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COST20260918P990
COST Sep 18 2026 990.00 Put (COST260918P00990000)
option OPRA

EOD

Sep 10, 2026

88.60-0.438%(-0.39)73

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-10	87.2000	88.6000	86.2000	88.6000	-0.438%	73	15	0.000%
2026-09-09	88.8200	88.9900	88.8200	88.9900	+10.960%	11	21	-0.438%
2026-09-08	80.2000	80.2000	80.2000	80.2000	+17.458%	1	32	+10.474%
2026-09-04	63.2000	68.2800	63.2000	68.2800	+5.893%	2	77	+29.760%
2026-09-03	64.9000	64.9000	64.4800	64.4800	+22.609%	4	77	+37.407%
2026-09-01	52.5900	52.5900	52.5900	52.5900	+12.830%	1	178	+68.473%
2026-08-28	46.6100	46.6100	46.6100	46.6100	+64.700%	1	179	+90.088%
2026-08-24	28.3000	28.3000	28.3000	28.3000	-56.899%	4	180	+213.074%
2026-08-20	63.0000	65.6600	63.0000	65.6600	+95.184%	4	181	+34.938%
2026-08-19	30.0000	33.6400	30.0000	33.6400	-22.578%	3	181	+163.377%
2026-08-17	43.4500	43.4500	43.4500	43.4500	+13.624%	1	181	+103.913%
2026-08-14	38.2400	38.2400	38.2400	38.2400	-14.299%	1	181	+131.695%
2026-08-13	45.3000	45.3000	44.6200	44.6200	-8.284%	3	182	+98.566%
2026-08-12	48.6500	48.6500	48.6500	48.6500	-9.505%	1	180	+82.117%
2026-08-10	53.7600	53.7600	53.7600	53.7600	-3.914%	1	180	+64.807%
2026-08-06	56.0500	56.0500	55.9500	55.9500	-7.977%	4	180	+58.356%
2026-08-05	59.1800	60.8000	59.1800	60.8000	+16.609%	105	178	+45.724%
2026-07-31	52.1400	52.1400	52.1400	52.1400	+3.968%	1	204	+69.927%
2026-07-30	48.8000	52.1000	48.8000	50.1500	+27.608%	14	204	+76.670%
2026-07-29	39.3500	39.3500	39.3000	39.3000	-0.025%	4	214	+125.445%
2026-07-28	34.1100	41.2500	32.5800	39.3100	-20.953%	10	215	+125.388%
2026-07-27	56.9000	56.9000	49.7300	49.7300	-27.613%	4	213	+78.162%
2026-07-24	69.0000	69.0000	68.7000	68.7000	-8.522%	2	216	+28.967%
2026-07-23	76.4500	76.4500	75.0000	75.1000	+3.873%	4	217	+17.976%
2026-07-22	72.0000	72.3000	72.0000	72.3000	+9.215%	4	220	+22.545%
2026-07-17	52.3500	66.2000	52.3500	66.2000	+9.784%	4	221	+33.837%
2026-07-02	60.3000	60.3000	60.3000	60.3000	-19.471%	2	222	+46.932%
2026-07-01	74.8800	74.8800	74.8800	74.8800	+40.884%	2	222	+18.323%
2026-06-24	52.9000	53.5500	52.3500	53.1500	-11.682%	12	222	+66.698%
2026-06-22	58.7500	60.1800	58.7500	60.1800	-1.150%	3	225	+47.225%
2026-06-18	60.5600	60.8800	60.5600	60.8800	+22.767%	2	225	+45.532%
2026-06-17	46.9000	49.6800	46.9000	49.5900	+18.722%	3	225	+78.665%
2026-06-16	42.0000	42.3500	41.5100	41.7700	-2.063%	18	225	+112.114%
2026-06-15	45.3500	45.3500	42.6500	42.6500	-10.493%	2	221	+107.737%
2026-06-11	46.5000	47.9500	46.5000	47.6500	-3.052%	3	220	+85.939%
2026-06-10	49.1500	49.1500	49.1500	49.1500	-3.438%	10	219	+80.264%
