025, "open": 1.85, "high": 1.85, "low": 1.85, "tick": "down", "last_trade_price": 1.85, "last_trade_time": "2026-11-10T09:42:50", "percent_change": -35.6522, "prev_day_close": 2.87500005960464}, {"option": "BYD270319C00072500", "bid": 8.2, "bid_size": 60.0, "ask": 10.6, "ask_size": 59.0, "iv": 0.3285, "open_interest": 59.0, "volume": 0.0, "delta": 0.7062, "gamma": 0.0242, "vega": 0.157, "theta": -0.0175, "rho": 0.1572, "theo": 8.9996, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.2, "last_trade_time": "2026-10-16T10:04:13", "percent_change": 0.0, "prev_day_close": 8.75}, {"option": "BYD270319P00072500", "bid": 1.5, "bid_size": 51.0, "ask": 4.0, "ask_size": 51.0, "iv": 0.297, "open_interest": 7.0, "volume": 0.0, "delta": -0.2929, "gamma": 0.0244, "vega": 0.1591, "theta": -0.0184, "rho": -0.0851, "theo": 2.8475, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.6, "last_trade_time": "2026-10-22T11:05:07", "percent_change": 0.0, "prev_day_close": 2.84999990463257}, {"option": "BYD270319C00075000", "bid": 7.1, "bid_size": 39.0, "ask": 8.6, "ask_size": 26.0, "iv": 0.3237, "open_interest": 6.0, "volume": 0.0, "delta": 0.6424, "gamma": 0.0275, "vega": 0.1707, "theta": -0.0185, "rho": 0.1461, "theo": 7.2771, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 7.0, "last_trade_time": "2026-11-03T10:37:34", "percent_change": 0.0, "prev_day_close": 7.15000009536743}, {"option": "BYD270319P00075000", "bid": 2.6, "bid_size": 31.0, "ask": 4.8, "ask_size": 46.0, "iv": 0.2957, "open_interest": 12.0, "volume": 0.0, "delta": -0.3581, "gamma": 0.0278, "vega": 0.1723, "theta": -0.0192, "rho": -0.1024, "theo": 3.6057, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.9, "last_trade_time": "2026-10-22T11:05:07", "percent_change": 0.0, "prev_day_close": 3.85000002384186}, {"option": "BYD270319C00077500", "bid": 4.6, "bid_size": 36.0, "ask": 6.9, "ask_size": 24.0, "iv": 0.2796, "open_interest": 4.0, "volume": 0.0, "delta": 0.5703, "gamma": 0.0299, "vega": 0.1801, "theta": -0.0191, "rho": 0.1323, "theo": 5.7776, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.45, "last_trade_time": "2026-11-03T15:37:52", "percent_change": 0.0, "prev_day_close": 5.75}, {"option": "BYD270319P00077500", "bid": 3.3, "bid_size": 36.0, "ask": 5.9, "ask_size": 38.0, "iv": 0.2819, "open_interest": 0.0, "volume": 0.0, "delta": -0.4313, "gamma": 0.0303, "vega": 0.181, "theta": -0.0195, "rho": -0.1201, "theo": 4.586, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 4.89999997615814}, {"option": "BYD270319C00080000", "bid": 3.3, "bid_size": 42.0, "ask": 5.7, "ask_size": 35.0, "iv": 0.2745, "open_interest": 71.0, "volume": 0.0, "delta": 0.4942, "gamma": 0.031, "vega": 0.1834, "theta": -0.0192, "rho": 0.1166, "theo": 4.5331, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.3, "last_trade_time": "2026-11-03T10:26:57", "percent_change": 0.0, "prev_day_close": 4.54999995231628}, {"option": "BYD270319P00080000", "bid": 4.5, "bid_size": 42.0, "ask": 7.1, "ask_size": 40.0, "iv": 0.2749, "open_interest": 0.0, "volume": 0.0, "delta": -0.5087, "gamma": 0.0316, "vega": 0.1833, "theta": -0.0195, "rho": -0.1366, "theo": 5.8254, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 6.29999995231628}, {"option": "BYD270319C00082500", "bid": 2.15, "bid_size": 42.0, "ask": 4.7, "ask_size": 44.0, "iv": 0.2688, "open_interest": 84.0, "volume": 0.0, "delta": 0.4201, "gamma": 0.0304, "vega": 0.1804, "theta": -0.0189, "rho": 0.1005, "theo": 3.5481, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.3, "last_trade_time": "2026-11-06T10:28:43", "percent_change": 0.0, "prev_day_close": 3.17500007152557}, {"option": "BYD270319P00082500", "bid": 6.1, "bid_size": 32.0, "ask": 8.4, "ask_size": 28.0, "iv": 0.2712, "open_interest": 0.0, "volume": 0.0, "delta": -0.5847, "gamma": 0.0313, "vega": 0.1789, "theta": -0.019, "rho": -0.1498, "theo": 7.3282, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 7.59999990463257}, {"option": "BYD270319C00085000", "bid": 1.35, "bid_size": 40.0, "ask": 4.0, "ask_size": 43.0, "iv": 0.2714, "open_interest": 1.0, "volume": 0.0, "delta": 0.353, "gamma": 0.0286, "vega": 0.1721, "theta": -0.0182, "rho": 0.0851, "theo": 2.7961, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.9, "last_trade_time": "2026-09-22T15:18:08", "percent_change": 0.0, "prev_day_close": 2.60000002384186}, {"option": "BYD270319P00085000", "bid": 7.6, "bid_size": 26.0, "ask": 10.1, "ask_size": 37.0, "iv": 0.2654, "open_interest": 0.0, "volume": 0.0, "delta": -0.654, "gamma": 0.0298, "vega": 0.1689, "theta": -0.0182, "rho": -0.1587, "theo": 9.068, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 9.34999990463257}, {"option": "BYD270319C00087500", "bid": 0.65, "bid_size": 45.0, "ask": 4.0, "ask_size": 40.0, "iv": 0.2894, "open_interest": 0.0, "volume": 0.0, "delta": 0.296, "gamma": 0.0261, "vega": 0.1604, "theta": -0.0173, "rho": 0.0716, "theo": 2.2379, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.17499998211861}, {"option": "BYD270319P00087500", "bid": 9.6, "bid_size": 35.0, "ask": 12.0, "ask_size": 38.0, "iv": 0.2709, "open_interest": 0.0, "volume": 0.0, "delta": -0.714, "gamma": 0.0274, "vega": 0.1556, "theta": -0.0172, "rho": -0.1645, "theo": 11.0002, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 11.0999999046326}, {"option": "BYD270319C00090000", "bid": 0.15, "bid_size": 41.0, "ask": 3.7, "ask_size": 42.0, "iv": 0.2989, "open_interest": 2.0, "volume": 0.0, "delta": 0.2484, "gamma": 0.0233, "vega": 0.147, "theta": -0.0163, "rho": 0.06, "theo": 1.8154, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 7.1, "last_trade_time": "2026-08-05T09:30:13", "percent_change": 0.0, "prev_day_close": 1.84999995306134}, {"option": "BYD270319P00090000", "bid": 10.5, "bid_size": 8.0, "ask": 14.5, "ask_size": 6.0, "iv": 0.2469, "open_interest": 0.0, "volume": 0.0, "delta": -0.7639, "gamma": 0.0246, "vega": 0.1407, "theta": -0.0159, "rho": -0.1646, "theo": 13.0779, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 12.9499998092651}, {"option": "BYD270319C00092500", "bid": 0.45, "bid_size": 39.0, "ask": 3.3, "ask_size": 33.0, "iv": 0.3279, "open_interest": 0.0, "volume": 0.0, "delta": 0.2095, "gamma": 0.0206, "vega": 0.1336, "theta": -0.0153, "rho": 0.0506, "theo": 1.4961, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.87499997019768}, {"option": "BYD270319P00092500", "bid": 12.6, "bid_size": 8.0, "ask": 16.2, "ask_size": 8.0, "iv": 0.2133, "open_interest": 0.0, "volume": 0.0, "delta": -0.8046, "gamma": 0.0218, "vega": 0.1253, "theta": -0.0146, "rho": -0.1635, "theo": 15.2618, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 14.9499998092651}, {"option": "BYD270319C00095000", "bid": 0.0, "bid_size": 0.0, "ask": 3.1, "ask_size": 30.0, "iv": 0.3335, "open_interest": 7.0, "volume": 0.0, "delta": 0.178, "gamma": 0.0181, "vega": 0.1213, "theta": -0.0142, "rho": 0.0431, "theo": 1.2513, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.3, "last_trade_time": "2026-08-21T14:13:04", "percent_change": 0.0, "prev_day_close": 1.57500002533197}, {"option": "BYD270319P00095000", "bid": 14.9, "bid_size": 8.0, "ask": 18.9, "ask_size": 1.0, "iv": 0.2396, "open_interest": 0.0, "volume": 0.0, "delta": -0.8377, "gamma": 0.0192, "vega": 0.1115, "theta": -0.0132, "rho": -0.161, "theo": 17.5214, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 17.2999997138977}, {"option": "BYD270319C00097500", "bid": 0.0, "bid_size": 0.0, "ask": 2.8, "ask_size": 50.0, "iv": 0.3489, "open_interest": 439.0, "volume": 0.0, "delta": 0.1526, "gamma": 0.0158, "vega": 0.1103, "theta": -0.0133, "rho": 0.0371, "theo": 1.062, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.61, "last_trade_time": "2026-09-16T12:47:06", "percent_change": 0.0, "prev_day_close": 1.375}, {"option": "BYD270319P00097500", "bid": 17.6, "bid_size": 8.0, "ask": 21.3, "ask_size": 1.0, "iv": 0.2725, "open_interest": 0.0, "volume": 0.0, "delta": -0.8643, "gamma": 0.0168, "vega": 0.0985, "theta": -0.0119, "rho": -0.1576, "theo": 19.8368, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 19.4499998092651}, {"option": "BYD270319C00100000", "bid": 0.0, "bid_size": 0.0, "ask": 2.6, "ask_size": 40.0, "iv": 0.366, "open_interest": 10.0, "volume": 0.0, "delta": 0.1318, "gamma": 0.0139, "vega": 0.0996, "theta": -0.0124, "rho": 0.032, "theo": 0.9117, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.0, "last_trade_time": "2026-08-17T14:31:42", "percent_change": 0.0, "prev_day_close": 1.27499997615814}, {"option": "BYD270319P00100000", "bid": 19.9, "bid_size": 8.0, "ask": 23.6, "ask_size": 8.0, "iv": 0.2593, "open_interest": 0.0, "volume": 0.0, "delta": -0.8859, "gamma": 0.0147, "vega": 0.0869, "theta": -0.0105, "rho": -0.1541, "theo": 22.1918, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 22.0}, {"option": "BYD270319C00105000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 34.0, "iv": 0.3034, "open_interest": 0.0, "volume": 0.0, "delta": 0.1007, "gamma": 0.0108, "vega": 0.0825, "theta": -0.0108, "rho": 0.0244, "theo": 0.6931, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319P00105000", "bid": 24.9, "bid_size": 8.0, "ask": 28.6, "ask_size": 8.0, "iv": 0.3035, "open_interest": 0.0, "volume": 0.0, "delta": -0.9185, "gamma": 0.0115, "vega": 0.0673, "theta": -0.0083, "rho": -0.1454, "theo": 26.9841, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 26.9499998092651}, {"option": "BYD270319C00110000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 32.0, "iv": 0.3404, "open_interest": 0.0, "volume": 0.0, "delta": 0.079, "gamma": 