Dark

COST20260918P880
COST Sep 18 2026 880.00 Put (COST260918P00880000)
option OPRA

EOD

Jul 23, 2026

14.00+6.870%(+0.90)28

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	14.8000	15.8200	14.0000	14.0000	+6.870%	28	758	0.000%
2026-07-22	12.1200	14.1500	12.1200	13.1000	+2.584%	10	746	+6.870%
2026-07-21	12.6200	13.3500	12.4000	12.7700	+16.408%	32	742	+9.632%
2026-07-20	10.4200	10.9700	10.4200	10.9700	-2.920%	2	736	+27.621%
2026-07-17	7.9700	12.0000	7.9700	11.3000	+6.103%	6	735	+23.894%
2026-07-16	11.4800	11.4800	10.6000	10.6500	-32.467%	18	734	+31.455%
2026-07-15	16.9900	16.9900	14.7800	15.7700	-6.631%	13	724	-11.224%
2026-07-14	15.4500	16.8900	14.2500	16.8900	+16.082%	9	723	-17.111%
2026-07-13	15.8000	15.8000	13.6500	14.5500	-14.462%	13	718	-3.780%
2026-07-10	19.0200	19.0200	17.0100	17.0100	-13.435%	10	713	-17.695%
2026-07-09	15.7000	21.3000	15.7000	19.6500	+94.940%	60	710	-28.753%
2026-07-08	9.5000	10.0800	9.5000	10.0800	-15.294%	4	671	+38.889%
2026-07-06	11.6000	11.9000	11.6000	11.9000	+1.709%	2	672	+17.647%
2026-07-02	13.2900	13.3300	11.6500	11.7000	-33.028%	158	617	+19.658%
2026-07-01	17.6000	17.6000	16.5000	17.4700	+29.216%	40	617	-19.863%
2026-06-30	12.6500	14.3000	12.6500	13.5200	+9.385%	17	613	+3.550%
2026-06-29	12.3600	12.3600	12.3600	12.3600	+3.000%	5	604	+13.269%
2026-06-26	10.2000	12.0000	10.2000	12.0000	-15.194%	11	604	+16.667%
2026-06-25	14.3000	14.3000	12.9200	14.1500	+21.983%	12	604	-1.060%
2026-06-23	10.8500	11.6000	10.7500	11.6000	-13.433%	6	602	+20.690%
2026-06-22	14.0000	14.0000	12.8400	13.4000	-0.520%	23	599	+4.478%
2026-06-18	13.2600	14.1400	13.1500	13.4700	+17.642%	74	587	+3.935%
2026-06-17	9.5200	11.4500	9.5200	11.4500	+34.706%	3	587	+22.271%
2026-06-16	9.4500	9.6500	8.4500	8.5000	-10.526%	25	587	+64.706%
2026-06-15	10.6000	10.6000	8.8200	9.5000	-24.182%	8	590	+47.368%
2026-06-12	12.5300	12.5300	12.5300	12.5300	+5.738%	1	594	+11.732%
2026-06-11	11.9000	11.9000	11.8500	11.8500	-7.422%	2	593	+18.143%
2026-06-10	12.7000	12.9000	12.7000	12.8000	-6.569%	4	594	+9.375%
2026-06-09	13.5000	14.4000	12.5500	13.7000	-1.439%	16	596	+2.190%
2026-06-08	13.9200	14.1900	13.8500	13.9000	+25.225%	29	598	+0.719%
2026-06-05	11.5500	11.5500	11.1000	11.1000	-13.281%	2	590	+26.126%
2026-06-04	12.7000	12.8000	12.7000	12.8000	-20.497%	3	592	+9.375%
2026-06-03	17.0900	17.0900	14.7000	16.1000	-8.678%	40	590	-13.043%
2026-06-02	19.8500	19.8500	17.6300	17.6300	-16.840%	5	574	-20.590%
2026-06-01	19.0000	21.2000	19.0000	21.2000	+16.612%	3	572	-33.962%
2026-05-29	13.8000	20.0000	13.8000	18.1800	+51.248%	36	570	-22.992%
2026-05-28	11.2700	12.1000	11.2500	12.0200	+1.864%	14	547	+16.473%
2026-05-27	12.5000	12.5000	11.7200	11.8000	-13.931%	34	546	+18.644%
