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COST20260918P830
COST Sep 18 2026 830.00 Put (COST260918P00830000)
option OPRA

EOD

Sep 10, 2026

0.15000.000%(0.0000)50

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-10	0.1400	0.1700	0.1000	0.1500	0.000%	50	233	0.000%
2026-09-09	0.4000	0.4000	0.1400	0.1500	-40.000%	108	223	0.000%
2026-09-08	0.1800	0.2900	0.1600	0.2500	+25.000%	32	215	-40.000%
2026-09-04	0.3700	0.3700	0.1600	0.2000	-33.333%	28	211	-25.000%
2026-09-03	0.3000	0.3000	0.3000	0.3000	-9.091%	2	211	-50.000%
2026-09-02	0.5900	0.5900	0.2100	0.3300	+57.143%	25	211	-54.545%
2026-09-01	0.1900	0.2100	0.1900	0.2100	0.000%	3	194	-28.571%
2026-08-31	0.2400	0.2400	0.1900	0.2100	+5.000%	4	193	-28.571%
2026-08-28	0.3100	0.3400	0.2000	0.2000	-25.926%	11	192	-25.000%
2026-08-27	0.4100	0.4100	0.2700	0.2700	-10.000%	6	192	-44.444%
2026-08-26	0.3000	0.3000	0.3000	0.3000	0.000%	1	191	-50.000%
2026-08-25	0.3100	0.3100	0.3000	0.3000	+15.385%	4	191	-50.000%
2026-08-24	0.3700	0.3700	0.2500	0.2600	-53.571%	6	194	-42.308%
2026-08-21	0.5500	0.6000	0.5200	0.5600	-34.118%	27	200	-73.214%
2026-08-20	0.8500	0.8500	0.8500	0.8500	+150.000%	1	183	-82.353%
2026-08-19	0.2500	0.3400	0.2500	0.3400	-22.727%	7	183	-55.882%
2026-08-18	0.3000	0.4400	0.3000	0.4400	+2.326%	5	184	-65.909%
2026-08-17	0.4600	0.4600	0.4300	0.4300	-6.522%	7	183	-65.116%
2026-08-14	0.7300	0.7300	0.4400	0.4600	-34.286%	17	185	-67.391%
2026-08-13	0.7000	0.7000	0.7000	0.7000	-12.500%	10	200	-78.571%
2026-08-12	1.1000	1.1000	0.7800	0.8000	-27.273%	16	203	-81.250%
2026-08-11	1.1500	1.1500	1.1000	1.1000	-10.569%	2	198	-86.364%
2026-08-10	1.2500	1.2500	1.2000	1.2300	-16.892%	3	196	-87.805%
2026-08-07	1.5400	1.5400	1.4800	1.4800	-22.513%	5	195	-89.865%
2026-08-06	1.6400	1.9100	1.6400	1.9100	-20.417%	6	194	-92.147%
2026-08-05	2.4600	2.6000	2.4000	2.4000	-4.000%	4	190	-93.750%
2026-08-04	2.6000	2.6000	2.5000	2.5000	+7.759%	3	188	-94.000%
2026-07-31	2.5500	2.5500	2.3200	2.3200	+11.005%	53	191	-93.534%
2026-07-30	2.0500	2.0900	2.0500	2.0900	+26.667%	2	165	-92.823%
2026-07-29	1.7100	1.7200	1.6500	1.6500	-8.840%	10	166	-90.909%
2026-07-28	1.6700	1.8100	1.6500	1.8100	-18.834%	3	159	-91.713%
2026-07-27	2.5000	2.5200	2.2300	2.2300	-31.385%	20	162	-93.274%
2026-07-24	4.4300	4.4300	3.2500	3.2500	-36.893%	6	164	-95.385%
2026-07-23	5.6500	5.6500	5.1500	5.1500	+6.186%	7	162	-97.087%
2026-07-22	4.4000	4.8500	4.4000	4.8500	+15.476%	24	156	-96.907%
2026-07-21	4.2000	4.2000	4.2000	4.2000	+16.667%	1	146	-96.429%
2026-07-20	3.6000	3.6000	3.6000	3.6000	-6.005%	2	145	-95.833%
