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COF20260918P175
COF Sep 18 2026 175.00 Put (COF260918P00175000)
option OPRA

EOD

Aug 10, 2026

0.3000-30.233%(-0.1300)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-10	0.3000	0.3000	0.3000	0.3000	-30.233%	1	1,009	0.000%
2026-08-07	0.4100	0.4300	0.4100	0.4300	+19.444%	10	1,009	-30.233%
2026-08-04	0.5100	0.5100	0.3600	0.3600	-28.000%	12	1,005	-16.667%
2026-08-03	0.8900	0.8900	0.5000	0.5000	-54.545%	4	1,001	-40.000%
2026-07-31	1.1000	1.1000	1.1000	1.1000	+10.000%	1	1,001	-72.727%
2026-07-30	1.3000	1.3000	1.0000	1.0000	-12.281%	19	1,001	-70.000%
2026-07-29	1.1000	1.1400	1.0000	1.1400	+6.542%	25	996	-73.684%
2026-07-28	1.1000	1.1000	1.0700	1.0700	-23.571%	8	1,007	-71.963%
2026-07-27	1.4800	1.4800	1.4000	1.4000	-31.707%	2	1,008	-78.571%
2026-07-24	2.3000	2.3000	2.0500	2.0500	-10.870%	4	1,008	-85.366%
2026-07-23	2.6000	2.6000	2.3000	2.3000	+13.861%	151	1,007	-86.957%
2026-07-22	2.0500	2.2500	1.9900	2.0200	-1.463%	63	936	-85.149%
2026-07-21	2.0500	2.0500	2.0500	2.0500	+36.667%	4	886	-85.366%
2026-07-16	1.5000	1.5000	1.5000	1.5000	-11.765%	4	886	-80.000%
2026-07-15	1.9000	1.9000	1.7000	1.7000	-24.444%	5	886	-82.353%
2026-07-14	2.2500	2.2500	2.2500	2.2500	-16.045%	3	886	-86.667%
2026-07-13	2.6800	2.6800	2.6800	2.6800	-14.921%	1	883	-88.806%
2026-07-10	2.9000	3.1500	2.9000	3.1500	-7.353%	6	883	-90.476%
2026-07-09	3.4000	3.4000	3.4000	3.4000	-5.556%	3	883	-91.176%
2026-07-08	3.6500	3.6500	3.6000	3.6000	+24.138%	2	880	-91.667%
2026-07-07	2.7500	2.9000	2.7500	2.9000	+16.000%	73	881	-89.655%
2026-07-06	2.5000	2.5000	2.5000	2.5000	-10.714%	1	913	-88.000%
2026-07-02	2.7500	2.8500	2.7500	2.8000	+1.818%	18	929	-89.286%
2026-07-01	3.0000	3.0000	2.7500	2.7500	-23.611%	11	929	-89.091%
2026-06-30	3.6000	3.6000	3.6000	3.6000	+2.857%	4	937	-91.667%
2026-06-29	3.5000	3.5000	3.5000	3.5000	+2.941%	1	937	-91.429%
2026-06-26	3.4000	3.4000	3.4000	3.4000	-2.857%	2	936	-91.176%
2026-06-25	2.9600	3.5000	2.9600	3.5000	-7.895%	8	937	-91.429%
2026-06-24	4.7000	4.7000	3.8000	3.8000	-17.391%	37	937	-92.105%
2026-06-23	4.1000	4.6000	4.1000	4.6000	+9.524%	55	934	-93.478%
2026-06-22	4.2000	4.2000	4.2000	4.2000	+13.514%	1	985	-92.857%
2026-06-18	3.9000	3.9000	3.7000	3.7000	-9.314%	31	1,028	-91.892%
2026-06-17	4.1000	4.1000	3.3000	4.0800	-2.857%	34	1,028	-92.647%
2026-06-16	4.8000	4.8000	4.2000	4.2000	-28.814%	360	1,028	-92.857%
2026-06-15	5.8000	5.9000	5.4000	5.9000	-31.395%	21	1,251	-94.915%
2026-06-12	9.1400	9.1400	8.6000	8.6000	-17.308%	10	1,253	-96.512%
2026-06-11	12.6000	12.6000	10.4000	10.4000	+4.628%	46	1,249	-97.115%
2026-06-10	9.8300	9.9400	9.8300	9.9400	+2.474%	7	1,263	-96.982%
2026-06-09	9.1000	10.1000	9.1000	9.7000	-8.491%	178	1,266	-96.907%
2026-06-08	10.6000	10.6000	10.6000	10.6000	-0.935%	14	1,095	-97.170%
2026-06-05	10.8000	10.8000	10.7000	10.7000	+10.309%	25	1,081	-97.196%
2026-06-04	10.8500	10.8500	9.5000	9.7000	-16.379%	67	1,064	-96.907%