2026-05-26	13.7100	13.7100	13.7100	13.7100	+37.789%	1	546	+2.115%
2026-05-22	9.3000	9.9500	9.3000	9.9500	+18.877%	4	543	+40.704%
2026-05-21	8.3700	8.3700	8.3700	8.3700	+36.098%	1	543	+67.264%
2026-05-20	6.5500	6.5500	6.1500	6.1500	-3.906%	10	543	+127.642%
2026-05-19	6.4000	6.4000	6.4000	6.4000	-4.478%	2	541	+118.750%
2026-05-18	7.9700	7.9700	6.7000	6.7000	-21.176%	9	541	+108.955%
2026-05-15	8.5000	8.5000	8.5000	8.5000	-22.727%	1	541	+64.706%
2026-05-13	11.0000	11.0000	11.0000	11.0000	-21.429%	1	541	+27.273%
2026-05-11	13.3500	14.0000	13.3500	14.0000	+4.089%	2	542	0.000%
2026-05-07	14.6000	14.6000	13.2000	13.4500	-7.049%	4	543	+4.089%
2026-05-06	13.4500	14.4700	13.4500	14.4700	+24.957%	4	545	-3.248%
2026-05-01	11.5800	11.5800	11.5800	11.5800	-5.082%	1	543	+20.898%
2026-04-30	12.2000	12.2000	12.2000	12.2000	-16.438%	51	543	+14.754%
2026-04-27	14.3800	14.8000	14.3800	14.6000	+0.690%	13	594	-4.110%
2026-04-22	14.5000	14.5000	14.5000	14.5000	-19.444%	1	598	-3.448%
2026-04-16	17.7200	18.5500	17.7200	18.0000	-1.099%	21	598	-22.222%
2026-04-15	18.2000	18.2000	18.2000	18.2000	-12.710%	1	598	-23.077%
2026-04-14	20.8500	20.8500	20.8500	20.8500	+23.373%	1	597	-32.854%
2026-04-10	16.6000	16.9500	16.6000	16.9000	+37.959%	13	597	-17.160%
2026-04-09	12.2500	12.2500	12.2500	12.2500	-18.605%	1	592	+14.286%
2026-04-08	17.8500	17.8500	15.0500	15.0500	-22.821%	67	592	-6.977%
2026-04-02	20.6500	20.7000	19.5000	19.5000	-9.722%	72	583	-28.205%
2026-04-01	21.6000	21.6000	21.6000	21.6000	-14.115%	1	583	-35.185%
2026-03-27	25.1500	25.1500	25.1500	25.1500	+3.074%	1	583	-44.334%
2026-03-26	24.0000	24.4000	24.0000	24.4000	0.000%	37	582	-42.623%
2026-03-25	27.0000	27.0000	24.4000	24.4000	-5.609%	2	564	-42.623%
2026-03-24	26.2500	27.2500	25.8500	25.8500	+2.579%	6	563	-45.841%
2026-03-20	25.2000	25.2000	25.2000	25.2000	-3.189%	1	560	-44.444%
2026-03-19	26.3000	26.3000	25.5000	26.0300	+11.525%	9	559	-46.216%
2026-03-18	22.1000	23.3400	22.1000	23.3400	+19.082%	6	554	-40.017%
2026-03-17	19.6000	19.6000	19.6000	19.6000	-7.109%	1	549	-28.571%
2026-03-16	21.2700	21.2700	21.1000	21.1000	+0.381%	2	549	-33.649%
2026-03-13	21.0200	21.0200	21.0200	21.0200	-4.628%	1	549	-33.397%
2026-03-12	22.3500	22.8000	21.9500	22.0400	-3.755%	75	548	-36.479%
2026-03-11	22.6000	23.2000	22.3500	22.9000	+1.148%	24	527	-38.865%
2026-03-09	24.1000	24.1000	22.6400	22.6400	-7.213%	20	528	-38.163%
2026-03-06	24.1500	25.1000	24.1000	24.4000	-8.955%	47	517	-42.623%
2026-03-05	26.8000	26.8000	26.8000	26.8000	+18.427%	1	492	-47.761%
2026-03-03	22.6300	22.6300	22.6300	22.6300	+1.937%	1	492	-38.135%
2026-03-02	21.6000	22.2000	21.6000	22.2000	-5.812%	61	492	-36.937%
