Dark

COST20260918P900
COST Sep 18 2026 900.00 Put (COST260918P00900000)
option OPRA

EOD

Jul 23, 2026

21.20+1.923%(+0.40)21

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	21.9300	22.1500	21.0500	21.2000	+1.923%	21	1,062	0.000%
2026-07-22	20.0000	21.2500	19.0500	20.8000	+13.475%	19	1,055	+1.923%
2026-07-21	19.7500	19.7500	18.3300	18.3300	+0.549%	10	1,048	+15.657%
2026-07-20	16.5000	18.5000	15.4600	18.2300	+2.762%	40	1,044	+16.292%
2026-07-17	11.6400	18.1000	11.6400	17.7400	+15.796%	144	1,022	+19.504%
2026-07-16	18.6100	20.3000	15.2500	15.3200	-27.531%	16	1,014	+38.381%
2026-07-15	21.4800	21.4800	21.1400	21.1400	-10.119%	3	1,017	+0.284%
2026-07-14	21.7300	23.5300	20.5500	23.5200	+19.391%	12	1,017	-9.864%
2026-07-13	22.0000	22.1000	19.7000	19.7000	-19.919%	5	1,007	+7.614%
2026-07-10	27.5400	27.5400	24.6000	24.6000	-8.550%	25	1,006	-13.821%
2026-07-09	25.2000	29.5500	25.2000	26.9000	+81.757%	253	989	-21.190%
2026-07-08	14.6000	14.8000	13.8000	14.8000	-8.642%	24	906	+43.243%
2026-07-07	15.2600	16.3500	15.2600	16.2000	-2.994%	21	900	+30.864%
2026-07-06	15.8200	16.7000	15.8200	16.7000	-2.168%	4	909	+26.946%
2026-07-02	22.7400	22.7400	17.0700	17.0700	-25.132%	50	881	+24.194%
2026-07-01	22.7000	24.6800	22.1000	22.8000	+19.247%	45	881	-7.018%
2026-06-30	17.7800	19.8400	17.7800	19.1200	+6.222%	4	866	+10.879%
2026-06-29	15.5500	18.0000	13.2500	18.0000	+10.769%	15	865	+17.778%
2026-06-26	16.5500	16.5500	14.5000	16.2500	-17.219%	8	854	+30.462%
2026-06-25	17.8500	19.6300	17.8500	19.6300	+23.849%	19	859	+7.998%
2026-06-24	14.5200	16.2500	14.5200	15.8500	+3.934%	45	846	+33.754%
2026-06-23	15.2000	15.8500	15.0000	15.2500	-17.165%	9	820	+39.016%
2026-06-22	19.3000	19.3500	17.6500	18.4100	-3.360%	12	815	+15.155%
2026-06-18	18.0000	19.0500	18.0000	19.0500	+24.510%	10	812	+11.286%
2026-06-17	13.0300	15.6100	12.7600	15.3000	+33.043%	36	812	+38.562%
2026-06-16	11.5500	11.5500	11.5000	11.5000	-11.674%	3	812	+84.348%
2026-06-15	16.0000	16.0000	11.9500	13.0200	-8.632%	16	816	+62.826%
2026-06-12	15.9700	15.9700	14.2500	14.2500	-10.658%	15	817	+48.772%
2026-06-11	15.8500	15.9500	15.8500	15.9500	+5.980%	4	821	+32.915%
2026-06-10	18.0500	18.2500	15.0500	15.0500	-17.308%	11	821	+40.864%
2026-06-08	20.5700	20.5700	18.2000	18.2000	+16.667%	26	827	+16.484%
2026-06-05	14.5000	15.6000	14.5000	15.6000	-13.812%	13	833	+35.897%
2026-06-04	16.4400	18.2000	15.5000	18.1000	-13.810%	329	839	+17.127%
