{"timestamp": "2026-11-10 02:54:29", "data": {"options": [{"option": "WLK261120C00035000", "bid": 27.0, "bid_size": 24.0, "ask": 31.9, "ask_size": 11.0, "iv": 1.8601, "open_interest": 0.0, "volume": 0.0, "delta": 0.9909, "gamma": 0.0015, "vega": 0.003, "theta": -0.0161, "rho": 0.0122, "theo": 29.3419, "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": 29.25}, {"option": "WLK261120P00035000", "bid": 0.0, "bid_size": 0.0, "ask": 0.25, "ask_size": 1.0, "iv": 1.7633, "open_interest": 0.0, "volume": 0.0, "delta": -0.0102, "gamma": 0.0015, "vega": 0.003, "theta": -0.0196, "rho": -0.0002, "theo": 0.0651, "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": 0.125}, {"option": "WLK261120C00040000", "bid": 22.0, "bid_size": 12.0, "ask": 26.8, "ask_size": 5.0, "iv": 1.3976, "open_interest": 0.0, "volume": 0.0, "delta": 0.9844, "gamma": 0.0027, "vega": 0.0046, "theta": -0.0231, "rho": 0.0138, "theo": 24.3799, "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": 24.25}, {"option": "WLK261120P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 6.0, "iv": 2.958, "open_interest": 0.0, "volume": 0.0, "delta": -0.0168, "gamma": 0.0027, "vega": 0.0046, "theta": -0.0259, "rho": -0.0004, "theo": 0.0951, "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": 2.45000004768372}, {"option": "WLK261120C00045000", "bid": 17.1, "bid_size": 13.0, "ask": 21.9, "ask_size": 13.0, "iv": 1.2131, "open_interest": 0.0, "volume": 0.0, "delta": 0.973, "gamma": 0.0051, "vega": 0.0072, "theta": -0.032, "rho": 0.0153, "theo": 19.4347, "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": 19.25}, {"option": "WLK261120P00045000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 13.0, "iv": 2.4182, "open_interest": 0.0, "volume": 0.0, "delta": -0.0282, "gamma": 0.0051, "vega": 0.0072, "theta": -0.0344, "rho": -0.0006, "theo": 0.1421, "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": 2.45000004768372}, {"option": "WLK261120C00050000", "bid": 12.0, "bid_size": 9.0, "ask": 16.8, "ask_size": 13.0, "iv": 0.7885, "open_interest": 0.0, "volume": 0.0, "delta": 0.9514, "gamma": 0.01, "vega": 0.0115, "theta": -0.0438, "rho": 0.0166, "theo": 14.5222, "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": 14.3000001907349}, {"option": "WLK261120P00050000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 16.0, "iv": 1.9235, "open_interest": 2.0, "volume": 0.0, "delta": -0.0499, "gamma": 0.01, "vega": 0.0115, "theta": -0.0457, "rho": -0.0011, "theo": 0.222, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.4, "last_trade_time": "2026-10-12T14:10:22", "percent_change": 0.0, "prev_day_close": 1.89999997615814}, {"option": "WLK261120C00055000", "bid": 7.5, "bid_size": 11.0, "ask": 11.8, "ask_size": 13.0, "iv": 0.7027, "open_interest": 0.0, "volume": 0.0, "delta": 0.9051, "gamma": 0.0211, "vega": 0.019, "theta": -0.0596, "rho": 0.0172, "theo": 9.6845, "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": 9.45000004768372}, {"option": "WLK261120P00055000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 13.0, "iv": 1.4554, "open_interest": 82.0, "volume": 0.0, "delta": -0.0964, "gamma": 0.0212, "vega": 0.0191, "theta": -0.061, "rho": -0.002, "theo": 0.3772, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.75, "last_trade_time": "2026-10-23T13:18:55", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261120C00060000", "bid": 2.5, "bid_size": 10.0, "ask": 6.5, "ask_size": 17.0, "iv": 0.3249, "open_interest": 1.0, "volume": 0.0, "delta": 0.7854, "gamma": 0.0487, "vega": 0.0327, "theta": -0.0796, "rho": 0.0162, "theo": 5.0823, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.2, "last_trade_time": "2026-10-08T10:47:33", "percent_change": 0.0, "prev_day_close": 4.79999995231628}, {"option": "WLK261120P00060000", "bid": 0.1, "bid_size": 7.0, "ask": 4.4, "ask_size": 6.0, "iv": 0.9399, "open_interest": 30.0, "volume": 0.0, "delta": -0.2172, "gamma": 0.0491, "vega": 0.0329, "theta": -0.0808, "rho": -0.0044, "theo": 0.7704, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 2.4, "last_trade_time": "2026-10-20T12:58:54", "percent_change": 0.0, "prev_day_close": 0.625000024214387}, {"option": "WLK261120C00065000", "bid": 0.7, "bid_size": 7.0, "ask": 4.5, "ask_size": 6.0, "iv": 0.6538, "open_interest": 14.0, "volume": 0.0, "delta": 0.4615, "gamma": 0.0811, "vega": 0.0443, "theta": -0.0899, "rho": 0.01, "theo": 1.6406, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.54, "last_trade_time": "2026-10-23T13:25:58", "percent_change": 0.0, "prev_day_close": 1.49999997019768}, {"option": "WLK261120P00065000", "bid": 0.6, "bid_size": 10.0, "ask": 3.7, "ask_size": 12.0, "iv": 0.3952, "open_interest": 30.0, "volume": 0.0, "delta": -0.5452, "gamma": 0.0821, "vega": 0.0441, "theta": -0.0909, "rho": -0.0097, "theo": 2.3377, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 1.54, "last_trade_time": "2026-11-02T12:21:49", "percent_change": 0.0, "prev_day_close": 1.79999995231628}, {"option": "WLK261120C00070000", "bid": 0.05, "bid_size": 10.0, "ask": 4.9, "ask_size": 6.0, "iv": 1.031, "open_interest": 56.0, "volume": 0.0, "delta": 0.1935, "gamma": 0.0462, "vega": 0.0307, "theta": -0.0734, "rho": 0.0042, "theo": 0.598, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 2.0, "last_trade_time": "2026-11-04T14:05:48", "percent_change": 0.0, "prev_day_close": 0.575000012293458}, {"option": "WLK261120P00070000", "bid": 3.5, "bid_size": 2.0, "ask": 7.9, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.816, "gamma": 0.0473, "vega": 0.0296, "theta": -0.0744, "rho": -0.0122, "theo": 6.3181, "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": "WLK261120C00075000", "bid": 0.0, "bid_size": 0.0, "ask": 3.0, "ask_size": 2.0, "iv": 1.077, "open_interest": 45.0, "volume": 0.0, "delta": 0.1024, "gamma": 0.024, "vega": 0.0199, "theta": -0.058, "rho": 0.0022, "theo": 0.3355, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.34, "last_trade_time": "2026-11-05T11:24:36", "percent_change": 0.0, "prev_day_close": 0.499999994412065}, {"option": "WLK261120P00075000", "bid": 8.5, "bid_size": 8.0, "ask": 12.8, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9075, "gamma": 0.0249, "vega": 0.0184, "theta": -0.0591, "rho": -0.0115, "theo": 11.0723, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 10.13, "last_trade_time": "2026-10-28T10:08:02", "percent_change": 0.0, "prev_day_close": 10.9000000953674}, {"option": "WLK261120C00080000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 6.0, "iv": 1.6012, "open_interest": 11.0, "volume": 0.0, "delta": 0.0644, "gamma": 0.0143, "vega": 0.014, "theta": -0.0474, "rho": 0.0014, "theo": 0.2271, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.35, "last_trade_time": "2026-10-27T15:23:09", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261120P00080000", "bid": 13.5, "bid_size": 8.0, "ask": 17.8, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9452, "gamma": 0.0149, "vega": 0.0123, "theta": -0.0483, "rho": -0.0101, "theo": 15.9755, "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": 16.1499996185303}, {"option": "WLK261120C00085000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 5.0, "iv": 1.8327, "open_interest": 0.0, "volume": 0.0, "delta": 0.0449, "gamma": 0.0094, "vega": 0.0105, "theta": -0.04, "rho": 0.0009, "theo": 0.1691, "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": 2.45000004768372}, {"option": "WLK261120P00085000", "bid": 18.5, "bid_size": 8.0, "ask": 22.8, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9645, "gamma": 0.01, "vega": 0.0084, "theta": -0.0401, "rho": -0.0089, "theo": 20.9268, "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": 20.8999996185303}, {"option": "WLK261120C00090000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 5.0, "iv": 2.0398, "open_interest": 0.0, "volume": 0.0, "delta": 0.0335, "gamma": 0.0066, "vega": 0.0083, "theta": -0.0345, "rho": 0.0007, "theo": 0.1334, "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": 2.45000004768372}, {"option": "WLK261120P00090000", "bid": 23.5, "bid_size": 8.0, "ask": 27.8, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9757, "gamma": 0.0072, "vega": 0.0062, "theta": -0.0339, "rho": -0.008, "theo": 25.8986, "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": 25.8999996185303}, {"option": "WLK261120C00095000", "bid": 0.0, "bid_size": 0.0, "ask": 1.4, "ask_size": 4.0, "iv": 1.5577, "open_interest": 0.0, "volume": 0.0, "delta": 0.0262, "gamma": 0.0049, "vega": 0.0067, "theta": -0.0304, "rho": 0.0005, "theo": 0.1095, "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": 2.45000004768372}, {"option": "WLK261120P00095000", "bid": 28.5, "bid_size": 8.0, "ask": 33.0, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.983, "gamma": 0.0055, "vega": 0.0045, "theta": -0.0284, "rho": -0.0068, "theo": 30.8815, "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": 31.25}, {"option": "WLK261120C00100000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 8.0, "iv": 2.4, "open_interest": 21.0, "volume": 0.0, "delta": 0.0212, "gamma": 0.0038, "vega": 0.0056, "theta": -0.0271, "rho": 0.0004, "theo": 0.0924, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.05, "last_trade_time": "2026-10-05T15:05:47", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261120P00100000", "bid": 33.5, "bid_size": 8.0, "ask": 38.0, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9877, "gamma": 0.0043, "vega": 0.0036, "theta": -0.0236, "rho": -0.0044, "theo": 35.8698, "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": 36.25}, {"option": "WLK261120C00105000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 5.0, "iv": 2.5591, "open_interest": 0.0, "volume": 0.0, "delta": 0.0176, "gamma": 0.0031, "vega": 0.0048, "theta": -0.0245, "rho": 0.0004, "theo": 0.0797, "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": 2.45000004768372}, {"option": "WLK261120P00105000", "bid": 38.5, "bid_size": 8.0, "ask": 43.0, "ask_size": 2.