{"timestamp": "2026-11-04 01:42:58", "data": {"options": [{"option": "BUR261120C00002500", "bid": 0.95, "bid_size": 443.0, "ask": 2.3, "ask_size": 82.0, "iv": 0.0, "open_interest": 103.0, "volume": 0.0, "delta": 1.0, "gamma": 0.0, "vega": 0.0, "theta": -0.0072, "rho": 0.0, "theo": 1.285, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.55, "last_trade_time": "2026-10-19T11:33:47", "percent_change": 0.0, "prev_day_close": 1.02499997615814}, {"option": "BUR261120P00002500", "bid": 0.0, "bid_size": 0.0, "ask": 0.55, "ask_size": 10.0, "iv": 1.1568, "open_interest": 263.0, "volume": 0.0, "delta": -0.0813, "gamma": 0.1371, "vega": 0.0012, "theta": -0.0047, "rho": -0.0002, "theo": 0.0451, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.1, "last_trade_time": "2026-10-19T11:34:49", "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR261120C00005000", "bid": 0.0, "bid_size": 0.0, "ask": 0.05, "ask_size": 10.0, "iv": 1.0009, "open_interest": 577.0, "volume": 5.0, "delta": 0.1566, "gamma": 0.2246, "vega": 0.0019, "theta": -0.0075, "rho": 0.0002, "theo": 0.0757, "change": 0.005, "open": 0.03, "high": 0.03, "low": 0.03, "tick": "no_change", "last_trade_price": 0.03, "last_trade_time": "2026-11-03T15:59:22", "percent_change": 20.0, "prev_day_close": 0.025000000372529}, {"option": "BUR261120P00005000", "bid": 0.15, "bid_size": 942.0, "ask": 2.75, "ask_size": 228.0, "iv": 1.0704, "open_interest": 166.0, "volume": 1.0, "delta": -0.8093, "gamma": 0.2131, "vega": 0.0018, "theta": -0.007, "rho": -0.0024, "theo": 1.4908, "change": -0.32, "open": 1.73, "high": 1.73, "low": 1.73, "tick": "up", "last_trade_price": 1.73, "last_trade_time": "2026-11-03T15:57:26", "percent_change": -15.6098, "prev_day_close": 2.05000007152557}, {"option": "BUR261120C00007500", "bid": 0.0, "bid_size": 0.0, "ask": 0.1, "ask_size": 178.0, "iv": 2.0974, "open_interest": 159.0, "volume": 0.0, "delta": 0.0778, "gamma": 0.0861, "vega": 0.0011, "theta": -0.0068, "rho": 0.0001, "theo": 0.048, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.06, "last_trade_time": "2026-07-29T11:34:00", "percent_change": 0.0, "prev_day_close": 0.0500000007450581}, {"option": "BUR261120P00007500", "bid": 2.6, "bid_size": 158.0, "ask": 5.3, "ask_size": 95.0, "iv": 1.9928, "open_interest": 21.0, "volume": 0.0, "delta": -0.8832, "gamma": 0.0838, "vega": 0.0011, "theta": -0.0062, "rho": -0.0038, "theo": 3.9592, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 4.11, "last_trade_time": "2026-10-14T15:03:32", "percent_change": 0.0, "prev_day_close": 4.10000014305115}, {"option": "BUR261120C00010000", "bid": 0.0, "bid_size": 0.0, "ask": 0.1, "ask_size": 75.0, "iv": 2.6692, "open_interest": 614.0, "volume": 0.0, "delta": 0.0558, "gamma": 0.0541, "vega": 0.0009, "theta": -0.0063, "rho": 0.0001, "theo": 0.0386, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.01, "last_trade_time": "2026-09-25T12:58:56", "percent_change": 0.0, "prev_day_close": 0.0500000007450581}, {"option": "BUR261120P00010000", "bid": 5.1, "bid_size": 156.0, "ask": 7.8, "ask_size": 95.0, "iv": 2.6121, "open_interest": 0.0, "volume": 0.0, "delta": -0.9044, "gamma": 0.053, "vega": 0.0009, "theta": -0.0055, "rho": -0.0051, "theo": 6.4442, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.35, "last_trade_time": "2026-04-24T13:29:31", "percent_change": 0.0, "prev_day_close": 6.60000014305115}, {"option": "BUR261120C00012500", "bid": 0.0, "bid_size": 0.0, "ask": 0.1, "ask_size": 38.0, "iv": 3.0844, "open_interest": 165.0, "volume": 0.0, "delta": 0.045, "gamma": 0.0402, "vega": 0.0007, "theta": -0.006, "rho": 