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COST20260821P800
COST Aug 21 2026 800.00 Put (COST260821P00800000)
option OPRA

EOD

Jul 23, 2026

0.7500+11.940%(+0.0800)117

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	1.0000	1.0000	0.5400	0.7500	+11.940%	117	776	0.000%
2026-07-22	0.7000	0.8200	0.6700	0.6700	-1.471%	28	836	+11.940%
2026-07-21	0.9600	1.2400	0.6800	0.6800	-2.857%	51	862	+10.294%
2026-07-20	0.8000	0.8400	0.7000	0.7000	+22.807%	17	874	+7.143%
2026-07-17	0.8500	0.8500	0.5700	0.5700	-28.750%	4	861	+31.579%
2026-07-16	0.5000	1.2000	0.5000	0.8000	-33.884%	13	862	-6.250%
2026-07-15	1.3100	1.3100	1.0800	1.2100	-9.701%	10	864	-38.017%
2026-07-14	1.2800	1.3400	1.2800	1.3400	+3.077%	2	863	-44.030%
2026-07-13	1.5600	1.5600	1.2600	1.3000	-28.177%	12	863	-42.308%
2026-07-10	1.9500	1.9900	1.6600	1.8100	-10.837%	81	861	-58.564%
2026-07-09	1.8800	2.2500	1.8800	2.0300	+70.588%	231	905	-63.054%
2026-07-08	1.2700	1.2700	1.1900	1.1900	-10.526%	2	723	-36.975%
2026-07-07	1.6900	1.6900	1.3300	1.3300	+2.308%	4	723	-43.609%
2026-07-06	1.2600	1.5000	1.2600	1.3000	-5.109%	6	722	-42.308%
2026-07-02	1.9200	1.9200	1.3700	1.3700	-29.016%	120	600	-45.255%
2026-07-01	1.8900	1.9300	1.8900	1.9300	+36.879%	2	600	-61.140%
2026-06-30	1.6900	1.6900	1.4100	1.4100	-11.875%	17	598	-46.809%
2026-06-29	1.6000	1.6000	1.6000	1.6000	+16.788%	11	595	-53.125%
2026-06-26	1.5000	1.8100	1.3700	1.3700	-14.907%	9	600	-45.255%
2026-06-25	1.5800	1.6100	1.5800	1.6100	+11.806%	3	606	-53.416%
2026-06-24	1.2200	1.4400	1.2200	1.4400	+10.769%	5	604	-47.917%
2026-06-23	1.4800	1.6500	1.3000	1.3000	-11.565%	15	604	-42.308%
2026-06-22	1.6900	1.7500	1.4700	1.4700	-13.529%	9	599	-48.980%
2026-06-18	1.7000	1.7000	1.7000	1.7000	-2.857%	20	600	-55.882%
2026-06-17	1.4300	1.7500	1.4300	1.7500	+35.659%	5	600	-57.143%
2026-06-16	1.4200	1.4200	0.7000	1.2900	-6.522%	5	600	-41.860%
2026-06-15	1.4800	1.4800	1.3800	1.3800	-37.273%	26	600	-45.652%
2026-06-12	2.2500	2.2500	2.0000	2.2000	-10.569%	16	586	-65.909%
2026-06-10	2.5600	2.5900	2.4200	2.4600	-8.550%	6	570	-69.512%
2026-06-09	2.8500	2.8500	2.6900	2.6900	-2.182%	20	571	-72.119%
2026-06-08	2.9100	2.9100	2.7500	2.7500	+19.565%	3	562	-72.727%
2026-06-05	2.0100	2.3200	2.0100	2.3000	-9.804%	10	561	-67.391%
2026-06-04	2.5500	2.5500	2.4500	2.5500	-26.087%	3	558	-70.588%
2026-06-03	3.4500	3.4500	3.4500	3.4500	-7.507%	1	556	-78.261%
2026-06-02	4.1000	4.1000	3.7300	3.7300	-6.750%	26	555	-79.893%
2026-06-01	3.8000	4.2600	3.6400	4.0000	+4.712%	51	536	-81.250%
2026-05-29	4.1300	4.2200	3.5500	3.8200	+45.802%	46	498	-80.366%
2026-05-28	2.9600	2.9600	2.4100	2.6200	-9.343%	228	477	-71.374%
2026-05-26	2.9500	3.1100	2.8900	2.8900	+22.979%	4	318	-74.048%
2026-05-22	2.3500	2.3500	2.3500	2.3500	+4.444%	1	316	-68.085%
2026-05-21	2.3700	2.4900	2.2500	2.2500	+28.571%	29	312	-66.667%
