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COST20260821P990
COST Aug 21 2026 990.00 Put (COST260821P00990000)
option OPRA

EOD

Jul 23, 2026

70.00-1.754%(-1.25)2

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	71.9500	71.9500	70.0000	70.0000	-1.754%	2	133	0.000%
2026-07-22	71.2500	71.2500	71.2500	71.2500	+9.615%	2	133	-1.754%
2026-07-21	66.4100	66.4100	65.0000	65.0000	+40.693%	2	133	+7.692%
2026-07-17	46.2000	46.2000	46.2000	46.2000	-32.975%	1	133	+51.515%
2026-07-15	68.9300	68.9300	68.9300	68.9300	-2.641%	2	132	+1.552%
2026-07-14	70.8000	70.8000	70.8000	70.8000	-2.250%	1	130	-1.130%
2026-07-13	73.3500	73.3500	72.4300	72.4300	-14.132%	3	130	-3.355%
2026-07-10	84.3500	84.3500	84.3500	84.3500	-1.690%	1	132	-17.012%
2026-07-09	64.2000	85.8000	64.2000	85.8000	+87.336%	2	132	-18.415%
2026-07-08	45.8000	45.8000	45.8000	45.8000	-15.405%	1	132	+52.838%
2026-07-07	54.1500	54.1500	54.1000	54.1400	+2.151%	4	133	+29.294%
2026-07-06	53.0000	53.0000	53.0000	53.0000	-2.214%	1	133	+32.075%
2026-07-02	57.8500	57.8500	54.0000	54.2000	-22.171%	3	135	+29.151%
2026-07-01	64.5400	70.4000	64.5400	69.6400	+16.455%	7	135	+0.517%
2026-06-30	57.3700	59.8000	57.3700	59.8000	+3.460%	2	140	+17.057%
2026-06-29	57.8000	57.8000	57.8000	57.8000	+13.556%	1	141	+21.107%
2026-06-26	50.8000	50.9000	49.5500	50.9000	-13.729%	7	141	+37.525%
2026-06-25	52.3600	59.0000	52.3600	59.0000	+24.604%	6	141	+18.644%
2026-06-24	47.3500	47.3500	47.3500	47.3500	-12.445%	1	141	+47.835%
2026-06-18	54.0800	54.0800	54.0800	54.0800	+15.186%	1	139	+29.438%
2026-06-17	39.2700	46.9500	39.2700	46.9500	+32.627%	4	139	+49.095%
2026-06-16	34.0000	35.4000	34.0000	35.4000	-14.078%	6	139	+97.740%
2026-06-15	41.2000	41.2000	41.2000	41.2000	+0.292%	1	140	+69.903%
2026-06-12	45.0200	45.2400	40.7200	41.0800	-4.242%	11	139	+70.399%
2026-06-11	42.5000	43.1400	42.5000	42.9000	+0.823%	6	136	+63.170%
2026-06-10	44.7000	44.8300	42.5500	42.5500	-14.900%	4	133	+64.512%
2026-06-09	46.5000	50.0000	43.6000	50.0000	+8.202%	3	130	+40.000%
2026-06-08	46.0100	46.2100	46.0100	46.2100	+13.121%	2	129	+51.482%
2026-06-05	36.3500	41.1500	36.3500	40.8500	+0.690%	11	129	+71.359%
2026-06-04	40.5700	40.5700	40.5700	40.5700	-18.518%	2	121	+72.541%
2026-06-03	53.8300	53.8300	49.7900	49.7900	-19.862%	14	123	+40.590%
2026-06-01	62.1300	62.1300	62.1300	62.1300	+4.385%	14	122	+12.667%
2026-05-29	62.0000	65.5500	59.5200	59.5200	+54.597%	19	108	+17.608%
2026-05-28	37.6500	38.5000	37.4800	38.5000	+7.692%	16	117	+81.818%
2026-05-27	37.5000	37.5000	35.7500	35.7500	-6.560%	3	107	+95.804%
2026-05-26	35.4500	39.8500	35.4500	38.2600	+31.704%	67	106	+82.959%
2026-05-22	29.4300	29.4300	27.9000	29.0500	+29.456%	26	46	+140.964%
2026-05-21	25.2200	25.2200	22.4400	22.4400	+32.078%	15	48	+211.943%
2026-05-20	16.4100	17.0500	15.9000	16.9900	+5.462%	8	48	+312.007%
2026-05-19	15.5500	16.1100	15.5500	16.1100	-9.950%	4	44	+334.513%
2026-05-18	17.8900	17.8900	17.8900	17.8900	-24.515%	2	44	+291.280%
2026-05-15	24.0000	24.4900	23.6000	23.7000	-19.525%	15	44	+195.359%
2026-05-13	30.0000	30.0000	29.4500	29.4500	-7.390%	2	36	+137.691%
2026-05-12	37.5000	37.5000	31.8000	31.8000	-24.734%	2	33	+120.126%
2026-05-11	40.3000	42.2500	40.3000	42.2500	+17.036%	3	33	+65.680%