0.0001, "theo": 0.0333, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.55, "last_trade_time": "2026-03-10T10:26:15", "percent_change": 0.0, "prev_day_close": 0.0500000007450581}, {"option": "BUR261120P00012500", "bid": 7.6, "bid_size": 156.0, "ask": 10.3, "ask_size": 95.0, "iv": 3.0869, "open_interest": 1.0, "volume": 0.0, "delta": -0.9148, "gamma": 0.0395, "vega": 0.0007, "theta": -0.0049, "rho": -0.0064, "theo": 8.9333, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 9.05, "last_trade_time": "2026-10-29T15:04:50", "percent_change": 0.0, "prev_day_close": 9.15000009536743}, {"option": "BUR261120C00015000", "bid": 0.0, "bid_size": 0.0, "ask": 0.1, "ask_size": 75.0, "iv": 3.4106, "open_interest": 788.0, "volume": 0.0, "delta": 0.0385, "gamma": 0.0324, "vega": 0.0007, "theta": -0.0057, "rho": 0.0, "theo": 0.0298, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.1, "last_trade_time": "2026-03-31T10:20:50", "percent_change": 0.0, "prev_day_close": 0.0500000007450581}, {"option": "BUR261120P00015000", "bid": 10.1, "bid_size": 156.0, "ask": 12.7, "ask_size": 95.0, "iv": 2.5451, "open_interest": 0.0, "volume": 0.0, "delta": -0.9212, "gamma": 0.032, "vega": 0.0006, "theta": -0.0043, "rho": -0.0077, "theo": 11.4242, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 6.2, "last_trade_time": "2025-10-29T13:28:53", "percent_change": 0.0, "prev_day_close": 11.6999998092651}, {"option": "BUR261120C00017500", "bid": 0.0, "bid_size": 0.0, "ask": 0.05, "ask_size": 75.0, "iv": 3.3198, "open_interest": 128.0, "volume": 0.0, "delta": 0.0341, "gamma": 0.0274, "vega": 0.0006, "theta": -0.0055, "rho": 0.0, "theo": 0.0273, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.4, "last_trade_time": "2025-11-11T09:43:34", "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR261120P00017500", "bid": 12.6, "bid_size": 156.0, "ask": 15.3, "ask_size": 95.0, "iv": 3.8033, "open_interest": 0.0, "volume": 0.0, "delta": -0.9257, "gamma": 0.0272, "vega": 0.0006, "theta": -0.0038, "rho": -0.0088, "theo": 13.916, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 12.8, "last_trade_time": "2026-04-24T13:32:04", "percent_change": 0.0, "prev_day_close": 14.1999998092651}, {"option": "BUR261120C00020000", "bid": 0.0, "bid_size": 0.0, "ask": 0.05, "ask_size": 76.0, "iv": 3.5327, "open_interest": 92.0, "volume": 0.0, "delta": 0.0308, "gamma": 0.024, "vega": 0.0005, "theta": -0.0053, "rho": 0.0, "theo": 0.0254, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.39, "last_trade_time": "2025-10-30T14:23:40", "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR261120P00020000", "bid": 15.1, "bid_size": 156.0, "ask": 17.8, "ask_size": 95.0, "iv": 4.0882, "open_interest": 0.0, "volume": 0.0, "delta": -0.929, "gamma": 0.024, "vega": 0.0005, "theta": -0.0034, "rho": -0.0099, "theo": 16.4085, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 16.6999998092651}, {"option": "BUR261120C00022500", "bid": 0.0, "bid_size": 0.0, "ask": 0.05, "ask_size": 1.0, "iv": 3.7176, "open_interest": 0.0, "volume": 0.0, "delta": 0.0283, "gamma": 0.0214, "vega": 0.0005, "theta": -0.0051, "rho": 0.0, "theo": 0.0238, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR261120P00022500", "bid": 17.6, "bid_size": 156.0, "ask": 20.3, "ask_size": 95.0, "iv": 4.3391, "open_interest": 0.0, "volume": 0.0, "delta": -0.9317, "gamma": 0.0217, "vega": 0.0005, "theta": -0.003, "rho": -0.0109, "theo": 18.9015, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 17.75, "last_trade_time": "2026-04-24T13:32:45", "percent_change": 0.0, "prev_day_close": 