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COF20260918P170
COF Sep 18 2026 170.00 Put (COF260918P00170000)
option OPRA

EOD

Aug 13, 2026

0.1300+160.000%(+0.0800)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-13	0.1300	0.1300	0.1300	0.1300	+160.000%	1	1,332	0.000%
2026-08-12	0.0500	0.0500	0.0500	0.0500	-75.000%	2	1,333	+160.000%
2026-08-10	0.2000	0.2000	0.2000	0.2000	-9.091%	1	1,333	-35.000%
2026-08-07	0.2200	0.2200	0.2200	0.2200	-12.000%	3	1,334	-40.909%
2026-08-06	0.3500	0.3500	0.2500	0.2500	+25.000%	2	1,336	-48.000%
2026-08-05	0.2500	0.2500	0.2000	0.2000	-42.857%	2	1,338	-35.000%
2026-08-04	0.4500	0.4500	0.3500	0.3500	+2.941%	3	1,339	-62.857%
2026-08-03	0.6100	0.6100	0.3400	0.3400	-57.500%	9	1,342	-61.765%
2026-07-31	0.8000	0.8000	0.8000	0.8000	+9.589%	1	1,345	-83.750%
2026-07-30	0.7500	0.7500	0.7000	0.7300	-8.750%	4	1,345	-82.192%
2026-07-29	0.7700	0.9000	0.7700	0.8000	+6.667%	4	1,343	-83.750%
2026-07-28	0.8000	0.8000	0.7500	0.7500	-22.680%	6	1,344	-82.667%
2026-07-27	1.0000	1.0000	0.9700	0.9700	-25.385%	7	1,349	-86.598%
2026-07-24	1.6500	1.6500	1.3000	1.3000	-22.619%	2	1,353	-90.000%
2026-07-23	1.7600	2.2500	1.6800	1.6800	+13.514%	4	1,353	-92.262%
2026-07-22	1.5500	1.6300	1.4800	1.4800	-1.333%	25	1,352	-91.216%
2026-07-21	1.5000	1.5000	1.5000	1.5000	+11.111%	20	1,351	-91.333%
2026-07-20	1.3000	1.3500	1.3000	1.3500	0.000%	11	1,351	-90.370%
2026-07-17	1.5800	1.5800	1.3500	1.3500	+3.846%	17	1,341	-90.370%
2026-07-16	1.1000	1.3000	1.1000	1.3000	-3.704%	9	1,351	-90.000%
2026-07-15	1.5500	1.6000	1.3500	1.3500	-27.027%	18	1,349	-90.370%
2026-07-14	1.8500	1.8500	1.8500	1.8500	-7.035%	10	1,339	-92.973%
2026-07-13	1.9700	1.9900	1.9700	1.9900	-11.556%	3	1,347	-93.467%
2026-07-10	2.2500	2.2500	2.2500	2.2500	-15.094%	1	1,346	-94.222%
2026-07-09	2.6500	2.6500	2.6500	2.6500	-17.188%	1	1,346	-95.094%
2026-07-08	2.7500	3.2000	2.7000	3.2000	+56.098%	45	1,345	-95.938%
2026-07-07	2.0000	2.1000	2.0000	2.0500	+10.811%	12	1,346	-93.659%
2026-07-06	1.9000	1.9000	1.8500	1.8500	-11.905%	2	1,347	-92.973%
2026-07-02	1.9800	2.1500	1.9800	2.1000	0.000%	11	1,339	-93.810%
2026-07-01	2.3000	2.3000	2.1000	2.1000	-23.636%	2	1,339	-93.810%
2026-06-30	2.5600	2.7500	2.5200	2.7500	+1.852%	16	1,340	-95.273%
2026-06-29	2.6500	2.7000	2.6500	2.7000	+12.500%	3	1,340	-95.185%
2026-06-26	2.5000	2.5000	2.4000	2.4000	-4.000%	3	1,342	-94.583%