2026-05-20	1.7500	1.7500	1.7500	1.7500	+2.339%	1	312	-57.143%
2026-05-19	1.7100	1.7100	1.7100	1.7100	-35.472%	9	312	-56.140%
2026-05-14	2.4000	2.6500	2.4000	2.6500	-18.462%	3	312	-71.698%
2026-05-11	3.2500	3.2500	3.2500	3.2500	-2.985%	1	312	-76.923%
2026-05-08	3.3500	3.3500	3.3500	3.3500	+2.134%	1	312	-77.612%
2026-05-01	3.2400	3.2800	3.2400	3.2800	-10.627%	9	307	-77.134%
2026-04-30	3.6700	3.6700	3.6700	3.6700	-12.827%	1	307	-79.564%
2026-04-29	4.2100	4.2100	4.2100	4.2100	+13.784%	1	307	-82.185%
2026-04-28	3.7000	3.7000	3.7000	3.7000	-32.727%	1	306	-79.730%
2026-04-16	5.5000	5.5000	5.5000	5.5000	-14.330%	1	306	-86.364%
2026-04-15	6.4200	6.4200	6.4200	6.4200	-4.179%	1	306	-88.318%
2026-04-14	6.5000	6.7000	6.5000	6.7000	+5.512%	3	305	-88.806%
2026-04-13	6.3500	6.3500	6.3500	6.3500	+11.404%	1	302	-88.189%
2026-04-10	5.7000	5.7000	5.7000	5.7000	-12.308%	1	302	-86.842%
2026-04-07	6.5000	6.5000	6.5000	6.5000	-5.386%	1	301	-88.462%
2026-04-06	6.6700	6.8700	6.6700	6.8700	-2.553%	2	301	-89.083%
2026-04-02	7.7000	7.7000	6.2000	7.0500	-20.068%	3	300	-89.362%
2026-03-31	8.9600	8.9600	8.8200	8.8200	-0.899%	2	300	-91.497%
2026-03-30	9.2500	9.2500	8.9000	8.9000	-11.000%	2	299	-91.573%
2026-03-24	9.9500	10.0000	9.9500	10.0000	-0.990%	4	299	-92.500%
2026-03-23	9.5100	10.1000	9.5100	10.1000	+4.881%	8	299	-92.574%
2026-03-20	9.4500	9.6300	9.4500	9.6300	+3.660%	2	297	-92.212%
2026-03-19	9.0100	9.6000	9.0100	9.2900	+3.222%	5	298	-91.927%
2026-03-18	9.0000	9.0000	9.0000	9.0000	+10.974%	1	298	-91.667%
2026-03-13	7.8700	8.1100	7.8700	8.1100	-8.876%	2	299	-90.752%
2026-03-12	8.9000	8.9000	8.9000	8.9000	+1.598%	6	299	-91.573%
2026-03-11	8.7600	8.7600	8.7600	8.7600	-2.667%	1	293	-91.438%
2026-03-09	10.1000	10.1000	9.0000	9.0000	-8.163%	2	292	-91.667%
2026-03-06	10.1000	10.1000	9.8000	9.8000	+7.104%	13	291	-92.347%
2026-03-04	9.1500	9.1500	9.1500	9.1500	-1.613%	1	290	-91.803%
2026-03-03	9.3000	9.3000	9.3000	9.3000	-7.000%	1	290	-91.935%
2026-02-27	9.9500	10.0000	9.6000	10.0000	-8.676%	13	291	-92.500%
2026-02-26	10.3500	11.0500	10.2500	10.9500	-0.455%	27	292	-93.151%
2026-02-23	10.6500	11.1400	10.6500	11.0000	0.000%	63	280	-93.182%
2026-02-20	11.0000	11.0000	11.0000	11.0000	+5.163%	1	219	-93.182%
2026-02-19	10.4600	10.4600	10.4600	10.4600	+3.564%	1	219	-92.830%
2026-02-18	9.8500	10.1000	9.8500	10.1000	+8.602%	3	219	-92.574%
2026-02-17	9.3000	9.3000	9.3000	9.3000	-20.784%	1	219	-91.935%
2026-02-10	11.7400	11.7400	11.7400	11.7400	+9.209%	1	219	-93.612%
2026-02-09	10.7500	10.7500	10.7500	10.7500	+2.576%	1	219	-93.023%
2026-02-05	11.2400	11.2400	10.4800	10.4800	-22.657%	3	218	-92.844%
2026-01-29	13.5500	13.5500	13.5500	13.5500	+18.341%	1	219	-94.465%
2026-01-26	11.4900	11.6000	11.4500	11.4500	-4.184%	6	219	-93.450%
2026-01-23	12.7700	12.7700	11.9500	11.9500	-4.629%	2	216	-93.724%