0.0086, "vega": 0.0691, "theta": -0.0095, "rho": 0.0191, "theo": 0.5446, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319P00110000", "bid": 29.5, "bid_size": 8.0, "ask": 33.6, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9424, "gamma": 0.0098, "vega": 0.0515, "theta": -0.0068, "rho": -0.125, "theo": 31.8476, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 31.9499998092651}, {"option": "BYD270319C00115000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 37.0, "iv": 0.3747, "open_interest": 0.0, "volume": 0.0, "delta": 0.0634, "gamma": 0.0069, "vega": 0.0586, "theta": -0.0084, "rho": 0.0154, "theo": 0.4394, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319P00115000", "bid": 34.9, "bid_size": 8.0, "ask": 38.6, "ask_size": 8.0, "iv": 0.384, "open_interest": 0.0, "volume": 0.0, "delta": -0.9614, "gamma": 0.009, "vega": 0.0371, "theta": -0.0057, "rho": -0.0919, "theo": 36.7586, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 36.9500007629394}, {"option": "BYD270319C00120000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 40.0, "iv": 0.4069, "open_interest": 0.0, "volume": 0.0, "delta": 0.0519, "gamma": 0.0056, "vega": 0.0499, "theta": -0.0075, "rho": 0.0125, "theo": 0.3621, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319P00120000", "bid": 39.4, "bid_size": 8.0, "ask": 43.6, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9778, "gamma": 0.0085, "vega": 0.0254, "theta": -0.0067, "rho": -0.052, "theo": 41.7052, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 41.9500007629394}, {"option": "BYD270319C00125000", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 39.0, "iv": 0.4617, "open_interest": 0.0, "volume": 0.0, "delta": 0.0432, "gamma": 0.0047, "vega": 0.0433, "theta": -0.0067, "rho": 0.0104, "theo": 0.3033, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319P00125000", "bid": 44.9, "bid_size": 8.0, "ask": 48.6, "ask_size": 8.0, "iv": 0.4566, "open_interest": 0.0, "volume": 0.0, "delta": -0.9888, "gamma": 0.0061, "vega": 0.0118, "theta": -0.0063, "rho": -0.0129, "theo": 46.6813, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 46.9000015258789}, {"option": "BYD270319C00130000", "bid": 0.0, "bid_size": 0.0, "ask": 1.0, "ask_size": 44.0, "iv": 0.4912, "open_interest": 0.0, "volume": 0.0, "delta": 0.0364, "gamma": 0.0039, "vega": 0.0376, "theta": -0.006, "rho": 0.0088, "theo": 0.258, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270319P00130000", "bid": 49.4, "bid_size": 8.0, "ask": 53.6, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9956, "gamma": 0.0024, "vega": 0.0, "theta": -0.0057, "rho": 0.0, "theo": 51.68, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 51.9000015258789}, {"option": "BYD270617C00040000", "bid": 37.6, "bid_size": 8.0, "ask": 41.1, "ask_size": 8.0, "iv": 0.6244, "open_interest": 0.0, "volume": 0.0, "delta": 0.967, "gamma": 0.0022, "vega": 0.0384, "theta": 0.0, "rho": 0.1652, "theo": 38.8495, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 39.1999988555908}, {"option": "BYD270617P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 29.0, "iv": 0.5152, "open_interest": 0.0, "volume": 0.0, "delta": -0.0291, "gamma": 0.0021, "vega": 0.0403, "theta": -0.0046, "rho": -0.0156, "theo": 0.4004, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BYD270617C00042500", "bid": 35.5, "bid_size": 15.0, "ask": 38.1, "ask_size": 15.0, "iv": 0.5602, "open_interest": 0.0, "volume": 0.0, "delta": 0.9605, "gamma": 0.0026, "vega": 0.0469, "theta": 0.0, "rho": 0.1884, "theo": 36.4674, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 36.5499992370606}, {"option": "BYD270617P00042500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 24.0, "iv": 0.475, "open_interest": 0.0, "volume": 0.0, "delta": -0.0349, "gamma": 0.0026, "vega": 0.0472, "theta": -0.0051, "rho": -0.0187, "theo": 0.4681, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.400000000372529}, {"option": "BYD270617C00045000", "bid": 33.2, "bid_size": 18.0, "ask": 35.7, "ask_size": 15.0, "iv": 0.5307, "open_interest": 0.0, "volume": 0.0, "delta": 0.9529, "gamma": 0.0031, "vega": 0.0536, "theta": 0.0, "rho": 0.2104, "theo": 34.1053, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 34.1499996185303}, {"option": "BYD270617P00045000", "bid": 0.1, "bid_size": 18.0, "ask": 0.8, "ask_size": 25.0, "iv": 0.4535, "open_interest": 0.0, "volume": 0.0, "delta": -0.0419, "gamma": 0.0031, "vega": 0.0545, "theta": -0.0056, "rho": -0.0222, "theo": 0.5486, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.450000002980232}, {"option": "BYD270617C00047500", "bid": 30.8, "bid_size": 12.0, "ask": 33.1, "ask_size": 18.0, "iv": 0.48, "open_interest": 0.0, "volume": 0.0, "delta": 0.9442, "gamma": 0.0038, "vega": 0.0622, "theta": -0.0007, "rho": 0.2286, "theo": 31.7585, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 31.8000011444092}, {"option": "BYD270617P00047500", "bid": 0.0, "bid_size": 0.0, "ask": 1.75, "ask_size": 47.0, "iv": 0.4854, "open_interest": 0.0, "volume": 0.0, "delta": -0.0503, "gamma": 0.0038, "vega": 0.0632, "theta": -0.0062, "rho": -0.0265, "theo": 0.6437, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.17500000074506}, {"option": "BYD270617C00050000", "bid": 28.4, "bid_size": 18.0, "ask": 31.0, "ask_size": 18.0, "iv": 0.465, "open_interest": 0.0, "volume": 0.0, "delta": 0.9339, "gamma": 0.0046, "vega": 0.0719, "theta": -0.0017, "rho": 0.2452, "theo": 29.436, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 29.4499998092651}, {"option": "BYD270617P00050000", "bid": 0.05, "bid_size": 33.0, "ask": 2.0, "ask_size": 39.0, "iv": 0.4645, "open_interest": 1.0, "volume": 0.0, "delta": -0.0604, "gamma": 0.0046, "vega": 0.0728, "theta": -0.0069, "rho": -0.0315, "theo": 0.7579, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.95, "last_trade_time": "2026-10-26T09:30:02", "percent_change": 0.0, "prev_day_close": 1.47500000149012}, {"option": "BYD270617C00055000", "bid": 23.7, "bid_size": 16.0, "ask": 26.1, "ask_size": 16.0, "iv": 0.3946, "open_interest": 0.0, "volume": 0.0, "delta": 0.9074, "gamma": 0.0066, "vega": 0.0948, "theta": -0.0039, "rho": 0.2684, "theo": 24.8665, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 24.6999998092651}, {"option": "BYD270617P00055000", "bid": 0.3, "bid_size": 35.0, "ask": 2.85, "ask_size": 44.0, "iv": 0.4412, "open_interest": 0.0, "volume": 0.0, "delta": -0.0871, "gamma": 0.0067, "vega": 0.0962, "theta": -0.0083, "rho": -0.0448, "theo": 1.0602, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.62500002980232}, {"option": "BYD270617C00060000", "bid": 19.1, "bid_size": 19.0, "ask": 21.6, "ask_size": 19.0, "iv": 0.3494, "open_interest": 0.0, "volume": 0.0, "delta": 0.8695, "gamma": 0.0094, "vega": 0.1228, "theta": -0.0063, "rho": 0.2794, "theo": 20.4416, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 20.1000003814697}, {"option": "BYD270617P00060000", "bid": 0.0, "bid_size": 0.0, "ask": 3.2, "ask_size": 45.0, "iv": 0.3644, "open_interest": 0.0, "volume": 0.0, "delta": -0.1258, "gamma": 0.0096, "vega": 0.1251, "theta": -0.0099, "rho": -0.0636, "theo": 1.5069, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.70000004768372}, {"option": "BYD270617C00062500", "bid": 17.0, "bid_size": 15.0, "ask": 19.6, "ask_size": 14.0, "iv": 0.3414, "open_interest": 0.0, "volume": 0.0, "delta": 0.8448, "gamma": 0.0111, "vega": 0.1405, "theta": -0.0076, "rho": 0.2802, "theo": 18.3031, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 17.8999996185303}, {"option": "BYD270617P00062500", "bid": 0.0, "bid_size": 0.0, "ask": 3.4, "ask_size": 44.0, "iv": 0.3338, "open_interest": 1.0, "volume": 0.0, "delta": -0.1512, "gamma": 0.0114, "vega": 0.142, "theta": -0.0107, "rho": -0.0759, "theo": 1.8086, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.7, "last_trade_time": "2026-11-03T09:30:03", "percent_change": 0.0, "prev_day_close": 1.82499995268881}, {"option": "BYD270617C00065000", "bid": 14.9, "bid_size": 37.0, "ask": 17.5, "ask_size": 24.0, "iv": 0.3251, "open_interest": 0.0, "volume": 0.0, "delta": 0.8152, "gamma": 0.0131, "vega": 0.1547, "theta": -0.0088, "rho": 0.2808, "theo": 16.2377, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 15.9499998092651}, {"option": "BYD270617P00065000", "bid": 0.35, "bid_size": 39.0, "ask": 3.6, "ask_size": 42.0, "iv": 0.3144, "open_interest": 0.0, "volume": 0.0, "delta": -0.1814, "gamma": 0.0134, "vega": 0.159, "theta": -0.0116, "rho": -0.0898, "theo": 2.1809, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.09999997913837}, {"option": "BYD270617C00067500", "bid": 13.0, "bid_size": 40.0, "ask": 15.9, "ask_size": 38.0, "iv": 0.3259, "open_interest": 0.0, "volume": 0.0, "delta": 0.7803, "gamma": 0.0152, "vega": 0.1748, "theta": -0.01, "rho": 0.2749, "theo": 14.2569, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 13.9000000953674}, {"option": "BYD270617P00067500", "bid": 0.75, "bid_size": 45.0, "ask": 3.9, "ask_size": 38.0, "iv": 0.2966, "open_interest": 0.0, "volume": 0.0, "delta": -0.2173, "gamma": 0.0156, "vega": 0.177, "theta": -0.0124, "rho": -0.1062, "theo": 2.6422, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.54999995231628}, {"option": "BYD270617C00070000", "bid": 11.3, "bid_size": 39.0, "ask": 14.0, "ask_size": 39.0, "iv": 0.3177, "open_interest": 0.0, "volume": 0.0, "delta": 0.7397, "gamma": 0.0174, "vega": 0.193, "theta": -0.0112, "rho": 0.2667, "theo": 12.3794, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 12.0499997138977}, {"option": "BYD270617P00070000", "bid": 2.2, "bid_size": 38.0, "ask": 