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9912, "gamma": 0.0032, "vega": 0.0022, "theta": -0.0217, "rho": -0.0036, "theo": 40.8633, "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": 41.25}, {"option": "WLK261218C00035000", "bid": 27.1, "bid_size": 8.0, "ask": 32.0, "ask_size": 10.0, "iv": 1.2432, "open_interest": 0.0, "volume": 0.0, "delta": 0.9936, "gamma": 0.0013, "vega": 0.0038, "theta": -0.0024, "rho": 0.0149, "theo": 29.2398, "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": 29.0500001907349}, {"option": "WLK261218P00035000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 5.0, "iv": 1.8858, "open_interest": 0.0, "volume": 0.0, "delta": -0.0151, "gamma": 0.002, "vega": 0.0079, "theta": -0.0088, "rho": -0.0011, "theo": 0.1083, "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": 2.45000004768372}, {"option": "WLK261218C00040000", "bid": 22.0, "bid_size": 3.0, "ask": 26.8, "ask_size": 1.0, "iv": 0.9086, "open_interest": 0.0, "volume": 0.0, "delta": 0.9862, "gamma": 0.0028, "vega": 0.0072, "theta": -0.0066, "rho": 0.0181, "theo": 24.2791, "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": 24.1499996185303}, {"option": "WLK261218P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 6.0, "iv": 1.5628, "open_interest": 0.0, "volume": 0.0, "delta": -0.0257, "gamma": 0.0036, "vega": 0.0125, "theta": -0.0121, "rho": -0.0019, "theo": 0.1694, "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": 2.45000004768372}, {"option": "WLK261218C00045000", "bid": 17.0, "bid_size": 6.0, "ask": 21.6, "ask_size": 5.0, "iv": 0.6261, "open_interest": 0.0, "volume": 0.0, "delta": 0.9709, "gamma": 0.0059, "vega": 0.013, "theta": -0.0125, "rho": 0.0217, "theo": 19.3505, "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": 19.6999998092651}, {"option": "WLK261218P00045000", "bid": 0.0, "bid_size": 0.0, "ask": 0.95, "ask_size": 147.0, "iv": 0.7626, "open_interest": 11.0, "volume": 0.0, "delta": -0.0446, "gamma": 0.0067, "vega": 0.0197, "theta": -0.0164, "rho": -0.0032, "theo": 0.2713, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.2, "last_trade_time": "2026-11-06T09:30:02", "percent_change": 0.0, "prev_day_close": 0.875}, {"option": "WLK261218C00050000", "bid": 13.0, "bid_size": 38.0, "ask": 16.0, "ask_size": 35.0, "iv": 0.5732, "open_interest": 0.0, "volume": 0.0, "delta": 0.9385, "gamma": 0.0124, "vega": 0.0254, "theta": -0.0206, "rho": 0.0256, "theo": 14.4909, "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": "WLK261218P00050000", "bid": 0.05, "bid_size": 19.0, "ask": 0.5, "ask_size": 46.0, "iv": 0.5039, "open_interest": 4.0, "volume": 3.0, "delta": -0.0799, "gamma": 0.0125, "vega": 0.0311, "theta": -0.0222, "rho": -0.0057, "theo": 0.4548, "change": -0.625, "open": 0.45, "high": 0.45, "low": 0.45, "tick": "no_change", "last_trade_price": 0.45, "last_trade_time": "2026-11-09T09:30:03", "percent_change": -58.1395, "prev_day_close": 1.07500004768372}, {"option": "WLK261218C00055000", "bid": 8.0, "bid_size": 52.0, "ask": 11.5, "ask_size": 51.0, "iv": 0.4631, "open_interest": 0.0, "volume": 0.0, "delta": 0.8674, "gamma": 0.0246, "vega": 0.0431, "theta": -0.0304, "rho": 0.0322, "theo": 9.8124, "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": 9.75}, {"option": "WLK261218P00055000", "bid": 0.05, "bid_size": 29.0, "ask": 1.65, "ask_size": 63.0, "iv": 0.4833, "open_interest": 200.0, "volume": 0.0, "delta": -0.1507, "gamma": 0.0235, "vega": 0.0489, "theta": -0.0297, "rho": -0.0105, "theo": 0.8246, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.05, "last_trade_time": "2026-10-27T11:50:36", "percent_change": 0.0, "prev_day_close": 2.50000004842877}, {"option": "WLK261218C00060000", "bid": 3.8, "bid_size": 6.0, "ask": 7.8, "ask_size": 11.0, "iv": 0.431, "open_interest": 0.0, "volume": 0.0, "delta": 0.7161, "gamma": 0.0426, "vega": 0.07, "theta": -0.0391, "rho": 0.0373, "theo": 5.6347, "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": "WLK261218P00060000", "bid": 0.85, "bid_size": 24.0, "ask": 4.9, "ask_size": 62.0, "iv": 0.5675, "open_interest": 56.0, "volume": 0.0, "delta": -0.2962, "gamma": 0.0409, "vega": 0.072, "theta": -0.0378, "rho": -0.0198, "theo": 1.6905, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.7, "last_trade_time": "2026-11-06T14:37:26", "percent_change": 0.0, "prev_day_close": 1.875}, {"option": "WLK261218C00065000", "bid": 1.0, "bid_size": 7.0, "ask": 4.9, "ask_size": 37.0, "iv": 0.412, "open_interest": 0.0, "volume": 0.0, "delta": 0.4756, "gamma": 0.0503, "vega": 0.0828, "theta": -0.0413, "rho": 0.0302, "theo": 2.7208, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.8, "last_trade_time": "2026-10-30T15:14:58", "percent_change": 0.0, "prev_day_close": 2.92499995231628}, {"option": "WLK261218P00065000", "bid": 3.2, "bid_size": 16.0, "ask": 6.0, "ask_size": 54.0, "iv": 0.481, "open_interest": 4.0, "volume": 0.0, "delta": -0.5322, "gamma": 0.0505, "vega": 0.0826, "theta": -0.0414, "rho": -0.0329, "theo": 3.8003, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.95, "last_trade_time": "2026-11-06T09:54:11", "percent_change": 0.0, "prev_day_close": 4.04999995231628}, {"option": "WLK261218C00070000", "bid": 0.55, "bid_size": 5.0, "ask": 2.05, "ask_size": 10.0, "iv": 0.4057, "open_interest": 5.0, "volume": 0.0, "delta": 0.2777, "gamma": 0.0385, "vega": 0.0699, "theta": -0.0372, "rho": 0.0182, "theo": 1.376, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.4, "last_trade_time": "2026-11-05T14:23:47", "percent_change": 0.0, "prev_day_close": 1.29999998211861}, {"option": "WLK261218P00070000", "bid": 5.5, "bid_size": 16.0, "ask": 9.0, "ask_size": 10.0, "iv": 0.3835, "open_interest": 8.0, "volume": 0.0, "delta": -0.732, "gamma": 0.0393, "vega": 0.0686, "theta": -0.0374, "rho": -0.0412, "theo": 7.4711, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 10.3, "last_trade_time": "2026-10-14T12:22:55", "percent_change": 0.0, "prev_day_close": 7.15000009536743}, {"option": "WLK261218C00075000", "bid": 0.35, "bid_size": 25.0, "ask": 0.8, "ask_size": 19.0, "iv": 0.4205, "open_interest": 19.0, "volume": 0.0, "delta": 0.1708, "gamma": 0.0258, "vega": 0.053, "theta": -0.0315, "rho": 0.0112, "theo": 0.8225, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.8, "last_trade_time": "2026-11-06T12:43:25", "percent_change": 0.0, "prev_day_close": 0.700000002980232}, {"option": "WLK261218P00075000", "bid": 9.0, "bid_size": 52.0, "ask": 13.5, "ask_size": 46.0, "iv": 0.2319, "open_interest": 2.0, "volume": 0.0, "delta": -0.8398, "gamma": 0.0262, "vega": 0.0507, "theta": -0.031, "rho": -0.0445, "theo": 11.932, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 11.07, "last_trade_time": "2026-10-28T10:08:02", "percent_change": 0.0, "prev_day_close": 11.6500000953674}, {"option": "WLK261218C00080000", "bid": 0.1, "bid_size": 17.0, "ask": 0.95, "ask_size": 73.0, "iv": 0.5192, "open_interest": 668.0, "volume": 100.0, "delta": 0.1143, "gamma": 0.0175, "vega": 0.0404, "theta": -0.0267, "rho": 0.0074, "theo": 0.5564, "change": 0.275, "open": 1.0, "high": 1.0, "low": 1.0, "tick": "up", "last_trade_price": 1.0, "last_trade_time": "2026-11-09T11:18:28", "percent_change": 37.931, "prev_day_close": 0.7249999884516}, {"option": "WLK261218P00080000", "bid": 14.0, "bid_size": 38.0, "ask": 18.0, "ask_size": 39.0, "iv": 0.0, "open_interest": 17.0, "volume": 0.0, "delta": -0.896, "gamma": 0.0176, "vega": 0.0372, "theta": -0.0253, "rho": -0.0448, "theo": 16.6759, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 6.2, "last_trade_time": "2026-03-30T10:53:16", "percent_change": 0.0, "prev_day_close": 16.5}, {"option": "WLK261218C00085000", "bid": 0.0, "bid_size": 0.0, "ask": 0.9, "ask_size": 80.0, "iv": 0.5946, "open_interest": 40.0, "volume": 0.0, "delta": 0.0819, "gamma": 0.0124, "vega": 0.0316, "theta": -0.0229, "rho": 0.0053, "theo": 0.4077, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.05, "last_trade_time": "2026-11-04T11:45:36", "percent_change": 0.0, "prev_day_close": 2.04999995231628}, {"option": "WLK261218P00085000", "bid": 19.1, "bid_size": 42.0, "ask": 23.0, "ask_size": 40.0, "iv": 0.0, "open_interest": 27.0, "volume": 0.0, "delta": -0.9277, "gamma": 0.0123, "vega": 0.0282, "theta": -0.0206, "rho": -0.0454, "theo": 21.5329, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 18.0, "last_trade_time": "2026-09-21T10:19:37", "percent_change": 0.0, "prev_day_close": 21.1499996185303}, {"option": "WLK261218C00090000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 60.0, "iv": 1.0987, "open_interest": 14.0, "volume": 0.0, "delta": 0.0617, "gamma": 0.0092, "vega": 0.0254, "theta": -0.0199, "rho": 0.004, "theo": 0.3152, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 1.0, "last_trade_time": "2026-09-22T11:33:57", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00090000", "bid": 23.6, "bid_size": 5.0, "ask": 28.0, "ask_size": 5.