2026-06-03	23.2800	23.2800	19.9500	21.0000	-9.483%	7	525	+0.952%
2026-06-02	25.0000	25.9500	23.2000	23.2000	-13.433%	16	523	-8.621%
2026-06-01	25.6000	27.8500	25.6000	26.8000	+14.043%	19	517	-20.896%
2026-05-29	18.5500	25.7000	17.6000	23.5000	+53.595%	110	507	-9.787%
2026-05-28	14.1000	15.3000	14.1000	15.3000	+2.547%	16	441	+38.562%
2026-05-27	15.3400	15.3400	14.9200	14.9200	-4.968%	12	440	+42.091%
2026-05-26	16.7800	16.9800	15.7000	15.7000	+29.752%	24	436	+35.032%
2026-05-22	12.5500	12.6000	12.0000	12.1000	+21.000%	10	410	+75.207%
2026-05-21	10.6000	10.9000	10.0000	10.0000	+25.000%	10	407	+112.000%
2026-05-20	7.7900	8.0000	7.7500	8.0000	+3.226%	13	407	+165.000%
2026-05-19	8.0000	8.0000	7.6500	7.7500	-7.738%	8	415	+173.548%
2026-05-18	8.6400	9.2500	8.3500	8.4000	-20.379%	9	415	+152.381%
2026-05-15	10.7000	11.1000	10.5500	10.5500	-5.126%	10	415	+100.948%
2026-05-14	11.9500	11.9500	11.1200	11.1200	-16.704%	9	417	+90.647%
2026-05-13	12.5000	13.4600	12.5000	13.3500	-4.982%	4	422	+58.801%
2026-05-12	13.8500	14.1000	13.8500	14.0500	-22.802%	3	422	+50.890%
2026-05-11	16.9000	18.2000	16.9000	18.2000	+23.390%	13	422	+16.484%
2026-05-08	14.5100	15.1000	14.5100	14.7500	-5.751%	6	424	+43.729%
2026-05-07	16.8000	17.3000	15.6500	15.6500	-13.056%	7	426	+35.463%
2026-05-06	18.1200	18.1200	18.0000	18.0000	+15.385%	4	428	+17.778%
2026-05-05	15.6000	15.6000	15.6000	15.6000	+11.748%	1	427	+35.897%
2026-05-01	14.3500	14.3500	13.6500	13.9600	-12.586%	19	443	+51.862%
2026-04-30	15.9700	15.9700	15.9700	15.9700	-19.465%	1	443	+32.749%
2026-04-29	19.2400	19.8300	19.2400	19.8300	+14.624%	2	444	+6.909%
2026-04-28	17.3000	17.3000	17.3000	17.3000	-4.945%	10	443	+22.543%
2026-04-27	18.0000	18.4500	18.0000	18.2000	+2.825%	19	446	+16.484%
2026-04-23	17.8000	17.8000	17.7000	17.7000	-2.479%	2	446	+19.774%
2026-04-22	17.8500	18.1500	17.8500	18.1500	-1.892%	7	447	+16.804%
2026-04-17	19.0000	19.0000	18.5000	18.5000	-16.290%	2	452	+14.595%
2026-04-16	22.1000	22.1000	22.1000	22.1000	-9.611%	10	454	-4.072%
2026-04-15	24.4500	24.4500	24.4500	24.4500	+2.088%	1	444	-13.292%
2026-04-14	24.8500	26.1000	23.9500	23.9500	+5.044%	5	444	-11.482%
2026-04-13	22.8000	22.8000	22.8000	22.8000	+7.649%	2	440	-7.018%
2026-04-10	18.0000	21.1900	18.0000	21.1800	+32.375%	7	440	+0.094%
2026-04-09	17.1700	17.1700	16.0000	16.0000	-12.568%	7	435	+32.500%
2026-04-08	18.1500	18.6500	18.1500	18.3000	-22.523%	7	441	+15.847%