2026-01-22	12.5900	12.5900	12.5300	12.5300	-11.636%	2	217	-94.014%
2026-01-20	14.9000	14.9000	13.8000	14.1800	-2.877%	4	215	-94.711%
2026-01-16	14.7000	14.7000	14.6000	14.6000	-3.757%	28	240	-94.863%
2026-01-15	15.1700	15.1700	15.1700	15.1700	-9.810%	1	240	-95.056%
2026-01-14	16.8200	16.8200	16.8200	16.8200	+5.455%	1	240	-95.541%
2026-01-12	17.0500	17.3400	15.9300	15.9500	-13.315%	112	241	-95.298%
2026-01-09	18.4000	18.4000	18.4000	18.4000	-2.128%	1	195	-95.924%
2026-01-08	18.7000	18.8500	18.7000	18.8000	-26.275%	6	194	-96.011%
2026-01-06	28.9000	28.9000	25.5000	25.5000	-15.282%	16	195	-97.059%
2025-12-29	30.1000	30.1000	30.1000	30.1000	-13.256%	1	205	-97.508%
2025-12-19	34.7000	34.7000	34.7000	34.7000	+12.080%	1	205	-97.839%
2025-12-12	30.9600	30.9600	30.9600	30.9600	-4.738%	3	204	-97.578%
2025-12-10	32.5000	32.5000	32.5000	32.5000	+7.973%	25	204	-97.692%
2025-12-08	30.1500	30.6500	30.0500	30.1000	+7.500%	100	179	-97.508%
2025-12-04	27.8800	28.0000	27.8800	28.0000	+5.461%	15	79	-97.321%
2025-12-01	26.6000	26.6000	26.3500	26.5500	-6.842%	3	64	-97.175%
2025-11-11	28.3500	28.5000	28.3500	28.5000	+1.064%	2	62	-97.368%
2025-11-06	28.2000	28.2000	28.2000	28.2000	+2.732%	2	61	-97.340%
2025-10-29	27.5000	27.5000	27.4500	27.4500	+10.685%	3	60	-97.268%
2025-10-28	24.8000	24.8000	24.8000	24.8000	+14.286%	1	57	-96.976%
2025-10-15	21.4800	21.7000	21.4800	21.7000	-10.331%	4	57	-96.544%
2025-10-14	24.1500	24.2000	24.1500	24.2000	-5.098%	2	54	-96.901%
2025-10-13	25.5000	25.5000	25.5000	25.5000	-7.441%	1	54	-97.059%
2025-10-08	27.5500	27.5500	27.5500	27.5500	-4.007%	1	54	-97.278%
2025-10-07	28.7000	28.7000	28.7000	28.7000	+11.456%	1	55	-97.387%
2025-09-30	26.5500	26.5500	25.7500	25.7500	-7.274%	20	54	-97.087%
2025-09-26	27.7700	27.7700	27.7700	27.7700	+2.662%	1	54	-97.299%
2025-09-25	26.7200	27.0500	26.7200	27.0500	+12.474%	2	53	-97.227%
2025-09-24	24.1000	24.1100	23.8500	24.0500	+10.271%	52	52	-96.881%
2025-09-12	21.8100	21.8100	21.8100	21.8100	+4.604%	1	44	-96.561%
2025-09-10	21.0000	21.0000	20.8500	20.8500	-5.442%	2	44	-96.403%
2025-09-09	22.0500	22.0500	22.0500	22.0500	+2.558%	3	43	-96.599%
2025-09-08	21.5000	21.5000	21.5000	21.5000	-16.796%	1	46	-96.512%
2025-09-03	25.8000	25.8400	25.8000	25.8400	-3.039%	2	46	-97.098%
2025-09-02	26.6500	26.6500	26.6500	26.6500	-3.091%	3	46	-97.186%
2025-08-26	27.5000	27.5000	27.5000	27.5000	+12.245%	1	43	-97.273%
2025-08-22	23.7200	24.5000	23.7200	24.5000	+14.486%	2	43	-96.939%
2025-08-21	21.4000	21.4000	21.4000	21.4000	+8.795%	1	42	-96.495%
2025-08-20	19.6700	19.6700	19.6700	19.6700	-7.304%	1	43	-96.187%
2025-08-19	21.2200	21.2200	21.2200	21.2200	-1.440%	1	42	-96.466%
2025-08-18	21.5300	21.5300	21.5300	21.5300	-4.311%	1	41	-96.516%
2025-08-14	20.9500	22.5000	20.9500	22.5000	+2.273%	46	40	-96.667%
2025-08-13	22.0000	22.0000	22.0000	22.0000	0.000%	1	1	-96.591%