Dark

COST20260918P780
COST Sep 18 2026 780.00 Put (COST260918P00780000)
option OPRA

EOD

Sep 9, 2026

0.0500+400.000%(+0.0400)10

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-09	0.1300	0.1300	0.0500	0.0500	+400.000%	10	313	0.000%
2026-09-08	0.1600	0.1600	0.0100	0.0100	-75.000%	7	311	+400.000%
2026-09-04	0.0500	0.0500	0.0400	0.0400	-80.952%	11	300	+25.000%
2026-08-31	0.2100	0.2100	0.2100	0.2100	+16.667%	4	300	-76.190%
2026-08-28	0.1900	0.2100	0.1700	0.1800	+50.000%	83	302	-72.222%
2026-08-27	0.0800	0.4000	0.0400	0.1200	+9.091%	129	324	-58.333%
2026-08-26	0.1900	0.1900	0.0900	0.1100	-45.000%	84	291	-54.545%
2026-08-24	0.2000	0.2000	0.2000	0.2000	-33.333%	2	301	-75.000%
2026-08-20	0.3000	0.3000	0.3000	0.3000	+150.000%	1	301	-83.333%
2026-08-19	0.1200	0.1200	0.1200	0.1200	+20.000%	1	301	-58.333%
2026-08-18	0.2100	0.2400	0.1000	0.1000	-16.667%	24	302	-50.000%
2026-08-14	0.1100	0.1400	0.1100	0.1200	-40.000%	11	297	-58.333%
2026-08-13	0.2000	0.2000	0.2000	0.2000	-70.149%	1	295	-75.000%
2026-08-12	0.8500	0.8500	0.6700	0.6700	+168.000%	12	296	-92.537%
2026-08-11	0.2500	0.2500	0.2500	0.2500	0.000%	2	296	-80.000%
2026-08-10	0.2500	0.2500	0.2500	0.2500	-59.677%	58	296	-80.000%
2026-08-06	0.5400	0.6200	0.5400	0.6200	+6.897%	3	296	-91.935%
2026-08-05	0.5800	0.5800	0.5800	0.5800	-35.556%	1	297	-91.379%
2026-08-03	0.7700	0.9100	0.7700	0.9000	+11.111%	3	296	-94.444%
2026-07-30	1.6100	1.6100	0.6900	0.8100	+15.714%	69	298	-93.827%
2026-07-29	0.6600	0.8000	0.6400	0.7000	+7.692%	38	296	-92.857%
2026-07-28	1.0800	1.0800	0.6000	0.6500	-30.108%	141	298	-92.308%
2026-07-27	1.1500	1.1500	0.9300	0.9300	-30.075%	2	208	-94.624%
2026-07-24	1.3300	1.3300	1.3300	1.3300	-1.481%	2	209	-96.241%
2026-07-22	1.3500	1.3500	1.3500	1.3500	-10.000%	2	207	-96.296%
2026-07-21	1.5000	1.5000	1.5000	1.5000	+20.000%	1	207	-96.667%
2026-07-20	1.2500	1.2500	1.2500	1.2500	+7.759%	8	206	-96.000%
2026-07-17	1.1600	1.1600	1.1600	1.1600	-42.857%	4	200	-95.690%
2026-07-15	2.2400	2.2400	2.0300	2.0300	-8.969%	3	196	-97.537%
2026-07-14	2.3600	2.3600	2.2300	2.2300	+6.699%	3	196	-97.758%
2026-07-13	2.3900	2.3900	2.0900	2.0900	-19.615%	3	195	-97.608%
2026-07-10	2.6000	2.6000	2.6000	2.6000	-11.565%	1	193	-98.077%
2026-07-09	2.9400	2.9400	2.9400	2.9400	+50.000%	1	192	-98.299%
2026-07-08	1.9700	1.9700	1.9600	1.9600	+2.618%	2	192	-97.449%
2026-07-07	1.9100	1.9100	1.9100	1.9100	+8.523%	5	191	-97.382%
2026-07-06	1.7600	1.7600	1.7600	1.7600	-24.786%	1	191	-97.159%
2026-07-02	2.3400	2.3400	2.3400	2.3400	-9.302%	2	189	-97.863%
2026-07-01	2.5800	2.5800	2.5800	2.5800	+7.950%	1	189	-98.062%
2026-06-30	2.4000	2.4300	2.3900	2.3900	+20.101%	5	188	-97.908%
2026-06-24	1.9900	1.9900	1.9900	1.9900	-20.400%	1	186	-97.487%
2026-06-23	2.5000	2.5000	2.5000	2.5000	-6.015%	1	186	-98.000%
2026-06-18	2.5200	2.6600	2.5200	2.6600	+31.034%	2	187	-98.120%
2026-06-17	1.9700	2.2000	1.9500	2.0300	-3.333%	5	187	-97.537%
2026-06-15	2.7500	2.7500	2.1000	2.1000	-25.000%	13	187	-97.619%
