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COST20280121P850
COST Jan 21 2028 850.00 Put (COST280121P00850000)
option OPRA

EOD

Jul 22, 2026

60.91+2.284%(+1.36)60

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-22	60.8600	60.9100	60.8500	60.9100	+2.284%	60	297	0.000%
2026-07-21	59.7000	59.7000	59.5500	59.5500	+3.673%	50	237	+2.284%
2026-07-17	56.6500	57.4400	56.6500	57.4400	-0.966%	3	195	+6.041%
2026-07-16	60.0000	60.0000	58.0000	58.0000	+5.263%	2	192	+5.017%
2026-07-07	55.1500	55.1500	55.1000	55.1000	-3.553%	2	191	+10.544%
2026-06-30	57.1300	57.1300	57.1300	57.1300	+3.403%	1	190	+6.616%
2026-06-18	55.2500	55.2500	55.2500	55.2500	+11.616%	10	184	+10.244%
2026-06-16	49.5000	49.5000	49.5000	49.5000	-3.883%	2	184	+23.051%
2026-06-10	51.5000	51.5000	51.5000	51.5000	-12.355%	4	184	+18.272%
2026-06-01	58.7000	58.7600	58.7000	58.7600	+6.836%	2	180	+3.659%
2026-05-29	56.0000	56.0000	55.0000	55.0000	+17.396%	15	178	+10.745%
2026-05-28	47.0000	47.1500	46.8500	46.8500	+12.892%	5	168	+30.011%
2026-05-22	41.5000	41.5000	41.5000	41.5000	+9.211%	1	168	+46.771%
2026-05-21	37.7500	38.1300	37.7500	38.0000	+8.883%	5	168	+60.289%
2026-05-19	34.9000	34.9000	34.9000	34.9000	-4.488%	1	168	+74.527%
2026-05-18	36.5400	36.5400	36.5400	36.5400	-15.709%	2	169	+66.694%
2026-05-12	43.1400	43.3500	43.1400	43.3500	-12.424%	4	169	+40.507%
2026-05-11	48.2000	49.5000	47.8500	49.5000	+12.118%	9	169	+23.051%
2026-05-05	44.1500	44.1500	44.1500	44.1500	+4.869%	1	170	+37.961%
2026-05-01	42.1000	42.1000	42.1000	42.1000	-12.292%	2	169	+44.679%
2026-04-22	48.0000	48.0000	48.0000	48.0000	+0.503%	3	169	+26.896%
2026-04-21	47.7600	47.7600	47.7600	47.7600	-16.063%	3	169	+27.534%
2026-04-14	56.9000	56.9000	56.9000	56.9000	+3.549%	3	169	+7.047%
2026-04-13	54.9500	54.9500	54.9500	54.9500	+22.383%	3	169	+10.846%
2026-04-09	44.9000	44.9000	44.9000	44.9000	-10.361%	1	169	+35.657%
2026-04-06	50.5000	50.8000	50.0900	50.0900	-5.491%	10	168	+21.601%
2026-04-02	53.0000	53.0000	53.0000	53.0000	-3.846%	3	176	+14.925%
2026-04-01	55.1200	55.1200	55.1200	55.1200	-4.719%	3	176	+10.504%
2026-03-31	57.8500	57.8500	57.8500	57.8500	+5.201%	3	176	+5.290%
2026-03-30	54.9900	54.9900	54.9900	54.9900	+7.824%	3	176	+10.766%
2026-03-17	51.0000	51.0000	51.0000	51.0000	+3.343%	1	176	+19.431%
2026-03-13	50.0000	50.0000	49.3500	49.3500	-5.351%	4	176	+23.425%
2026-03-12	54.0000	54.3400	52.1300	52.1400	+0.754%	7	177	+16.820%
2026-03-11	51.7500	51.7500	51.7500	51.7500	-6.250%	4	180	+17.700%
2026-03-09	52.4900	55.2000	52.4900	55.2000	+3.955%	5	178	+10.344%
2026-03-06	53.2000	53.3200	53.1000	53.1000	-3.926%	8	180	+14.708%
2026-03-05	55.2000	55.2700	54.8800	55.2700	+16.974%	4	176	+10.204%
2026-03-02	47.2500	47.2500	47.2500	47.2500	-12.597%	3	172	+28.910%
2026-02-26	54.0600	54.0600	54.0600	54.0600	+0.056%	3	173	+12.671%
2026-02-24	54.0300	54.0300	54.0300	54.0300	+7.952%	3	170	+12.734%
2026-02-17	49.2000	50.0500	49.2000	50.0500	+0.100%	2	167	+21.698%