4.4, "ask_size": 34.0, "iv": 0.3082, "open_interest": 0.0, "volume": 0.0, "delta": -0.2592, "gamma": 0.0178, "vega": 0.1947, "theta": -0.0131, "rho": -0.1247, "theo": 3.2123, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 3.10000002384186}, {"option": "BYD270617C00072500", "bid": 9.7, "bid_size": 37.0, "ask": 12.3, "ask_size": 25.0, "iv": 0.3118, "open_interest": 0.0, "volume": 0.0, "delta": 0.6932, "gamma": 0.0195, "vega": 0.2082, "theta": -0.0122, "rho": 0.2599, "theo": 10.6309, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 10.5}, {"option": "BYD270617P00072500", "bid": 2.2, "bid_size": 33.0, "ask": 5.3, "ask_size": 35.0, "iv": 0.2863, "open_interest": 0.0, "volume": 0.0, "delta": -0.3072, "gamma": 0.0201, "vega": 0.211, "theta": -0.0138, "rho": -0.1449, "theo": 3.9142, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 4.07499992847443}, {"option": "BYD270617C00075000", "bid": 8.0, "bid_size": 48.0, "ask": 10.6, "ask_size": 29.0, "iv": 0.2982, "open_interest": 0.0, "volume": 0.0, "delta": 0.6415, "gamma": 0.0213, "vega": 0.2214, "theta": -0.013, "rho": 0.2435, "theo": 9.0381, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 9.0}, {"option": "BYD270617P00075000", "bid": 3.1, "bid_size": 41.0, "ask": 6.3, "ask_size": 36.0, "iv": 0.2831, "open_interest": 1.0, "volume": 0.0, "delta": -0.3608, "gamma": 0.0221, "vega": 0.2238, "theta": -0.0142, "rho": -0.1661, "theo": 4.7735, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 4.95, "last_trade_time": "2026-11-05T11:06:54", "percent_change": 0.0, "prev_day_close": 5.09999990463257}, {"option": "BYD270617C00077500", "bid": 6.6, "bid_size": 44.0, "ask": 9.1, "ask_size": 28.0, "iv": 0.2908, "open_interest": 0.0, "volume": 0.0, "delta": 0.5859, "gamma": 0.0228, "vega": 0.232, "theta": -0.0136, "rho": 0.2249, "theo": 7.6129, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 8.0, "last_trade_time": "2026-11-05T10:10:53", "percent_change": 0.0, "prev_day_close": 7.70000004768372}, {"option": "BYD270617P00077500", "bid": 4.3, "bid_size": 41.0, "ask": 7.3, "ask_size": 43.0, "iv": 0.2802, "open_interest": 0.0, "volume": 0.0, "delta": -0.4188, "gamma": 0.0237, "vega": 0.233, "theta": -0.0145, "rho": -0.1878, "theo": 5.809, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 6.15000009536743}, {"option": "BYD270617C00080000", "bid": 5.2, "bid_size": 43.0, "ask": 7.8, "ask_size": 29.0, "iv": 0.2824, "open_interest": 0.0, "volume": 0.0, "delta": 0.5282, "gamma": 0.0236, "vega": 0.2374, "theta": -0.014, "rho": 0.2049, "theo": 6.3683, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 6.40000009536743}, {"option": "BYD270617P00080000", "bid": 5.8, "bid_size": 38.0, "ask": 8.5, "ask_size": 45.0, "iv": 0.2818, "open_interest": 0.0, "volume": 0.0, "delta": -0.4792, "gamma": 0.0248, "vega": 0.2372, "theta": -0.0146, "rho": -0.208, "theo": 7.0335, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 7.29999995231628}, {"option": "BYD270617C00082500", "bid": 4.0, "bid_size": 48.0, "ask": 7.1, "ask_size": 44.0, "iv": 0.2852, "open_interest": 0.0, "volume": 0.0, "delta": 0.4708, "gamma": 0.0238, "vega": 0.2375, "theta": -0.0141, "rho": 0.1845, "theo": 5.3064, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 5.19999992847443}, {"option": "BYD270617P00082500", "bid": 7.0, "bid_size": 38.0, "ask": 9.9, "ask_size": 39.0, "iv": 0.275, "open_interest": 0.0, "volume": 0.0, "delta": -0.54, "gamma": 0.0252, "vega": 0.2356, "theta": -0.0144, "rho": -0.2253, "theo": 8.4495, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 8.70000004768372}, {"option": "BYD270617C00085000", "bid": 2.9, "bid_size": 42.0, "ask": 5.6, "ask_size": 31.0, "iv": 0.2676, "open_interest": 0.0, "volume": 0.0, "delta": 0.4159, "gamma": 0.0234, "vega": 0.2334, "theta": -0.0139, "rho": 0.1645, "theo": 4.4186, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 4.12499988079071}, {"option": "BYD270617P00085000", "bid": 8.5, "bid_size": 25.0, "ask": 11.2, "ask_size": 28.0, "iv": 0.2661, "open_interest": 0.0, "volume": 0.0, "delta": -0.5987, "gamma": 0.0251, "vega": 0.2286, "theta": -0.014, "rho": -0.2375, "theo": 10.0475, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 10.2999997138977}, {"option": "BYD270617C00090000", "bid": 1.25, "bid_size": 53.0, "ask": 4.5, "ask_size": 44.0, "iv": 0.2682, "open_interest": 0.0, "volume": 0.0, "delta": 0.3196, "gamma": 0.0211, "vega": 0.2144, "theta": -0.0131, "rho": 0.1282, "theo": 3.0971, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.65000009536743}, {"option": "BYD270617P00090000", "bid": 11.8, "bid_size": 19.0, "ask": 14.6, "ask_size": 17.0, "iv": 0.2522, "open_interest": 0.0, "volume": 0.0, "delta": -0.704, "gamma": 0.0234, "vega": 0.2035, "theta": -0.0127, "rho": -0.2464, "theo": 13.7202, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 13.8000001907349}, {"option": "BYD270617C00095000", "bid": 0.35, "bid_size": 37.0, "ask": 3.7, "ask_size": 35.0, "iv": 0.276, "open_interest": 0.0, "volume": 0.0, "delta": 0.2443, "gamma": 0.0181, "vega": 0.19, "theta": -0.0119, "rho": 0.0999, "theo": 2.2206, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.92500002682209}, {"option": "BYD270617P00095000", "bid": 16.2, "bid_size": 16.0, "ask": 18.8, "ask_size": 17.0, "iv": 0.2627, "open_interest": 0.0, "volume": 0.0, "delta": -0.7882, "gamma": 0.0205, "vega": 0.1692, "theta": -0.0109, "rho": -0.2394, "theo": 17.8723, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 17.8000001907349}, {"option": "BYD270617C00100000", "bid": 0.05, "bid_size": 47.0, "ask": 3.3, "ask_size": 45.0, "iv": 0.2986, "open_interest": 0.0, "volume": 0.0, "delta": 0.1882, "gamma": 0.015, "vega": 0.1646, "theta": -0.0106, "rho": 0.0779, "theo": 1.6374, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.87500002980232}, {"option": "BYD270617P00100000", "bid": 20.6, "bid_size": 13.0, "ask": 23.4, "ask_size": 15.0, "iv": 0.2669, "open_interest": 0.0, "volume": 0.0, "delta": -0.8514, "gamma": 0.0171, "vega": 0.1339, "theta": -0.0085, "rho": -0.2174, "theo": 22.341, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 22.4499998092651}, {"option": "BYD270617C00105000", "bid": 0.3, "bid_size": 36.0, "ask": 3.1, "ask_size": 23.0, "iv": 0.3385, "open_interest": 0.0, "volume": 0.0, "delta": 0.147, "gamma": 0.0123, "vega": 0.1407, "theta": -0.0094, "rho": 0.0608, "theo": 1.2422, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.59999994933605}, {"option": "BYD270617P00105000", "bid": 25.4, "bid_size": 13.0, "ask": 28.2, "ask_size": 17.0, "iv": 0.282, "open_interest": 0.0, "volume": 0.0, "delta": -0.8984, "gamma": 0.0145, "vega": 0.1017, "theta": -0.0062, "rho": -0.1885, "theo": 27.0085, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 27.0500001907349}, {"option": "BYD270617C00110000", "bid": 0.2, "bid_size": 21.0, "ask": 2.1, "ask_size": 32.0, "iv": 0.3334, "open_interest": 0.0, "volume": 0.0, "delta": 0.1166, "gamma": 0.0102, "vega": 0.1196, "theta": -0.0083, "rho": 0.0478, "theo": 0.9665, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.35000002384186}, {"option": "BYD270617P00110000", "bid": 30.6, "bid_size": 12.0, "ask": 33.1, "ask_size": 12.0, "iv": 0.3245, "open_interest": 0.0, "volume": 0.0, "delta": -0.9357, "gamma": 0.0131, "vega": 0.0709, "theta": -0.0052, "rho": -0.1472, "theo": 31.8064, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 32.0500001907349}, {"option": "BYD270617C00115000", "bid": 0.05, "bid_size": 18.0, "ask": 1.2, "ask_size": 27.0, "iv": 0.3143, "open_interest": 0.0, "volume": 0.0, "delta": 0.0939, "gamma": 0.0084, "vega": 0.1021, "theta": -0.0073, "rho": 0.0382, "theo": 0.7678, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.875}, {"option": "BYD270617P00115000", "bid": 34.5, "bid_size": 8.0, "ask": 38.6, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9671, "gamma": 0.0128, "vega": 0.0418, "theta": -0.0044, "rho": -0.0663, "theo": 36.6935, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 36.9000015258789}, {"option": "BYD271217C00032500", "bid": 45.0, "bid_size": 8.0, "ask": 49.5, "ask_size": 8.0, "iv": 0.6155, "open_interest": 0.0, "volume": 0.0, "delta": 0.9641, "gamma": 0.0016, "vega": 0.0583, "theta": 0.0, "rho": 0.2677, "theo": 46.8794, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 46.5}, {"option": "BYD271217P00032500", "bid": 0.0, "bid_size": 0.0, "ask": 2.7, "ask_size": 49.0, "iv": 0.6531, "open_interest": 2.0, "volume": 0.0, "delta": -0.0319, "gamma": 0.0016, "vega": 0.0586, "theta": -0.0039, "rho": -0.0336, "theo": 0.6941, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.4, "last_trade_time": "2026-06-08T09:30:02", "percent_change": 0.0, "prev_day_close": 1.35000002384186}, {"option": "BYD271217C00035000", "bid": 43.0, "bid_size": 8.0, "ask": 47.5, "ask_size": 19.0, "iv": 0.6192, "open_interest": 667.0, "volume": 0.0, "delta": 0.9583, "gamma": 0.0019, "vega": 0.0642, "theta": 0.0, "rho": 0.3026, "theo": 44.5823, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 44.25, "last_trade_time": "2026-11-09T10:01:46", "percent_change": 0.0, "prev_day_close": 44.9500007629394}, {"option": "BYD271217P00035000", "bid": 0.0, "bid_size": 0.0, "ask": 2.75, "ask_size": 52.0, "iv": 0.6096, "open_interest": 250.0, "volume": 0.0, "delta": -0.0372, "gamma": 0.0019, "vega": 0.0664, "theta": -0.0042, "rho": -0.0386, "theo": 0.7822, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.02, "last_trade_time": "2025-06-23T12:16:13", "percent_change": 0.0, "prev_day_close": 1.375}, {"option": "BYD271217C00037500", "bid": 40.0, "bid_size": 9.0, "ask": 45.0, "ask_size": 