2026-02-27	23.5700	23.5700	23.5700	23.5700	-11.723%	1	448	-40.602%
2026-02-20	26.7000	26.7000	26.7000	26.7000	+20.270%	2	448	-47.566%
2026-02-18	22.7500	22.7500	22.2000	22.2000	-3.896%	2	446	-36.937%
2026-02-17	23.1000	23.1000	23.1000	23.1000	-0.901%	2	446	-39.394%
2026-02-13	23.5500	23.5500	21.8000	23.3100	-2.672%	52	428	-39.940%
2026-02-12	25.4500	25.4500	23.9500	23.9500	-13.849%	14	428	-41.545%
2026-02-11	28.3500	28.3500	27.8000	27.8000	+10.934%	2	418	-49.640%
2026-02-09	27.1500	27.1500	25.0600	25.0600	+0.240%	8	417	-44.134%
2026-02-06	26.0500	26.6000	25.0000	25.0000	-6.542%	49	413	-44.000%
2026-02-05	26.6500	26.7500	26.6500	26.7500	-2.727%	2	393	-47.664%
2026-02-04	27.2500	27.5000	27.1500	27.5000	-6.937%	6	393	-49.091%
2026-02-03	28.2000	29.7500	28.0000	29.5500	-1.827%	25	391	-52.623%
2026-02-02	31.9000	32.3500	30.1000	30.1000	-18.583%	39	389	-53.488%
2026-01-30	36.9700	36.9700	36.9700	36.9700	+10.855%	8	383	-62.131%
2026-01-29	33.2000	33.4500	33.2000	33.3500	+7.235%	6	383	-58.021%
2026-01-28	31.6500	31.9500	31.1000	31.1000	+2.640%	38	380	-54.984%
2026-01-27	30.0000	30.3000	29.6000	30.3000	+10.182%	8	378	-53.795%
2026-01-26	26.9000	27.5000	26.9000	27.5000	-3.509%	4	380	-49.091%
2026-01-23	29.7500	29.7500	28.1500	28.5000	-3.879%	9	380	-50.877%
2026-01-22	29.7500	30.0000	29.5000	29.6500	+2.737%	15	375	-52.782%
2026-01-21	28.3300	28.8600	28.3300	28.8600	-14.993%	5	377	-51.490%
2026-01-20	35.6000	35.7500	32.2500	33.9500	-0.731%	94	374	-58.763%
2026-01-16	35.3000	35.3500	34.2000	34.2000	-8.311%	21	357	-59.064%
2026-01-14	37.6500	37.6500	37.3000	37.3000	-4.968%	2	357	-62.466%
2026-01-13	39.7000	40.0000	39.2500	39.2500	+1.684%	6	356	-64.331%
2026-01-12	40.6500	41.0500	38.5500	38.6000	-11.183%	24	355	-63.731%
2026-01-09	46.6500	46.9000	43.4600	43.4600	-6.437%	11	347	-67.786%
2026-01-08	42.8500	46.4500	42.7000	46.4500	-15.729%	124	342	-69.860%
2026-01-06	57.6300	57.6300	55.1200	55.1200	-15.976%	3	317	-74.601%
2025-12-30	66.4500	66.4500	65.6000	65.6000	+2.580%	17	320	-78.659%
2025-12-29	63.9500	63.9500	63.9500	63.9500	+3.228%	1	334	-78.108%
2025-12-26	61.9500	61.9500	61.9500	61.9500	+1.557%	1	334	-77.401%
2025-12-24	63.0000	63.0000	61.0000	61.0000	-16.220%	3	335	-77.049%
2025-12-19	72.8100	72.8100	72.8100	72.8100	+4.059%	1	335	-80.772%
2025-12-18	69.9700	69.9700	69.9700	69.9700	-3.290%	1	336	-79.991%
2025-12-16	74.0500	74.0500	71.8300	72.3500	+11.308%	6	337	-80.650%
2025-12-15	65.0000	65.0000	65.0000	65.0000	+1.563%	2	337	-78.462%
2025-12-11	66.5000	66.5000	64.0000	64.0000	-4.478%	3	335	-78.125%
2025-12-10	67.0000	67.0000	67.0000	67.0000	+7.752%	2	337	-79.104%
2025-12-09	62.1800	62.1800	62.1800	62.1800	-0.592%	1	335	-77.485%
2025-12-08	62.8000	62.8000	62.5500	62.5500	+12.927%	2	334	-77.618%