2026-04-07	23.6200	23.6200	23.6200	23.6200	-1.583%	10	437	-10.246%
2026-04-02	24.0000	24.0000	24.0000	24.0000	-1.840%	2	442	-11.667%
2026-04-01	26.7000	26.7000	24.4500	24.4500	-7.561%	2	442	-13.292%
2026-03-31	28.1500	28.1500	26.4500	26.4500	-2.936%	2	440	-19.849%
2026-03-30	29.0500	31.7500	26.7600	27.2500	-9.768%	11	440	-22.202%
2026-03-27	30.3000	30.3000	30.2000	30.2000	+5.080%	3	440	-29.801%
2026-03-26	28.8500	28.9000	28.7400	28.7400	-2.905%	5	439	-26.235%
2026-03-25	31.6500	31.6500	29.4000	29.6000	-4.976%	6	437	-28.378%
2026-03-24	30.7500	31.3500	30.6500	31.1500	-3.261%	7	435	-31.942%
2026-03-20	32.0100	32.2000	30.9500	32.2000	+3.007%	32	431	-34.161%
2026-03-19	28.6000	32.3500	28.6000	31.2600	+13.056%	16	400	-32.182%
2026-03-18	27.2500	27.7000	26.9000	27.6500	+16.667%	9	386	-23.327%
2026-03-17	23.7000	23.7000	23.7000	23.7000	-4.934%	1	384	-10.549%
2026-03-16	25.7500	25.7500	24.9300	24.9300	-2.235%	6	385	-14.962%
2026-03-13	25.5000	25.5000	25.5000	25.5000	-3.592%	10	384	-16.863%
2026-03-12	26.3200	26.4500	26.3200	26.4500	-5.704%	2	374	-19.849%
2026-03-11	26.4800	28.0500	26.4800	28.0500	+5.849%	15	374	-24.421%
2026-03-10	25.9500	26.5000	25.9500	26.5000	-2.214%	5	369	-20.000%
2026-03-09	27.3200	27.4600	27.1000	27.1000	-5.079%	10	368	-21.771%
2026-03-06	32.8400	32.8400	28.4000	28.5500	-13.485%	63	403	-25.744%
2026-03-05	32.0000	33.4500	32.0000	33.0000	+17.857%	61	377	-35.758%
2026-03-03	28.0000	28.2500	28.0000	28.0000	+4.673%	7	423	-24.286%
2026-03-02	25.9000	26.7500	25.9000	26.7500	-4.464%	156	422	-20.748%
2026-02-27	29.8500	29.8500	27.7500	28.0000	-6.667%	32	347	-24.286%
2026-02-26	29.9100	30.0000	29.9100	30.0000	-1.639%	7	368	-29.333%
2026-02-25	30.5000	30.5000	30.5000	30.5000	+12.963%	1	362	-30.492%
2026-02-17	26.7500	27.0000	26.7500	27.0000	-0.990%	4	362	-21.481%
2026-02-13	27.2700	27.2700	27.2700	27.2700	-6.449%	1	362	-22.259%
2026-02-12	31.6800	31.6800	29.1500	29.1500	-12.462%	17	362	-27.273%
2026-02-11	33.5000	33.5000	33.3000	33.3000	+5.882%	4	363	-36.336%
2026-02-06	31.3500	31.4500	31.3500	31.4500	-4.116%	2	360	-32.591%
2026-02-05	31.5500	32.8000	31.5500	32.8000	-1.502%	10	360	-35.366%
2026-02-04	33.3000	33.3000	33.3000	33.3000	+0.604%	25	356	-36.336%
2026-02-03	33.9000	33.9000	33.1000	33.1000	-8.183%	4	346	-35.952%
2026-02-02	37.5000	37.5000	36.0500	36.0500	-4.881%	30	347	-41.193%
2026-01-28	38.1500	38.3500	37.7500	37.9000	+5.278%	8	356	-44.063%