9.0, "iv": 0.5319, "open_interest": 1.0, "volume": 0.0, "delta": 0.952, "gamma": 0.0022, "vega": 0.075, "theta": 0.0, "rho": 0.3305, "theo": 42.3009, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 41.13, "last_trade_time": "2026-11-05T11:40:41", "percent_change": 0.0, "prev_day_close": 42.25}, {"option": "BYD271217P00037500", "bid": 0.0, "bid_size": 0.0, "ask": 2.75, "ask_size": 43.0, "iv": 0.5663, "open_interest": 3.0, "volume": 0.0, "delta": -0.0432, "gamma": 0.0022, "vega": 0.0754, "theta": -0.0045, "rho": -0.0443, "theo": 0.8808, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.78, "last_trade_time": "2026-05-21T11:26:53", "percent_change": 0.0, "prev_day_close": 1.375}, {"option": "BYD271217C00040000", "bid": 38.0, "bid_size": 9.0, "ask": 42.5, "ask_size": 9.0, "iv": 0.5079, "open_interest": 1.0, "volume": 0.0, "delta": 0.945, "gamma": 0.0026, "vega": 0.0834, "theta": 0.0, "rho": 0.3565, "theo": 40.0387, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 36.15, "last_trade_time": "2026-09-18T11:48:13", "percent_change": 0.0, "prev_day_close": 39.5499992370606}, {"option": "BYD271217P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 2.8, "ask_size": 40.0, "iv": 0.5285, "open_interest": 184.0, "volume": 0.0, "delta": -0.0501, "gamma": 0.0026, "vega": 0.0846, "theta": -0.0049, "rho": -0.051, "theo": 0.9923, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.4, "last_trade_time": "2026-10-14T11:40:34", "percent_change": 0.0, "prev_day_close": 1.39999997615814}, {"option": "BYD271217C00042500", "bid": 35.8, "bid_size": 16.0, "ask": 39.2, "ask_size": 14.0, "iv": 0.4276, "open_interest": 0.0, "volume": 0.0, "delta": 0.9371, "gamma": 0.003, "vega": 0.0912, "theta": -0.0002, "rho": 0.379, "theo": 37.7907, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 37.5499992370606}, {"option": "BYD271217P00042500", "bid": 0.0, "bid_size": 0.0, "ask": 2.85, "ask_size": 38.0, "iv": 0.4929, "open_interest": 1.0, "volume": 0.0, "delta": -0.0579, "gamma": 0.0031, "vega": 0.0948, "theta": -0.0052, "rho": -0.0581, "theo": 1.1178, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.0, "last_trade_time": "2026-05-19T09:30:02", "percent_change": 0.0, "prev_day_close": 1.42499995231628}, {"option": "BYD271217C00045000", "bid": 33.5, "bid_size": 12.0, "ask": 37.0, "ask_size": 14.0, "iv": 0.4089, "open_interest": 0.0, "volume": 0.0, "delta": 0.9283, "gamma": 0.0035, "vega": 0.1052, "theta": -0.0009, "rho": 0.3966, "theo": 35.5593, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 35.0499992370606}, {"option": "BYD271217P00045000", "bid": 0.0, "bid_size": 0.0, "ask": 2.9, "ask_size": 35.0, "iv": 0.4591, "open_interest": 18.0, "volume": 0.0, "delta": -0.067, "gamma": 0.0036, "vega": 0.1065, "theta": -0.0056, "rho": -0.0664, "theo": 1.2599, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 1.8, "last_trade_time": "2026-03-18T09:30:02", "percent_change": 0.0, "prev_day_close": 1.47500002384186}, {"option": "BYD271217C00047500", "bid": 31.5, "bid_size": 18.0, "ask": 35.0, "ask_size": 18.0, "iv": 0.4134, "open_interest": 0.0, "volume": 0.0, "delta": 0.9181, "gamma": 0.0041, "vega": 0.116, "theta": -0.0015, "rho": 0.4136, "theo": 33.3512, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 33.0}, {"option": "BYD271217P00047500", "bid": 0.0, "bid_size": 0.0, "ask": 2.95, "ask_size": 35.0, "iv": 0.4269, "open_interest": 0.0, "volume": 0.0, "delta": -0.0773, "gamma": 0.0042, "vega": 0.1185, "theta": -0.006, "rho": -0.076, "theo": 1.4224, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.75, "last_trade_time": "2026-03-23T09:30:02", "percent_change": 0.0, "prev_day_close": 1.5}, {"option": "BYD271217C00050000", "bid": 29.5, "bid_size": 10.0, "ask": 33.5, "ask_size": 12.0, "iv": 0.43, "open_interest": 0.0, "volume": 0.0, "delta": 0.9066, "gamma": 0.0048, "vega": 0.128, "theta": -0.0022, "rho": 0.4305, "theo": 31.1619, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 23.1, "last_trade_time": "2026-09-29T12:39:15", "percent_change": 0.0, "prev_day_close": 30.6499996185303}, {"option": "BYD271217P00050000", "bid": 0.0, "bid_size": 0.0, "ask": 3.1, "ask_size": 47.0, "iv": 0.4001, "open_interest": 126.0, "volume": 0.0, "delta": -0.0892, "gamma": 0.0049, "vega": 0.1316, "theta": -0.0064, "rho": -0.0863, "theo": 1.6077, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.8, "last_trade_time": "2026-04-17T14:56:43", "percent_change": 0.0, "prev_day_close": 1.54999995231628}, {"option": "BYD271217C00055000", "bid": 25.0, "bid_size": 14.0, "ask": 28.1, "ask_size": 20.0, "iv": 0.3505, "open_interest": 5.0, "volume": 0.0, "delta": 0.8783, "gamma": 0.0064, "vega": 0.157, "theta": -0.0036, "rho": 0.4524, "theo": 26.8731, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 35.03, "last_trade_time": "2025-09-22T12:49:39", "percent_change": 0.0, "prev_day_close": 26.0500001907349}, {"option": "BYD271217P00055000", "bid": 0.0, "bid_size": 0.0, "ask": 3.3, "ask_size": 40.0, "iv": 0.3448, "open_interest": 3.0, "volume": 0.0, "delta": -0.1185, "gamma": 0.0066, "vega": 0.1616, "theta": -0.0072, "rho": -0.1118, "theo": 2.0666, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.05, "last_trade_time": "2026-07-15T09:30:02", "percent_change": 0.0, "prev_day_close": 1.70000004768372}, {"option": "BYD271217C00057500", "bid": 22.8, "bid_size": 13.0, "ask": 26.7, "ask_size": 14.0, "iv": 0.3552, "open_interest": 0.0, "volume": 0.0, "delta": 0.8611, "gamma": 0.0074, "vega": 0.1757, "theta": -0.0044, "rho": 0.4589, "theo": 24.7783, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 24.1999998092651}, {"option": "BYD271217P00057500", "bid": 0.0, "bid_size": 0.0, "ask": 3.5, "ask_size": 38.0, "iv": 0.3213, "open_interest": 2.0, "volume": 0.0, "delta": -0.1365, "gamma": 0.0076, "vega": 0.1787, "theta": -0.0076, "rho": -0.1285, "theo": 2.3504, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.95, "last_trade_time": "2026-04-30T09:30:02", "percent_change": 0.0, "prev_day_close": 1.79999995231628}, {"option": "BYD271217C00060000", "bid": 21.9, "bid_size": 9.0, "ask": 24.8, "ask_size": 17.0, "iv": 0.3748, "open_interest": 1.0, "volume": 0.0, "delta": 0.8413, "gamma": 0.0084, "vega": 0.1911, "theta": -0.0051, "rho": 0.4655, "theo": 22.7325, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 15.97, "last_trade_time": "2026-10-07T11:51:25", "percent_change": 0.0, "prev_day_close": 22.0}, {"option": "BYD271217P00060000", "bid": 0.2, "bid_size": 41.0, "ask": 3.7, "ask_size": 41.0, "iv": 0.3036, "open_interest": 2.0, "volume": 0.0, "delta": -0.1572, "gamma": 0.0087, "vega": 0.1956, "theta": -0.0081, "rho": -0.1443, "theo": 2.6825, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.3, "last_trade_time": "2026-04-17T09:30:02", "percent_change": 0.0, "prev_day_close": 2.02499997615814}, {"option": "BYD271217C00062500", "bid": 19.0, "bid_size": 28.0, "ask": 23.3, "ask_size": 33.0, "iv": 0.3496, "open_interest": 47.0, "volume": 0.0, "delta": 0.8188, "gamma": 0.0096, "vega": 0.2105, "theta": -0.0058, "rho": 0.4671, "theo": 20.7335, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 12.82, "last_trade_time": "2026-10-02T10:55:44", "percent_change": 0.0, "prev_day_close": 20.0500001907349}, {"option": "BYD271217P00062500", "bid": 0.7, "bid_size": 33.0, "ask": 4.0, "ask_size": 39.0, "iv": 0.2951, "open_interest": 1.0, "volume": 0.0, "delta": -0.1808, "gamma": 0.01, "vega": 0.214, "theta": -0.0085, "rho": -0.1637, "theo": 3.0682, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.65, "last_trade_time": "2026-09-28T11:46:16", "percent_change": 0.0, "prev_day_close": 2.57500010728836}, {"option": "BYD271217C00065000", "bid": 17.0, "bid_size": 22.0, "ask": 21.5, "ask_size": 47.0, "iv": 0.3376, "open_interest": 11.0, "volume": 0.0, "delta": 0.7933, "gamma": 0.0108, "vega": 0.2273, "theta": -0.0065, "rho": 0.4675, "theo": 18.8035, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 12.36, "last_trade_time": "2026-10-05T11:56:12", "percent_change": 0.0, "prev_day_close": 18.5}, {"option": "BYD271217P00065000", "bid": 1.35, "bid_size": 35.0, "ask": 4.4, "ask_size": 33.0, "iv": 0.2895, "open_interest": 5.0, "volume": 0.0, "delta": -0.2078, "gamma": 0.0113, "vega": 0.232, "theta": -0.009, "rho": -0.1845, "theo": 3.5228, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 4.4, "last_trade_time": "2026-08-31T12:30:32", "percent_change": 0.0, "prev_day_close": 3.07499992847443}, {"option": "BYD271217C00067500", "bid": 15.0, "bid_size": 33.0, "ask": 19.5, "ask_size": 24.0, "iv": 0.3197, "open_interest": 0.0, "volume": 0.0, "delta": 0.7645, "gamma": 0.0121, "vega": 0.2466, "theta": -0.0071, "rho": 0.4623, "theo": 16.9411, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 16.75}, {"option": "BYD271217P00067500", "bid": 2.05, "bid_size": 46.0, "ask": 5.3, "ask_size": 15.0, "iv": 0.2919, "open_interest": 1.0, "volume": 0.0, "delta": -0.2384, "gamma": 0.0127, "vega": 0.2509, "theta": -0.0094, "rho": -0.2076, "theo": 4.0534, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 10.7, "last_trade_time": "2025-04-25T09:30:02", "percent_change": 0.0, "prev_day_close": 3.875}, {"option": "BYD271217C00070000", "bid": 13.5, "bid_size": 45.0, "ask": 18.0, "ask_size": 45.0, "iv": 0.3193, "open_interest": 10.0, "volume": 0.0, "delta": 0.7324, "gamma": 0.0134, "vega": 0.2629, "theta": -0.0077, "rho": 0.456, "theo": 15.1717, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 12.0, "last_trade_time": "2026-10-05T14:26:11", "percent_change": 0.0, "prev_day_close": 15.0}, {"option": "BYD271217P00070000", "bid": 