2026-07-17	3.2100	3.8300	3.2100	3.8300	+2.681%	5	147	-96.084%
2026-07-16	5.0000	5.0000	3.7300	3.7300	-42.615%	12	150	-95.979%
2026-07-15	6.5000	6.5000	6.5000	6.5000	+5.691%	1	150	-97.692%
2026-07-14	5.8500	6.1500	5.8500	6.1500	+12.844%	3	149	-97.561%
2026-07-13	6.0000	6.0500	5.4500	5.4500	-32.298%	7	146	-97.248%
2026-07-09	5.9300	8.8000	5.9300	8.0500	+126.124%	28	146	-98.137%
2026-07-07	3.5600	3.5600	3.5600	3.5600	-24.576%	1	137	-95.787%
2026-07-02	4.9500	4.9500	4.7200	4.7200	-33.144%	2	135	-96.822%
2026-07-01	7.1500	7.1500	6.3900	7.0600	+33.208%	45	135	-97.875%
2026-06-24	5.3000	5.3000	5.3000	5.3000	+20.729%	1	96	-97.170%
2026-06-23	5.1500	5.1500	4.3900	4.3900	-24.957%	3	95	-96.583%
2026-06-22	5.9000	5.9000	5.8500	5.8500	-2.500%	2	97	-97.436%
2026-06-18	5.7000	6.0000	5.7000	6.0000	+15.385%	27	72	-97.500%
2026-06-17	4.1500	5.2000	4.1500	5.2000	+22.353%	18	72	-97.115%
2026-06-15	4.2500	4.2500	4.2500	4.2500	-19.811%	1	72	-96.471%
2026-06-12	6.1500	6.1500	5.3000	5.3000	-7.018%	23	72	-97.170%
2026-06-11	5.7000	5.7000	5.7000	5.7000	-5.000%	3	66	-97.368%
2026-06-05	6.0000	6.0000	6.0000	6.0000	-37.304%	1	65	-97.500%
2026-06-02	9.7500	9.7500	9.5700	9.5700	+6.333%	6	66	-98.433%
2026-06-01	9.1200	9.1700	9.0000	9.0000	-7.881%	12	70	-98.333%
2026-05-29	8.0000	10.1000	8.0000	9.7700	+118.080%	21	66	-98.465%
2026-05-21	4.4800	4.4800	4.4800	4.4800	+22.740%	1	53	-96.652%
2026-05-20	3.7200	3.7400	3.6100	3.6500	-50.676%	13	54	-95.890%
2026-05-06	7.4000	7.4000	7.4000	7.4000	-32.849%	2	46	-97.973%
2026-04-13	11.0200	11.0200	11.0200	11.0200	+28.889%	1	46	-98.639%
2026-04-10	8.5500	8.5500	8.5500	8.5500	-50.291%	1	46	-98.246%
2026-03-19	16.9200	17.2000	16.9200	17.2000	+23.386%	2	45	-99.128%
2026-03-18	13.6100	14.1400	13.1600	13.9400	-2.449%	10	44	-98.924%
2026-03-09	14.3000	14.3000	14.1500	14.2900	-4.606%	5	44	-98.950%
2026-02-27	14.8300	14.9800	14.8300	14.9800	-9.212%	4	44	-98.999%
2026-02-23	16.5000	16.5000	16.5000	16.5000	0.000%	3	42	-99.091%
2026-02-06	16.5000	16.5000	16.5000	16.5000	-8.688%	1	42	-99.091%
2026-02-04	18.0700	18.0700	18.0700	18.0700	-0.166%	1	42	-99.170%
2026-01-23	18.1000	18.1000	18.1000	18.1000	+1.117%	1	43	-99.171%
2026-01-21	17.9000	17.9000	17.9000	17.9000	-17.512%	1	42	-99.162%
2026-01-20	20.8000	21.7000	20.8000	21.7000	-22.693%	5	42	-99.309%
2026-01-09	28.1900	28.1900	28.0700	28.0700	+0.718%	2	42	-99.466%
2026-01-08	27.8700	27.8700	27.8700	27.8700	-37.665%	1	42	-99.462%
2026-01-02	44.7100	44.7100	44.7100	44.7100	+2.546%	1	42	-99.665%