2026-01-27	34.2000	36.0000	34.2000	36.0000	+7.463%	163	357	-41.111%
2026-01-26	32.6000	33.5000	32.6000	33.5000	-8.470%	194	206	-36.716%
2026-01-22	36.6000	36.6000	36.6000	36.6000	+5.842%	1	175	-42.077%
2026-01-21	40.3000	40.3000	34.5800	34.5800	-10.065%	16	174	-38.693%
2026-01-20	40.6000	41.0000	38.4500	38.4500	-3.075%	62	164	-44.863%
2026-01-16	42.0000	42.0000	39.6700	39.6700	-15.235%	14	143	-46.559%
2026-01-13	47.4000	47.6000	46.7300	46.8000	-0.847%	11	143	-54.701%
2026-01-12	48.0000	49.1000	46.9000	47.2000	-7.451%	90	140	-55.085%
2026-01-09	53.9500	53.9500	49.8000	51.0000	-1.258%	17	107	-58.431%
2026-01-08	50.8000	51.6500	50.2000	51.6500	-27.570%	117	102	-58.955%
2026-01-05	70.5500	71.3100	70.5500	71.3100	-12.428%	3	71	-70.271%
2026-01-02	81.4300	81.4300	81.4300	81.4300	+7.145%	4	70	-73.965%
2025-12-31	75.4000	76.0000	74.8500	76.0000	+0.436%	10	64	-72.105%
2025-12-30	75.6700	75.6700	75.6700	75.6700	-7.131%	20	64	-71.984%
2025-12-19	83.0000	83.0200	81.4800	81.4800	-6.420%	4	56	-73.981%
2025-12-16	87.0700	87.0700	87.0700	87.0700	+18.463%	10	53	-75.652%
2025-12-11	73.5000	73.5000	73.5000	73.5000	-4.197%	2	53	-71.156%
2025-12-10	76.7200	76.7200	76.7200	76.7200	+5.312%	10	53	-72.367%
2025-12-08	72.8500	72.8500	72.8500	72.8500	+12.077%	1	52	-70.899%
2025-12-05	65.0000	65.0000	65.0000	65.0000	-8.451%	2	53	-67.385%
2025-12-04	67.0000	71.0000	67.0000	71.0000	+17.181%	2	53	-70.141%
2025-12-02	60.5900	60.5900	60.5900	60.5900	-3.519%	3	53	-65.011%
2025-12-01	64.2500	64.2500	62.8000	62.8000	-1.798%	2	53	-66.242%
2025-11-28	63.9500	63.9500	63.9500	63.9500	-1.464%	3	51	-66.849%
2025-11-26	64.9000	64.9000	64.9000	64.9000	-10.483%	3	51	-67.334%
2025-11-25	71.2500	72.5000	70.0000	72.5000	+2.445%	3	51	-70.759%
2025-11-18	67.2000	70.7700	67.2000	70.7700	+9.721%	11	52	-70.044%
2025-11-10	64.5000	64.5000	64.5000	64.5000	+0.311%	2	54	-67.132%
2025-11-03	64.3000	64.3000	64.3000	64.3000	+0.343%	1	53	-67.030%
2025-10-29	64.0800	64.0800	64.0800	64.0800	+11.250%	1	53	-66.916%
2025-10-27	57.6000	57.6000	57.6000	57.6000	+2.128%	1	52	-63.194%
2025-10-20	56.4000	56.4000	56.4000	56.4000	-2.540%	2	52	-62.411%
2025-10-17	58.8000	58.8000	57.8700	57.8700	-5.902%	2	52	-63.366%
2025-10-16	49.8700	61.5000	49.8700	61.5000	+16.038%	4	53	-65.528%
2025-10-14	53.0000	53.0000	53.0000	53.0000	-8.621%	1	53	-60.000%
2025-10-13	61.3000	61.3000	58.0000	58.0000	0.000%	2	53	-63.448%