2.0, "bid_size": 19.0, "ask": 6.5, "ask_size": 38.0, "iv": 0.2813, "open_interest": 23.0, "volume": 0.0, "delta": -0.2728, "gamma": 0.0142, "vega": 0.2677, "theta": -0.0097, "rho": -0.2336, "theo": 4.6801, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 7.3, "last_trade_time": "2026-10-15T14:00:53", "percent_change": 0.0, "prev_day_close": 4.79999995231628}, {"option": "BYD271217C00072500", "bid": 11.5, "bid_size": 32.0, "ask": 16.0, "ask_size": 29.0, "iv": 0.2978, "open_interest": 5.0, "volume": 0.0, "delta": 0.697, "gamma": 0.0147, "vega": 0.2804, "theta": -0.0083, "rho": 0.4425, "theo": 13.4976, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 8.74, "last_trade_time": "2026-10-12T12:45:04", "percent_change": 0.0, "prev_day_close": 13.3499999046326}, {"option": "BYD271217P00072500", "bid": 3.9, "bid_size": 39.0, "ask": 7.5, "ask_size": 34.0, "iv": 0.299, "open_interest": 2.0, "volume": 0.0, "delta": -0.3111, "gamma": 0.0157, "vega": 0.2844, "theta": -0.0101, "rho": -0.2592, "theo": 5.4133, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.0, "last_trade_time": "2026-07-31T15:22:15", "percent_change": 0.0, "prev_day_close": 5.79999995231628}, {"option": "BYD271217C00075000", "bid": 10.2, "bid_size": 48.0, "ask": 13.8, "ask_size": 44.0, "iv": 0.2831, "open_interest": 3.0, "volume": 0.0, "delta": 0.6589, "gamma": 0.0158, "vega": 0.2935, "theta": -0.0088, "rho": 0.4307, "theo": 11.956, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 10.88, "last_trade_time": "2026-11-02T11:23:09", "percent_change": 0.0, "prev_day_close": 12.0500001907349}, {"option": "BYD271217P00075000", "bid": 4.9, "bid_size": 50.0, "ask": 8.0, "ask_size": 50.0, "iv": 0.2876, "open_interest": 6.0, "volume": 0.0, "delta": -0.3531, "gamma": 0.0172, "vega": 0.2977, "theta": -0.0104, "rho": -0.2851, "theo": 6.2703, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 6.2, "last_trade_time": "2026-06-04T15:04:15", "percent_change": 0.0, "prev_day_close": 6.84999990463257}, {"option": "BYD271217C00077500", "bid": 9.1, "bid_size": 49.0, "ask": 12.4, "ask_size": 53.0, "iv": 0.2829, "open_interest": 64.0, "volume": 3.0, "delta": 0.618, "gamma": 0.0168, "vega": 0.3065, "theta": -0.0091, "rho": 0.4083, "theo": 10.5239, "change": -0.06, "open": 10.64, "high": 10.64, "low": 10.64, "tick": "down", "last_trade_price": 10.64, "last_trade_time": "2026-11-10T09:34:11", "percent_change": -0.56075, "prev_day_close": 10.7000002861023}, {"option": "BYD271217P00077500", "bid": 6.0, "bid_size": 48.0, "ask": 9.0, "ask_size": 45.0, "iv": 0.2831, "open_interest": 0.0, "volume": 0.0, "delta": -0.3983, "gamma": 0.0185, "vega": 0.3082, "theta": -0.0106, "rho": -0.3111, "theo": 7.2676, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 7.90000009536743}, {"option": "BYD271217C00080000", "bid": 7.7, "bid_size": 53.0, "ask": 11.0, "ask_size": 50.0, "iv": 0.2749, "open_interest": 19.0, "volume": 0.0, "delta": 0.5755, "gamma": 0.0176, "vega": 0.3152, "theta": -0.0094, "rho": 0.386, "theo": 9.2238, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.51, "last_trade_time": "2026-10-06T11:07:48", "percent_change": 0.0, "prev_day_close": 9.75}, {"option": "BYD271217P00080000", "bid": 7.1, "bid_size": 42.0, "ask": 10.5, "ask_size": 51.0, "iv": 0.2833, "open_interest": 10.0, "volume": 0.0, "delta": -0.446, "gamma": 0.0196, "vega": 0.3145, "theta": -0.0107, "rho": -0.3352, "theo": 8.4108, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 10.0, "last_trade_time": "2026-09-04T09:30:03", "percent_change": 0.0, "prev_day_close": 8.95000004768372}, {"option": "BYD271217C00082500", "bid": 6.6, "bid_size": 46.0, "ask": 10.5, "ask_size": 33.0, "iv": 0.2826, "open_interest": 89.0, "volume": 0.0, "delta": 0.5323, "gamma": 0.0181, "vega": 0.32, "theta": -0.0096, "rho": 0.3635, "theo": 8.07, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 9.3, "last_trade_time": "2026-09-14T10:10:45", "percent_change": 0.0, "prev_day_close": 7.95000004768372}, {"option": "BYD271217P00082500", "bid": 7.3, "bid_size": 15.0, "ask": 11.5, "ask_size": 30.0, "iv": 0.2574, "open_interest": 0.0, "volume": 0.0, "delta": -0.4957, "gamma": 0.0205, "vega": 0.3162, "theta": -0.0108, "rho": -0.3572, "theo": 9.7216, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 9.70000004768372}, {"option": "BYD271217C00085000", "bid": 5.5, "bid_size": 28.0, "ask": 9.5, "ask_size": 53.0, "iv": 0.2796, "open_interest": 23.0, "volume": 0.0, "delta": 0.4894, "gamma": 0.0183, "vega": 0.3212, "theta": -0.0097, "rho": 0.3367, "theo": 7.0507, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 7.8, "last_trade_time": "2026-09-22T11:06:51", "percent_change": 0.0, "prev_day_close": 6.95000004768372}, {"option": "BYD271217P00085000", "bid": 9.0, "bid_size": 40.0, "ask": 13.0, "ask_size": 34.0, "iv": 0.2598, "open_interest": 1.0, "volume": 0.0, "delta": -0.5453, "gamma": 0.0212, "vega": 0.3122, "theta": -0.0108, "rho": -0.3701, "theo": 11.1792, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 12.5, "last_trade_time": "2026-06-04T12:40:49", "percent_change": 0.0, "prev_day_close": 11.6000003814697}, {"option": "BYD271217C00087500", "bid": 4.6, "bid_size": 43.0, "ask": 8.5, "ask_size": 44.0, "iv": 0.2767, "open_interest": 4.0, "volume": 0.0, "delta": 0.448, "gamma": 0.0182, "vega": 0.3196, "theta": -0.0097, "rho": 0.3148, "theo": 6.1661, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 13.76, "last_trade_time": "2026-05-06T10:39:02", "percent_change": 0.0, "prev_day_close": 6.29999995231628}, {"option": "BYD271217P00087500", "bid": 11.5, "bid_size": 24.0, "ask": 14.5, "ask_size": 41.0, "iv": 0.2718, "open_interest": 0.0, "volume": 0.0, "delta": -0.5945, "gamma": 0.0216, "vega": 0.3034, "theta": -0.0107, "rho": -0.3807, "theo": 12.787, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 13.3499999046326}, {"option": "BYD271217C00090000", "bid": 3.0, "bid_size": 33.0, "ask": 7.5, "ask_size": 20.0, "iv": 0.26, "open_interest": 26.0, "volume": 0.0, "delta": 0.4087, "gamma": 0.0179, "vega": 0.3135, "theta": -0.0096, "rho": 0.2863, "theo": 5.4056, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.5, "last_trade_time": "2026-10-29T14:10:44", "percent_change": 0.0, "prev_day_close": 5.24999988079071}, {"option": "BYD271217P00090000", "bid": 12.0, "bid_size": 32.0, "ask": 16.0, "ask_size": 42.0, "iv": 0.2461, "open_interest": 5.0, "volume": 0.0, "delta": -0.642, "gamma": 0.0217, "vega": 0.2895, "theta": -0.0106, "rho": -0.3827, "theo": 14.5362, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 11.7, "last_trade_time": "2026-01-13T14:39:31", "percent_change": 0.0, "prev_day_close": 14.25}, {"option": "BYD271217C00092500", "bid": 2.65, "bid_size": 26.0, "ask": 6.7, "ask_size": 28.0, "iv": 0.2635, "open_interest": 27.0, "volume": 0.0, "delta": 0.3721, "gamma": 0.0174, "vega": 0.3069, "theta": -0.0095, "rho": 0.2622, "theo": 4.7516, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 11.68, "last_trade_time": "2025-11-10T15:39:24", "percent_change": 0.0, "prev_day_close": 4.60000002384186}, {"option": "BYD271217P00092500", "bid": 14.1, "bid_size": 33.0, "ask": 18.0, "ask_size": 38.0, "iv": 0.2526, "open_interest": 0.0, "volume": 0.0, "delta": -0.6873, "gamma": 0.0216, "vega": 0.2736, "theta": -0.0104, "rho": -0.3789, "theo": 16.4096, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 16.8499999046326}, {"option": "BYD271217C00095000", "bid": 3.9, "bid_size": 23.0, "ask": 5.0, "ask_size": 26.0, "iv": 0.2764, "open_interest": 25.0, "volume": 0.0, "delta": 0.3387, "gamma": 0.0167, "vega": 0.2961, "theta": -0.0093, "rho": 0.2402, "theo": 4.1984, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 4.1, "last_trade_time": "2026-11-03T14:41:29", "percent_change": 0.0, "prev_day_close": 3.57500004768372}, {"option": "BYD271217P00095000", "bid": 15.9, "bid_size": 20.0, "ask": 20.0, "ask_size": 28.0, "iv": 0.2493, "open_interest": 0.0, "volume": 0.0, "delta": -0.7291, "gamma": 0.0211, "vega": 0.2527, "theta": -0.0101, "rho": -0.3679, "theo": 18.3962, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 16.4, "last_trade_time": "2026-01-26T10:39:46", "percent_change": 0.0, "prev_day_close": 18.6000003814697}, {"option": "BYD271217C00097500", "bid": 1.55, "bid_size": 44.0, "ask": 5.4, "ask_size": 44.0, "iv": 0.2614, "open_interest": 8.0, "volume": 0.0, "delta": 0.3082, "gamma": 0.0159, "vega": 0.2862, "theta": -0.0091, "rho": 0.2192, "theo": 3.7228, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 5.67, "last_trade_time": "2026-08-27T15:33:21", "percent_change": 0.0, "prev_day_close": 3.54999989271164}, {"option": "BYD271217P00097500", "bid": 17.9, "bid_size": 14.0, "ask": 22.0, "ask_size": 24.0, "iv": 0.2454, "open_interest": 0.0, "volume": 0.0, "delta": -0.768, "gamma": 0.0204, "vega": 0.2303, "theta": -0.0097, "rho": -0.35, "theo": 20.4775, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 20.6000003814697}, {"option": "BYD271217C00100000", "bid": 2.95, "bid_size": 5.0, "ask": 4.6, "ask_size": 40.0, "iv": 0.289, "open_interest": 511.0, "volume": 0.0, "delta": 0.2806, "gamma": 0.0151, "vega": 0.2733, "theta": -0.0088, "rho": 0.2004, "theo": 3.3157, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 1.0, "last_trade_time": "2026-10-13T10:06:27", "percent_change": 0.0, "prev_day_close": 3.69999992847443}, {"option": "BYD271217P00100000", "bid": 20.5, "bid_size": 13.0, "ask": 24.0, "ask_size": 20.0, "iv": 0.2524, "open_interest": 0.0, "volume": 0.0, "delta": -0.8028, "gamma": 0.0196, "vega": 0.208, "theta": -0.0091, "rho": -0.3302, "theo": 22.6393, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 22.8999996185303}, {"option": "BYD271217C00105000", "bid": 0.55, "bid_size": 38.0, "ask": 4.1, "ask_size": 45.0, "iv": 0.2652, "open_interest": 0.0, "volume": 0.0, "delta": 0.2343, "gamma": 0.0134, "vega": 0.2495, "theta": -0.0082, "rho": 0.1681, "theo": 2.6775, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.34999999403954}, {"option": "BYD271217P00105000", "bid": 25.4, "bid_size": 15.0, "ask": 28.6, "ask_size": 15.0, "iv": 0.2694, "open_interest": 0.0, "volume": 0.0, "delta": -0.8637, "gamma": 0.018, "vega": 0.1613, "theta": -0.0076, "rho": -0.283, "theo": 27.1537, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 27.0}, {"option": "BYD271217C00110000", "bid": 0.45, "bid_size": 42.0, "ask": 3.8, "ask_size": 41.0, "iv": 0.284, "open_interest": 4.0, "volume": 0.0, "delta": 0.1972, "gamma": 0.0118, "vega": 0.2267, "theta": -0.0077, "rho": 0.1419, "theo": 2.1987, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 4.46, "last_trade_time": "2026-08-03T12:53:26", "percent_change": 0.0, "prev_day_close": 1.92499995231628}, {"option": "BYD271217P00110000", "bid": 29.5, "bid_size": 15.0, "ask": 32.8, "ask_size": 13.