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.947, "gamma": 0.009, "vega": 0.0223, "theta": -0.0168, "rho": -0.0467, "theo": 26.4427, "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": 26.1999998092651}, {"option": "WLK261218C00095000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 16.0, "iv": 1.1983, "open_interest": 80.0, "volume": 0.0, "delta": 0.0483, "gamma": 0.007, "vega": 0.021, "theta": -0.0175, "rho": 0.0031, "theo": 0.2532, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 3.07, "last_trade_time": "2026-08-21T13:24:00", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00095000", "bid": 28.5, "bid_size": 9.0, "ask": 33.2, "ask_size": 4.0, "iv": 0.0, "open_interest": 20.0, "volume": 0.0, "delta": -0.9596, "gamma": 0.0068, "vega": 0.0179, "theta": -0.0138, "rho": -0.0476, "theo": 31.3812, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 14.89, "last_trade_time": "2026-05-13T14:27:55", "percent_change": 0.0, "prev_day_close": 31.2999992370606}, {"option": "WLK261218C00100000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 12.0, "iv": 1.2897, "open_interest": 25.0, "volume": 0.0, "delta": 0.039, "gamma": 0.0056, "vega": 0.0176, "theta": -0.0156, "rho": 0.0025, "theo": 0.2094, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.9, "last_trade_time": "2026-08-14T10:09:27", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00100000", "bid": 33.5, "bid_size": 2.0, "ask": 38.3, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9683, "gamma": 0.0053, "vega": 0.0146, "theta": -0.0112, "rho": -0.0478, "theo": 36.3354, "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": 36.3500003814697}, {"option": "WLK261218C00105000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 5.0, "iv": 1.3741, "open_interest": 0.0, "volume": 0.0, "delta": 0.0323, "gamma": 0.0045, "vega": 0.015, "theta": -0.0141, "rho": 0.002, "theo": 0.177, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.48, "last_trade_time": "2026-08-14T10:09:27", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00105000", "bid": 38.5, "bid_size": 2.0, "ask": 43.3, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9744, "gamma": 0.0042, "vega": 0.0121, "theta": -0.009, "rho": -0.0498, "theo": 41.3004, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 12.7, "last_trade_time": "2026-04-16T13:33:29", "percent_change": 0.0, "prev_day_close": 41.4500007629394}, {"option": "WLK261218C00110000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 13.0, "iv": 1.4526, "open_interest": 191.0, "volume": 0.0, "delta": 0.0272, "gamma": 0.0037, "vega": 0.013, "theta": -0.0128, "rho": 0.0017, "theo": 0.1524, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.59, "last_trade_time": "2026-08-07T12:35:09", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00110000", "bid": 43.5, "bid_size": 2.0, "ask": 48.1, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.979, "gamma": 0.0034, "vega": 0.0102, "theta": -0.0071, "rho": -0.0513, "theo": 46.2716, "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": 46.4500007629394}, {"option": "WLK261218C00115000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 11.0, "iv": 1.5259, "open_interest": 7.0, "volume": 0.0, "delta": 0.0233, "gamma": 0.0031, "vega": 0.0114, "theta": -0.0117, "rho": 0.0015, "theo": 0.1331, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 6.0, "last_trade_time": "2026-05-28T12:29:23", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00115000", "bid": 48.5, "bid_size": 8.0, "ask": 53.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9824, "gamma": 0.0028, "vega": 0.0086, "theta": -0.0054, "rho": -0.0523, "theo": 51.2476, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 22.3, "last_trade_time": "2026-03-19T14:26:46", "percent_change": 0.0, "prev_day_close": 51.4500007629394}, {"option": "WLK261218C00120000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 13.0, "iv": 1.5948, "open_interest": 20.0, "volume": 0.0, "delta": 0.0202, "gamma": 0.0027, "vega": 0.0101, "theta": -0.0107, "rho": 0.0013, "theo": 0.1176, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.1, "last_trade_time": "2026-10-02T15:24:45", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00120000", "bid": 53.5, "bid_size": 8.0, "ask": 58.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.985, "gamma": 0.0024, "vega": 0.0076, "theta": -0.0039, "rho": -0.0543, "theo": 56.2268, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 25.1, "last_trade_time": "2026-03-19T14:26:46", "percent_change": 0.0, "prev_day_close": 56.4500007629394}, {"option": "WLK261218C00125000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 10.0, "iv": 1.6596, "open_interest": 1.0, "volume": 0.0, "delta": 0.0178, "gamma": 0.0023, "vega": 0.0091, "theta": -0.01, "rho": 0.0011, "theo": 0.105, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 19.0, "last_trade_time": "2026-04-13T10:21:07", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00125000", "bid": 58.5, "bid_size": 2.0, "ask": 63.1, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9871, "gamma": 0.002, "vega": 0.0066, "theta": -0.0026, "rho": -0.0558, "theo": 61.2082, "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": 61.4500007629394}, {"option": "WLK261218C00130000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 16.0, "iv": 1.721, "open_interest": 12.0, "volume": 0.0, "delta": 0.0158, "gamma": 0.002, "vega": 0.0082, "theta": -0.0093, "rho": 0.001, "theo": 0.0946, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.15, "last_trade_time": "2026-06-25T09:30:01", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00130000", "bid": 63.5, "bid_size": 8.0, "ask": 68.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9888, "gamma": 0.0017, "vega": 0.006, "theta": -0.0013, "rho": -0.057, "theo": 66.1914, "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": 66.4500007629394}, {"option": "WLK261218C00135000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 10.0, "iv": 1.7791, "open_interest": 2.0, "volume": 0.0, "delta": 0.0141, "gamma": 0.0018, "vega": 0.0074, "theta": -0.0086, "rho": 0.0009, "theo": 0.0858, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.05, "last_trade_time": "2026-10-08T10:08:46", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00135000", "bid": 68.5, "bid_size": 8.0, "ask": 73.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9902, "gamma": 0.0015, "vega": 0.0052, "theta": -0.0002, "rho": -0.0589, "theo": 71.1761, "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": 71.4500007629394}, {"option": "WLK261218C00140000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 15.0, "iv": 1.8344, "open_interest": 7.0, "volume": 0.0, "delta": 0.0127, "gamma": 0.0016, "vega": 0.0068, "theta": -0.0081, "rho": 0.0008, "theo": 0.0784, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.9, "last_trade_time": "2026-06-25T09:30:01", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00140000", "bid": 73.5, "bid_size": 2.0, "ask": 78.1, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9913, "gamma": 0.0013, "vega": 0.0047, "theta": 0.0, "rho": -0.0611, "theo": 76.1617, "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": 76.4500007629394}, {"option": "WLK261218C00145000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 10.0, "iv": 1.887, "open_interest": 5.0, "volume": 0.0, "delta": 0.0116, "gamma": 0.0014, "vega": 0.0062, "theta": -0.0076, "rho": 0.0007, "theo": 0.0721, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.8, "last_trade_time": "2026-06-25T09:30:01", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00145000", "bid": 78.5, "bid_size": 2.0, "ask": 83.1, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9923, "gamma": 0.0012, "vega": 0.0042, "theta": 0.0, "rho": -0.0626, "theo": 81.1482, "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": 81.4500007629394}, {"option": "WLK261218C00150000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 23.0, "iv": 1.9373, "open_interest": 20.0, "volume": 0.0, "delta": 0.0105, "gamma": 0.0013, "vega": 0.0058, "theta": -0.0072, "rho": 0.0006, "theo": 0.0665, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.75, "last_trade_time": "2026-07-14T09:39:52", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00150000", "bid": 