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

EOD

Jul 23, 2026

5.15+6.186%(+0.30)7

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	5.6500	5.6500	5.1500	5.1500	+6.186%	7	162	0.000%
2026-07-22	4.4000	4.8500	4.4000	4.8500	+15.476%	24	156	+6.186%
2026-07-21	4.2000	4.2000	4.2000	4.2000	+16.667%	1	146	+22.619%
2026-07-20	3.6000	3.6000	3.6000	3.6000	-6.005%	2	145	+43.056%
2026-07-17	3.2100	3.8300	3.2100	3.8300	+2.681%	5	147	+34.465%
2026-07-16	5.0000	5.0000	3.7300	3.7300	-42.615%	12	150	+38.070%
2026-07-15	6.5000	6.5000	6.5000	6.5000	+5.691%	1	150	-20.769%
2026-07-14	5.8500	6.1500	5.8500	6.1500	+12.844%	3	149	-16.260%
2026-07-13	6.0000	6.0500	5.4500	5.4500	-32.298%	7	146	-5.505%
2026-07-09	5.9300	8.8000	5.9300	8.0500	+126.124%	28	146	-36.025%
2026-07-07	3.5600	3.5600	3.5600	3.5600	-24.576%	1	137	+44.663%
2026-07-02	4.9500	4.9500	4.7200	4.7200	-33.144%	2	135	+9.110%
2026-07-01	7.1500	7.1500	6.3900	7.0600	+33.208%	45	135	-27.054%
2026-06-24	5.3000	5.3000	5.3000	5.3000	+20.729%	1	96	-2.830%
2026-06-23	5.1500	5.1500	4.3900	4.3900	-24.957%	3	95	+17.312%
2026-06-22	5.9000	5.9000	5.8500	5.8500	-2.500%	2	97	-11.966%
2026-06-18	5.7000	6.0000	5.7000	6.0000	+15.385%	27	72	-14.167%
2026-06-17	4.1500	5.2000	4.1500	5.2000	+22.353%	18	72	-0.962%
2026-06-15	4.2500	4.2500	4.2500	4.2500	-19.811%	1	72	+21.176%
2026-06-12	6.1500	6.1500	5.3000	5.3000	-7.018%	23	72	-2.830%
2026-06-11	5.7000	5.7000	5.7000	5.7000	-5.000%	3	66	-9.649%
2026-06-05	6.0000	6.0000	6.0000	6.0000	-37.304%	1	65	-14.167%
2026-06-02	9.7500	9.7500	9.5700	9.5700	+6.333%	6	66	-46.186%
2026-06-01	9.1200	9.1700	9.0000	9.0000	-7.881%	12	70	-42.778%
2026-05-29	8.0000	10.1000	8.0000	9.7700	+118.080%	21	66	-47.288%
2026-05-21	4.4800	4.4800	4.4800	4.4800	+22.740%	1	53	+14.955%
2026-05-20	3.7200	3.7400	3.6100	3.6500	-50.676%	13	54	+41.096%
2026-05-06	7.4000	7.4000	7.4000	7.4000	-32.849%	2	46	-30.405%
2026-04-13	11.0200	11.0200	11.0200	11.0200	+28.889%	1	46	-53.267%
2026-04-10	8.5500	8.5500	8.5500	8.5500	-50.291%	1	46	-39.766%
2026-03-19	16.9200	17.2000	16.9200	17.2000	+23.386%	2	45	-70.058%
2026-03-18	13.6100	14.1400	13.1600	13.9400	-2.449%	10	44	-63.056%
2026-03-09	14.3000	14.3000	14.1500	14.2900	-4.606%	5	44	-63.961%
2026-02-27	14.8300	14.9800	14.8300	14.9800	-9.212%	4	44	-65.621%
2026-02-23	16.5000	16.5000	16.5000	16.5000	0.000%	3	42	-68.788%
2026-02-06	16.5000	16.5000	16.5000	16.5000	-8.688%	1	42	-68.788%
2026-02-04	18.0700	18.0700	18.0700	18.0700	-0.166%	1	42	-71.500%
2026-01-23	18.1000	18.1000	18.1000	18.1000	+1.117%	1	43	-71.547%
2026-01-21	17.9000	17.9000	17.9000	17.9000	-17.512%	1	42	-71.229%
2026-01-20	20.8000	21.7000	20.8000	21.7000	-22.693%	5	42	-76.267%
2026-01-09	28.1900	28.1900	28.0700	28.0700	+0.718%	2	42	-81.653%
