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COST20260821P840
COST Aug 21 2026 840.00 Put (COST260821P00840000)
option OPRA

EOD

Jul 23, 2026

2.25+7.143%(+0.15)16

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	2.3000	3.2500	2.2500	2.2500	+7.143%	16	1,303	0.000%
2026-07-22	1.9800	2.3400	1.9800	2.1000	+2.439%	44	1,289	+7.143%
2026-07-21	2.3700	2.3700	2.0000	2.0500	0.000%	19	1,286	+9.756%
2026-07-20	1.7000	2.0500	1.7000	2.0500	-1.914%	63	1,279	+9.756%
2026-07-17	1.5100	2.1900	1.0500	2.0900	+17.416%	102	1,240	+7.656%
2026-07-16	2.8200	2.8200	1.7600	1.7800	-55.276%	56	1,238	+26.404%
2026-07-15	3.7000	4.1800	2.9800	3.9800	+13.068%	31	1,263	-43.467%
2026-07-14	3.0000	3.8500	2.9800	3.5200	+19.322%	70	1,272	-36.080%
2026-07-13	3.7900	3.7900	2.9500	2.9500	-34.444%	32	1,255	-23.729%
2026-07-10	5.5300	5.5500	4.4500	4.5000	-12.451%	32	1,263	-50.000%
2026-07-09	4.8000	6.3000	4.3100	5.1400	+121.552%	93	1,253	-56.226%
2026-07-08	2.6200	2.6200	2.2000	2.3200	-21.088%	7	1,215	-3.017%
2026-07-07	2.9400	2.9400	2.9400	2.9400	+36.744%	1	1,221	-23.469%
2026-07-06	3.1600	3.1600	2.1500	2.1500	-9.283%	17	1,221	+4.651%
2026-07-02	3.6000	4.0500	2.3700	2.3700	-52.600%	417	815	-5.063%
2026-07-01	4.4800	5.0000	3.8300	5.0000	+87.970%	25	815	-55.000%
2026-06-29	2.8900	4.0500	2.6600	2.6600	-16.875%	117	820	-15.414%
2026-06-26	3.0500	3.4000	3.0500	3.2000	-16.883%	11	817	-29.688%
2026-06-25	4.1500	4.2500	3.8500	3.8500	+20.313%	206	820	-41.558%
2026-06-24	3.2000	3.2000	3.2000	3.2000	-7.246%	1	845	-29.688%
2026-06-23	3.3800	3.4500	3.3800	3.4500	-10.390%	4	845	-34.783%
2026-06-22	4.0200	4.0500	3.7500	3.8500	-10.047%	6	847	-41.558%
2026-06-18	4.1100	4.3000	4.1100	4.2800	+22.286%	63	777	-47.430%
2026-06-17	2.7500	3.5000	2.7500	3.5000	+25.000%	34	777	-35.714%
2026-06-16	2.8000	2.8000	2.8000	2.8000	+11.111%	1	777	-19.643%
2026-06-15	3.1000	3.1000	2.2600	2.5200	-37.778%	402	777	-10.714%
2026-06-11	4.0500	4.0500	4.0500	4.0500	-25.688%	1	456	-44.444%
2026-06-09	5.6600	5.6600	4.9500	5.4500	+0.926%	55	457	-58.716%
2026-06-08	5.4000	5.4000	5.4000	5.4000	+12.500%	1	465	-58.333%
2026-06-05	3.8600	4.8700	3.8600	4.8000	+7.865%	30	464	-53.125%
2026-06-04	4.4000	4.5500	4.4000	4.4500	-30.469%	203	492	-49.438%
2026-06-03	6.4000	6.4000	6.4000	6.4000	-5.185%	1	425	-64.844%
2026-06-02	7.5000	8.2500	6.7500	6.7500	-15.625%	365	425	-66.667%
2026-06-01	7.1600	8.2000	7.1600	8.0000	+15.942%	5	174	-71.875%
2026-05-29	6.1000	8.5000	5.3600	6.9000	+46.809%	43	170	-67.391%
2026-05-28	4.7000	4.7000	4.7000	4.7000	-14.077%	10	138	-52.128%
2026-05-26	5.5000	5.5000	5.3000	5.4700	+38.481%	4	128	-58.867%
2026-05-22	3.9000	3.9500	3.9000	3.9500	+46.296%	2	125	-43.038%
2026-05-19	2.9400	2.9500	2.7000	2.7000	-15.625%	6	125	-16.667%
2026-05-18	3.4300	3.4300	3.0300	3.2000	-33.333%	32	132	-29.688%
2026-05-13	4.8000	4.8000	4.8000	4.8000	-10.946%	8	132	-53.125%
2026-05-12	4.9500	5.3900	4.9200	5.3900	+0.748%	7	123	-58.256%
2026-05-08	5.3500	5.3500	5.3500	5.3500	-2.727%	1	123	-57.944%
2026-05-07	5.5000	5.5000	5.5000	5.5000	-27.536%	1	122	-59.091%