2025-10-10	56.2000	58.0000	56.2000	58.0000	+11.560%	2	52	-63.448%
2025-10-09	50.9800	51.9900	50.9800	51.9900	-16.010%	2	52	-59.223%
2025-10-08	61.9000	61.9000	61.9000	61.9000	-4.224%	1	53	-65.751%
2025-09-29	64.3600	64.6300	64.3600	64.6300	+10.782%	3	52	-67.198%
2025-09-26	62.7500	64.4300	58.3400	58.3400	+4.552%	6	49	-63.661%
2025-09-22	55.8000	55.8000	55.8000	55.8000	+4.455%	1	49	-62.007%
2025-09-19	53.0100	53.4200	53.0100	53.4200	+0.414%	2	48	-60.314%
2025-09-18	53.2000	53.2000	53.2000	53.2000	+0.377%	1	49	-60.150%
2025-09-16	52.0000	53.0000	52.0000	53.0000	+10.417%	2	48	-60.000%
2025-09-12	48.0000	48.0000	48.0000	48.0000	-3.808%	1	46	-55.833%
2025-09-11	49.4500	50.3000	49.4500	49.9000	-0.835%	7	51	-57.515%
2025-09-10	50.4000	50.4000	50.3200	50.3200	+5.206%	2	49	-57.870%
2025-09-05	48.1500	48.1500	47.8300	47.8300	-7.216%	4	47	-55.676%
2025-09-04	51.3500	51.5500	51.3500	51.5500	-11.350%	2	48	-58.875%
2025-09-02	58.1500	58.1500	58.1500	58.1500	+4.399%	1	49	-63.543%
2025-08-27	55.7000	55.7000	55.7000	55.7000	+13.165%	1	49	-61.939%
2025-08-21	47.5600	49.2200	45.4000	49.2200	+10.981%	14	48	-56.928%
2025-08-12	44.2000	44.3500	44.1700	44.3500	-5.235%	6	48	-52.198%
2025-08-08	46.7000	46.8000	46.0000	46.8000	-5.109%	17	51	-54.701%
2025-08-07	49.3200	49.3200	49.3200	49.3200	-11.007%	1	47	-57.015%
2025-08-06	55.4200	55.4200	55.4200	55.4200	-7.633%	1	47	-61.747%
2025-07-29	60.0000	60.0000	60.0000	60.0000	+2.951%	1	47	-64.667%
2025-07-22	58.2800	58.2800	58.2800	58.2800	+2.968%	5	46	-63.624%
2025-07-17	56.6000	56.6000	56.6000	56.6000	-2.363%	9	44	-62.544%
2025-07-16	58.0000	58.0000	57.9700	57.9700	+13.333%	3	35	-63.429%
2025-06-23	51.1500	51.1500	51.1500	51.1500	-14.250%	1	33	-58.553%
2025-06-20	59.6500	59.6500	59.6500	59.6500	+4.907%	2	33	-64.459%
2025-06-16	56.8300	56.8600	56.8300	56.8600	+4.908%	5	33	-62.715%
2025-06-11	54.5000	54.8000	54.2000	54.2000	+1.308%	6	28	-60.886%
2025-06-10	53.5000	53.5000	53.5000	53.5000	-2.780%	1	23	-60.374%
2025-06-05	55.0300	55.0300	55.0300	55.0300	+23.247%	1	23	-61.476%
2025-06-04	44.6500	44.6500	44.6500	44.6500	-2.935%	1	23	-52.520%
2025-06-03	46.4300	46.4300	46.0000	46.0000	-1.814%	3	23	-53.913%
2025-05-30	46.7500	46.8500	46.7500	46.8500	-17.372%	4	23	-54.749%
2025-05-29	58.0300	58.0300	55.8700	56.7000	+0.980%	26	22	-62.610%
2025-05-27	56.5500	56.5500	56.1500	56.1500	-3.439%	2	2	-62.244%
2025-05-23	58.2500	58.2500	58.1500	58.1500	0.000%	4	0	-63.543%