83.5, "bid_size": 2.0, "ask": 88.0, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9931, "gamma": 0.001, "vega": 0.0038, "theta": 0.0, "rho": -0.0647, "theo": 86.1352, "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": 86.4500007629394}, {"option": "WLK261218C00155000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 10.0, "iv": 1.9854, "open_interest": 3.0, "volume": 0.0, "delta": 0.0097, "gamma": 0.0011, "vega": 0.0053, "theta": -0.0068, "rho": 0.0006, "theo": 0.0617, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.6, "last_trade_time": "2026-06-01T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00155000", "bid": 88.5, "bid_size": 2.0, "ask": 93.0, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9938, "gamma": 0.0009, "vega": 0.0036, "theta": 0.0, "rho": -0.0661, "theo": 91.1228, "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": 91.4500007629394}, {"option": "WLK261218C00160000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 11.0, "iv": 2.0315, "open_interest": 4.0, "volume": 0.0, "delta": 0.0089, "gamma": 0.001, "vega": 0.005, "theta": -0.0065, "rho": 0.0006, "theo": 0.0575, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.4, "last_trade_time": "2026-06-01T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00160000", "bid": 93.5, "bid_size": 2.0, "ask": 98.0, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9944, "gamma": 0.0008, "vega": 0.0031, "theta": 0.0, "rho": -0.0681, "theo": 96.1109, "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": 96.4500007629394}, {"option": "WLK261218C00165000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 11.0, "iv": 2.0757, "open_interest": 4.0, "volume": 0.0, "delta": 0.0083, "gamma": 0.001, "vega": 0.0046, "theta": -0.0062, "rho": 0.0005, "theo": 0.0538, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.2, "last_trade_time": "2026-06-02T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00165000", "bid": 98.5, "bid_size": 2.0, "ask": 103.0, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9949, "gamma": 0.0007, "vega": 0.0028, "theta": 0.0, "rho": -0.0701, "theo": 101.0994, "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": 101.450000762939}, {"option": "WLK261218C00170000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 16.0, "iv": 2.1183, "open_interest": 17.0, "volume": 0.0, "delta": 0.0077, "gamma": 0.0009, "vega": 0.0043, "theta": -0.0059, "rho": 0.0005, "theo": 0.0505, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.0, "last_trade_time": "2026-07-02T10:54:35", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00170000", "bid": 103.5, "bid_size": 2.0, "ask": 108.0, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9953, "gamma": 0.0007, "vega": 0.0027, "theta": 0.0, "rho": -0.0722, "theo": 106.088, "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": 106.450000762939}, {"option": "WLK261218C00175000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 8.0, "iv": 2.1592, "open_interest": 3.0, "volume": 0.0, "delta": 0.0072, "gamma": 0.0008, "vega": 0.0041, "theta": -0.0056, "rho": 0.0004, "theo": 0.0475, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.7, "last_trade_time": "2026-06-23T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00175000", "bid": 108.5, "bid_size": 2.0, "ask": 113.1, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9957, "gamma": 0.0006, "vega": 0.0025, "theta": 0.0, "rho": -0.0739, "theo": 111.077, "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": 111.450000762939}, {"option": "WLK261218C00180000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 17.0, "iv": 2.1987, "open_interest": 20.0, "volume": 0.0, "delta": 0.0067, "gamma": 0.0008, "vega": 0.0038, "theta": -0.0054, "rho": 0.0004, "theo": 0.0448, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.2, "last_trade_time": "2026-06-29T14:06:04", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK261218P00180000", "bid": 113.5, "bid_size": 2.0, "ask": 118.1, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.996, "gamma": 0.0006, "vega": 0.0023, "theta": 0.0, "rho": -0.076, "theo": 116.0662, "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": 116.450000762939}, {"option": "WLK270115C00035000", "bid": 27.1, "bid_size": 8.0, "ask": 32.0, "ask_size": 10.0, "iv": 0.894, "open_interest": 0.0, "volume": 0.0, "delta": 0.985, "gamma": 0.0024, "vega": 0.0114, "theta": -0.0042, "rho": 0.0351, "theo": 29.3363, "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": 29.1499996185303}, {"option": "WLK270115P00035000", "bid": 0.0, "bid_size": 0.0, "ask": 3.8, "ask_size": 5.0, "iv": 1.3283, "open_interest": 1.0, "volume": 0.0, "delta": -0.0214, "gamma": 0.0025, "vega": 0.014, "theta": -0.0077, "rho": -0.0027, "theo": 0.1779, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.2, "last_trade_time": "2026-10-29T09:30:03", "percent_change": 0.0, "prev_day_close": 0.774999976158142}, {"option": "WLK270115C00040000", "bid": 22.1, "bid_size": 13.0, "ask": 26.9, "ask_size": 14.0, "iv": 0.6881, "open_interest": 1.0, "volume": 0.0, "delta": 0.9697, "gamma": 0.0044, "vega": 0.0196, "theta": -0.0076, "rho": 0.051, "theo": 24.444, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 30.45, "last_trade_time": "2026-08-03T12:45:03", "percent_change": 0.0, "prev_day_close": 24.3999996185303}, {"option": "WLK270115P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 12.0, "iv": 1.2026, "open_interest": 5.0, "volume": 0.0, "delta": -0.0351, "gamma": 0.0043, "vega": 0.0214, "theta": -0.0102, "rho": -0.0044, "theo": 0.2709, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.5, "last_trade_time": "2026-10-22T09:30:03", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270115C00045000", "bid": 17.5, "bid_size": 4.0, "ask": 21.9, "ask_size": 15.0, "iv": 0.5959, "open_interest": 1.0, "volume": 0.0, "delta": 0.9452, "gamma": 0.0074, "vega": 0.0317, "theta": -0.0111, "rho": 0.0748, "theo": 19.6273, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 31.8, "last_trade_time": "2026-07-23T13:01:23", "percent_change": 0.0, "prev_day_close": 19.3999996185303}, {"option": "WLK270115P00045000", "bid": 0.0, "bid_size": 0.0, "ask": 2.05, "ask_size": 12.0, "iv": 0.7261, "open_interest": 8.0, "volume": 0.0, "delta": -0.0584, "gamma": 0.0075, "vega": 0.032, "theta": -0.0134, "rho": -0.0072, "theo": 0.4222, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.75, "last_trade_time": "2026-09-29T13:15:03", "percent_change": 0.0, "prev_day_close": 2.57500004768372}, {"option": "WLK270115C00050000", "bid": 12.5, "bid_size": 52.0, "ask": 17.0, "ask_size": 53.0, "iv": 0.4545, "open_interest": 0.0, "volume": 0.0, "delta": 0.9044, "gamma": 0.0128, "vega": 0.0478, "theta": -0.0157, "rho": 0.082, "theo": 14.931, "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": 14.6499996185303}, {"option": "WLK270115P00050000", "bid": 0.05, "bid_size": 15.0, "ask": 1.9, "ask_size": 15.0, "iv": 0.5522, "open_interest": 16.0, "volume": 0.0, "delta": -0.0997, "gamma": 0.013, "vega": 0.048, "theta": -0.0175, "rho": -0.0121, "theo": 0.6854, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.63, "last_trade_time": "2026-11-05T09:30:06", "percent_change": 0.0, "prev_day_close": 2.47500004805624}, {"option": "WLK270115C00055000", "bid": 8.5, "bid_size": 56.0, "ask": 12.5, "ask_size": 56.0, "iv": 0.4332, "open_interest": 2.0, "volume": 0.0, "delta": 0.8299, "gamma": 0.0218, "vega": 0.0703, "theta": -0.0211, "rho": 0.0814, "theo": 10.4726, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 24.35, "last_trade_time": "2026-07-07T12:05:49", "percent_change": 0.0, "prev_day_close": 10.4000000953674}, {"option": "WLK270115P00055000", "bid": 0.15, "bid_size": 96.0, "ask": 1.6, "ask_size": 35.0, "iv": 0.3822, "open_interest": 87.0, "volume": 0.0, "delta": -0.1755, "gamma": 0.0222, "vega": 0.0706, "theta": -0.0226, "rho": -0.0206, "theo": 1.191, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.03, "last_trade_time": "2026-11-05T09:30:06", "percent_change": 0.0, "prev_day_close": 0.850000012665987}, {"option": "WLK270115C00060000", "bid": 5.0, "bid_size": 73.0, "ask": 9.0, "ask_size": 73.0, "iv": 0.4278, "open_interest": 18.0, "volume": 1.0, "delta": 0.6968, "gamma": 0.0335, "vega": 0.096, "theta": -0.0267, "rho": 0.0726, "theo": 6.57, "change": -0.09, "open": 6.86, "high": 6.86, "low": 6.86, "tick": "down", "last_trade_price": 6.86, "last_trade_time": "2026-11-09T10:19:48", "percent_change": -1.29496, "prev_day_close": 6.95000004768372}, {"option": "WLK270115P00060000", "bid": 0.6, "bid_size": 69.0, "ask": 4.9, "ask_size": 29.0, "iv": 0.4332, "open_interest": 26.0, "volume": 0.0, "delta": -0.3119, "gamma": 0.0343, "vega": 0.0966, "theta": -0.0279, "rho": -0.0349, "theo": 2.2651, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.8, "last_trade_time": "2026-11-02T10:04:49", "percent_change": 0.0, "prev_day_close": 2.02500000596046}, {"option": "WLK270115C00065000", "bid": 2.0, "bid_size": 88.0, "ask": 6.0, "ask_size": 89.0, "iv": 0.3927, "open_interest": 