2026-05-08	36.4000	36.4000	34.2100	36.1000	-2.432%	3	32	+93.906%
2026-05-07	37.0000	37.0000	37.0000	37.0000	-12.880%	1	31	+89.189%
2026-05-06	42.5000	42.5000	42.4700	42.4700	+21.343%	2	31	+64.822%
2026-04-30	40.2500	40.2500	35.0000	35.0000	-19.131%	2	31	+100.000%
2026-04-29	43.2800	43.2800	43.2800	43.2800	+4.038%	1	31	+61.738%
2026-04-21	41.5200	41.6000	41.5200	41.6000	-2.804%	2	30	+68.269%
2026-04-17	42.8000	42.8000	42.8000	42.8000	-11.130%	2	29	+63.551%
2026-04-16	47.9200	48.1600	47.9200	48.1600	-7.385%	2	29	+45.349%
2026-04-13	47.0000	52.0000	47.0000	52.0000	+24.402%	6	29	+34.615%
2026-04-10	41.8000	41.8000	41.8000	41.8000	+20.461%	3	31	+67.464%
2026-04-09	34.7000	34.7000	34.7000	34.7000	-6.971%	1	34	+101.729%
2026-04-08	46.2700	46.2700	37.3000	37.3000	-17.111%	4	34	+87.668%
2026-04-07	47.1500	47.1500	45.0000	45.0000	+7.656%	3	31	+55.556%
2026-04-06	43.8000	43.8000	41.8000	41.8000	-9.032%	3	32	+67.464%
2026-04-02	48.2000	48.2000	45.9500	45.9500	-16.455%	3	28	+52.339%
2026-03-31	52.2500	55.0000	52.2500	55.0000	-7.950%	3	28	+27.273%
2026-03-25	59.7000	59.7500	59.7000	59.7500	-8.848%	2	27	+17.155%
2026-03-23	65.3500	65.5500	65.3500	65.5500	+14.000%	2	27	+6.789%
2026-03-12	56.4400	57.5000	56.4400	57.5000	+3.697%	2	25	+21.739%
2026-03-11	55.4500	55.4500	55.4500	55.4500	+7.150%	1	25	+26.240%
2026-03-10	51.7500	51.7500	51.7500	51.7500	-5.306%	1	24	+35.266%
2026-03-09	54.6500	54.6500	54.6500	54.6500	-2.844%	1	24	+28.088%
2026-03-06	57.6500	57.6500	55.8200	56.2500	-14.253%	4	25	+24.444%
2026-03-05	59.1000	65.6000	59.1000	65.6000	+23.308%	4	26	+6.707%
2026-03-04	55.7500	57.2500	53.1000	53.2000	-1.845%	4	25	+31.579%
2026-03-03	52.5500	56.0500	52.5500	54.2000	+3.435%	7	25	+29.151%
2026-03-02	52.1500	53.4500	52.1500	52.4000	-6.345%	6	24	+33.588%
2026-02-27	55.9500	55.9500	55.9500	55.9500	-8.053%	2	20	+25.112%
2026-02-26	60.8500	60.8500	60.8500	60.8500	+5.642%	1	22	+15.037%
2026-02-25	57.6000	57.6000	57.6000	57.6000	-0.604%	7	22	+21.528%
2026-02-24	59.2500	59.2500	57.9500	57.9500	-10.085%	4	22	+20.794%
2026-02-23	64.4500	64.4500	64.4500	64.4500	+1.496%	2	21	+8.611%
2026-02-19	63.5000	63.5000	63.5000	63.5000	+9.862%	2	19	+10.236%
2026-02-18	53.1500	57.8000	53.1500	57.8000	+9.865%	8	17	+21.107%
2026-02-17	52.8000	52.8000	52.6100	52.6100	-10.527%	2	19	+33.055%
2026-02-12	57.4000	58.8000	55.1500	58.8000	-12.487%	9	19	+19.048%
2026-02-11	67.1900	67.1900	67.1900	67.1900	+20.347%	1	14	+4.182%
2026-02-09	59.9500	59.9500	55.8300	55.8300	-22.025%	2	14	+25.381%
2026-01-28	71.6000	71.6000	71.6000	71.6000	+4.373%	2	13	-2.235%
2026-01-27	68.5000	68.6000	68.5000	68.6000	-27.873%	2	11	+2.041%
2026-01-08	95.1100	95.1100	95.1100	95.1100	-29.197%	1	10	-26.401%
2025-12-30	134.3500	134.3500	134.3300	134.3300	-4.412%	2	10	-47.890%
2025-12-15	140.5300	140.5300	140.5300	140.5300	+30.604%	1	9	-50.189%
2025-10-29	107.6000	107.6000	107.6000	107.6000	+16.387%	4	9	-34.944%
2025-10-14	92.4000	92.4500	92.4000	92.4500	+7.876%	2	5	-24.283%
2025-09-11	85.7000	85.7000	85.7000	85.7000	-0.580%	1	5	-18.320%
2025-09-04	87.9000	87.9000	86.0500	86.2000	+9.391%	4	4	-18.794%
2025-08-18	78.8500	78.8500	78.8000	78.8000	+6.057%	2	3	-11.168%
2025-08-12	77.1500	77.1500	74.2000	74.3000	0.000%	4	2	-5.787%