2026-01-08	27.8700	27.8700	27.8700	27.8700	-37.665%	1	42	-81.521%
2026-01-02	44.7100	44.7100	44.7100	44.7100	+2.546%	1	42	-88.481%
2025-12-30	43.6000	43.6000	43.6000	43.6000	+2.806%	2	42	-88.188%
2025-12-29	42.4100	42.4100	42.4100	42.4100	+2.440%	2	40	-87.857%
2025-12-26	41.4000	41.4000	41.4000	41.4000	+3.655%	1	42	-87.560%
2025-12-24	39.9400	39.9400	39.9400	39.9400	-15.525%	1	40	-87.106%
2025-12-16	50.1000	50.1000	47.2800	47.2800	-3.902%	2	40	-89.107%
2025-12-15	46.5900	49.2000	46.5900	49.2000	+15.061%	8	40	-89.533%
2025-12-12	42.7600	42.7600	42.7600	42.7600	-2.151%	3	38	-87.956%
2025-12-11	43.7000	43.7000	43.7000	43.7000	-1.908%	1	35	-88.215%
2025-11-25	44.5500	44.5500	44.5500	44.5500	-1.872%	1	35	-88.440%
2025-11-21	45.4000	45.4000	45.4000	45.4000	+10.948%	1	35	-88.656%
2025-11-18	41.0000	41.1000	40.8500	40.9200	+7.092%	4	34	-87.414%
2025-11-17	38.2100	38.2100	38.2100	38.2100	-7.705%	1	33	-86.522%
2025-11-10	40.9500	41.4000	40.9500	41.4000	+14.365%	2	34	-87.560%
2025-11-07	36.2000	36.2000	36.2000	36.2000	-4.511%	1	32	-85.773%
2025-11-06	37.9800	38.0800	37.9100	37.9100	+9.725%	4	31	-86.415%
2025-11-04	34.5500	34.5500	34.5500	34.5500	-8.234%	1	30	-85.094%
2025-10-31	37.6500	37.6500	37.6500	37.6500	-2.081%	1	29	-86.321%
2025-10-29	38.4500	38.4500	38.4500	38.4500	+12.427%	1	28	-86.606%
2025-10-20	33.7000	34.6000	33.7000	34.2000	-2.979%	5	27	-84.942%
2025-10-17	36.4500	36.4500	35.2500	35.2500	-9.383%	3	28	-85.390%
2025-10-16	38.9000	38.9000	38.9000	38.9000	-0.256%	1	25	-86.761%
2025-10-02	39.0000	39.0000	39.0000	39.0000	+1.695%	1	24	-86.795%
2025-10-01	38.3500	38.3500	38.3500	38.3500	+2.953%	1	23	-86.571%
2025-09-30	37.2500	37.2500	37.2500	37.2500	+10.698%	1	22	-86.174%
2025-09-24	32.8500	33.6500	32.8500	33.6500	+15.875%	5	21	-84.695%
2025-09-15	29.0400	29.0400	29.0400	29.0400	-3.682%	1	21	-82.266%
2025-09-10	30.1000	30.1500	30.1000	30.1500	-12.735%	2	21	-82.919%
2025-09-03	34.5500	34.5500	34.5500	34.5500	+1.171%	1	21	-85.094%
2025-08-27	34.1500	34.1500	34.1500	34.1500	+13.079%	1	20	-84.919%
2025-08-18	27.2300	30.2000	27.2300	30.2000	+0.199%	20	20	-82.947%
2025-08-15	30.0000	30.1900	29.9500	30.1400	+8.809%	16	20	-82.913%
2025-08-12	28.8500	28.8500	27.7000	27.7000	-7.820%	2	17	-81.408%
2025-08-07	30.1000	30.1000	30.0500	30.0500	-19.329%	2	17	-82.862%
2025-07-31	37.2500	37.2500	37.2500	37.2500	-7.223%	8	15	-86.174%
2025-07-30	40.1500	40.1500	40.1500	40.1500	+5.381%	1	10	-87.173%
2025-07-29	38.1000	38.1000	38.1000	38.1000	+0.927%	1	10	-86.483%
2025-07-24	37.5500	37.7500	37.5500	37.7500	+6.188%	7	10	-86.358%
2025-06-27	35.5500	35.5500	35.5500	35.5500	-0.975%	2	3	-85.513%
2025-06-26	35.6500	35.9000	35.6500	35.9000	0.000%	2	1	-85.655%