{"timestamp": "2026-10-23 01:41:10", "data": {"options": [{"option": "TLSI261120C00002500", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 1.0, "iv": 5.8809, "open_interest": 0.0, "volume": 0.0, "delta": 0.8964, "gamma": 0.1398, "vega": 0.0019, "theta": -0.0038, "rho": 0.0018, "theo": 1.2539, "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": 2.45000004768372}, {"option": "TLSI261120P00002500", "bid": 0.0, "bid_size": 0.0, "ask": 3.8, "ask_size": 2123.0, "iv": 0.0, "open_interest": 0.0, "volume": 0.0, "delta": -0.109, "gamma": 0.1405, "vega": 0.0019, "theta": -0.0042, "rho": -0.0004, "theo": 0.0813, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.89999997615814}, {"option": "TLSI261120C00005000", "bid": 0.0, "bid_size": 0.0, "ask": 3.8, "ask_size": 707.0, "iv": 5.7634, "open_interest": 0.0, "volume": 0.0, "delta": 0.2316, "gamma": 0.2477, "vega": 0.0031, "theta": -0.0064, "rho": 0.0006, "theo": 0.1392, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.89999997615814}, {"option": "TLSI261120P00005000", "bid": 0.0, "bid_size": 0.0, "ask": 5.0, "ask_size": 725.0, "iv": 3.822, "open_interest": 0.0, "volume": 0.0, "delta": -0.7807, "gamma": 0.254, "vega": 0.0031, "theta": -0.006, "rho": -0.0024, "theo": 1.4656, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.5}, {"option": "TLSI261120C00007500", "bid": 0.0, "bid_size": 0.0, "ask": 3.8, "ask_size": 483.0, "iv": 6.6327, "open_interest": 0.0, "volume": 0.0, "delta": 0.1293, "gamma": 0.1126, "vega": 0.0022, "theta": -0.0066, "rho": 0.0003, "theo": 0.0953, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.89999997615814}, {"option": "TLSI261120P00007500", "bid": 1.5, "bid_size": 40.0, "ask": 6.3, "ask_size": 75.0, "iv": 1.6932, "open_interest": 0.0, "volume": 0.0, "delta": -0.8834, "gamma": 0.1169, "vega": 0.002, "theta": -0.0053, "rho": -0.003, "theo": 3.9207, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 3.95000004768372}, {"option": "TLSI261218C00002500", "bid": 0.0, "bid_size": 0.0, "ask": 4.1, "ask_size": 288.0, "iv": 3.3535, "open_interest": 0.0, "volume": 0.0, "delta": 0.964, "gamma": 0.2916, "vega": 0.001, "theta": -0.0015, "rho": 0.0007, "theo": 1.1466, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.04999995231628}, {"option": "TLSI261218P00002500", "bid": 0.0, "bid_size": 0.0, "ask": 2.85, "ask_size": 1623.0, "iv": 4.6076, "open_interest": 0.0, "volume": 0.0, "delta": -0.0987, "gamma": 0.1535, "vega": 0.0025, "theta": -0.0016, "rho": -0.0007, "theo": 0.0593, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.39999997615814}, {"option": "TLSI261218C00005000", "bid": 0.0, "bid_size": 0.0, "ask": 2.85, "ask_size": 833.0, "iv": 3.3526, "open_interest": 0.0, "volume": 0.0, "delta": 0.1666, "gamma": 0.2181, "vega": 0.0035, "theta": -0.0024, "rho": 0.0007, "theo": 0.0865, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.42499995231628}, {"option": "TLSI261218P00005000", "bid": 0.0, "bid_size": 0.0, "ask": 4.2, "ask_size": 211.0, "iv": 1.901, "open_interest": 0.0, "volume": 0.0, "delta": -0.796, "gamma": 0.2101, "vega": 0.0035, "theta": -0.0018, "rho": -0.0073, "theo": 1.5563, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.09999990463257}, {"option": "TLSI261218C00007500", "bid": 0.0, "bid_size": 0.0, "ask": 2.8, "ask_size": 921.0, "iv": 3.9492, "open_interest": 0.0, "volume": 0.0, "delta": 0.0902, "gamma": 0.0916, "vega": 0.0023, "theta": -0.0024, "rho": 0.0004, "theo": 0.0594, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.39999997615814}, {"option": "TLSI261218P00007500", "bid": 1.8, "bid_size": 37.0, "ask": 6.5, "ask_size": 74.0, "iv": 1.6539, "open_interest": 0.0, "volume": 0.0, "delta": -0.869, "gamma": 0.09, "vega": 0.0023, "theta": -0.0008, "rho": -0.0117, "theo": 4.012, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 3.95000004768372}, {"option": "TLSI270115C00002500", "bid": 0.0, "bid_size": 0.0, "ask": 4.4, "ask_size": 558.0, "iv": 2.7469, "open_interest": 0.0, "volume": 0.0, "delta": 0.8804, "gamma": 0.1302, "vega": 0.0039, "theta": -0.0018, "rho": 0.0045, "theo": 1.3802, "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": 2.20000004768372}, {"option": "TLSI270115P00002500", "bid": 