19.1999998092651}, {"option": "BUR261120C00025000", "bid": 0.0, "bid_size": 0.0, "ask": 0.05, "ask_size": 75.0, "iv": 3.8801, "open_interest": 14.0, "volume": 0.0, "delta": 0.0263, "gamma": 0.0194, "vega": 0.0005, "theta": -0.0049, "rho": 0.0, "theo": 0.0226, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.15, "last_trade_time": "2025-12-30T15:14:57", "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR261120P00025000", "bid": 20.1, "bid_size": 156.0, "ask": 22.7, "ask_size": 95.0, "iv": 3.9272, "open_interest": 0.0, "volume": 0.0, "delta": -0.934, "gamma": 0.02, "vega": 0.0005, "theta": -0.0026, "rho": -0.0117, "theo": 21.395, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 20.25, "last_trade_time": "2026-04-24T13:33:22", "percent_change": 0.0, "prev_day_close": 21.6499996185303}, {"option": "BUR261218C00002500", "bid": 0.55, "bid_size": 189.0, "ask": 1.55, "ask_size": 46.0, "iv": 0.0, "open_interest": 1.0, "volume": 3.0, "delta": 0.9574, "gamma": 0.1074, "vega": 0.0017, "theta": -0.0014, "rho": 0.0028, "theo": 1.38, "change": 0.24, "open": 1.24, "high": 1.24, "low": 1.24, "tick": "up", "last_trade_price": 1.24, "last_trade_time": "2026-11-03T14:53:07", "percent_change": 24.0, "prev_day_close": 1.0}, {"option": "BUR261218P00002500", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 507.0, "iv": 2.0832, "open_interest": 0.0, "volume": 0.0, "delta": -0.0655, "gamma": 0.1093, "vega": 0.0017, "theta": -0.0017, "rho": -0.0003, "theo": 0.0373, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR261218C00005000", "bid": 0.0, "bid_size": 0.0, "ask": 0.2, "ask_size": 501.0, "iv": 0.823, "open_interest": 0.0, "volume": 0.0, "delta": 0.1753, "gamma": 0.2848, "vega": 0.0034, "theta": -0.0026, "rho": 0.0007, "theo": 0.0753, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.0500000007450581}, {"option": "BUR261218P00005000", "bid": 0.9, "bid_size": 3.0, "ask": 1.75, "ask_size": 3.0, "iv": 0.8827, "open_interest": 10.0, "volume": 1.0, "delta": -0.8956, "gamma": 0.3026, "vega": 0.0023, "theta": -0.0026, "rho": -0.0018, "theo": 1.2664, "change": 0.395, "open": 1.77, "high": 1.77, "low": 1.77, "tick": "up", "last_trade_price": 1.77, "last_trade_time": "2026-11-03T15:57:26", "percent_change": 28.7273, "prev_day_close": 1.37500004470348}, {"option": "BUR261218C00007500", "bid": 0.0, "bid_size": 0.0, "ask": 0.2, "ask_size": 861.0, "iv": 1.3877, "open_interest": 0.0, "volume": 0.0, "delta": 0.0791, "gamma": 0.0963, "vega": 0.0019, "theta": -0.0024, "rho": 0.0003, "theo": 0.0452, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.100000001490116}, {"option": "BUR261218P00007500", "bid": 2.75, "bid_size": 156.0, "ask": 4.9, "ask_size": 95.0, "iv": 1.548, "open_interest": 0.0, "volume": 0.0, "delta": -0.9677, "gamma": 0.0817, "vega": 0.0009, "theta": -0.0014, "rho": -0.0018, "theo": 3.7499, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 3.89999997615814}, {"option": "BUR270115C00002500", "bid": 1.0, "bid_size": 649.0, "ask": 1.7, "ask_size": 336.0, "iv": 0.0, "open_interest": 155.0, "volume": 0.0, "delta": 0.9745, "gamma": 0.0975, "vega": 0.0018, "theta": -0.0006, "rho": 0.0047, "theo": 1.3843, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.71, "last_trade_time": "2026-10-21T11:38:55", "percent_change": 0.0, "prev_day_close": 1.07500001788139}, {"option": "BUR270115P00002500", "bid": 0.0, "bid_size": 0.0, "ask": 0.5, "ask_size": 969.0, "iv": 1.3479, "open_interest": 723.0, "volume": 0.0, "delta": -0.053, "gamma": 0.1, "vega": 0.0018, "theta": -0.0008, "rho": -0.0004, "theo": 