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.917, "gamma": 0.0184, "vega": 0.1102, "theta": -0.007, "rho": -0.1909, "theo": 31.8574, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 32.0}, {"option": "BYD271217C00115000", "bid": 0.05, "bid_size": 38.0, "ask": 3.5, "ask_size": 39.0, "iv": 0.2921, "open_interest": 3.0, "volume": 0.0, "delta": 0.1677, "gamma": 0.0104, "vega": 0.2055, "theta": -0.0072, "rho": 0.1214, "theo": 1.8367, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.1, "last_trade_time": "2026-05-22T09:30:03", "percent_change": 0.0, "prev_day_close": 1.72500004805624}, {"option": "BYD271217P00115000", "bid": 34.0, "bid_size": 8.0, "ask": 39.0, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9586, "gamma": 0.017, "vega": 0.0717, "theta": -0.0073, "rho": -0.1146, "theo": 36.6964, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 37.0}, {"option": "BYD271217C00120000", "bid": 0.0, "bid_size": 0.0, "ask": 3.4, "ask_size": 52.0, "iv": 0.311, "open_interest": 1.0, "volume": 0.0, "delta": 0.1439, "gamma": 0.0091, "vega": 0.1857, "theta": -0.0066, "rho": 0.1038, "theo": 1.556, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.35, "last_trade_time": "2026-09-25T09:30:03", "percent_change": 0.0, "prev_day_close": 1.60000002384186}, {"option": "BYD271217P00120000", "bid": 39.0, "bid_size": 2.0, "ask": 44.0, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9837, "gamma": 0.0072, "vega": 0.0, "theta": -0.0103, "rho": 0.0, "theo": 41.68, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 42.0}, {"option": "BYD271217C00125000", "bid": 0.0, "bid_size": 0.0, "ask": 3.2, "ask_size": 40.0, "iv": 0.3266, "open_interest": 18.0, "volume": 0.0, "delta": 0.1246, "gamma": 0.0081, "vega": 0.1694, "theta": -0.0062, "rho": 0.0908, "theo": 1.3344, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.85, "last_trade_time": "2026-07-16T09:30:02", "percent_change": 0.0, "prev_day_close": 1.54999995231628}, {"option": "BYD271217P00125000", "bid": 44.0, "bid_size": 2.0, "ask": 49.0, "ask_size": 2.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9984, "gamma": 0.0007, "vega": 0.0, "theta": -0.0103, "rho": 0.0, "theo": 46.68, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 47.0}, {"option": "BYD271217C00130000", "bid": 0.0, "bid_size": 0.0, "ask": 3.1, "ask_size": 42.0, "iv": 0.3434, "open_interest": 9.0, "volume": 0.0, "delta": 0.1088, "gamma": 0.0072, "vega": 0.1534, "theta": -0.0058, "rho": 0.0785, "theo": 1.1579, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.75, "last_trade_time": "2026-08-13T09:30:02", "percent_change": 0.0, "prev_day_close": 1.54999995231628}, {"option": "BYD271217P00130000", "bid": 49.0, "bid_size": 8.0, "ask": 54.0, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0, "vega": 0.0, "theta": -0.0103, "rho": 0.0, "theo": 51.68, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 52.0}, {"option": "BYD271217C00135000", "bid": 0.0, "bid_size": 0.0, "ask": 3.1, "ask_size": 46.0, "iv": 0.362, "open_interest": 0.0, "volume": 0.0, "delta": 0.0957, "gamma": 0.0064, "vega": 0.1404, "theta": -0.0054, "rho": 0.0695, "theo": 1.0137, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.5}, {"option": "BYD271217P00135000", "bid": 54.0, "bid_size": 8.0, "ask": 59.0, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0, "vega": 0.0, "theta": -0.0103, "rho": 0.0, "theo": 56.68, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 57.0}, {"option": "BYD280121C00035000", "bid": 42.5, "bid_size": 8.0, "ask": 47.4, "ask_size": 8.0, "iv": 0.5358, "open_interest": 792.0, "volume": 0.0, "delta": 0.9613, "gamma": 0.0018, "vega": 0.0657, "theta": 0.0, "rho": 0.3283, "theo": 44.7197, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 43.8, "last_trade_time": "2026-11-09T11:35:40", "percent_change": 0.0, "prev_day_close": 44.4500007629394}, {"option": "BYD280121P00035000", "bid": 0.0, "bid_size": 0.0, "ask": 2.65, "ask_size": 46.0, "iv": 0.5817, "open_interest": 0.0, "volume": 0.0, "delta": -0.0352, "gamma": 0.0018, "vega": 0.0665, "theta": -0.0036, "rho": -0.0387, "theo": 0.72, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.32500004768372}, {"option": "BYD280121C00037500", "bid": 40.5, "bid_size": 8.0, "ask": 45.0, "ask_size": 8.0, "iv": 0.5178, "open_interest": 0.0, "volume": 0.0, "delta": 0.9553, "gamma": 0.0022, "vega": 0.0746, "theta": 0.0, "rho": 0.3508, "theo": 42.4496, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 41.32, "last_trade_time": "2026-11-05T11:40:41", "percent_change": 0.0, "prev_day_close": 42.2000007629394}, {"option": "BYD280121P00037500", "bid": 0.0, "bid_size": 0.0, "ask": 2.65, "ask_size": 39.0, "iv": 0.5406, "open_interest": 0.0, "volume": 0.0, "delta": -0.0412, "gamma": 0.0022, "vega": 0.0754, "theta": -0.004, "rho": -0.0448, "theo": 0.8182, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.35000002384186}, {"option": "BYD280121C00040000", "bid": 38.3, "bid_size": 12.0, "ask": 42.5, "ask_size": 11.0, "iv": 0.4825, "open_interest": 0.0, "volume": 0.0, "delta": 0.9484, "gamma": 0.0025, "vega": 0.0844, "theta": 0.0, "rho": 0.3729, "theo": 40.1946, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 40.1499996185303}, {"option": "BYD280121P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 2.8, "ask_size": 45.0, "iv": 0.5098, "open_interest": 3.0, "volume": 0.0, "delta": -0.048, "gamma": 0.0026, "vega": 0.0855, "theta": -0.0043, "rho": -0.0518, "theo": 0.9296, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.55, "last_trade_time": "2026-08-04T09:30:02", "percent_change": 0.0, "prev_day_close": 1.42499995231628}, {"option": "BYD280121C00042500", "bid": 36.0, "bid_size": 20.0, "ask": 39.6, "ask_size": 11.0, "iv": 0.4219, "open_interest": 0.0, "volume": 0.0, "delta": 0.9406, "gamma": 0.003, "vega": 0.0952, "theta": 0.0, "rho": 0.3943, "theo": 37.9553, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 37.5499992370606}, {"option": "BYD280121P00042500", "bid": 0.0, "bid_size": 0.0, "ask": 2.85, "ask_size": 42.0, "iv": 0.4756, "open_interest": 0.0, "volume": 0.0, "delta": -0.0558, "gamma": 0.003, "vega": 0.0964, "theta": -0.0046, "rho": -0.0597, "theo": 1.0559, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.55, "last_trade_time": "2026-04-08T09:30:03", "percent_change": 0.0, "prev_day_close": 1.42499995231628}, {"option": "BYD280121C00045000", "bid": 33.9, "bid_size": 17.0, "ask": 37.1, "ask_size": 12.0, "iv": 0.3973, "open_interest": 1.0, "volume": 0.0, "delta": 0.9316, "gamma": 0.0035, "vega": 0.107, "theta": -0.0006, "rho": 0.4188, "theo": 35.7344, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 31.2, "last_trade_time": "2026-09-18T11:48:13", "percent_change": 0.0, "prev_day_close": 35.6499996185303}, {"option": "BYD280121P00045000", "bid": 0.0, "bid_size": 0.0, "ask": 2.9, "ask_size": 52.0, "iv": 0.4433, "open_interest": 4.0, "volume": 0.0, "delta": -0.0649, "gamma": 0.0036, "vega": 0.1083, "theta": -0.005, "rho": -0.0683, "theo": 1.2, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 1.7, "last_trade_time": "2026-10-01T10:56:41", "percent_change": 0.0, "prev_day_close": 1.45000004768372}, {"option": "BYD280121C00047500", "bid": 31.5, "bid_size": 20.0, "ask": 35.1, "ask_size": 11.0, "iv": 0.3825, "open_interest": 0.0, "volume": 0.0, "delta": 0.9214, "gamma": 0.0041, "vega": 0.1198, "theta": -0.0013, "rho": 0.4455, "theo": 33.5364, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 33.2000007629394}, {"option": "BYD280121P00047500", "bid": 0.0, "bid_size": 0.0, "ask": 2.95, "ask_size": 40.0, "iv": 0.4125, "open_interest": 0.0, "volume": 0.0, "delta": -0.0753, "gamma": 0.0042, "vega": 0.121, "theta": -0.0054, "rho": -0.0789, "theo": 1.3653, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.47500002384186}, {"option": "BYD280121C00050000", "bid": 29.5, "bid_size": 11.0, "ask": 33.2, "ask_size": 11.0, "iv": 0.386, "open_interest": 1.0, "volume": 0.0, "delta": 0.9097, "gamma": 0.0048, "vega": 0.1334, "theta": -0.002, "rho": 0.4674, "theo": 31.3646, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 23.2, "last_trade_time": "2026-09-29T12:39:15", "percent_change": 0.0, "prev_day_close": 31.0499992370606}, {"option": "BYD280121P00050000", "bid": 0.0, "bid_size": 0.0, "ask": 3.1, "ask_size": 43.0, "iv": 0.3867, "open_interest": 0.0, "volume": 0.0, "delta": -0.0872, "gamma": 0.0049, "vega": 