2026-04-21	7.5900	7.5900	7.5900	7.5900	-24.100%	3	121	-70.356%
2026-04-15	10.0000	10.0000	10.0000	10.0000	-8.676%	1	121	-77.500%
2026-04-14	10.8700	10.9500	10.8700	10.9500	+42.208%	6	120	-79.452%
2026-04-10	7.7000	7.7000	7.7000	7.7000	-34.746%	1	115	-70.779%
2026-03-18	11.8000	11.8000	11.8000	11.8000	-26.708%	1	115	-80.932%
2026-02-26	14.9500	16.1000	14.8000	16.1000	+8.272%	3	115	-86.025%
2026-02-25	14.8700	14.8700	14.8700	14.8700	-7.063%	2	117	-84.869%
2026-02-23	16.5000	16.8000	16.0000	16.0000	+15.942%	12	117	-85.938%
2026-02-13	13.8500	14.2000	13.6500	13.8000	-29.049%	18	116	-83.696%
2026-01-28	19.6000	19.6000	19.4500	19.4500	+13.411%	2	116	-88.432%
2026-01-26	16.9000	17.1500	16.8000	17.1500	-6.540%	3	116	-86.880%
2026-01-22	18.7500	18.8000	18.3500	18.3500	-6.138%	4	116	-87.738%
2026-01-21	20.4000	20.4000	19.4500	19.5500	-6.905%	5	116	-88.491%
2026-01-20	22.8100	22.8100	21.0000	21.0000	-2.326%	3	120	-89.286%
2026-01-16	21.9500	22.2000	21.5000	21.5000	-1.240%	16	116	-89.535%
2026-01-15	21.7700	21.7700	21.7700	21.7700	-12.885%	1	116	-89.665%
2026-01-14	24.8500	24.9900	24.8500	24.9900	-1.575%	2	115	-90.996%
2026-01-13	25.6000	25.6000	25.3900	25.3900	+4.271%	3	115	-91.138%
2026-01-12	25.2500	25.2500	24.3500	24.3500	-10.478%	3	114	-90.760%
2026-01-09	28.5000	28.7500	27.2000	27.2000	-6.207%	46	114	-91.728%
2026-01-08	27.6500	29.1000	27.6500	29.0000	-34.240%	106	114	-92.241%
2025-12-30	44.0500	44.1000	44.0500	44.1000	+1.031%	2	114	-94.898%
2025-12-29	43.6500	43.6500	43.6500	43.6500	-16.651%	2	114	-94.845%
2025-12-16	52.3700	52.3700	52.3700	52.3700	+5.097%	8	114	-95.704%
2025-12-15	44.1600	49.8300	44.1600	49.8300	+12.129%	9	122	-95.485%
2025-12-08	44.4400	44.4400	44.4400	44.4400	+8.100%	1	113	-94.937%
2025-12-04	41.1100	41.1100	41.1100	41.1100	+21.627%	2	112	-94.527%
2025-12-03	34.2000	34.2000	33.6500	33.8000	-24.889%	88	112	-93.343%
2025-11-18	43.0000	45.0000	43.0000	45.0000	+9.756%	6	30	-95.000%
2025-11-17	41.0000	41.0000	41.0000	41.0000	+1.990%	1	24	-94.512%
2025-11-10	40.0000	40.2000	40.0000	40.2000	+0.500%	2	23	-94.403%
2025-11-06	40.0000	40.0000	40.0000	40.0000	0.000%	2	21	-94.375%
2025-11-03	40.4000	40.4000	40.0000	40.0000	+2.564%	2	17	-94.375%
2025-10-31	39.0000	39.0000	39.0000	39.0000	+2.632%	1	17	-94.231%
2025-10-30	38.0000	38.0000	38.0000	38.0000	0.000%	1	16	-94.079%
2025-10-29	38.0000	38.0000	38.0000	38.0000	+5.556%	2	16	-94.079%
2025-10-28	36.0000	36.0000	36.0000	36.0000	+2.857%	1	15	-93.750%
2025-10-27	35.0000	35.0000	35.0000	35.0000	+0.287%	3	14	-93.571%
2025-10-20	34.3500	34.9000	34.3500	34.9000	+10.164%	2	14	-93.553%
2025-10-14	33.0000	33.0000	31.6800	31.6800	-1.615%	7	13	-92.898%
2025-10-09	33.0000	33.0000	31.6000	32.2000	-19.359%	3	14	-93.012%
2025-10-06	39.9300	39.9300	39.9300	39.9300	+1.089%	7	13	-94.365%
2025-09-29	39.6500	39.6500	39.5000	39.5000	+6.183%	2	7	-94.304%
2025-09-26	37.2000	37.2000	37.2000	37.2000	+5.983%	1	6	-93.952%
2025-09-23	35.0900	35.2200	35.0400	35.1000	+18.782%	8	5	-93.590%
2025-09-12	28.8400	29.5500	28.8400	29.5500	0.000%	2	1	-92.386%