0.0265, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.15, "last_trade_time": "2026-10-19T09:31:32", "percent_change": 0.0, "prev_day_close": 0.25}, {"option": "BUR270115C00005000", "bid": 0.0, "bid_size": 0.0, "ask": 0.25, "ask_size": 451.0, "iv": 0.6383, "open_interest": 1384.0, "volume": 200.0, "delta": 0.267, "gamma": 0.28, "vega": 0.0056, "theta": -0.0027, "rho": 0.0017, "theo": 0.1619, "change": 0.025, "open": 0.1, "high": 0.1, "low": 0.1, "tick": "up", "last_trade_price": 0.1, "last_trade_time": "2026-11-03T09:30:16", "percent_change": 33.3333, "prev_day_close": 0.0750000011175871}, {"option": "BUR270115P00005000", "bid": 1.3, "bid_size": 10.0, "ask": 1.65, "ask_size": 1.0, "iv": 0.9812, "open_interest": 7550.0, "volume": 0.0, "delta": -0.8016, "gamma": 0.3172, "vega": 0.0046, "theta": -0.0029, "rho": -0.0038, "theo": 1.3261, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 1.75, "last_trade_time": "2026-10-22T13:30:21", "percent_change": 0.0, "prev_day_close": 1.5}, {"option": "BUR270115C00007500", "bid": 0.0, "bid_size": 0.0, "ask": 0.55, "ask_size": 1418.0, "iv": 1.4624, "open_interest": 245.0, "volume": 0.0, "delta": 0.099, "gamma": 0.1076, "vega": 0.0029, "theta": -0.0019, "rho": 0.0006, "theo": 0.0617, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.05, "last_trade_time": "2026-09-28T12:32:18", "percent_change": 0.0, "prev_day_close": 0.275000005960464}, {"option": "BUR270115P00007500", "bid": 2.7, "bid_size": 219.0, "ask": 5.0, "ask_size": 155.0, "iv": 1.3025, "open_interest": 65.0, "volume": 0.0, "delta": -0.9659, "gamma": 0.0931, "vega": 0.0011, "theta": -0.0012, "rho": -0.0022, "theo": 3.7608, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 3.75, "last_trade_time": "2026-09-28T13:45:19", "percent_change": 0.0, "prev_day_close": 3.97499990463257}, {"option": "BUR270115C00010000", "bid": 0.0, "bid_size": 0.0, "ask": 0.05, "ask_size": 11.0, "iv": 1.0682, "open_interest": 1246.0, "volume": 0.0, "delta": 0.0513, "gamma": 0.0562, "vega": 0.0018, "theta": -0.0013, "rho": 0.0003, "theo": 0.0322, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.05, "last_trade_time": "2026-08-18T15:55:00", "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR270115P00010000", "bid": 5.3, "bid_size": 156.0, "ask": 7.4, "ask_size": 95.0, "iv": 1.6419, "open_interest": 8.0, "volume": 0.0, "delta": -0.9951, "gamma": 0.0223, "vega": 0.0002, "theta": 0.0, "rho": -0.0016, "theo": 6.2518, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 5.4, "last_trade_time": "2026-04-24T13:37:15", "percent_change": 0.0, "prev_day_close": 6.45000004768372}, {"option": "BUR270115C00012500", "bid": 0.0, "bid_size": 0.0, "ask": 0.05, "ask_size": 1.0, "iv": 1.2578, "open_interest": 3019.0, "volume": 0.0, "delta": 0.0307, "gamma": 0.034, "vega": 0.0012, "theta": -0.0009, "rho": 0.0002, "theo": 0.0192, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.04, "last_trade_time": "2026-10-15T11:17:52", "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR270115P00012500", "bid": 7.5, "bid_size": 156.0, "ask": 9.9, "ask_size": 95.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0046, "vega": 0.0, "theta": 0.0, "rho": -0.0018, "theo": 8.7494, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 7.63, "last_trade_time": "2026-03-27T11:43:24", "percent_change": 0.0, "prev_day_close": 9.04999995231628}, {"option": "BUR270115C00015000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 1419.0, "iv": 1.4067, "open_interest": 319.0, "volume": 0.0, "delta": 0.02, "gamma": 0.0224, "vega": 0.0008, "theta": -0.0007, "rho": 0.0001, "theo": 