Dark

COST20260821P910
COST Aug 21 2026 910.00 Put (COST260821P00910000)
option OPRA

EOD

Jul 23, 2026

15.49-0.705%(-0.11)75

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	18.3500	18.8800	15.4900	15.4900	-0.705%	75	336	0.000%
2026-07-22	15.8000	15.8000	15.1900	15.6000	+0.971%	6	333	-0.705%
2026-07-21	17.4000	17.4000	14.7100	15.4500	+6.920%	11	333	+0.259%
2026-07-20	13.2500	14.4500	11.1000	14.4500	+3.067%	35	325	+7.197%
2026-07-17	7.7200	14.6800	7.1600	14.0200	+20.966%	94	314	+10.485%
2026-07-16	16.3000	16.3000	11.5900	11.5900	-50.300%	34	303	+33.650%
2026-07-15	18.4700	23.3200	17.8000	23.3200	+12.386%	4	297	-33.576%
2026-07-14	17.3000	20.9600	17.3000	20.7500	+16.901%	12	295	-25.349%
2026-07-13	21.0400	21.4000	17.6300	17.7500	-19.865%	38	288	-12.732%
2026-07-10	25.3900	26.1000	22.1000	22.1500	-12.727%	47	269	-30.068%
2026-07-09	19.4800	28.0500	18.6200	25.3800	+112.207%	81	247	-38.968%
2026-07-08	12.1700	12.1700	9.8500	11.9600	-12.701%	13	226	+29.515%
2026-07-07	10.7100	14.1100	9.8000	13.7000	-3.180%	24	223	+13.066%
2026-07-06	14.2000	15.4600	14.1300	14.1500	+3.663%	25	222	+9.470%
2026-07-02	15.4000	15.8500	13.6500	13.6500	-38.871%	16	209	+13.480%
2026-07-01	19.0700	23.1200	19.0700	22.3300	+25.803%	8	209	-30.631%
2026-06-30	14.5900	17.7500	14.5900	17.7500	+18.333%	26	206	-12.732%
2026-06-29	12.0600	16.1500	11.1500	15.0000	-3.475%	11	206	+3.267%
2026-06-26	13.7100	16.2200	12.2000	15.5400	+2.914%	23	208	-0.322%
2026-06-25	14.8700	18.0200	14.8700	15.1000	+26.043%	40	199	+2.583%
2026-06-24	12.0600	12.8500	11.9500	11.9800	-9.653%	32	179	+29.299%
2026-06-23	13.6500	13.8500	12.3300	13.2600	-13.220%	16	168	+16.817%
2026-06-22	17.5500	17.5500	15.2800	15.2800	-2.177%	4	162	+1.374%
2026-06-18	15.8800	15.8800	15.5500	15.6200	+17.444%	19	138	-0.832%
2026-06-17	10.8000	14.1000	10.6100	13.3000	+33.668%	37	138	+16.466%
2026-06-16	10.5700	11.0900	9.3000	9.9500	-14.150%	6	138	+55.678%
2026-06-15	12.8100	12.8100	11.5000	11.5900	-10.846%	8	138	+33.650%
2026-06-12	13.8400	13.8400	13.0000	13.0000	-2.622%	2	136	+19.154%
2026-06-11	13.3500	13.3500	13.3500	13.3500	-1.476%	1	135	+16.030%
2026-06-10	15.5500	15.5500	13.5500	13.5500	-12.298%	12	134	+14.317%
2026-06-09	16.1000	16.2500	15.4500	15.4500	-1.780%	17	130	+0.259%
2026-06-08	15.7300	15.7300	15.7300	15.7300	+1.812%	3	118	-1.526%
2026-06-04	15.4500	15.4500	15.4500	15.4500	-14.735%	10	115	+0.259%
2026-06-03	18.2200	18.4700	18.1200	18.1200	-23.673%	12	110	-14.514%
2026-06-02	23.7400	23.7400	23.7400	23.7400	-3.102%	1	119	-34.751%
2026-06-01	21.8100	25.0200	21.8100	24.5000	+14.862%	6	118	-36.776%
2026-05-29	22.9000	24.4500	20.8200	21.3300	+47.103%	31	117	-27.379%
2026-05-26	14.7000	14.7000	14.5000	14.5000	+42.157%	4	92	+6.828%
2026-05-22	10.0000	10.2000	10.0000	10.2000	+11.475%	4	90	+51.863%
2026-05-21	9.1500	9.1500	9.1500	9.1500	+37.594%	1	90	+69.290%
2026-05-20	6.2500	6.6500	6.2500	6.6500	-13.972%	5	90	+132.932%
2026-05-18	7.9900	7.9900	7.7300	7.7300	-9.379%	4	86	+100.388%
2026-05-15	9.0600	9.0600	8.5300	8.5300	-28.380%	3	86	+81.594%
2026-05-13	12.3400	12.3400	11.5100	11.9100	-0.833%	16	85	+30.059%
2026-05-12	12.0100	12.0100	12.0100	12.0100	-24.227%	5	85	+28.976%