2026-06-12	2.8000	2.8000	2.8000	2.8000	+1.449%	1	181	-98.214%
2026-06-11	3.0000	3.0000	2.7600	2.7600	-18.824%	3	181	-98.188%
2026-06-09	3.4000	3.4000	3.4000	3.4000	+3.030%	1	182	-98.529%
2026-06-05	2.8900	3.3000	2.8900	3.3000	-2.941%	2	183	-98.485%
2026-06-04	3.2000	3.4000	3.0500	3.4000	-13.924%	21	183	-98.529%
2026-06-03	4.2500	4.2500	3.8500	3.9500	-17.708%	4	170	-98.734%
2026-06-02	4.8000	4.8000	4.8000	4.8000	+1.695%	1	168	-98.958%
2026-06-01	4.2600	4.7200	4.2600	4.7200	+10.798%	4	168	-98.941%
2026-05-29	4.9000	4.9000	4.2600	4.2600	+26.036%	18	167	-98.826%
2026-05-28	3.0200	3.7000	3.0200	3.3800	-6.371%	13	153	-98.521%
2026-05-27	3.6800	3.7000	3.6100	3.6100	+28.470%	15	152	-98.615%
2026-05-21	2.8100	2.8100	2.8100	2.8100	+11.508%	3	152	-98.221%
2026-05-20	2.2700	2.5200	2.1800	2.5200	-11.268%	21	152	-98.016%
2026-05-18	2.8400	2.8400	2.8400	2.8400	+1.792%	1	154	-98.239%
2026-05-15	2.7900	2.7900	2.7900	2.7900	-20.739%	1	154	-98.208%
2026-05-14	3.5200	3.5200	3.5200	3.5200	-3.030%	1	155	-98.580%
2026-05-11	3.6300	3.6300	3.6300	3.6300	-1.359%	1	156	-98.623%
2026-05-07	3.6800	3.6800	3.6800	3.6800	-0.809%	1	155	-98.641%
2026-05-06	3.7100	3.7100	3.7100	3.7100	-7.250%	2	154	-98.652%
2026-05-04	4.1000	4.1000	3.7800	4.0000	-0.990%	9	152	-98.750%
2026-05-01	4.0400	4.0400	4.0400	4.0400	-13.305%	1	153	-98.762%
2026-04-30	4.6600	4.6600	4.6600	4.6600	-20.883%	1	153	-98.927%
2026-04-16	5.8900	5.8900	5.8900	5.8900	-1.833%	21	152	-99.151%
2026-04-15	6.2400	6.2400	6.0000	6.0000	-11.111%	2	170	-99.167%
2026-04-14	6.9900	6.9900	6.7500	6.7500	+17.596%	21	169	-99.259%
2026-04-13	5.7400	5.7400	5.7400	5.7400	-4.333%	1	148	-99.129%
2026-04-08	7.3300	7.3300	5.9500	6.0000	-14.286%	7	147	-99.167%
2026-04-07	6.6000	7.1000	6.1000	7.0000	-9.091%	81	148	-99.286%
2026-04-02	7.6500	7.7000	7.6500	7.7000	-25.243%	2	111	-99.351%
2026-03-27	9.7000	10.3000	9.7000	10.3000	+15.730%	5	111	-99.515%
2026-03-26	9.4000	9.4000	8.9000	8.9000	-11.000%	19	108	-99.438%
2026-03-25	10.0000	10.0000	10.0000	10.0000	-2.913%	1	106	-99.500%
2026-03-20	9.5500	10.3000	9.5500	10.3000	+18.664%	5	106	-99.515%
2026-03-09	8.6800	8.6800	8.6800	8.6800	-9.583%	1	106	-99.424%
2026-03-06	9.8000	9.8000	9.6000	9.6000	+5.495%	3	106	-99.479%
2026-02-27	9.2000	9.2000	9.1000	9.1000	-9.901%	7	106	-99.451%
2026-02-24	10.2400	10.2400	10.1000	10.1000	-8.182%	3	106	-99.505%
2026-02-20	7.0000	11.0500	7.0000	11.0000	+11.111%	8	109	-99.545%
2026-02-18	9.8500	9.9000	9.8500	9.9000	0.000%	2	106	-99.495%
2026-02-13	9.7500	9.9000	9.7500	9.9000	-2.750%	4	107	-99.495%
2026-02-12	10.2000	10.2000	10.1800	10.1800	-9.269%	7	107	-99.509%
2026-02-11	11.2200	11.2200	11.2200	11.2200	+1.355%	1	109	-99.554%
2026-02-10	11.0700	11.0700	11.0700	11.0700	+13.889%	1	109	-99.548%
2026-02-09	9.7200	9.7200	9.7200	9.7200	-7.340%	2	108	-99.486%
2026-02-06	11.1000	11.1000	10.4900	10.4900	-17.075%	3	109	-99.523%
2026-01-29	12.6500	12.6500	12.6500	12.6500	+7.203%	1	109	-99.605%
2026-01-28	11.4000	11.8000	11.4000	11.8000	+9.259%	2	108	-99.576%