0.0124, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.05, "last_trade_time": "2026-05-26T09:45:43", "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR270115P00015000", "bid": 10.1, "bid_size": 156.0, "ask": 12.5, "ask_size": 95.0, "iv": 1.9158, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0008, "vega": 0.0, "theta": 0.0, "rho": -0.0021, "theo": 11.2477, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 11.5999999046326}, {"option": "BUR270115C00017500", "bid": 0.0, "bid_size": 0.0, "ask": 0.05, "ask_size": 5.0, "iv": 1.5289, "open_interest": 102.0, "volume": 0.0, "delta": 0.0138, "gamma": 0.0156, "vega": 0.0006, "theta": -0.0005, "rho": 0.0001, "theo": 0.0085, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.01, "last_trade_time": "2026-09-10T10:42:58", "percent_change": 0.0, "prev_day_close": 0.025000000372529}, {"option": "BUR270115P00017500", "bid": 12.6, "bid_size": 156.0, "ask": 14.9, "ask_size": 95.0, "iv": 1.6981, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0001, "vega": 0.0, "theta": 0.0, "rho": -0.0024, "theo": 13.7462, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 12.55, "last_trade_time": "2026-04-24T13:38:08", "percent_change": 0.0, "prev_day_close": 14.0999999046326}, {"option": "BUR270115C00020000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 1217.0, "iv": 2.7105, "open_interest": 25.0, "volume": 0.0, "delta": 0.01, "gamma": 0.0113, "vega": 0.0004, "theta": -0.0004, "rho": 0.0001, "theo": 0.0061, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.5, "last_trade_time": "2026-02-19T11:04:47", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BUR270115P00020000", "bid": 15.0, "bid_size": 156.0, "ask": 17.4, "ask_size": 95.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0, "vega": 0.0, "theta": 0.0, "rho": -0.0027, "theo": 16.2446, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 15.2, "last_trade_time": "2026-04-24T13:39:58", "percent_change": 0.0, "prev_day_close": 16.5999994277954}, {"option": "BUR270115C00022500", "bid": 0.0, "bid_size": 0.0, "ask": 0.4, "ask_size": 1178.0, "iv": 2.4336, "open_interest": 3.0, "volume": 0.0, "delta": 0.0074, "gamma": 0.0085, "vega": 0.0003, "theta": -0.0003, "rho": 0.0, "theo": 0.0045, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.13, "last_trade_time": "2026-03-27T10:22:55", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BUR270115P00022500", "bid": 17.5, "bid_size": 156.0, "ask": 19.9, "ask_size": 95.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0, "vega": 0.0, "theta": 0.0, "rho": -0.0031, "theo": 18.7431, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 17.69, "last_trade_time": "2026-04-30T10:32:55", "percent_change": 0.0, "prev_day_close": 19.0999994277954}, {"option": "BUR270115C00025000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 1114.0, "iv": 2.9198, "open_interest": 24.0, "volume": 0.0, "delta": 0.0056, "gamma": 0.0065, "vega": 0.0003, "theta": -0.0002, "rho": 0.0, "theo": 0.0034, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.13, "last_trade_time": "2026-04-13T13:04:40", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BUR270115P00025000", "bid": 20.0, "bid_size": 156.0, "ask": 22.4, "ask_size": 95.