443.0, "volume": 0.0, "delta": 0.5101, "gamma": 0.0391, "vega": 0.1091, "theta": -0.03, "rho": 0.055, "theo": 3.7879, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 6.0, "last_trade_time": "2026-11-05T10:33:33", "percent_change": 0.0, "prev_day_close": 4.09999990463257}, {"option": "WLK270115P00065000", "bid": 2.7, "bid_size": 54.0, "ask": 6.2, "ask_size": 54.0, "iv": 0.3699, "open_interest": 2.0, "volume": 0.0, "delta": -0.5048, "gamma": 0.0407, "vega": 0.1084, "theta": -0.0312, "rho": -0.0525, "theo": 4.4862, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.3, "last_trade_time": "2026-10-23T15:15:21", "percent_change": 0.0, "prev_day_close": 4.30000007152557}, {"option": "WLK270115C00070000", "bid": 1.9, "bid_size": 13.0, "ask": 2.3, "ask_size": 10.0, "iv": 0.3832, "open_interest": 8.0, "volume": 5.0, "delta": 0.3456, "gamma": 0.0338, "vega": 0.1009, "theta": -0.0297, "rho": 0.0377, "theo": 2.2797, "change": -0.55, "open": 1.9, "high": 1.9, "low": 1.9, "tick": "down", "last_trade_price": 1.9, "last_trade_time": "2026-11-09T15:19:13", "percent_change": -22.449, "prev_day_close": 2.44999995827675}, {"option": "WLK270115P00070000", "bid": 6.1, "bid_size": 54.0, "ask": 10.0, "ask_size": 54.0, "iv": 0.4028, "open_interest": 0.0, "volume": 0.0, "delta": -0.6757, "gamma": 0.0356, "vega": 0.0973, "theta": -0.0307, "rho": -0.0622, "theo": 8.0097, "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": 8.25}, {"option": "WLK270115C00075000", "bid": 0.15, "bid_size": 77.0, "ask": 4.9, "ask_size": 89.0, "iv": 0.5504, "open_interest": 45.0, "volume": 0.0, "delta": 0.2396, "gamma": 0.0258, "vega": 0.085, "theta": -0.0276, "rho": 0.0262, "theo": 1.5258, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.76, "last_trade_time": "2026-11-03T10:27:35", "percent_change": 0.0, "prev_day_close": 1.625}, {"option": "WLK270115P00075000", "bid": 10.4, "bid_size": 54.0, "ask": 13.5, "ask_size": 52.0, "iv": 0.3929, "open_interest": 0.0, "volume": 0.0, "delta": -0.7855, "gamma": 0.0273, "vega": 0.0787, "theta": -0.028, "rho": -0.0658, "theo": 12.2944, "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": "WLK270115C00080000", "bid": 0.15, "bid_size": 70.0, "ask": 1.4, "ask_size": 82.0, "iv": 0.4318, "open_interest": 27.0, "volume": 1.0, "delta": 0.175, "gamma": 0.0194, "vega": 0.0707, "theta": -0.0251, "rho": 0.019, "theo": 1.1136, "change": -1.675, "open": 0.8, "high": 0.8, "low": 0.8, "tick": "down", "last_trade_price": 0.8, "last_trade_time": "2026-11-09T09:30:02", "percent_change": -67.6768, "prev_day_close": 2.47500004805624}, {"option": "WLK270115P00080000", "bid": 15.0, "bid_size": 49.0, "ask": 18.0, "ask_size": 40.0, "iv": 0.4036, "open_interest": 0.0, "volume": 0.0, "delta": -0.8514, "gamma": 0.0204, "vega": 0.0624, "theta": -0.0246, "rho": -0.0659, "theo": 16.9182, "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": 16.6499996185303}, {"option": "WLK270115C00085000", "bid": 0.05, "bid_size": 28.0, "ask": 1.0, "ask_size": 56.0, "iv": 0.4622, "open_interest": 0.0, "volume": 1.0, "delta": 0.1339, "gamma": 0.015, "vega": 0.0592, "theta": -0.0228, "rho": 0.0145, "theo": 0.863, "change": -1.925, "open": 0.55, "high": 0.55, "low": 0.55, "tick": "down", "last_trade_price": 0.55, "last_trade_time": "2026-11-09T09:30:02", "percent_change": -77.7778, "prev_day_close": 2.47500004805624}, {"option": "WLK270115P00085000", "bid": 19.7, "bid_size": 50.0, "ask": 23.0, "ask_size": 44.0, "iv": 0.436, "open_interest": 0.0, "volume": 0.0, "delta": -0.8923, "gamma": 0.0154, "vega": 0.0494, "theta": -0.0212, "rho": -0.064, "theo": 21.697, "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": 21.6499996185303}, {"option": "WLK270115C00090000", "bid": 0.0, "bid_size": 0.0, "ask": 0.8, "ask_size": 58.0, "iv": 0.4987, "open_interest": 1.0, "volume": 0.0, "delta": 0.1064, "gamma": 0.0118, "vega": 0.0503, "theta": -0.0208, "rho": 0.0115, "theo": 0.6977, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.7, "last_trade_time": "2026-11-05T09:30:03", "percent_change": 0.0, "prev_day_close": 2.47500004805624}, {"option": "WLK270115P00090000", "bid": 24.6, "bid_size": 45.0, "ask": 27.5, "ask_size": 46.0, "iv": 0.0, "open_interest": 1.0, "volume": 0.0, "delta": -0.9191, "gamma": 0.0119, "vega": 0.0398, "theta": -0.0181, "rho": -0.0616, "theo": 26.5543, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 19.64, "last_trade_time": "2026-07-21T14:50:38", "percent_change": 0.0, "prev_day_close": 26.1999998092651}, {"option": "WLK270115C00095000", "bid": 0.0, "bid_size": 0.0, "ask": 1.75, "ask_size": 57.0, "iv": 0.6671, "open_interest": 1.0, "volume": 0.0, "delta": 0.087, "gamma": 0.0095, "vega": 0.0433, "theta": -0.0191, "rho": 0.0093, "theo": 0.5816, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.2, "last_trade_time": "2026-09-08T09:30:02", "percent_change": 0.0, "prev_day_close": 1.47500002384186}, {"option": "WLK270115P00095000", "bid": 28.8, "bid_size": 12.0, "ask": 33.0, "ask_size": 11.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9373, "gamma": 0.0094, "vega": 0.0331, "theta": -0.0153, "rho": -0.063, "theo": 31.457, "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": 31.25}, {"option": "WLK270115C00100000", "bid": 0.0, "bid_size": 0.0, "ask": 1.95, "ask_size": 11.0, "iv": 0.7476, "open_interest": 14.0, "volume": 0.0, "delta": 0.0729, "gamma": 0.0079, "vega": 0.0379, "theta": -0.0176, "rho": 0.0078, "theo": 0.4962, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.3, "last_trade_time": "2026-11-05T09:30:03", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270115P00100000", "bid": 33.5, "bid_size": 2.0, "ask": 38.3, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9502, "gamma": 0.0076, "vega": 0.0271, "theta": -0.0128, "rho": -0.0602, "theo": 36.3856, "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": 36.25}, {"option": "WLK270115C00105000", "bid": 0.0, "bid_size": 0.0, "ask": 1.75, "ask_size": 4.0, "iv": 0.7844, "open_interest": 0.0, "volume": 0.0, "delta": 0.0622, "gamma": 0.0066, "vega": 0.0335, "theta": -0.0164, "rho": 0.0066, "theo": 0.4312, "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": 2.45000004768372}, {"option": "WLK270115P00105000", "bid": 38.5, "bid_size": 2.0, "ask": 43.3, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9597, "gamma": 0.0062, "vega": 0.0227, "theta": -0.0105, "rho": -0.0616, "theo": 41.3321, "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": 41.3500003814697}, {"option": "WLK270115C00110000", "bid": 0.0, "bid_size": 0.0, "ask": 1.95, "ask_size": 4.0, "iv": 0.8582, "open_interest": 0.0, "volume": 0.0, "delta": 0.054, "gamma": 0.0056, "vega": 0.03, "theta": -0.0153, "rho": 0.0057, "theo": 0.3802, "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": 2.45000004768372}, {"option": "WLK270115P00110000", "bid": 43.5, "bid_size": 8.0, "ask": 48.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9669, "gamma": 0.0051, "vega": 0.0197, "theta": -0.0085, "rho": -0.0611, "theo": 46.2887, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 31.0, "last_trade_time": "2026-06-18T10:04:42", "percent_change": 0.0, "prev_day_close": 46.1000003814697}, {"option": "WLK270115C00115000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 13.0, "iv": 1.1549, "open_interest": 20.0, "volume": 0.0, "delta": 0.0474, "gamma": 0.0049, "vega": 0.027, "theta": -0.0143, "rho": 0.005, "theo": 0.3393, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.05, "last_trade_time": "2026-10-08T14:45:45", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270115P00115000", "bid": 48.5, "bid_size": 2.0, "ask": 53.1, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9723, "gamma": 0.0043, "vega": 0.0164, "theta": -0.0066, "rho": -0.0607, "theo": 51.2539, "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": 51.4500007629394}, {"option": "WLK270115C00120000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 13.0, "iv": 1.2076, "open_interest": 16.0, "volume": 0.0, "delta": 0.0421, "gamma": 0.0043, "vega": 0.0245, "theta": -0.0135, "rho": 0.0044, "theo": 0.3059, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.05, "last_trade_time": "2026-10-09T13:33:16", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270115P00120000", "bid": 53.5, "bid_size": 8.0, "ask": 58.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9766, "gamma": 0.0036, "vega": 0.0142, "theta": -0.0049, "rho": -0.0623, "theo": 56.2251, "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": 56.4500007629394}, {"option": "WLK270115C00125000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 5.0, "iv": 1.2572, "open_interest": 1.0, "volume": 0.0, "delta": 0.0378, "gamma": 0.0038, "vega": 0.0224, "theta": -0.0128, "rho": 0.004, "theo": 0.2781, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.7, "last_trade_time": "2026-06-25T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270115P00125000", "bid": 58.5, "bid_size": 8.0, "ask": 63.