2025-12-30	43.6000	43.6000	43.6000	43.6000	+2.806%	2	42	-99.656%
2025-12-29	42.4100	42.4100	42.4100	42.4100	+2.440%	2	40	-99.646%
2025-12-26	41.4000	41.4000	41.4000	41.4000	+3.655%	1	42	-99.638%
2025-12-24	39.9400	39.9400	39.9400	39.9400	-15.525%	1	40	-99.624%
2025-12-16	50.1000	50.1000	47.2800	47.2800	-3.902%	2	40	-99.683%
2025-12-15	46.5900	49.2000	46.5900	49.2000	+15.061%	8	40	-99.695%
2025-12-12	42.7600	42.7600	42.7600	42.7600	-2.151%	3	38	-99.649%
2025-12-11	43.7000	43.7000	43.7000	43.7000	-1.908%	1	35	-99.657%
2025-11-25	44.5500	44.5500	44.5500	44.5500	-1.872%	1	35	-99.663%
2025-11-21	45.4000	45.4000	45.4000	45.4000	+10.948%	1	35	-99.670%
2025-11-18	41.0000	41.1000	40.8500	40.9200	+7.092%	4	34	-99.633%
2025-11-17	38.2100	38.2100	38.2100	38.2100	-7.705%	1	33	-99.607%
2025-11-10	40.9500	41.4000	40.9500	41.4000	+14.365%	2	34	-99.638%
2025-11-07	36.2000	36.2000	36.2000	36.2000	-4.511%	1	32	-99.586%
2025-11-06	37.9800	38.0800	37.9100	37.9100	+9.725%	4	31	-99.604%
2025-11-04	34.5500	34.5500	34.5500	34.5500	-8.234%	1	30	-99.566%
2025-10-31	37.6500	37.6500	37.6500	37.6500	-2.081%	1	29	-99.602%
2025-10-29	38.4500	38.4500	38.4500	38.4500	+12.427%	1	28	-99.610%
2025-10-20	33.7000	34.6000	33.7000	34.2000	-2.979%	5	27	-99.561%
2025-10-17	36.4500	36.4500	35.2500	35.2500	-9.383%	3	28	-99.574%
2025-10-16	38.9000	38.9000	38.9000	38.9000	-0.256%	1	25	-99.614%
2025-10-02	39.0000	39.0000	39.0000	39.0000	+1.695%	1	24	-99.615%
2025-10-01	38.3500	38.3500	38.3500	38.3500	+2.953%	1	23	-99.609%
2025-09-30	37.2500	37.2500	37.2500	37.2500	+10.698%	1	22	-99.597%
2025-09-24	32.8500	33.6500	32.8500	33.6500	+15.875%	5	21	-99.554%
2025-09-15	29.0400	29.0400	29.0400	29.0400	-3.682%	1	21	-99.483%
2025-09-10	30.1000	30.1500	30.1000	30.1500	-12.735%	2	21	-99.502%
2025-09-03	34.5500	34.5500	34.5500	34.5500	+1.171%	1	21	-99.566%
2025-08-27	34.1500	34.1500	34.1500	34.1500	+13.079%	1	20	-99.561%
2025-08-18	27.2300	30.2000	27.2300	30.2000	+0.199%	20	20	-99.503%
2025-08-15	30.0000	30.1900	29.9500	30.1400	+8.809%	16	20	-99.502%
2025-08-12	28.8500	28.8500	27.7000	27.7000	-7.820%	2	17	-99.458%
2025-08-07	30.1000	30.1000	30.0500	30.0500	-19.329%	2	17	-99.501%
2025-07-31	37.2500	37.2500	37.2500	37.2500	-7.223%	8	15	-99.597%
2025-07-30	40.1500	40.1500	40.1500	40.1500	+5.381%	1	10	-99.626%
2025-07-29	38.1000	38.1000	38.1000	38.1000	+0.927%	1	10	-99.606%
2025-07-24	37.5500	37.7500	37.5500	37.7500	+6.188%	7	10	-99.603%
2025-06-27	35.5500	35.5500	35.5500	35.5500	-0.975%	2	3	-99.578%
2025-06-26	35.6500	35.9000	35.6500	35.9000	0.000%	2	1	-99.582%