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -1.0, "gamma": 0.0, "vega": 0.0, "theta": 0.0, "rho": -0.0034, "theo": 21.2415, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 21.5}, {"option": "BUR270416C00002500", "bid": 1.15, "bid_size": 156.0, "ask": 1.9, "ask_size": 46.0, "iv": 0.7963, "open_interest": 2.0, "volume": 0.0, "delta": 0.8884, "gamma": 0.117, "vega": 0.0053, "theta": -0.0008, "rho": 0.0082, "theo": 1.489, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 1.7, "last_trade_time": "2026-09-28T11:36:54", "percent_change": 0.0, "prev_day_close": 1.20000001788139}, {"option": "BUR270416P00002500", "bid": 0.0, "bid_size": 0.0, "ask": 0.45, "ask_size": 500.0, "iv": 0.861, "open_interest": 872.0, "volume": 0.0, "delta": -0.1329, "gamma": 0.1195, "vega": 0.0054, "theta": -0.0012, "rho": -0.0026, "theo": 0.1512, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.22, "last_trade_time": "2026-10-16T14:47:45", "percent_change": 0.0, "prev_day_close": 0.200000002980232}, {"option": "BUR270416C00005000", "bid": 0.0, "bid_size": 0.0, "ask": 0.75, "ask_size": 514.0, "iv": 0.7094, "open_interest": 294.0, "volume": 0.0, "delta": 0.4054, "gamma": 0.2113, "vega": 0.0098, "theta": -0.0021, "rho": 0.0049, "theo": 0.4073, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.15, "last_trade_time": "2026-10-23T09:30:03", "percent_change": 0.0, "prev_day_close": 0.375}, {"option": "BUR270416P00005000", "bid": 0.7, "bid_size": 265.0, "ask": 2.25, "ask_size": 161.0, "iv": 0.6586, "open_interest": 50.0, "volume": 0.0, "delta": -0.6377, "gamma": 0.229, "vega": 0.0093, "theta": -0.002, "rho": -0.0106, "theo": 1.5511, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 1.7, "last_trade_time": "2026-10-05T11:31:35", "percent_change": 0.0, "prev_day_close": 1.57500001788139}, {"option": "BUR270416C00007500", "bid": 0.0, "bid_size": 0.0, "ask": 0.4, "ask_size": 502.0, "iv": 0.8827, "open_interest": 378.0, "volume": 0.0, "delta": 0.2267, "gamma": 0.1323, "vega": 0.0076, "theta": -0.002, "rho": 0.0028, "theo": 0.2226, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.09, "last_trade_time": "2026-10-09T10:01:33", "percent_change": 0.0, "prev_day_close": 0.200000002980232}, {"option": "BUR270416P00007500", "bid": 2.3, "bid_size": 156.0, "ask": 5.2, "ask_size": 95.0, "iv": 0.0, "open_interest": 10.0, "volume": 0.0, "delta": -0.8321, "gamma": 0.1544, "vega": 0.0061, "theta": -0.0015, "rho": -0.0116, "theo": 3.8707, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 4.1, "last_trade_time": "2026-10-30T11:26:42", "percent_change": 0.0, "prev_day_close": 4.10000002384186}, {"option": "BUR280121C00002500", "bid": 0.0, "bid_size": 0.0, "ask": 4.4, "ask_size": 1144.0, "iv": 1.4318, "open_interest": 1050.0, "volume": 0.0, "delta": 0.8303, "gamma": 0.1473, "vega": 0.0083, "theta": -0.0006, "rho": 0.0094, "theo": 1.3681, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 1.6, "last_trade_time": "2026-11-02T15:56:58", "percent_change": 0.0, "prev_day_close": 1.625}, {"option": "BUR280121P00002500", "bid": 0.2, "bid_size": 189.0, "ask": 0.45, "ask_size": 20.0, "iv": 0.5745, "open_interest": 7227.0, "volume": 0.0, "delta": -0.1794, "gamma": 0.1145, "vega": 0.0101, "theta": -0.0006, "rho": -0.0111, "theo": 0.305, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 0.5, "last_trade_time": "2026-10-19T11:22:59", "percent_change": 0.0, "prev_day_close": 0.350000008940697}, {"option": "BUR280121C00005000", "bid": 0.6, "bid_size": 486.0, "ask": 0.75, "ask_size": 10.0, "iv": 0.7264, "open_interest": 3429.0, "volume": 10.0, "delta": 0.4848, "gamma": 0.126, "vega": 0.0149, "theta": -0.0013, "rho": 0.0105, "theo": 0.7522, "change": -0.1, "open": 0.65, "high": 0.65, "low": 0.65, "tick": "down", "last_trade_price": 0.65, "last_trade_time": "2026-11-03T10:27:42", "percent_change": -13.3333, "prev_day_close": 0.75}, {"option": "BUR280121P00005000", "bid": 0.0, "bid_size": 0.0, "ask": 2.5, "ask_size": 379.0, "iv": 0.0, "open_interest": 