2026-05-11	15.0000	15.8500	14.9200	15.8500	+10.839%	21	85	-2.271%
2026-05-07	14.3000	14.3000	14.3000	14.3000	+6.478%	1	80	+8.322%
2026-05-05	13.4300	13.4300	13.4300	13.4300	-23.909%	1	79	+15.339%
2026-04-28	17.6500	17.6500	17.6500	17.6500	+13.871%	1	79	-12.238%
2026-04-24	15.3500	15.5000	15.3500	15.5000	-9.621%	3	80	-0.065%
2026-04-22	17.1500	17.1500	17.1500	17.1500	+2.083%	15	79	-9.679%
2026-04-21	16.8000	16.8000	16.8000	16.8000	+4.869%	12	64	-7.798%
2026-04-20	16.1500	16.3000	16.0000	16.0200	-6.589%	28	52	-3.308%
2026-04-17	19.2500	19.2500	17.1500	17.1500	-14.464%	3	41	-9.679%
2026-04-16	20.0500	20.0500	20.0500	20.0500	-5.201%	1	42	-22.743%
2026-04-15	23.6500	23.6500	21.1500	21.1500	-7.843%	2	43	-26.761%
2026-04-14	22.9500	22.9500	22.9500	22.9500	+58.934%	1	45	-32.505%
2026-04-09	14.4400	14.4400	14.4400	14.4400	-44.885%	10	45	+7.271%
2026-03-31	27.5000	27.5000	26.2000	26.2000	-8.392%	7	45	-40.878%
2026-03-25	29.1000	29.1000	28.6000	28.6000	-11.180%	5	42	-45.839%
2026-03-23	30.5000	32.2000	30.5000	32.2000	+5.747%	4	43	-51.894%
2026-03-20	30.4500	30.4500	30.4500	30.4500	+10.526%	2	40	-49.130%
2026-03-11	27.5500	27.5500	27.5500	27.5500	+5.556%	1	38	-43.775%
2026-03-09	30.3500	30.6500	26.1000	26.1000	-8.901%	8	37	-40.651%
2026-03-06	29.0400	29.3800	28.6500	28.6500	+1.058%	5	30	-45.934%
2026-03-03	27.2000	28.3500	26.9500	28.3500	-0.874%	4	29	-45.362%
2026-02-27	29.2000	29.2000	28.6000	28.6000	-4.825%	3	25	-45.839%
2026-02-26	28.5500	30.0500	28.5500	30.0500	+2.911%	5	24	-48.453%
2026-02-25	29.3500	29.4500	29.2000	29.2000	-2.013%	4	16	-46.952%
2026-02-19	29.9500	29.9500	29.8000	29.8000	+2.582%	3	16	-48.020%
2026-02-13	29.0000	29.0500	29.0000	29.0500	-8.070%	3	10	-46.678%
2026-02-10	31.6000	31.6000	31.6000	31.6000	+4.636%	1	10	-50.981%
2026-02-09	30.2000	30.2000	30.2000	30.2000	-4.127%	1	10	-48.709%
2026-02-05	31.5000	31.5000	31.5000	31.5000	-39.236%	1	9	-50.825%
2026-01-09	54.4000	54.4000	51.8400	51.8400	-5.229%	2	9	-70.120%
2026-01-08	54.8200	54.8200	54.7000	54.7000	-23.710%	6	9	-71.682%
2026-01-07	71.7000	71.7000	71.7000	71.7000	-17.586%	1	12	-78.396%
2025-12-16	87.0000	87.0000	87.0000	87.0000	+13.429%	1	12	-82.195%
2025-12-12	76.7000	76.7000	76.7000	76.7000	-1.540%	3	11	-79.804%
2025-12-10	77.4500	77.9000	77.4500	77.9000	+9.672%	2	8	-80.116%
2025-12-04	71.0100	71.0300	71.0100	71.0300	+7.556%	2	9	-78.192%
2025-11-11	66.0400	66.0400	66.0400	66.0400	+4.809%	1	6	-76.545%
2025-11-07	63.0100	63.0100	63.0100	63.0100	-3.433%	3	6	-75.417%
2025-10-31	65.6800	65.6800	65.2500	65.2500	+6.548%	2	9	-76.261%
2025-10-28	61.2400	61.2400	61.2400	61.2400	+4.773%	1	7	-74.706%
2025-10-20	58.4500	58.4500	58.4500	58.4500	+6.758%	1	7	-73.499%
2025-10-14	56.4000	56.4000	54.7500	54.7500	+2.720%	4	7	-71.708%
2025-10-09	55.1400	55.1400	53.3000	53.3000	-17.810%	3	5	-70.938%
2025-10-07	64.0000	64.8500	64.0000	64.8500	-2.701%	2	8	-76.114%
2025-09-29	66.6500	66.6500	66.6500	66.6500	+33.300%	2	6	-76.759%
2025-09-15	50.0000	50.0000	50.0000	50.0000	+0.100%	1	4	-69.020%
2025-09-08	49.9500	49.9500	49.9500	49.9500	-4.766%	1	3	-68.989%
2025-09-04	52.4500	52.4500	52.4500	52.4500	-9.099%	1	2	-70.467%
2025-09-02	57.7000	57.7000	57.7000	57.7000	0.000%	1	1	-73.154%