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.98, "gamma": 0.0031, "vega": 0.013, "theta": -0.0034, "rho": -0.0643, "theo": 61.1996, "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": 61.4500007629394}, {"option": "WLK270115C00130000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 6.0, "iv": 1.3041, "open_interest": 0.0, "volume": 0.0, "delta": 0.0341, "gamma": 0.0034, "vega": 0.0206, "theta": -0.0121, "rho": 0.0036, "theo": 0.2546, "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": 2.45000004768372}, {"option": "WLK270115P00130000", "bid": 63.5, "bid_size": 8.0, "ask": 68.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9828, "gamma": 0.0027, "vega": 0.0111, "theta": -0.0019, "rho": -0.0646, "theo": 66.1772, "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": 66.4500007629394}, {"option": "WLK270115C00135000", "bid": 0.0, "bid_size": 0.0, "ask": 1.75, "ask_size": 59.0, "iv": 1.0577, "open_interest": 1.0, "volume": 0.0, "delta": 0.0311, "gamma": 0.003, "vega": 0.019, "theta": -0.0115, "rho": 0.0032, "theo": 0.2347, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.3, "last_trade_time": "2026-06-25T09:30:05", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270115P00135000", "bid": 68.5, "bid_size": 8.0, "ask": 73.2, "ask_size": 8.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9851, "gamma": 0.0023, "vega": 0.0098, "theta": -0.0006, "rho": -0.0643, "theo": 71.1573, "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": 71.4500007629394}, {"option": "WLK270115C00140000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 7.0, "iv": 1.3908, "open_interest": 2.0, "volume": 0.0, "delta": 0.0285, "gamma": 0.0027, "vega": 0.0177, "theta": -0.011, "rho": 0.003, "theo": 0.2174, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 1.2, "last_trade_time": "2026-06-25T09:30:05", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270115P00140000", "bid": 73.5, "bid_size": 2.0, "ask": 78.1, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9869, "gamma": 0.0021, "vega": 0.0084, "theta": 0.0, "rho": -0.066, "theo": 76.1398, "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": 76.4500007629394}, {"option": "WLK270115C00145000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 11.0, "iv": 1.4311, "open_interest": 5.0, "volume": 0.0, "delta": 0.0262, "gamma": 0.0025, "vega": 0.0165, "theta": -0.0105, "rho": 0.0027, "theo": 0.2024, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.75, "last_trade_time": "2026-07-01T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270115P00145000", "bid": 78.5, "bid_size": 2.0, "ask": 83.1, "ask_size": 1.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9885, "gamma": 0.0018, "vega": 0.0077, "theta": 0.0, "rho": -0.068, "theo": 81.1234, "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": 81.4500007629394}, {"option": "WLK270416C00035000", "bid": 27.5, "bid_size": 19.0, "ask": 32.0, "ask_size": 42.0, "iv": 0.6678, "open_interest": 10.0, "volume": 0.0, "delta": 0.9584, "gamma": 0.0037, "vega": 0.0378, "theta": -0.0036, "rho": 0.1012, "theo": 29.6027, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 34.1, "last_trade_time": "2026-11-03T14:33:52", "percent_change": 0.0, "prev_day_close": 29.3000001907349}, {"option": "WLK270416P00035000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 6.0, "iv": 0.9471, "open_interest": 5.0, "volume": 0.0, "delta": -0.0475, "gamma": 0.0038, "vega": 0.0414, "theta": -0.008, "rho": -0.0145, "theo": 0.5959, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.35, "last_trade_time": "2026-11-03T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270416C00040000", "bid": 22.5, "bid_size": 13.0, "ask": 27.0, "ask_size": 16.0, "iv": 0.5287, "open_interest": 0.0, "volume": 0.0, "delta": 0.9334, "gamma": 0.0057, "vega": 0.054, "theta": -0.0063, "rho": 0.1164, "theo": 24.9369, "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": 24.6499996185303}, {"option": "WLK270416P00040000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 6.0, "iv": 0.7862, "open_interest": 2.0, "volume": 0.0, "delta": -0.0728, "gamma": 0.0059, "vega": 0.0579, "theta": -0.0101, "rho": -0.022, "theo": 0.8775, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.6, "last_trade_time": "2026-11-03T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270416C00045000", "bid": 18.0, "bid_size": 8.0, "ask": 22.5, "ask_size": 18.0, "iv": 0.4887, "open_interest": 0.0, "volume": 0.0, "delta": 0.8961, "gamma": 0.0087, "vega": 0.0745, "theta": -0.0095, "rho": 0.1264, "theo": 20.4139, "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": 20.25}, {"option": "WLK270416P00045000", "bid": 0.05, "bid_size": 11.0, "ask": 4.8, "ask_size": 93.0, "iv": 0.6403, "open_interest": 1.0, "volume": 0.0, "delta": -0.1106, "gamma": 0.0089, "vega": 0.0788, "theta": -0.0125, "rho": -0.0329, "theo": 1.3022, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.9, "last_trade_time": "2026-11-03T09:30:02", "percent_change": 0.0, "prev_day_close": 2.47500004805624}, {"option": "WLK270416C00050000", "bid": 14.0, "bid_size": 12.0, "ask": 18.5, "ask_size": 17.0, "iv": 0.4779, "open_interest": 0.0, "volume": 0.0, "delta": 0.8405, "gamma": 0.0128, "vega": 0.1014, "theta": -0.0128, "rho": 0.1359, "theo": 16.1245, "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": 16.0}, {"option": "WLK270416P00050000", "bid": 0.1, "bid_size": 6.0, "ask": 4.9, "ask_size": 119.0, "iv": 0.5161, "open_interest": 5.0, "volume": 0.0, "delta": -0.1665, "gamma": 0.013, "vega": 0.104, "theta": -0.0151, "rho": -0.0488, "theo": 1.9608, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.1, "last_trade_time": "2026-10-01T09:30:03", "percent_change": 0.0, "prev_day_close": 2.50000004842877}, {"option": "WLK270416C00055000", "bid": 10.5, "bid_size": 47.0, "ask": 14.5, "ask_size": 53.0, "iv": 0.4519, "open_interest": 0.0, "volume": 0.0, "delta": 0.761, "gamma": 0.0176, "vega": 0.1283, "theta": -0.0161, "rho": 0.1344, "theo": 12.2198, "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": 12.4000000953674}, {"option": "WLK270416P00055000", "bid": 1.0, "bid_size": 70.0, "ask": 5.5, "ask_size": 62.0, "iv": 0.4489, "open_interest": 138.0, "volume": 0.0, "delta": -0.2464, "gamma": 0.0177, "vega": 0.1312, "theta": -0.0176, "rho": -0.0712, "theo": 3.0046, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.1, "last_trade_time": "2026-11-04T09:45:00", "percent_change": 0.0, "prev_day_close": 2.67500007152557}, {"option": "WLK270416C00060000", "bid": 8.3, "bid_size": 60.0, "ask": 10.1, "ask_size": 32.0, "iv": 0.4272, "open_interest": 1.0, "volume": 2.0, "delta": 0.6571, "gamma": 0.0218, "vega": 0.1524, "theta": -0.0187, "rho": 0.128, "theo": 8.9096, "change": -0.24, "open": 9.4, "high": 9.4, "low": 9.01, "tick": "down", "last_trade_price": 9.01, "last_trade_time": "2026-11-09T12:04:33", "percent_change": -2.59459, "prev_day_close": 9.25}, {"option": "WLK270416P00060000", "bid": 3.0, "bid_size": 54.0, "ask": 7.2, "ask_size": 50.0, "iv": 0.4378, "open_interest": 0.0, "volume": 0.0, "delta": -0.3509, "gamma": 0.0221, "vega": 0.1538, "theta": -0.0195, "rho": -0.1005, "theo": 4.6436, "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": 4.70000004768372}, {"option": "WLK270416C00065000", "bid": 5.8, "bid_size": 63.0, "ask": 8.3, "ask_size": 68.0, "iv": 0.4422, "open_interest": 4.0, "volume": 2.0, "delta": 0.5406, "gamma": 0.0238, "vega": 0.1647, "theta": -0.0202, "rho": 0.1133, "theo": 6.3736, "change": -0.2, "open": 6.83, "high": 6.83, "low": 6.45, "tick": "down", "last_trade_price": 6.45, "last_trade_time": "2026-11-09T12:04:33", "percent_change": -3.00752, "prev_day_close": 6.65000009536743}, {"option": "WLK270416P00065000", "bid": 5.5, "bid_size": 68.0, "ask": 9.5, "ask_size": 59.0, "iv": 0.4277, "open_interest": 61.0, "volume": 0.0, "delta": -0.4684, "gamma": 0.0242, "vega": 0.1647, "theta": -0.0204, "rho": -0.1335, "theo": 7.0607, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.9, "last_trade_time": "2026-10-30T10:18:32", "percent_change": 0.0, "prev_day_close": 7.25}, {"option": "WLK270416C00070000", "bid": 3.7, "bid_size": 71.0, "ask": 5.5, "ask_size": 37.0, "iv": 0.4065, "open_interest": 13.0, "volume": 3.0, "delta": 0.4318, "gamma": 0.0232, "vega": 0.1633, "theta": -0.0205, "rho": 0.0952, "theo": 4.6143, "change": -0.15, "open": 4.9, "high": 4.95, "low": 4.9, "tick": "up", "last_trade_price": 4.95, "last_trade_time": "2026-11-09T12:22:02", "percent_change": -2.94118, "prev_day_close": 5.10000002384186}, {"option": "WLK270416P00070000", "bid": 8.3, "bid_size": 54.0, "ask": 12.5, "ask_size": 52.0, "iv": 0.4162, "open_interest": 0.0, "volume": 0.0, "delta": -0.5784, "gamma": 0.0236, "vega": 0.162, "theta": -0.02, "rho": -0.164, "theo": 10.2564, "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": 10.3000001907349}, {"option": "WLK270416C00075000", "bid": 1.0, "bid_size": 133.0, "ask": 5.5, "ask_size": 122.0, "iv": 0.4091, "open_interest": 70.0, "volume": 0.0, "delta": 0.3435, "gamma": 0.0209, "vega": 0.1529, "theta": -0.0199, "rho": 0.078, "theo": 