2113.0, "volume": 0.0, "delta": -0.4536, "gamma": 0.1194, "vega": 0.0147, "theta": -0.001, "rho": -0.0394, "theo": 2.1571, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 2.05, "last_trade_time": "2026-10-15T14:52:23", "percent_change": 0.0, "prev_day_close": 1.25}, {"option": "BUR280121C00007500", "bid": 0.1, "bid_size": 1.0, "ask": 1.8, "ask_size": 1.0, "iv": 0.8791, "open_interest": 1223.0, "volume": 0.0, "delta": 0.3617, "gamma": 0.1036, "vega": 0.0142, "theta": -0.0014, "rho": 0.0084, "theo": 0.547, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.4, "last_trade_time": "2026-11-02T15:33:10", "percent_change": 0.0, "prev_day_close": 0.524999991059303}, {"option": "BUR280121P00007500", "bid": 1.5, "bid_size": 777.0, "ask": 6.3, "ask_size": 640.0, "iv": 0.4965, "open_interest": 290.0, "volume": 0.0, "delta": -0.5773, "gamma": 0.1073, "vega": 0.0142, "theta": -0.001, "rho": -0.0553, "theo": 4.3537, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 4.52, "last_trade_time": "2026-10-16T15:40:49", "percent_change": 0.0, "prev_day_close": 4.05000001192093}, {"option": "BUR280121C00010000", "bid": 0.15, "bid_size": 1.0, "ask": 0.7, "ask_size": 1119.0, "iv": 0.9294, "open_interest": 2971.0, "volume": 0.0, "delta": 0.2917, "gamma": 0.0888, "vega": 0.0131, "theta": -0.0013, "rho": 0.007, "theo": 0.4318, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.2, "last_trade_time": "2026-10-13T12:58:17", "percent_change": 0.0, "prev_day_close": 0.399999991059303}, {"option": "BUR280121P00010000", "bid": 3.7, "bid_size": 513.0, "ask": 8.5, "ask_size": 613.0, "iv": 0.0, "open_interest": 286.0, "volume": 0.0, "delta": -0.6612, "gamma": 0.1042, "vega": 0.013, "theta": -0.0008, "rho": -0.06, "theo": 6.6576, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.4, "last_trade_time": "2026-04-24T13:34:10", "percent_change": 0.0, "prev_day_close": 6.54999995231628}, {"option": "BUR280121C00012500", "bid": 0.0, "bid_size": 0.0, "ask": 2.8, "ask_size": 1278.0, "iv": 1.7094, "open_interest": 1613.0, "volume": 0.0, "delta": 0.2451, "gamma": 0.078, "vega": 0.012, "theta": -0.0013, "rho": 0.006, "theo": 0.3563, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.15, "last_trade_time": "2026-10-19T09:30:38", "percent_change": 0.0, "prev_day_close": 1.39999997615814}, {"option": "BUR280121P00012500", "bid": 6.2, "bid_size": 161.0, "ask": 11.0, "ask_size": 297.0, "iv": 0.0, "open_interest": 35.0, "volume": 0.0, "delta": -0.7281, "gamma": 0.1053, "vega": 0.0114, "theta": -0.0007, "rho": -0.0602, "theo": 9.0222, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 5.3, "last_trade_time": "2026-03-11T14:22:07", "percent_change": 0.0, "prev_day_close": 9.04999995231628}, {"option": "BUR280121C00015000", "bid": 0.0, "bid_size": 0.0, "ask": 2.8, "ask_size": 1138.0, "iv": 1.7897, "open_interest": 34.0, "volume": 0.0, "delta": 0.2115, "gamma": 0.0697, "vega": 0.0111, "theta": -0.0012, "rho": 0.0053, "theo": 0.3026, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.34, "last_trade_time": "2026-08-24T09:53:34", "percent_change": 0.0, "prev_day_close": 1.39999997615814}, {"option": "BUR280121P00015000", "bid": 8.7, "bid_size": 156.0, "ask": 13.5, "ask_size": 289.