2025-12-04	55.3900	55.3900	55.3900	55.3900	-0.983%	2	333	-74.725%
2025-11-28	56.3000	56.3000	55.9300	55.9400	-13.673%	26	335	-74.973%
2025-11-25	64.8000	64.8000	64.8000	64.8000	+8.000%	1	337	-78.395%
2025-11-18	60.0000	60.0000	60.0000	60.0000	+8.755%	1	337	-76.667%
2025-11-13	55.1700	55.1700	55.1700	55.1700	-6.807%	1	336	-74.624%
2025-11-12	59.2000	59.2000	59.2000	59.2000	+4.372%	1	336	-76.351%
2025-11-10	56.0000	56.7200	56.0000	56.7200	+16.111%	3	335	-75.317%
2025-11-04	48.8500	48.8500	48.8500	48.8500	-6.418%	1	333	-71.341%
2025-11-03	52.2500	52.2500	52.2000	52.2000	-2.703%	2	333	-73.180%
2025-10-30	53.5900	53.7500	53.5300	53.6500	+8.779%	8	333	-73.905%
2025-10-20	49.3200	49.3200	49.3200	49.3200	+12.860%	1	333	-71.614%
2025-10-15	43.7000	43.7000	43.7000	43.7000	-7.903%	1	332	-67.963%
2025-10-14	47.9500	47.9500	47.4500	47.4500	-12.130%	2	331	-70.495%
2025-10-08	54.0000	54.0000	54.0000	54.0000	-2.965%	15	330	-74.074%
2025-10-06	55.6500	55.6500	55.6500	55.6500	+4.213%	2	315	-74.843%
2025-09-30	53.4000	53.4000	53.4000	53.4000	-5.151%	1	316	-73.783%
2025-09-29	56.4800	56.4800	56.3000	56.3000	+5.234%	4	316	-75.133%
2025-09-26	58.9700	58.9700	53.5000	53.5000	+10.196%	17	316	-73.832%
2025-09-22	48.5500	48.5500	48.5500	48.5500	+5.087%	1	307	-71.164%
2025-09-16	46.2000	46.2000	46.2000	46.2000	+2.099%	1	307	-69.697%
2025-09-04	44.8500	45.2500	44.8500	45.2500	-10.254%	2	307	-69.061%
2025-09-02	50.5000	50.5000	50.2900	50.4200	+10.692%	10	307	-72.233%
2025-08-22	45.5500	45.5500	45.5500	45.5500	+4.592%	1	308	-69.265%
2025-08-21	43.5500	43.5500	43.5500	43.5500	+7.134%	1	308	-67.853%
2025-08-18	42.0500	42.0500	40.6500	40.6500	-5.794%	101	308	-65.560%
2025-08-15	41.6000	43.1500	41.6000	43.1500	+8.281%	2	207	-67.555%
2025-08-13	39.8500	39.8500	39.8500	39.8500	+2.049%	1	205	-64.868%
2025-08-12	39.8500	39.8500	39.0500	39.0500	-5.333%	2	205	-64.149%
2025-08-07	41.2500	41.2500	41.2500	41.2500	-12.643%	3	204	-66.061%
2025-08-06	47.2200	47.2200	47.2200	47.2200	-10.906%	1	204	-70.352%
2025-07-29	52.9000	53.0000	52.9000	53.0000	+1.377%	7	203	-73.585%
2025-07-25	52.2800	52.2800	52.2800	52.2800	+5.616%	1	202	-73.221%
2025-07-17	49.5000	49.5000	49.5000	49.5000	+11.361%	1	202	-71.717%
2025-07-09	44.4500	44.4500	44.4500	44.4500	-7.396%	5	202	-68.504%
2025-06-25	47.9800	48.1200	47.9800	48.0000	+6.195%	4	202	-70.833%
2025-06-24	45.2000	45.2000	45.2000	45.2000	-6.996%	5	204	-69.027%
2025-06-23	48.6000	48.6000	48.6000	48.6000	+0.206%	7	199	-71.193%
2025-06-11	47.5000	48.5000	47.5000	48.5000	+1.042%	151	199	-71.134%
2025-06-10	48.0000	48.0000	48.0000	48.0000	-3.226%	2	75	-70.833%
2025-06-05	49.7000	49.7500	49.6000	49.6000	0.000%	76	75	-71.774%