2026-06-03	11.5000	11.6000	11.5000	11.6000	+23.404%	39	1,064	-97.414%
2026-06-02	9.0000	9.4000	9.0000	9.4000	+1.075%	43	1,030	-96.809%
2026-06-01	9.2000	9.3000	9.2000	9.3000	+17.722%	10	1,023	-96.774%
2026-05-29	8.6000	8.6000	7.8000	7.9000	-7.059%	16	1,016	-96.203%
2026-05-28	8.5000	8.5000	8.5000	8.5000	+3.659%	8	1,015	-96.471%
2026-05-27	8.2000	8.2000	8.2000	8.2000	-5.747%	3	1,019	-96.341%
2026-05-26	8.1300	8.7000	8.1300	8.7000	0.000%	9	1,019	-96.552%
2026-05-22	8.6000	8.7000	8.6000	8.7000	-1.136%	2	1,010	-96.552%
2026-05-21	8.8000	8.8000	8.8000	8.8000	-5.882%	2	1,010	-96.591%
2026-05-20	9.3500	9.3500	9.3500	9.3500	-9.223%	1	1,010	-96.791%
2026-05-19	10.2000	10.3000	10.2000	10.3000	+11.957%	89	920	-97.087%
2026-05-18	9.1000	9.2000	9.1000	9.2000	-5.155%	14	920	-96.739%
2026-05-15	9.7000	9.7000	9.7000	9.7000	-2.020%	21	920	-96.907%
2026-05-14	10.1000	10.1000	9.9000	9.9000	-8.756%	3	920	-96.970%
2026-05-13	10.8000	10.8500	10.7900	10.8500	+9.929%	198	732	-97.235%
2026-05-12	10.5000	10.6000	9.8700	9.8700	+0.203%	17	732	-96.960%
2026-05-11	8.7700	9.8500	8.7700	9.8500	+26.282%	6	732	-96.954%
2026-05-06	7.8000	7.8000	7.8000	7.8000	-14.286%	1	726	-96.154%
2026-05-05	8.8000	9.3000	8.8000	9.1000	+1.111%	49	726	-96.703%
2026-05-04	8.7900	9.0700	8.5000	9.0000	-1.099%	34	702	-96.667%
2026-05-01	8.8000	9.2000	8.7000	9.1000	+1.111%	28	669	-96.703%
2026-04-30	9.2000	9.4000	9.0000	9.0000	-8.163%	5	669	-96.667%
2026-04-29	9.4000	9.8000	9.1000	9.8000	+2.510%	40	670	-96.939%
2026-04-28	9.5600	9.5600	9.5600	9.5600	-3.434%	1	697	-96.862%
2026-04-24	10.0000	10.0000	9.9000	9.9000	+7.609%	8	699	-96.970%
2026-04-23	8.3000	9.2000	8.3000	9.2000	+16.456%	312	703	-96.739%
2026-04-22	7.0000	8.0000	7.0000	7.9000	+8.219%	22	393	-96.203%
2026-04-21	6.5800	7.4000	6.4500	7.3000	+4.286%	15	400	-95.890%
2026-04-17	7.0000	7.0000	6.6500	7.0000	-13.580%	3	390	-95.714%
2026-04-16	7.8500	8.3000	7.8500	8.1000	+2.532%	11	390	-96.296%
2026-04-15	8.5500	8.6000	7.9000	7.9000	-10.227%	9	393	-96.203%
2026-04-14	9.0500	9.0500	8.7100	8.8000	-8.333%	31	394	-96.591%
2026-04-13	11.0000	11.0000	9.6000	9.6000	-12.727%	24	383	-96.875%
2026-04-10	10.9000	11.2000	10.9000	11.0000	-4.348%	17	400	-97.273%
2026-04-08	11.5000	11.6000	11.5000	11.5000	-24.342%	3	399	-97.391%
2026-04-06	15.2000	15.2000	15.2000	15.2000	-1.299%	1	397	-98.026%
2026-04-02	16.3000	16.3000	15.4000	15.4000	+6.207%	5	398	-98.052%
2026-04-01	14.2000	14.6000	14.2000	14.5000	-7.643%	7	398	-97.931%
2026-03-31	15.8000	15.8000	15.6000	15.7000	-13.260%	82	391	-98.089%
2026-03-30	17.4000	18.1000	17.4000	18.1000	+13.836%	29	311	-98.343%
2026-03-26	15.5000	15.9000	15.5000	15.9000	+15.217%	16	307	-98.113%
2026-03-25	13.8000	13.8000	13.8000	13.8000	-6.757%	4	322	-97.826%
2026-03-24	14.8000	15.1000	14.7000	14.8000	-12.941%	38	322	-97.973%
2026-03-20	16.8000	17.2000	16.8000	17.0000	+1.190%	11	315	-98.235%
2026-03-19	17.5000	17.5000	16.7000	16.8000	+4.348%	9	310	-98.214%
2026-03-18	16.1000	16.1000	16.1000	16.1000	+7.333%	1	301	-98.137%