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.7844, "gamma": 0.1075, "vega": 0.0097, "theta": -0.0005, "rho": -0.0558, "theo": 11.426, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "up", "last_trade_price": 10.45, "last_trade_time": "2026-05-27T12:12:43", "percent_change": 0.0, "prev_day_close": 11.5500001907349}, {"option": "BUR280121C00017500", "bid": 0.0, "bid_size": 0.0, "ask": 2.75, "ask_size": 1198.0, "iv": 1.8377, "open_interest": 103.0, "volume": 0.0, "delta": 0.1858, "gamma": 0.063, "vega": 0.0103, "theta": -0.0012, "rho": 0.0047, "theo": 0.2622, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.85, "last_trade_time": "2026-03-24T15:57:10", "percent_change": 0.0, "prev_day_close": 1.375}, {"option": "BUR280121P00017500", "bid": 11.2, "bid_size": 156.0, "ask": 16.0, "ask_size": 289.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.8343, "gamma": 0.1114, "vega": 0.0081, "theta": -0.0004, "rho": -0.0498, "theo": 13.8582, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 13.2, "last_trade_time": "2026-03-30T10:52:51", "percent_change": 0.0, "prev_day_close": 14.0500001907349}, {"option": "BUR280121C00020000", "bid": 0.0, "bid_size": 0.0, "ask": 0.2, "ask_size": 10.0, "iv": 0.8784, "open_interest": 7944.0, "volume": 0.0, "delta": 0.1656, "gamma": 0.0576, "vega": 0.0096, "theta": -0.0011, "rho": 0.0042, "theo": 0.2308, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.4, "last_trade_time": "2026-08-03T11:51:26", "percent_change": 0.0, "prev_day_close": 0.100000001490116}, {"option": "BUR280121P00020000", "bid": 13.7, "bid_size": 156.0, "ask": 18.5, "ask_size": 289.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.8773, "gamma": 0.111, "vega": 0.0056, "theta": -0.0002, "rho": -0.036, "theo": 16.3121, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 15.9, "last_trade_time": "2026-07-20T15:50:07", "percent_change": 0.0, "prev_day_close": 16.5500001907349}, {"option": "BUR280121C00022500", "bid": 0.0, "bid_size": 0.0, "ask": 1.45, "ask_size": 1.0, "iv": 1.0817, "open_interest": 220.0, "volume": 0.0, "delta": 0.1492, "gamma": 0.0529, "vega": 0.0089, "theta": -0.001, "rho": 0.0038, "theo": 0.2057, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.45, "last_trade_time": "2026-03-27T10:01:57", "percent_change": 0.0, "prev_day_close": 0.224999994039536}, {"option": "BUR280121P00022500", "bid": 16.2, "bid_size": 121.0, "ask": 21.0, "ask_size": 201.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.914, "gamma": 0.102, "vega": 0.0046, "theta": -0.0001, "rho": -0.0326, "theo": 18.7812, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 17.74, "last_trade_time": "2026-04-24T13:36:02", "percent_change": 0.0, "prev_day_close": 19.0500001907349}, {"option": "BUR280121C00025000", "bid": 0.0, "bid_size": 0.0, "ask": 0.5, "ask_size": 1.0, "iv": 1.1463, "open_interest": 940.0, "volume": 0.0, "delta": 0.1355, "gamma": 0.049, "vega": 0.0084, "theta": -0.001, "rho": 0.0035, "theo": 0.185, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.05, "last_trade_time": "2026-08-10T10:28:45", "percent_change": 0.0, "prev_day_close": 0.224999994039536}, {"option": "BUR280121P00025000", "bid": 18.7, "bid_size": 121.0, "ask": 23.5, "ask_size": 201.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.9426, "gamma": 0.0847, "vega": 0.0025, "theta": 0.0, "rho": -0.0164, "theo": 21.2629, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 20.3, "last_trade_time": "2026-04-24T13:36:23", "percent_change": 0.0, "prev_day_close": 21.5}], "symbol": "BUR", "security_type": "stock", "exchange_id": 3, "current_price": 3.79, "price_change": 0.04, "price_change_percent": 1.0667, "bid": 3.3, "ask": 4.1, "bid_size": 300, "ask_size": 300, "open": 3.81, "high": 3.8484, "low": 3.73, "close": 3.79, "prev_day_close": 3.75, "volume": 2083982, "iv30": 55.804, "iv30_change": -0.574, "iv30_change_percent": -1.0181, "seqno": 19602404076, "last_trade_time": "2026-11-03T15:59:59", "tick": "up"}, "symbol": "BUR"}