2026-06-25	2.4000	2.5000	2.4000	2.5000	-19.355%	12	1,341	-94.800%
2026-06-24	3.6000	3.6000	3.0000	3.1000	-13.889%	60	1,342	-95.806%
2026-06-23	3.4000	3.6000	3.4000	3.6000	+20.000%	5	1,340	-96.389%
2026-06-22	2.8000	3.0000	2.8000	3.0000	+3.448%	35	1,338	-95.667%
2026-06-18	3.0000	3.0000	2.9000	2.9000	-8.805%	27	1,288	-95.517%
2026-06-17	3.0000	3.1800	3.0000	3.1800	-0.625%	2	1,288	-95.912%
2026-06-16	4.1000	4.1000	3.2000	3.2000	-28.090%	24	1,288	-95.938%
2026-06-15	5.4600	5.4600	4.4500	4.4500	-36.429%	4	1,285	-97.079%
2026-06-12	7.1000	7.1000	6.8500	7.0000	-17.647%	34	1,286	-98.143%
2026-06-11	9.0000	9.0000	8.5000	8.5000	-5.556%	59	1,288	-98.471%
2026-06-10	8.6500	9.0000	8.6500	9.0000	+14.358%	24	1,288	-98.556%
2026-06-09	8.3000	8.3000	7.8400	7.8700	-7.412%	8	1,286	-98.348%
2026-06-08	8.5000	8.5000	8.5000	8.5000	+7.595%	1	1,279	-98.471%
2026-06-04	7.9000	7.9000	7.7000	7.9000	-11.236%	16	1,280	-98.354%
2026-06-03	8.9000	8.9000	8.9000	8.9000	+17.105%	1	1,280	-98.539%
2026-06-02	7.2000	7.6000	7.2000	7.6000	+5.556%	7	1,281	-98.289%
2026-06-01	7.8000	7.8000	7.2000	7.2000	+9.756%	18	1,275	-98.194%
2026-05-29	6.5600	6.5600	6.5600	6.5600	-4.928%	1	1,265	-98.018%
2026-05-28	6.9000	6.9000	6.9000	6.9000	+2.374%	4	1,265	-98.116%
2026-05-27	6.9200	6.9200	6.7400	6.7400	-7.671%	8	1,269	-98.071%
2026-05-26	7.1000	7.3000	7.1000	7.3000	+7.353%	8	1,269	-98.219%
2026-05-22	7.0000	7.0000	6.8000	6.8000	-11.688%	8	1,279	-98.088%
2026-05-21	7.7000	8.1000	7.7000	7.7000	+0.654%	88	1,239	-98.312%
2026-05-20	7.6500	7.6500	7.6500	7.6500	-8.383%	1	1,239	-98.301%
2026-05-19	8.4000	8.4000	8.2600	8.3500	+9.868%	5	1,251	-98.443%
2026-05-18	7.7000	7.7000	7.6000	7.6000	0.000%	20	1,251	-98.289%
2026-05-15	8.0000	8.0000	7.6000	7.6000	-5.000%	10	1,251	-98.289%
2026-05-14	8.1500	8.2500	8.0000	8.0000	-14.894%	23	1,259	-98.375%
2026-05-13	9.1000	9.4000	9.1000	9.4000	+15.196%	35	1,293	-98.617%
2026-05-12	9.1000	9.1000	8.1600	8.1600	-6.207%	355	1,293	-98.407%
2026-05-11	8.1000	8.7000	8.1000	8.7000	+29.851%	419	1,293	-98.506%
2026-05-07	6.7000	6.7000	6.7000	6.7000	+4.037%	3	1,010	-98.060%
2026-05-06	6.4400	6.4400	6.4400	6.4400	-16.364%	3	1,013	-97.981%
2026-05-05	7.5000	7.7000	7.1000	7.7000	+1.316%	25	1,013	-98.312%
2026-05-04	7.3000	7.6000	7.1000	7.6000	+2.703%	27	1,010	-98.289%
2026-05-01	7.3000	7.6000	7.1000	7.4000	-3.896%	281	916	-98.243%