2026-03-17	15.2000	15.5000	15.0000	15.0000	-12.281%	71	300	-98.000%
2026-03-16	16.6000	17.1000	16.6000	17.1000	-6.557%	32	317	-98.246%
2026-03-13	18.7000	18.7000	18.2000	18.3000	-2.556%	51	330	-98.361%
2026-03-12	18.8000	18.8000	18.7000	18.7800	+29.517%	3	309	-98.403%
2026-03-10	15.0000	15.0000	14.5000	14.5000	-18.079%	4	307	-97.931%
2026-03-09	18.2000	18.2000	17.4000	17.7000	+12.739%	103	307	-98.305%
2026-03-06	15.8000	15.8000	15.6000	15.7000	+20.769%	44	220	-98.089%
2026-03-05	13.0000	13.0000	13.0000	13.0000	+10.638%	15	197	-97.692%
2026-03-04	12.5000	12.6000	11.7500	11.7500	-8.915%	6	199	-97.447%
2026-03-03	14.4000	15.3000	12.9000	12.9000	+2.381%	101	197	-97.674%
2026-03-02	13.9000	13.9000	12.6000	12.6000	-1.254%	6	126	-97.619%
2026-02-27	10.2000	12.7600	10.2000	12.7600	+46.667%	37	124	-97.649%
2026-02-26	8.7000	8.7000	8.7000	8.7000	-15.534%	1	110	-96.552%
2026-02-25	10.3000	10.3000	10.3000	10.3000	-12.712%	1	111	-97.087%
2026-02-24	11.8000	11.8000	11.8000	11.8000	-3.279%	1	111	-97.458%
2026-02-23	9.6000	12.2000	9.6000	12.2000	+43.529%	5	110	-97.541%
2026-02-20	8.5000	8.5000	8.5000	8.5000	+6.250%	1	106	-96.471%
2026-02-18	8.4000	8.4000	8.0000	8.0000	-8.046%	3	106	-96.250%
2026-02-17	9.1000	9.1000	8.7000	8.7000	-4.396%	8	106	-96.552%
2026-02-13	9.5000	9.5000	9.1000	9.1000	+28.169%	4	100	-96.703%
2026-02-12	7.1000	7.1000	7.1000	7.1000	+2.899%	1	100	-95.775%
2026-02-05	6.9000	6.9000	6.9000	6.9000	+2.985%	7	100	-95.652%
2026-01-30	6.4000	6.7000	6.4000	6.7000	+3.077%	9	100	-95.522%
2026-01-29	6.5000	6.5000	6.5000	6.5000	+4.670%	1	97	-95.385%
2026-01-28	6.2100	6.2100	6.2100	6.2100	-11.286%	1	97	-95.169%
2026-01-26	7.0000	7.0000	7.0000	7.0000	+3.704%	6	96	-95.714%
2026-01-23	6.5000	6.7500	6.5000	6.7500	+17.391%	6	90	-95.556%
2026-01-20	5.4000	5.7500	5.4000	5.7500	+12.745%	11	84	-94.783%
2026-01-15	5.1000	5.1000	5.1000	5.1000	-8.108%	1	94	-94.118%
2026-01-13	5.5500	5.5500	5.5500	5.5500	-1.070%	2	94	-94.595%
2026-01-12	5.6100	5.6100	5.6100	5.6100	+55.833%	1	92	-94.652%
2026-01-05	3.6000	3.6000	3.6000	3.6000	-10.000%	5	91	-91.667%
2025-12-23	4.0000	4.0000	4.0000	4.0000	-21.569%	6	86	-92.500%
2025-12-17	5.1000	5.1000	5.1000	5.1000	-35.443%	1	87	-94.118%
2025-12-01	7.9000	7.9000	7.9000	7.9000	-16.402%	3	87	-96.203%
2025-10-31	9.4500	9.4500	9.4500	9.4500	+9.884%	10	86	-96.825%
2025-10-22	8.6000	8.6000	8.6000	8.6000	-13.219%	1	86	-96.512%
2025-10-06	9.9100	9.9100	9.9100	9.9100	-18.099%	20	86	-96.973%
2025-08-08	12.1000	12.1000	12.1000	12.1000	+2.542%	2	73	-97.521%
2025-08-04	11.8000	11.8000	11.8000	11.8000	-6.349%	1	71	-97.458%
2025-08-01	12.6000	12.6000	12.6000	12.6000	+22.330%	2	71	-97.619%
2025-07-30	10.3000	10.3000	10.3000	10.3000	-5.505%	1	69	-97.087%
2025-07-29	10.9000	10.9000	10.9000	10.9000	+3.810%	1	69	-97.248%
2025-07-22	10.5000	10.5000	10.5000	10.5000	-7.080%	2	68	-97.143%
2025-07-16	12.1000	12.1000	11.3000	11.3000	-9.600%	42	68	-97.345%
2025-07-01	12.2700	12.5000	12.2700	12.5000	0.000%	31	31	-97.600%