2026-06-09	50.9000	50.9000	50.9000	50.9000	-2.863%	1	213	+74.067%
2026-06-08	52.9000	52.9000	52.2500	52.4000	+15.878%	5	214	+69.084%
2026-06-05	44.2600	45.2200	43.5400	45.2200	-36.888%	5	214	+95.931%
2026-06-01	71.5000	71.6500	71.5000	71.6500	+10.061%	2	216	+23.657%
2026-05-29	46.5000	68.0000	46.5000	65.1000	+46.259%	9	214	+36.098%
2026-05-28	42.9500	44.5100	42.1000	44.5100	+6.027%	3	222	+99.056%
2026-05-27	41.9800	41.9800	41.9800	41.9800	-8.441%	1	223	+111.053%
2026-05-26	39.8700	46.1500	39.8700	45.8500	+31.867%	9	223	+93.239%
2026-05-22	34.8000	34.8000	34.5600	34.7700	+13.813%	33	226	+154.817%
2026-05-21	29.1500	30.5500	29.1500	30.5500	+35.778%	4	227	+190.016%
2026-05-18	25.7600	25.7600	22.5000	22.5000	-23.339%	5	227	+293.778%
2026-05-15	29.3500	29.3500	29.3500	29.3500	-7.120%	1	224	+201.874%
2026-05-14	31.6000	31.6000	31.2500	31.6000	-9.972%	3	225	+180.380%
2026-05-13	35.5000	36.1500	35.1000	35.1000	-6.649%	5	221	+152.422%
2026-05-12	37.4500	37.6000	37.4500	37.6000	-8.516%	15	221	+135.638%
2026-05-11	41.1000	41.1000	41.1000	41.1000	-10.262%	10	221	+115.572%
2026-05-07	45.7000	45.8000	45.7000	45.8000	+14.500%	2	212	+93.450%
2026-05-01	34.3500	40.5500	34.3500	40.0000	-21.182%	4	212	+121.500%
2026-04-29	50.4000	50.7500	50.4000	50.7500	+11.172%	4	212	+74.581%
2026-04-27	42.5000	45.6500	42.5000	45.6500	+1.784%	7	209	+94.085%
2026-04-20	44.8500	44.8500	44.8500	44.8500	-6.563%	1	204	+97.547%
2026-04-17	48.0000	48.0000	48.0000	48.0000	-11.765%	1	203	+84.583%
2026-04-15	54.4000	54.4000	54.4000	54.4000	-5.309%	1	202	+62.868%
2026-04-14	61.2000	62.7500	57.4500	57.4500	+4.932%	16	203	+54.221%
2026-04-13	54.9700	55.3200	54.7500	54.7500	+9.500%	101	204	+61.826%
2026-04-10	45.3500	50.0000	45.3500	50.0000	+26.904%	4	105	+77.200%
2026-04-09	39.9000	39.9000	39.1500	39.4000	-5.967%	4	105	+124.873%
2026-04-08	48.0500	48.0500	41.9000	41.9000	-16.865%	3	101	+111.456%
2026-04-07	49.2500	52.0000	49.2500	50.4000	+1.715%	5	100	+75.794%
2026-04-06	49.9500	49.9500	49.5500	49.5500	-6.155%	5	98	+78.809%
2026-04-02	50.2500	52.8000	50.2500	52.8000	-4.865%	4	94	+67.803%
2026-04-01	55.9500	55.9500	55.5000	55.5000	-1.943%	3	94	+59.640%
2026-03-31	57.5000	60.3500	56.6000	56.6000	-8.042%	26	98	+56.537%
2026-03-26	61.6000	61.6000	61.4000	61.5500	-3.963%	4	103	+43.948%
2026-03-25	64.0900	64.0900	64.0900	64.0900	-2.153%	1	103	+38.243%
2026-03-24	64.1500	65.8500	64.1500	65.5000	-5.072%	4	103	+35.267%
2026-03-23	68.3500	69.0000	67.4000	69.0000	+32.311%	6	101	+28.406%
2026-03-17	53.6000	53.6000	52.1500	52.1500	-4.487%	17	97	+69.895%
2026-03-16	54.3500	54.6000	54.2000	54.6000	+1.771%	7	90	+62.271%