3.4537, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.2, "last_trade_time": "2026-10-26T12:34:39", "percent_change": 0.0, "prev_day_close": 3.34999996423721}, {"option": "WLK270416P00075000", "bid": 11.8, "bid_size": 54.0, "ask": 16.0, "ask_size": 52.0, "iv": 0.4121, "open_interest": 0.0, "volume": 0.0, "delta": -0.6684, "gamma": 0.0214, "vega": 0.1502, "theta": -0.0189, "rho": -0.1865, "theo": 14.0545, "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": 14.1999998092651}, {"option": "WLK270416C00080000", "bid": 0.2, "bid_size": 106.0, "ask": 4.9, "ask_size": 112.0, "iv": 0.4322, "open_interest": 1.0, "volume": 0.0, "delta": 0.2766, "gamma": 0.0181, "vega": 0.1392, "theta": -0.019, "rho": 0.0637, "theo": 2.6859, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.8, "last_trade_time": "2026-09-22T14:59:45", "percent_change": 0.0, "prev_day_close": 2.17499995231628}, {"option": "WLK270416P00080000", "bid": 15.9, "bid_size": 10.0, "ask": 19.7, "ask_size": 10.0, "iv": 0.4074, "open_interest": 0.0, "volume": 0.0, "delta": -0.738, "gamma": 0.0191, "vega": 0.1346, "theta": -0.0177, "rho": -0.1947, "theo": 18.2505, "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": 18.0}, {"option": "WLK270416C00085000", "bid": 1.0, "bid_size": 56.0, "ask": 4.5, "ask_size": 129.0, "iv": 0.5091, "open_interest": 560.0, "volume": 0.0, "delta": 0.2268, "gamma": 0.0156, "vega": 0.1254, "theta": -0.0179, "rho": 0.0526, "theo": 2.1617, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.4, "last_trade_time": "2026-10-28T15:55:14", "percent_change": 0.0, "prev_day_close": 1.89999997615814}, {"option": "WLK270416P00085000", "bid": 19.6, "bid_size": 22.0, "ask": 24.0, "ask_size": 15.0, "iv": 0.3752, "open_interest": 0.0, "volume": 0.0, "delta": -0.7914, "gamma": 0.0169, "vega": 0.1182, "theta": -0.0165, "rho": -0.1948, "theo": 22.6994, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 16.8, "last_trade_time": "2026-08-27T13:54:04", "percent_change": 0.0, "prev_day_close": 22.1999998092651}, {"option": "WLK270416C00090000", "bid": 0.15, "bid_size": 14.0, "ask": 4.9, "ask_size": 105.0, "iv": 0.5472, "open_interest": 0.0, "volume": 0.0, "delta": 0.1894, "gamma": 0.0134, "vega": 0.1129, "theta": -0.0169, "rho": 0.0441, "theo": 1.79, "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": 1.42500002682209}, {"option": "WLK270416P00090000", "bid": 24.1, "bid_size": 6.0, "ask": 28.5, "ask_size": 6.0, "iv": 0.3371, "open_interest": 2.0, "volume": 0.0, "delta": -0.8327, "gamma": 0.0149, "vega": 0.1025, "theta": -0.0152, "rho": -0.1846, "theo": 27.3107, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 30.3, "last_trade_time": "2026-10-12T12:52:49", "percent_change": 0.0, "prev_day_close": 26.75}, {"option": "WLK270416C00095000", "bid": 0.2, "bid_size": 47.0, "ask": 4.9, "ask_size": 126.0, "iv": 0.5992, "open_interest": 0.0, "volume": 0.0, "delta": 0.161, "gamma": 0.0115, "vega": 0.1018, "theta": -0.0159, "rho": 0.0374, "theo": 1.5166, "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": 2.50000004842877}, {"option": "WLK270416P00095000", "bid": 29.0, "bid_size": 16.0, "ask": 33.5, "ask_size": 15.0, "iv": 0.361, "open_interest": 0.0, "volume": 0.0, "delta": -0.8651, "gamma": 0.0132, "vega": 0.0883, "theta": -0.0139, "rho": -0.1738, "theo": 32.0301, "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": 31.6000003814697}, {"option": "WLK270416C00100000", "bid": 0.05, "bid_size": 6.0, "ask": 4.9, "ask_size": 6.0, "iv": 0.6387, "open_interest": 2.0, "volume": 0.0, "delta": 0.1389, "gamma": 0.01, "vega": 0.0923, "theta": -0.015, "rho": 0.0322, "theo": 1.3089, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.5, "last_trade_time": "2026-09-18T10:21:44", "percent_change": 0.0, "prev_day_close": 2.47500004805624}, {"option": "WLK270416P00100000", "bid": 33.6, "bid_size": 16.0, "ask": 38.5, "ask_size": 29.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.8907, "gamma": 0.0116, "vega": 0.0742, "theta": -0.0123, "rho": -0.1616, "theo": 36.8247, "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": 36.25}, {"option": "WLK270416C00105000", "bid": 0.05, "bid_size": 6.0, "ask": 4.9, "ask_size": 6.0, "iv": 0.6809, "open_interest": 0.0, "volume": 0.0, "delta": 0.1214, "gamma": 0.0088, "vega": 0.084, "theta": -0.0141, "rho": 0.028, "theo": 1.1472, "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": 2.52500005066395}, {"option": "WLK270416P00105000", "bid": 38.6, "bid_size": 6.0, "ask": 43.0, "ask_size": 7.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.911, "gamma": 0.0101, "vega": 0.064, "theta": -0.0106, "rho": -0.1456, "theo": 41.6692, "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": 40.6000003814697}, {"option": "WLK270416C00110000", "bid": 0.2, "bid_size": 32.0, "ask": 1.0, "ask_size": 240.0, "iv": 0.5034, "open_interest": 185.0, "volume": 0.0, "delta": 0.1073, "gamma": 0.0078, "vega": 0.077, "theta": -0.0134, "rho": 0.0247, "theo": 1.018, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.8, "last_trade_time": "2026-11-06T09:30:02", "percent_change": 0.0, "prev_day_close": 0.699999988079071}, {"option": "WLK270416P00110000", "bid": 43.5, "bid_size": 12.0, "ask": 48.0, "ask_size": 4.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9271, "gamma": 0.0088, "vega": 0.0543, "theta": -0.0088, "rho": -0.132, "theo": 46.5513, "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": 45.6000003814697}, {"option": "WLK270416C00115000", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 240.0, "iv": 0.7545, "open_interest": 4.0, "volume": 0.0, "delta": 0.0958, "gamma": 0.007, "vega": 0.0708, "theta": -0.0127, "rho": 0.022, "theo": 0.9132, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.7, "last_trade_time": "2026-11-06T09:30:02", "percent_change": 0.0, "prev_day_close": 2.45000004768372}, {"option": "WLK270416P00115000", "bid": 48.5, "bid_size": 12.0, "ask": 53.0, "ask_size": 4.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9401, "gamma": 0.0076, "vega": 0.046, "theta": -0.0068, "rho": -0.1258, "theo": 51.4607, "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": 50.6499996185303}, {"option": "WLK271217C00035000", "bid": 28.5, "bid_size": 66.0, "ask": 32.0, "ask_size": 68.0, "iv": 0.5228, "open_interest": 467.0, "volume": 0.0, "delta": 0.9394, "gamma": 0.0043, "vega": 0.0771, "theta": -0.0012, "rho": 0.1907, "theo": 29.9035, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 30.27, "last_trade_time": "2026-11-06T12:08:46", "percent_change": 0.0, "prev_day_close": 30.0999994277954}, {"option": "WLK271217P00035000", "bid": 0.1, "bid_size": 73.0, "ask": 3.3, "ask_size": 117.0, "iv": 0.5331, "open_interest": 0.0, "volume": 0.0, "delta": -0.0712, "gamma": 0.0044, "vega": 0.0887, "theta": -0.0051, "rho": -0.0604, "theo": 1.2063, "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": 1.6999999769032}, {"option": "WLK271217C00040000", "bid": 24.5, "bid_size": 59.0, "ask": 28.0, "ask_size": 59.0, "iv": 0.5034, "open_interest": 20.0, "volume": 0.0, "delta": 0.896, "gamma": 0.0062, "vega": 0.1154, "theta": -0.0036, "rho": 0.2446, "theo": 25.8382, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 30.75, "last_trade_time": "2026-11-03T13:38:23", "percent_change": 0.0, "prev_day_close": 26.25}, {"option": "WLK271217P00040000", "bid": 0.35, "bid_size": 166.0, "ask": 5.0, "ask_size": 207.0, "iv": 0.5192, "open_interest": 2.0, "volume": 0.0, "delta": -0.111, "gamma": 0.0062, "vega": 0.1233, "theta": -0.0068, "rho": -0.0957, "theo": 2.0305, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 2.3, "last_trade_time": "2026-11-06T15:30:15", "percent_change": 0.0, "prev_day_close": 2.57500004768372}, {"option": "WLK271217C00045000", "bid": 21.0, "bid_size": 64.0, "ask": 24.5, "ask_size": 64.0, "iv": 0.4978, "open_interest": 1.0, "volume": 0.0, "delta": 0.8447, "gamma": 0.0081, "vega": 0.1519, "theta": -0.006, "rho": 0.2904, "theo": 22.1461, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 27.2, "last_trade_time": "2026-11-03T13:54:04", "percent_change": 0.0, "prev_day_close": 22.5}, {"option": "WLK271217P00045000", "bid": 1.0, "bid_size": 101.0, "ask": 6.0, "ask_size": 49.0, "iv": 0.4796, "open_interest": 2.0, "volume": 0.0, "delta": -0.1604, "gamma": 0.0082, "vega": 0.1584, "theta": -0.0086, "rho": -0.1391, "theo": 3.1758, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.5, "last_trade_time": "2026-09-29T10:31:41", "percent_change": 0.0, "prev_day_close": 3.5}, {"option": "WLK271217C00050000", "bid": 17.5, "bid_size": 68.0, "ask": 21.0, "ask_size": 63.0, "iv": 0.4735, "open_interest": 11.0, "volume": 0.0, "delta": 0.7868, "gamma": 0.0099, "vega": 0.1883, "theta": -0.0081, "rho": 0.3106, "theo": 18.8398, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 22.8, "last_trade_time": "2026-11-04T10:51:21", "percent_change": 0.0, "prev_day_close": 19.0}, {"option": "WLK271217P00050000", "bid": 2.5, "bid_size": 68.0, "ask": 7.0, "ask_size": 27.0, "iv": 0.4556, "open_interest": 0.0, "volume": 0.0, "delta": -0.2178, "gamma": 0.0101, "vega": 0.1909, "theta": -0.0101, "rho": -0.1878, "theo": 