0.1353, "theta": -0.0058, "rho": -0.0902, "theo": 1.5546, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.54999995231628}, {"option": "BYD280121C00055000", "bid": 25.5, "bid_size": 14.0, "ask": 29.5, "ask_size": 11.0, "iv": 0.3806, "open_interest": 0.0, "volume": 0.0, "delta": 0.8813, "gamma": 0.0063, "vega": 0.1642, "theta": -0.0033, "rho": 0.4975, "theo": 27.1124, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 26.6499996185303}, {"option": "BYD280121P00055000", "bid": 0.0, "bid_size": 0.0, "ask": 3.4, "ask_size": 41.0, "iv": 0.337, "open_interest": 4.0, "volume": 0.0, "delta": -0.1166, "gamma": 0.0066, "vega": 0.167, "theta": -0.0066, "rho": -0.118, "theo": 2.0247, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.43, "last_trade_time": "2026-10-01T10:56:41", "percent_change": 0.0, "prev_day_close": 1.75}, {"option": "BYD280121C00060000", "bid": 21.0, "bid_size": 21.0, "ask": 24.9, "ask_size": 13.0, "iv": 0.3279, "open_interest": 1.0, "volume": 0.0, "delta": 0.8443, "gamma": 0.0083, "vega": 0.199, "theta": -0.0046, "rho": 0.5131, "theo": 23.0152, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 30.7, "last_trade_time": "2026-03-23T11:22:02", "percent_change": 0.0, "prev_day_close": 22.5}, {"option": "BYD280121P00060000", "bid": 0.0, "bid_size": 0.0, "ask": 4.0, "ask_size": 28.0, "iv": 0.2972, "open_interest": 1.0, "volume": 0.0, "delta": -0.1555, "gamma": 0.0087, "vega": 0.2028, "theta": -0.0075, "rho": -0.1525, "theo": 2.6568, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.5, "last_trade_time": "2026-01-30T10:45:08", "percent_change": 0.0, "prev_day_close": 2.32499998807907}, {"option": "BYD280121C00062500", "bid": 19.5, "bid_size": 16.0, "ask": 23.3, "ask_size": 13.0, "iv": 0.3358, "open_interest": 0.0, "volume": 0.0, "delta": 0.8219, "gamma": 0.0094, "vega": 0.2174, "theta": -0.0053, "rho": 0.5162, "theo": 21.0418, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 20.6499996185303}, {"option": "BYD280121P00062500", "bid": 0.0, "bid_size": 0.0, "ask": 4.3, "ask_size": 43.0, "iv": 0.2766, "open_interest": 0.0, "volume": 0.0, "delta": -0.1792, "gamma": 0.0099, "vega": 0.2213, "theta": -0.0079, "rho": -0.1741, "theo": 3.0529, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.82499998807907}, {"option": "BYD280121C00065000", "bid": 17.5, "bid_size": 19.0, "ask": 21.6, "ask_size": 20.0, "iv": 0.3263, "open_interest": 10.0, "volume": 0.0, "delta": 0.7966, "gamma": 0.0106, "vega": 0.2364, "theta": -0.006, "rho": 0.5154, "theo": 19.1304, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 13.18, "last_trade_time": "2026-10-08T13:25:18", "percent_change": 0.0, "prev_day_close": 18.8999996185303}, {"option": "BYD280121P00065000", "bid": 0.8, "bid_size": 13.0, "ask": 4.9, "ask_size": 44.0, "iv": 0.2802, "open_interest": 6.0, "volume": 0.0, "delta": -0.2061, "gamma": 0.0112, "vega": 0.241, "theta": -0.0083, "rho": -0.1955, "theo": 3.5159, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.76, "last_trade_time": "2026-10-01T10:56:41", "percent_change": 0.0, "prev_day_close": 3.44999992847443}, {"option": "BYD280121C00067500", "bid": 15.5, "bid_size": 20.0, "ask": 20.0, "ask_size": 15.0, "iv": 0.3166, "open_interest": 1.0, "volume": 0.0, "delta": 0.7683, "gamma": 0.0118, "vega": 0.2552, "theta": -0.0066, "rho": 0.5112, "theo": 17.2912, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 11.5, "last_trade_time": "2026-10-05T11:41:47", "percent_change": 0.0, "prev_day_close": 17.0500001907349}, {"option": "BYD280121P00067500", "bid": 1.5, "bid_size": 13.0, "ask": 6.0, "ask_size": 30.0, "iv": 0.2868, "open_interest": 1.0, "volume": 0.0, "delta": -0.2366, "gamma": 0.0126, "vega": 0.2599, "theta": -0.0088, "rho": -0.2206, "theo": 4.0558, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.85, "last_trade_time": "2026-10-07T12:18:51", "percent_change": 0.0, "prev_day_close": 4.15000009536743}, {"option": "BYD280121C00070000", "bid": 13.9, "bid_size": 21.0, "ask": 17.7, "ask_size": 13.0, "iv": 0.2994, "open_interest": 158.0, "volume": 0.0, "delta": 0.7369, "gamma": 0.0131, "vega": 0.2735, "theta": -0.0072, "rho": 0.5026, "theo": 15.5355, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 9.5, "last_trade_time": "2026-09-30T12:30:21", "percent_change": 0.0, "prev_day_close": 15.1999998092651}, {"option": "BYD280121P00070000", "bid": 2.1, "bid_size": 17.0, "ask": 7.0, "ask_size": 42.0, "iv": 0.2847, "open_interest": 18.0, "volume": 0.0, "delta": -0.2708, "gamma": 0.0141, "vega": 0.2781, "theta": -0.0091, "rho": -0.2469, "theo": 4.6888, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 7.08, "last_trade_time": "2026-09-18T12:13:09", "percent_change": 0.0, "prev_day_close": 4.89999997615814}, {"option": "BYD280121C00072500", "bid": 12.0, "bid_size": 27.0, "ask": 16.3, "ask_size": 12.0, "iv": 0.2912, "open_interest": 1.0, "volume": 0.0, "delta": 0.7024, "gamma": 0.0143, "vega": 0.2905, "theta": -0.0077, "rho": 0.4904, "theo": 13.8751, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 9.05, "last_trade_time": "2026-10-12T12:45:04", "percent_change": 0.0, "prev_day_close": 13.4499998092651}, {"option": "BYD280121P00072500", "bid": 3.0, "bid_size": 13.0, "ask": 7.5, "ask_size": 25.0, "iv": 0.2758, "open_interest": 2.0, "volume": 0.0, "delta": -0.3087, "gamma": 0.0156, "vega": 0.2952, "theta": -0.0095, "rho": -0.2746, "theo": 5.4238, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.05, "last_trade_time": "2026-07-31T15:22:15", "percent_change": 0.0, "prev_day_close": 5.84999990463257}, {"option": "BYD280121C00075000", "bid": 10.5, "bid_size": 70.0, "ask": 14.5, "ask_size": 49.0, "iv": 0.2807, "open_interest": 198.0, "volume": 0.0, "delta": 0.665, "gamma": 0.0155, "vega": 0.3058, "theta": -0.0081, "rho": 0.4738, "theo": 12.3221, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 8.3, "last_trade_time": "2026-10-28T14:14:20", "percent_change": 0.0, "prev_day_close": 11.9499998092651}, {"option": "BYD280121P00075000", "bid": 4.0, "bid_size": 34.0, "ask": 8.5, "ask_size": 38.0, "iv": 0.2739, "open_interest": 3.0, "volume": 0.0, "delta": -0.3502, "gamma": 0.017, "vega": 0.3091, "theta": -0.0098, "rho": -0.3032, "theo": 6.2794, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.6, "last_trade_time": "2026-11-05T11:07:29", "percent_change": 0.0, "prev_day_close": 6.84999990463257}, {"option": "BYD280121C00077500", "bid": 9.0, "bid_size": 59.0, "ask": 12.8, "ask_size": 39.0, "iv": 0.2695, "open_interest": 45.0, "volume": 3.0, "delta": 0.6252, "gamma": 0.0165, "vega": 0.3184, "theta": -0.0085, "rho": 0.4538, "theo": 10.8864, "change": -0.34, "open": 10.96, "high": 10.96, "low": 10.96, "tick": "down", "last_trade_price": 10.96, "last_trade_time": "2026-11-10T09:34:11", "percent_change": -3.00885, "prev_day_close": 11.2999997138977}, {"option": "BYD280121P00077500", "bid": 5.0, "bid_size": 27.0, "ask": 9.5, "ask_size": 43.0, "iv": 0.2685, "open_interest": 0.0, "volume": 0.0, "delta": -0.395, "gamma": 0.0183, "vega": 0.3201, "theta": -0.01, "rho": -0.328, "theo": 7.2664, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 7.25}, {"option": "BYD280121C00080000", "bid": 7.5, "bid_size": 74.0, "ask": 11.5, "ask_size": 43.0, "iv": 0.262, "open_interest": 174.0, "volume": 0.0, "delta": 0.5838, "gamma": 0.0173, "vega": 0.3278, "theta": -0.0088, "rho": 0.4308, "theo": 9.5769, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 4.8, "last_trade_time": "2026-10-08T09:30:02", "percent_change": 0.0, "prev_day_close": 10.0499997138977}, {"option": "BYD280121P00080000", "bid": 6.3, "bid_size": 29.0, "ask": 10.5, "ask_size": 41.0, "iv": 0.2646, "open_interest": 5.0, "volume": 0.0, "delta": -0.4425, "gamma": 0.0196, "vega": 0.3267, "theta": -0.0102, "rho": -0.3539, "theo": 8.393, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 9.43, "last_trade_time": "2026-04-24T12:11:31", "percent_change": 0.0, "prev_day_close": 9.0}, {"option": "BYD280121C00082500", "bid": 6.5, "bid_size": 24.0, "ask": 10.9, "ask_size": 23.0, "iv": 0.2698, "open_interest": 73.0, "volume": 0.0, "delta": 0.5415, "gamma": 0.0178, "vega": 0.3336, "theta": -0.009, "rho": 0.405, "theo": 8.3976, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 17.3, "last_trade_time": "2026-07-23T15:57:52", "percent_change": 0.0, "prev_day_close": 8.29999995231628}, {"option": "BYD280121P00082500", "bid": 7.1, "bid_size": 13.0, "ask": 11.7, "ask_size": 18.0, "iv": 0.2525, "open_interest": 2.0, "volume": 0.0, "delta": -0.4918, "gamma": 0.0206, "vega": 0.329, "theta": -0.0103, "rho": -0.373, "theo": 9.6704, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 11.36, "last_trade_time": "2026-03-05T09:54:56", "percent_change": 0.0, "prev_day_close": 10.4000000953674}, {"option": "BYD280121C00085000", "bid": 5.5, "bid_size": 29.0, "ask": 9.7, "ask_size": 22.0, "iv": 0.2657, "open_interest": 29.0, "volume": 0.0, "delta": 0.4992, "gamma": 0.0181, "vega": 0.3358, "theta": -0.0091, "rho": 0.3782, "theo": 7.3494, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 4.47, "last_trade_time": "2026-10-23T09:40:05", "percent_change": 0.0, "prev_day_close": 7.29999995231628}, {"option": "BYD280121P00085000", "bid": 8.5, "bid_size": 17.0, "ask": 13.0, "ask_size": 20.0, "iv": 0.2474, "open_interest": 8.0, "volume": 0.0, "delta": -0.5424, "gamma": 0.0214, "vega": 0.3242, "theta": -0.0104, "rho": -0.3895, "theo": 11.098, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 11.85, "last_trade_time": "2026-03-24T11:10:20", "percent_change": 0.0, "prev_day_close": 11.8499999046326}, {"option": "BYD280121C00087500", "bid": 4.5, "bid_size": 