2026-03-13	54.1000	54.1000	53.6000	53.6500	-5.463%	5	87	+65.144%
2026-03-10	56.0500	56.7500	56.0500	56.7500	-1.646%	3	86	+56.123%
2026-03-09	58.3000	58.3000	57.6500	57.7000	-4.785%	3	86	+53.553%
2026-03-06	60.7500	60.8000	60.6000	60.6000	-12.428%	3	84	+46.205%
2026-03-05	67.8300	69.2000	67.6800	69.2000	+22.565%	3	85	+28.035%
2026-03-04	56.4600	56.4600	56.4600	56.4600	+2.468%	1	85	+56.925%
2026-03-02	55.1000	55.1000	55.1000	55.1000	-6.452%	1	84	+60.799%
2026-02-27	59.2000	59.2000	58.7500	58.9000	-9.105%	3	84	+50.424%
2026-02-26	60.8000	64.8000	60.8000	64.8000	+5.024%	18	84	+36.728%
2026-02-25	61.7000	61.7000	61.7000	61.7000	-6.088%	2	77	+43.598%
2026-02-20	65.7000	65.7000	65.7000	65.7000	+7.705%	1	77	+34.855%
2026-02-18	61.0000	61.0000	61.0000	61.0000	+7.394%	6	77	+45.246%
2026-02-13	56.8000	56.8000	56.8000	56.8000	-5.333%	1	73	+55.986%
2026-02-12	60.0000	60.0000	60.0000	60.0000	-6.760%	1	73	+47.667%
2026-02-06	65.0000	65.0000	64.3500	64.3500	-33.178%	2	73	+37.685%
2026-01-08	96.3000	96.3000	96.3000	96.3000	-19.001%	1	73	-7.996%
2026-01-06	122.6800	122.6800	118.8900	118.8900	-7.168%	2	74	-25.477%
2026-01-05	128.0700	128.0700	128.0700	128.0700	-7.196%	1	72	-30.819%
2025-12-30	138.0000	138.0000	138.0000	138.0000	-6.218%	1	72	-35.797%
2025-12-19	147.5000	147.5000	147.1500	147.1500	+3.517%	2	73	-39.789%
2025-12-15	142.1500	142.1500	142.1500	142.1500	+17.479%	4	72	-37.671%
2025-12-04	121.0000	121.0000	121.0000	121.0000	+9.701%	1	72	-26.777%
2025-12-02	110.3500	110.3500	110.1000	110.3000	-13.232%	4	72	-19.674%
2025-11-24	127.1100	127.1800	126.9700	127.1200	+20.940%	39	72	-30.302%
2025-11-03	105.5300	105.5300	105.1100	105.1100	-4.053%	2	73	-15.707%
2025-10-29	109.5500	109.5500	109.5500	109.5500	+13.759%	5	73	-19.124%
2025-10-14	96.0500	96.3000	96.0500	96.3000	-2.727%	2	68	-7.996%
2025-10-10	98.5500	101.1000	98.5500	99.0000	+4.541%	8	69	-10.505%
2025-10-09	92.1000	94.7000	92.1000	94.7000	+7.736%	4	68	-6.441%
2025-09-11	86.2000	87.9000	86.2000	87.9000	-6.190%	3	66	+0.796%
2025-09-03	94.4500	95.0400	93.7000	93.7000	+10.404%	5	63	-5.443%
2025-08-21	84.2900	84.8700	84.2900	84.8700	+3.387%	43	59	+4.395%
2025-08-18	81.8500	82.0900	81.8500	82.0900	-12.428%	11	16	+7.930%
2025-08-06	93.7400	93.7400	93.7400	93.7400	-2.354%	1	5	-5.483%
2025-08-05	96.0000	96.0000	96.0000	96.0000	+1.846%	1	5	-7.708%
2025-07-16	95.0000	95.0000	94.2600	94.2600	+10.647%	6	5	-6.005%
2025-07-02	85.1900	85.1900	85.1900	85.1900	+0.342%	5	7	+4.003%
2025-05-28	85.0000	85.0000	84.9000	84.9000	-4.617%	2	2	+4.358%
2025-05-23	89.0100	89.0100	89.0100	89.0100	0.000%	2	1	-0.461%