4.6774, "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": 5.0}, {"option": "WLK271217C00055000", "bid": 14.5, "bid_size": 66.0, "ask": 18.0, "ask_size": 54.0, "iv": 0.4612, "open_interest": 10.0, "volume": 0.0, "delta": 0.7239, "gamma": 0.0116, "vega": 0.2158, "theta": -0.0099, "rho": 0.3098, "theo": 15.9198, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 20.12, "last_trade_time": "2026-11-03T14:27:54", "percent_change": 0.0, "prev_day_close": 16.25}, {"option": "WLK271217P00055000", "bid": 4.5, "bid_size": 57.0, "ask": 9.0, "ask_size": 19.0, "iv": 0.4549, "open_interest": 20.0, "volume": 0.0, "delta": -0.2811, "gamma": 0.0117, "vega": 0.2182, "theta": -0.0113, "rho": -0.2411, "theo": 6.5522, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.55, "last_trade_time": "2026-11-04T13:37:28", "percent_change": 0.0, "prev_day_close": 6.75}, {"option": "WLK271217C00060000", "bid": 11.5, "bid_size": 75.0, "ask": 15.5, "ask_size": 74.0, "iv": 0.4467, "open_interest": 1.0, "volume": 0.0, "delta": 0.6582, "gamma": 0.0128, "vega": 0.2368, "theta": -0.0113, "rho": 0.2944, "theo": 13.3701, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 16.2, "last_trade_time": "2026-11-04T14:33:46", "percent_change": 0.0, "prev_day_close": 14.1500000953674}, {"option": "WLK271217P00060000", "bid": 7.2, "bid_size": 67.0, "ask": 10.0, "ask_size": 19.0, "iv": 0.4328, "open_interest": 142.0, "volume": 0.0, "delta": -0.3477, "gamma": 0.013, "vega": 0.2387, "theta": -0.0121, "rho": -0.2951, "theo": 8.801, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 8.4, "last_trade_time": "2026-11-05T13:21:51", "percent_change": 0.0, "prev_day_close": 8.5}, {"option": "WLK271217C00065000", "bid": 10.0, "bid_size": 76.0, "ask": 12.1, "ask_size": 18.0, "iv": 0.4326, "open_interest": 6.0, "volume": 2.0, "delta": 0.592, "gamma": 0.0137, "vega": 0.2504, "theta": -0.0122, "rho": 0.2744, "theo": 11.1731, "change": -0.15, "open": 11.4, "high": 11.4, "low": 11.4, "tick": "no_change", "last_trade_price": 11.4, "last_trade_time": "2026-11-09T14:05:34", "percent_change": -1.2987, "prev_day_close": 11.5499997138977}, {"option": "WLK271217P00065000", "bid": 9.0, "bid_size": 27.0, "ask": 13.5, "ask_size": 14.0, "iv": 0.4311, "open_interest": 0.0, "volume": 0.0, "delta": -0.4155, "gamma": 0.014, "vega": 0.2514, "theta": -0.0125, "rho": -0.347, "theo": 11.411, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 10.0, "last_trade_time": "2026-11-02T10:16:04", "percent_change": 0.0, "prev_day_close": 10.9499998092651}, {"option": "WLK271217C00070000", "bid": 7.7, "bid_size": 94.0, "ask": 10.0, "ask_size": 13.0, "iv": 0.4171, "open_interest": 6.0, "volume": 0.0, "delta": 0.5275, "gamma": 0.0141, "vega": 0.2568, "theta": -0.0127, "rho": 0.2519, "theo": 9.3022, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 12.0, "last_trade_time": "2026-11-05T09:38:59", "percent_change": 0.0, "prev_day_close": 10.0}, {"option": "WLK271217P00070000", "bid": 12.0, "bid_size": 39.0, "ask": 16.5, "ask_size": 27.0, "iv": 0.4304, "open_interest": 70.0, "volume": 0.0, "delta": -0.4823, "gamma": 0.0145, "vega": 0.2565, "theta": -0.0125, "rho": -0.3929, "theo": 14.3597, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 15.0, "last_trade_time": "2026-09-29T14:16:50", "percent_change": 0.0, "prev_day_close": 14.0500001907349}, {"option": "WLK271217C00075000", "bid": 5.5, "bid_size": 87.0, "ask": 10.0, "ask_size": 54.0, "iv": 0.4335, "open_interest": 0.0, "volume": 0.0, "delta": 0.4662, "gamma": 0.0141, "vega": 0.2566, "theta": -0.0128, "rho": 0.2284, "theo": 7.7243, "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": 7.75}, {"option": "WLK271217P00075000", "bid": 15.0, "bid_size": 16.0, "ask": 20.0, "ask_size": 16.0, "iv": 0.4279, "open_interest": 2.0, "volume": 0.0, "delta": -0.5468, "gamma": 0.0148, "vega": 0.2545, "theta": -0.0121, "rho": -0.4297, "theo": 17.6186, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 15.79, "last_trade_time": "2026-11-04T14:34:37", "percent_change": 0.0, "prev_day_close": 17.75}, {"option": "WLK271217C00080000", "bid": 4.3, "bid_size": 99.0, "ask": 9.0, "ask_size": 54.0, "iv": 0.4408, "open_interest": 6.0, "volume": 0.0, "delta": 0.4093, "gamma": 0.0139, "vega": 0.2508, "theta": -0.0126, "rho": 0.2049, "theo": 6.4038, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 9.5, "last_trade_time": "2026-11-02T12:41:41", "percent_change": 0.0, "prev_day_close": 6.5}, {"option": "WLK271217P00080000", "bid": 18.6, "bid_size": 6.0, "ask": 23.2, "ask_size": 6.0, "iv": 0.4205, "open_interest": 1.0, "volume": 0.0, "delta": -0.6078, "gamma": 0.0147, "vega": 0.246, "theta": -0.0114, "rho": -0.4552, "theo": 21.1567, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 19.52, "last_trade_time": "2026-09-21T09:52:42", "percent_change": 0.0, "prev_day_close": 21.25}, {"option": "WLK271217C00085000", "bid": 3.0, "bid_size": 112.0, "ask": 7.5, "ask_size": 39.0, "iv": 0.4275, "open_interest": 0.0, "volume": 0.0, "delta": 0.3574, "gamma": 0.0134, "vega": 0.2409, "theta": -0.0122, "rho": 0.1823, "theo": 5.3049, "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": 5.25}, {"option": "WLK271217P00085000", "bid": 22.8, "bid_size": 19.0, "ask": 25.8, "ask_size": 9.0, "iv": 0.4017, "open_interest": 111.0, "volume": 0.0, "delta": -0.6646, "gamma": 0.0144, "vega": 0.2335, "theta": -0.0105, "rho": -0.4725, "theo": 24.9414, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 22.2, "last_trade_time": "2026-11-03T14:17:51", "percent_change": 0.0, "prev_day_close": 24.75}, {"option": "WLK271217C00090000", "bid": 2.0, "bid_size": 144.0, "ask": 6.7, "ask_size": 67.0, "iv": 0.4271, "open_interest": 80.0, "volume": 0.0, "delta": 0.3109, "gamma": 0.0126, "vega": 0.2289, "theta": -0.0116, "rho": 0.1609, "theo": 4.3955, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.25, "last_trade_time": "2026-11-04T13:37:28", "percent_change": 0.0, "prev_day_close": 5.25}, {"option": "WLK271217P00090000", "bid": 26.8, "bid_size": 19.0, "ask": 30.7, "ask_size": 19.0, "iv": 0.42, "open_interest": 1.0, "volume": 0.0, "delta": -0.7173, "gamma": 0.014, "vega": 0.214, "theta": -0.0096, "rho": -0.4718, "theo": 28.9437, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 27.4, "last_trade_time": "2026-11-05T14:27:53", "percent_change": 0.0, "prev_day_close": 28.25}, {"option": "WLK271217C00095000", "bid": 1.5, "bid_size": 128.0, "ask": 6.0, "ask_size": 101.0, "iv": 0.4336, "open_interest": 10.0, "volume": 0.0, "delta": 0.2696, "gamma": 0.0118, "vega": 0.2141, "theta": -0.0108, "rho": 0.1414, "theo": 3.6453, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.0, "last_trade_time": "2026-11-04T14:14:49", "percent_change": 0.0, "prev_day_close": 4.35000002384186}, {"option": "WLK271217P00095000", "bid": 30.6, "bid_size": 11.0, "ask": 35.0, "ask_size": 21.0, "iv": 0.4107, "open_interest": 95.0, "volume": 0.0, "delta": -0.7667, "gamma": 0.0138, "vega": 0.1911, "theta": -0.0087, "rho": -0.4485, "theo": 33.1323, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 29.92, "last_trade_time": "2026-11-04T10:57:18", "percent_change": 0.0, "prev_day_close": 33.25}, {"option": "WLK271217C00100000", "bid": 0.6, "bid_size": 151.0, "ask": 5.5, "ask_size": 117.0, "iv": 0.4297, "open_interest": 188.0, "volume": 0.0, "delta": 0.2333, "gamma": 0.011, "vega": 0.1982, "theta": -0.0101, "rho": 0.1238, "theo": 3.0263, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 3.8, "last_trade_time": "2026-11-04T10:42:48", "percent_change": 0.0, "prev_day_close": 3.0}, {"option": "WLK271217P00100000", "bid": 35.0, "bid_size": 15.0, "ask": 39.5, "ask_size": 16.0, "iv": 0.4132, "open_interest": 0.0, "volume": 0.0, "delta": -0.813, "gamma": 0.0137, "vega": 0.1664, "theta": -0.0081, "rho": -0.4108, "theo": 37.4904, "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": 37.5}, {"option": "WLK271217C00105000", "bid": 0.45, "bid_size": 132.0, "ask": 5.0, "ask_size": 125.0, "iv": 0.44, "open_interest": 0.0, "volume": 0.0, "delta": 0.2015, "gamma": 0.0101, "vega": 0.1828, "theta": -0.0093, "rho": 0.1084, "theo": 2.5162, "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": 2.60000000149012}, {"option": "WLK271217P00105000", "bid": 40.0, "bid_size": 11.0, "ask": 44.0, "ask_size": 12.0, "iv": 0.4284, "open_interest": 1.0, "volume": 0.0, "delta": -0.856, "gamma": 0.0133, "vega": 0.1404, "theta": -0.0075, "rho": -0.3705, "theo": 42.0029, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 37.94, "last_trade_time": "2026-11-03T14:04:24", "percent_change": 0.0, "prev_day_close": 42.0}], "symbol": "WLK", "security_type": "stock", "exchange_id": 3, "current_price": 64.13, "price_change": 0.64, "price_change_percent": 1.008, "bid": 60.5, "ask": 64.7, "bid_size": 100, "ask_size": 200, "open": 63.47, "high": 65.18, "low": 63.47, "close": 64.13, "prev_day_close": 63.49, "volume": 926834, "iv30": 40.362, "iv30_change": 0.0, "iv30_change_percent": 0.0, "seqno": 10415199264, "last_trade_time": "2026-11-09T15:59:59", "tick": "up"}, "symbol": "WLK"}