25.0, "ask": 8.7, "ask_size": 17.0, "iv": 0.2618, "open_interest": 21.0, "volume": 0.0, "delta": 0.458, "gamma": 0.0181, "vega": 0.3342, "theta": -0.0091, "rho": 0.3502, "theo": 6.4282, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 17.16, "last_trade_time": "2026-06-25T10:16:06", "percent_change": 0.0, "prev_day_close": 6.34999990463257}, {"option": "BYD280121P00087500", "bid": 10.0, "bid_size": 19.0, "ask": 14.5, "ask_size": 11.0, "iv": 0.2431, "open_interest": 1.0, "volume": 0.0, "delta": -0.5926, "gamma": 0.022, "vega": 0.3154, "theta": -0.0104, "rho": -0.3977, "theo": 12.6728, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 11.9, "last_trade_time": "2026-04-27T10:57:01", "percent_change": 0.0, "prev_day_close": 13.4499998092651}, {"option": "BYD280121C00090000", "bid": 3.3, "bid_size": 29.0, "ask": 8.0, "ask_size": 26.0, "iv": 0.2568, "open_interest": 26.0, "volume": 0.0, "delta": 0.4184, "gamma": 0.0179, "vega": 0.3294, "theta": -0.009, "rho": 0.3229, "theo": 5.6262, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 14.84, "last_trade_time": "2026-07-17T14:00:05", "percent_change": 0.0, "prev_day_close": 5.75}, {"option": "BYD280121P00090000", "bid": 11.6, "bid_size": 14.0, "ask": 16.2, "ask_size": 15.0, "iv": 0.2394, "open_interest": 0.0, "volume": 0.0, "delta": -0.6425, "gamma": 0.0224, "vega": 0.3008, "theta": -0.0103, "rho": -0.3996, "theo": 14.3919, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 15.0}, {"option": "BYD280121C00092500", "bid": 2.5, "bid_size": 28.0, "ask": 7.2, "ask_size": 14.0, "iv": 0.2536, "open_interest": 5.0, "volume": 0.0, "delta": 0.3812, "gamma": 0.0174, "vega": 0.3218, "theta": -0.0088, "rho": 0.2961, "theo": 4.9336, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 13.0, "last_trade_time": "2026-01-06T15:20:06", "percent_change": 0.0, "prev_day_close": 4.94999992847443}, {"option": "BYD280121P00092500", "bid": 13.5, "bid_size": 14.0, "ask": 18.0, "ask_size": 21.0, "iv": 0.2381, "open_interest": 1.0, "volume": 0.0, "delta": -0.6901, "gamma": 0.0224, "vega": 0.2816, "theta": -0.0102, "rho": -0.3823, "theo": 16.2373, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 12.88, "last_trade_time": "2026-01-06T15:16:12", "percent_change": 0.0, "prev_day_close": 16.9000000953674}, {"option": "BYD280121C00095000", "bid": 1.8, "bid_size": 33.0, "ask": 6.4, "ask_size": 26.0, "iv": 0.2494, "open_interest": 42.0, "volume": 0.0, "delta": 0.3467, "gamma": 0.0168, "vega": 0.3122, "theta": -0.0086, "rho": 0.271, "theo": 4.3378, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 5.42, "last_trade_time": "2026-08-31T11:15:30", "percent_change": 0.0, "prev_day_close": 4.22500002384186}, {"option": "BYD280121P00095000", "bid": 15.8, "bid_size": 10.0, "ask": 20.0, "ask_size": 18.0, "iv": 0.2448, "open_interest": 0.0, "volume": 0.0, "delta": -0.7356, "gamma": 0.0222, "vega": 0.2596, "theta": -0.01, "rho": -0.3843, "theo": 18.2056, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 18.5500001907349}, {"option": "BYD280121C00097500", "bid": 1.1, "bid_size": 20.0, "ask": 5.7, "ask_size": 14.0, "iv": 0.244, "open_interest": 3.0, "volume": 0.0, "delta": 0.315, "gamma": 0.0161, "vega": 0.3008, "theta": -0.0084, "rho": 0.2473, "theo": 3.8272, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.27, "last_trade_time": "2026-08-31T15:31:29", "percent_change": 0.0, "prev_day_close": 3.57500010728836}, {"option": "BYD280121P00097500", "bid": 18.3, "bid_size": 11.0, "ask": 22.0, "ask_size": 23.0, "iv": 0.2528, "open_interest": 0.0, "volume": 0.0, "delta": -0.7775, "gamma": 0.0215, "vega": 0.2318, "theta": -0.0095, "rho": -0.3363, "theo": 20.2727, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 20.5}, {"option": "BYD280121C00100000", "bid": 0.55, "bid_size": 19.0, "ask": 5.0, "ask_size": 14.0, "iv": 0.2384, "open_interest": 1.0, "volume": 0.0, "delta": 0.2863, "gamma": 0.0153, "vega": 0.2886, "theta": -0.0081, "rho": 0.2257, "theo": 3.3894, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 7.2, "last_trade_time": "2026-05-04T11:17:31", "percent_change": 0.0, "prev_day_close": 3.02500009536743}, {"option": "BYD280121P00100000", "bid": 20.3, "bid_size": 10.0, "ask": 24.0, "ask_size": 13.0, "iv": 0.2453, "open_interest": 0.0, "volume": 0.0, "delta": -0.8159, "gamma": 0.0205, "vega": 0.2058, "theta": -0.0088, "rho": -0.3359, "theo": 22.435, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 22.75}, {"option": "BYD280121C00105000", "bid": 0.0, "bid_size": 0.0, "ask": 5.0, "ask_size": 32.0, "iv": 0.2577, "open_interest": 13.0, "volume": 0.0, "delta": 0.2372, "gamma": 0.0137, "vega": 0.2628, "theta": -0.0076, "rho": 0.1881, "theo": 2.6916, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 9.0, "last_trade_time": "2026-07-16T09:46:19", "percent_change": 0.0, "prev_day_close": 2.3000001013279}, {"option": "BYD280121P00105000", "bid": 24.8, "bid_size": 10.0, "ask": 28.7, "ask_size": 11.0, "iv": 0.2468, "open_interest": 0.0, "volume": 0.0, "delta": -0.8834, "gamma": 0.0194, "vega": 0.1449, "theta": -0.0071, "rho": -0.2517, "theo": 26.9646, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 26.9499998092651}, {"option": "BYD280121C00110000", "bid": 0.0, "bid_size": 0.0, "ask": 5.0, "ask_size": 25.0, "iv": 0.2846, "open_interest": 1.0, "volume": 0.0, "delta": 0.1977, "gamma": 0.012, "vega": 0.2372, "theta": -0.007, "rho": 0.1572, "theo": 2.1731, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.1, "last_trade_time": "2026-05-05T09:30:02", "percent_change": 0.0, "prev_day_close": 1.97500004805624}, {"option": "BYD280121P00110000", "bid": 29.0, "bid_size": 8.0, "ask": 34.0, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9448, "gamma": 0.0201, "vega": 0.09, "theta": -0.0074, "rho": -0.1522, "theo": 31.7115, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 31.8500003814697}, {"option": "BYD280121C00115000", "bid": 0.0, "bid_size": 0.0, "ask": 5.0, "ask_size": 26.0, "iv": 0.3094, "open_interest": 1.0, "volume": 0.0, "delta": 0.1661, "gamma": 0.0105, "vega": 0.2132, "theta": -0.0064, "rho": 0.1323, "theo": 1.7822, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 6.4, "last_trade_time": "2025-09-30T09:30:02", "percent_change": 0.0, "prev_day_close": 1.85000002384186}, {"option": "BYD280121P00115000", "bid": 34.0, "bid_size": 2.0, "ask": 39.0, "ask_size": 2.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.981, "gamma": 0.0088, "vega": 0.0, "theta": -0.0099, "rho": 0.0, "theo": 36.66, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 30.7, "last_trade_time": "2026-05-07T11:24:38", "percent_change": 0.0, "prev_day_close": 37.0}, {"option": "BYD280121C00120000", "bid": 0.0, "bid_size": 0.0, "ask": 5.0, "ask_size": 26.0, "iv": 0.3324, "open_interest": 2.0, "volume": 0.0, "delta": 0.1408, "gamma": 0.0092, "vega": 0.1917, "theta": -0.0059, "rho": 0.1124, "theo": 1.4826, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 3.5, "last_trade_time": "2026-02-20T11:28:21", "percent_change": 0.0, "prev_day_close": 1.70000004768372}, {"option": "BYD280121P00120000", "bid": 39.0, "bid_size": 8.0, "ask": 44.0, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9993, "gamma": 0.0003, "vega": 0.0, "theta": -0.0099, "rho": 0.0, "theo": 41.66, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 42.0}, {"option": "BYD280121C00125000", "bid": 0.0, "bid_size": 0.0, "ask": 5.0, "ask_size": 25.0, "iv": 0.3538, "open_interest": 1.0, "volume": 0.0, "delta": 0.1203, "gamma": 0.0081, "vega": 0.1722, "theta": -0.0054, "rho": 0.096, "theo": 1.2493, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.37, "last_trade_time": "2026-04-17T10:31:58", "percent_change": 0.0, "prev_day_close": 1.64999997615814}, {"option": "BYD280121P00125000", "bid": 44.0, "bid_size": 8.0, "ask": 49.0, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0, "vega": 0.0, "theta": -0.0099, "rho": 0.0, "theo": 46.66, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 47.0}, {"option": "BYD280121C00130000", "bid": 0.0, "bid_size": 0.0, "ask": 5.0, "ask_size": 27.0, "iv": 0.3739, "open_interest": 0.0, "volume": 0.0, "delta": 0.1037, "gamma": 0.0071, "vega": 0.1553, "theta": -0.005, "rho": 0.0828, "theo": 1.0646, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.60000002384186}, {"option": "BYD280121P00130000", "bid": 49.0, "bid_size": 8.0, "ask": 54.0, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0, "vega": 0.0, "theta": -0.0099, "rho": 0.0, "theo": 51.66, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 52.0}, {"option": "BYD280121C00135000", "bid": 0.0, "bid_size": 0.0, "ask": 5.0, "ask_size": 25.0, "iv": 0.3929, "open_interest": 0.0, "volume": 0.0, "delta": 0.0901, "gamma": 0.0063, "vega": 0.1401, "theta": -0.0046, "rho": 0.0718, "theo": 0.9165, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.60000002384186}, {"option": "BYD280121P00135000", "bid": 54.0, "bid_size": 2.0, "ask": 59.0, "ask_size": 2.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0, "vega": 0.0, "theta": -0.0099, "rho": 0.0, "theo": 56.66, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 57.0}], "symbol": "BYD", "security_type": "stock", "exchange_id": 3, "current_price": 78.29, "price_change": 0.43, "price_change_percent": 0.5523, "bid": 69.62, "ask": 81.85, "bid_size": 100, "ask_size": 400, "open": 78.17, "high": 78.999, "low": 77.15, "close": 78.29, "prev_day_close": 77.86, "volume": 749265, "iv30": 31.445, "iv30_change": 1.738, "iv30_change_percent": 5.8505, "seqno": 21108441751, "last_trade_time": "2026-11-10T15:59:59", "tick": "down"}, "symbol": "BYD"}