2026-01-26	10.8000	10.8000	10.8000	10.8000	-0.917%	1	108	-99.537%
2026-01-23	10.9000	10.9000	10.9000	10.9000	-4.386%	1	109	-99.541%
2026-01-22	11.4000	11.4000	11.4000	11.4000	-35.411%	1	108	-99.561%
2026-01-09	16.9000	17.6500	16.7600	17.6500	-35.395%	80	107	-99.717%
2025-12-30	27.3200	27.3200	27.3200	27.3200	-8.598%	2	77	-99.817%
2025-12-19	29.8900	29.8900	29.8900	29.8900	-3.581%	5	76	-99.833%
2025-12-18	31.0000	31.0000	31.0000	31.0000	-3.125%	1	76	-99.839%
2025-12-15	32.0000	32.0000	32.0000	32.0000	+7.023%	1	76	-99.844%
2025-12-12	29.9000	29.9000	29.9000	29.9000	+0.673%	1	75	-99.833%
2025-12-10	28.7500	29.7000	28.4500	29.7000	+3.484%	7	74	-99.832%
2025-12-08	28.7000	28.7000	28.7000	28.7000	+14.343%	1	71	-99.826%
2025-12-05	25.1000	25.1000	25.1000	25.1000	+3.505%	5	70	-99.801%
2025-12-01	24.8500	24.8500	24.2500	24.2500	-9.074%	2	74	-99.794%
2025-11-17	26.3900	26.6700	26.3400	26.6700	+4.588%	4	75	-99.813%
2025-10-29	24.8000	25.6000	24.5400	25.5000	+9.914%	36	74	-99.804%
2025-10-27	23.2000	23.2000	23.2000	23.2000	+3.664%	1	71	-99.784%
2025-10-21	22.3800	22.3800	22.3800	22.3800	-5.169%	1	71	-99.777%
2025-10-10	22.1500	23.6000	22.1500	23.6000	+6.932%	2	71	-99.788%
2025-10-09	21.9000	22.0700	21.9000	22.0700	-12.939%	6	70	-99.773%
2025-10-08	25.3500	25.3500	25.3500	25.3500	-6.111%	1	73	-99.803%
2025-10-02	27.0000	27.0000	27.0000	27.0000	+0.260%	1	73	-99.815%
2025-09-29	26.9300	26.9300	26.9300	26.9300	+5.815%	1	73	-99.814%
2025-09-26	25.4500	25.4500	25.4500	25.4500	+2.414%	1	73	-99.804%
2025-09-25	23.9500	24.8500	23.9500	24.8500	+6.882%	11	73	-99.799%
2025-09-22	23.2500	23.2500	23.2500	23.2500	+1.528%	1	64	-99.785%
2025-09-19	22.9000	22.9000	22.9000	22.9000	+2.232%	1	64	-99.782%
2025-09-18	22.4000	22.4000	22.4000	22.4000	+11.443%	1	63	-99.777%
2025-09-10	20.1000	20.1000	20.1000	20.1000	-9.744%	5	62	-99.751%
2025-09-04	22.2700	22.2700	22.2700	22.2700	-10.562%	5	57	-99.775%
2025-09-02	25.0000	25.0000	24.9000	24.9000	+4.534%	3	56	-99.799%
2025-08-28	23.7000	23.8200	23.7000	23.8200	+0.295%	10	54	-99.790%
2025-08-25	23.7500	23.7500	23.7500	23.7500	+23.377%	1	53	-99.789%
2025-08-12	19.2500	19.2500	19.2500	19.2500	-6.326%	2	52	-99.740%
2025-08-11	20.5500	20.5500	20.5500	20.5500	-1.202%	1	52	-99.757%
2025-08-08	20.4500	20.8000	19.9500	20.8000	-19.536%	40	52	-99.760%
2025-08-05	25.8500	25.8500	25.8500	25.8500	+2.579%	1	28	-99.807%
2025-08-01	25.2000	25.2000	25.2000	25.2000	-10.954%	1	27	-99.802%
2025-07-30	28.3000	28.3000	28.3000	28.3000	+16.942%	1	27	-99.823%
2025-07-15	24.0000	24.2000	24.0000	24.2000	+1.468%	2	27	-99.793%
2025-07-14	23.8500	23.8500	23.8500	23.8500	0.000%	1	27	-99.790%
2025-07-11	23.8500	23.8500	23.8500	23.8500	+6.000%	1	26	-99.790%
2025-07-10	22.5000	22.5000	22.5000	22.5000	-1.532%	5	25	-99.778%
2025-07-08	22.8500	22.8500	22.8500	22.8500	-4.792%	1	20	-99.781%
2025-07-01	26.6600	26.6600	23.9500	24.0000	-6.796%	52	19	-99.792%
2025-06-12	25.7500	25.7500	25.7500	25.7500	0.000%	1	1	-99.806%