0.0, "bid_size": 0.0, "ask": 3.2, "ask_size": 1692.0, "iv": 4.3622, "open_interest": 0.0, "volume": 0.0, "delta": -0.1384, "gamma": 0.132, "vega": 0.0039, "theta": -0.0022, "rho": -0.0014, "theo": 0.146, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 0.474999994039536}, {"option": "TLSI270115C00005000", "bid": 0.0, "bid_size": 0.0, "ask": 3.3, "ask_size": 801.0, "iv": 2.8942, "open_interest": 1.0, "volume": 0.0, "delta": 0.3113, "gamma": 0.242, "vega": 0.0063, "theta": -0.003, "rho": 0.0022, "theo": 0.2365, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "down", "last_trade_price": 0.28, "last_trade_time": "2026-10-13T13:20:38", "percent_change": 0.0, "prev_day_close": 1.64999997615814}, {"option": "TLSI270115P00005000", "bid": 0.0, "bid_size": 0.0, "ask": 4.5, "ask_size": 235.0, "iv": 1.9274, "open_interest": 0.0, "volume": 0.0, "delta": -0.7272, "gamma": 0.2588, "vega": 0.0058, "theta": -0.0029, "rho": -0.0057, "theo": 1.5019, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.29999995231628}, {"option": "TLSI270115C00007500", "bid": 0.0, "bid_size": 0.0, "ask": 3.1, "ask_size": 944.0, "iv": 3.2732, "open_interest": 0.0, "volume": 0.0, "delta": 0.1874, "gamma": 0.1274, "vega": 0.0047, "theta": -0.0033, "rho": 0.0012, "theo": 0.1649, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 1.54999995231628}, {"option": "TLSI270115P00007500", "bid": 1.5, "bid_size": 227.0, "ask": 6.3, "ask_size": 235.0, "iv": 1.1109, "open_interest": 0.0, "volume": 0.0, "delta": -0.8534, "gamma": 0.1404, "vega": 0.004, "theta": -0.0026, "rho": -0.0069, "theo": 3.9312, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 3.95000004768372}, {"option": "TLSI270416C00002500", "bid": 0.0, "bid_size": 0.0, "ask": 4.9, "ask_size": 1.0, "iv": 2.2672, "open_interest": 0.0, "volume": 0.0, "delta": 0.8667, "gamma": 0.1151, "vega": 0.0062, "theta": -0.0012, "rho": 0.008, "theo": 1.5155, "change": 0.0, "open": 0.0, "high": 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": "TLSI270416P00002500", "bid": 0.0, "bid_size": 0.0, "ask": 4.1, "ask_size": 1860.0, "iv": 4.2979, "open_interest": 0.0, "volume": 0.0, "delta": -0.1597, "gamma": 0.1176, "vega": 0.0062, "theta": -0.0014, "rho": -0.0034, "theo": 0.2321, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.09999990463257}, {"option": "TLSI270416C00005000", "bid": 0.0, "bid_size": 0.0, "ask": 4.3, "ask_size": 1397.0, "iv": 2.5699, "open_interest": 0.0, "volume": 0.0, "delta": 0.3942, "gamma": 0.2159, "vega": 0.0099, "theta": -0.002, "rho": 0.0051, "theo": 0.3817, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.15000009536743}, {"option": "TLSI270416P00005000", "bid": 0.3, "bid_size": 462.0, "ask": 5.0, "ask_size": 826.0, "iv": 1.7875, "open_interest": 0.0, "volume": 0.0, "delta": -0.6584, "gamma": 0.2379, "vega": 0.0093, "theta": -0.002, "rho": -0.0111, "theo": 1.5831, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.85000005364418}, {"option": "TLSI270416C00007500", "bid": 0.0, "bid_size": 0.0, "ask": 4.0, "ask_size": 1320.0, "iv": 2.7391, "open_interest": 0.0, "volume": 0.0, "delta": 0.2577, "gamma": 0.1332, "vega": 0.0082, "theta": -0.0022, "rho": 0.0032, "theo": 0.2728, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 2.04999995231628}, {"option": "TLSI270416P00007500", "bid": 1.5, "bid_size": 27.0, "ask": 6.3, "ask_size": 233.0, "iv": 0.8412, "open_interest": 0.0, "volume": 0.0, "delta": -0.804, "gamma": 0.1539, "vega": 0.0069, "theta": -0.0021, "rho": -0.0135, "theo": 3.9704, "change": 0.0, "open": 0.0, "high": 0.0, "low": 0.0, "tick": "no_change", "last_trade_price": 0.0, "last_trade_time": null, "percent_change": 0.0, "prev_day_close": 3.95000004768372}], "symbol": "TLSI", "security_type": "stock", "exchange_id": 2, "current_price": 3.7081, "price_change": -0.01, "price_change_percent": -0.2725, "bid": 3.6, "ask": 3.75, "bid_size": 200, "ask_size": 100, "open": 3.64, "high": 3.76, "low": 3.63, "close": 3.66, "prev_day_close": 3.67, "volume": 95065, "iv30": 73.879, "iv30_change": 0.0, "iv30_change_percent": 0.0, "seqno": 37150436084, "last_trade_time": "2026-10-22T15:59:52", "tick": "up"}, "symbol": "TLSI"}