2026-02-13	50.0000	50.0000	50.0000	50.0000	-6.629%	4	170	+21.820%
2026-02-12	53.5500	53.5500	53.5500	53.5500	-7.911%	3	170	+13.744%
2026-02-11	58.1500	58.1500	58.1500	58.1500	+3.286%	1	170	+4.746%
2026-02-10	56.2000	56.3000	55.8000	56.3000	+0.554%	4	169	+8.188%
2026-02-04	55.8500	55.9900	55.8500	55.9900	-9.694%	5	165	+8.787%
2026-01-29	62.0000	62.0000	62.0000	62.0000	+6.897%	50	167	-1.758%
2026-01-28	60.4000	60.4000	58.0000	58.0000	+0.677%	2	117	+5.017%
2026-01-27	57.6100	57.6100	57.6100	57.6100	-7.006%	1	117	+5.728%
2026-01-22	61.9500	61.9500	61.9500	61.9500	+3.856%	1	116	-1.679%
2026-01-21	60.0200	60.0200	59.6500	59.6500	-2.213%	8	117	+2.112%
2026-01-16	61.0000	61.0000	61.0000	61.0000	-4.688%	2	127	-0.148%
2026-01-15	64.0000	64.0000	64.0000	64.0000	-4.648%	1	127	-4.828%
2026-01-12	67.1200	67.1200	67.1200	67.1200	-9.297%	1	128	-9.252%
2026-01-09	73.5500	74.0000	73.5500	74.0000	+4.638%	2	129	-17.689%
2026-01-08	74.8800	74.8800	70.7200	70.7200	-13.566%	3	131	-13.872%
2026-01-06	81.8200	81.8200	81.8200	81.8200	-9.190%	2	134	-25.556%
2026-01-02	90.4000	90.4000	90.1000	90.1000	+1.361%	2	132	-32.397%
2025-12-31	89.6000	89.6000	88.8000	88.8900	+0.954%	5	132	-31.477%
2025-12-29	88.0500	88.0500	88.0500	88.0500	+3.479%	1	132	-30.823%
2025-12-26	85.0900	85.0900	85.0900	85.0900	-8.917%	1	131	-28.417%
2025-12-23	93.7000	93.7000	93.4200	93.4200	-0.986%	2	130	-34.800%
2025-12-22	93.4000	94.3900	92.9000	94.3500	+0.909%	105	129	-35.443%
2025-12-19	93.5000	93.5000	93.5000	93.5000	-1.330%	2	79	-34.856%
2025-12-15	95.0000	95.0000	94.7600	94.7600	+10.186%	6	78	-35.722%
2025-12-12	86.0000	86.0000	86.0000	86.0000	-2.825%	1	73	-29.174%
2025-12-10	87.5000	88.5000	87.5000	88.5000	+1.724%	5	74	-31.175%
2025-12-08	87.1000	87.1000	87.0000	87.0000	+9.641%	2	69	-29.989%
2025-12-01	79.3500	79.3500	79.3500	79.3500	-2.638%	1	69	-23.239%
2025-11-28	81.5000	81.5000	81.5000	81.5000	-4.901%	1	70	-25.264%
2025-11-21	85.7000	85.7000	85.7000	85.7000	+3.253%	15	70	-28.926%
2025-11-20	88.0000	88.0000	83.0000	83.0000	+4.403%	3	55	-26.614%
2025-11-17	79.5000	79.5000	79.5000	79.5000	+2.700%	1	54	-23.384%
2025-11-06	77.0500	77.4100	77.0500	77.4100	-0.629%	3	53	-21.315%
2025-10-29	76.7000	77.9000	76.7000	77.9000	+5.598%	9	51	-21.810%
2025-10-28	73.2000	73.7700	73.2000	73.7700	+1.514%	2	46	-17.433%
2025-10-27	73.0000	73.0000	72.6700	72.6700	+0.931%	2	43	-16.183%
2025-10-24	72.0000	72.0000	72.0000	72.0000	+1.124%	1	43	-15.403%
2025-10-21	70.4800	71.4000	69.9700	71.2000	-2.399%	16	42	-14.452%
2025-10-20	72.9500	72.9500	72.9500	72.9500	-0.789%	1	43	-16.504%
2025-10-10	69.0000	73.5300	69.0000	73.5300	-2.221%	3	42	-17.163%
2025-10-06	75.2000	75.2000	75.2000	75.2000	+5.692%	25	41	-19.003%
2025-09-30	71.2500	71.2500	71.1500	71.1500	-3.812%	2	16	-14.392%
2025-09-29	76.8000	76.8000	73.9700	73.9700	+12.759%	14	15	-17.656%
2025-09-24	65.6000	65.6000	65.6000	65.6000	0.000%	1	1	-7.149%