2026-04-30	8.4600	8.4600	7.7000	7.7000	-8.333%	23	916	-98.312%
2026-04-29	8.0500	8.4000	7.7000	8.4000	+3.704%	19	912	-98.452%
2026-04-28	7.6000	8.1000	7.6000	8.1000	+2.532%	17	912	-98.395%
2026-04-27	8.2200	8.4000	7.9000	7.9000	-8.140%	23	928	-98.354%
2026-04-24	8.2000	8.6000	8.2000	8.6000	+8.861%	24	943	-98.488%
2026-04-23	7.1000	7.9000	7.0000	7.9000	+17.910%	13	930	-98.354%
2026-04-22	5.8000	6.8000	5.8000	6.7000	+6.349%	22	921	-98.060%
2026-04-21	6.2000	6.3000	6.1000	6.3000	+14.545%	6	921	-97.937%
2026-04-17	5.7000	5.7000	5.5000	5.5000	-19.118%	2	921	-97.636%
2026-04-16	6.8000	6.8000	6.6200	6.8000	-1.449%	3	922	-98.088%
2026-04-15	7.3200	7.5000	6.9000	6.9000	-18.824%	31	922	-98.116%
2026-04-13	10.0000	10.0000	8.5000	8.5000	-9.574%	10	948	-98.471%
2026-04-10	9.4000	9.7000	9.4000	9.4000	-5.051%	14	953	-98.617%
2026-04-08	10.1800	10.1800	9.9000	9.9000	-25.000%	5	954	-98.687%
2026-04-07	13.6000	13.6000	13.2000	13.2000	0.000%	7	954	-99.015%
2026-04-06	13.2000	13.2000	13.2000	13.2000	-4.348%	1	953	-99.015%
2026-04-02	13.5000	13.8000	13.5000	13.8000	-0.719%	147	814	-99.058%
2026-03-31	14.3300	14.3300	13.9000	13.9000	-12.579%	76	814	-99.065%
2026-03-30	15.6000	15.9000	15.2000	15.9000	-4.733%	57	813	-99.182%
2026-03-27	16.1000	16.6900	16.1000	16.6900	+21.382%	118	821	-99.221%
2026-03-26	13.2000	13.7500	13.2000	13.7500	+10.798%	26	807	-99.055%
2026-03-25	12.5000	12.5000	12.4100	12.4100	-5.267%	8	782	-98.952%
2026-03-24	13.8400	13.8400	12.8000	13.1000	-13.245%	9	780	-99.008%
2026-03-20	15.1000	15.1000	15.1000	15.1000	+1.342%	3	779	-99.139%
2026-03-19	15.4000	15.4000	14.7000	14.9000	-1.325%	20	779	-99.128%
2026-03-16	15.1000	15.1000	15.1000	15.1000	-6.211%	1	767	-99.139%
2026-03-13	15.9000	16.4000	15.9000	16.1000	-3.012%	25	766	-99.193%
2026-03-12	16.3500	16.6500	16.3500	16.6000	+12.925%	128	745	-99.217%
2026-03-11	14.6000	14.7000	14.6000	14.7000	-3.289%	6	670	-99.116%
2026-03-09	15.4800	16.2500	15.2000	15.2000	+9.353%	32	664	-99.145%
2026-03-06	14.0000	14.0000	13.9000	13.9000	+25.225%	2	643	-99.065%
2026-03-05	11.2000	11.2000	11.0000	11.1000	-4.721%	3	641	-98.829%
2026-03-03	12.6100	13.1000	11.6500	11.6500	-0.427%	9	640	-98.884%
2026-03-02	11.7000	11.7000	11.7000	11.7000	+4.464%	1	633	-98.889%
2026-02-27	10.1000	11.2000	10.1000	11.2000	+49.333%	11	632	-98.839%
2026-02-26	7.5000	7.5000	7.5000	7.5000	-8.537%	500	626	-98.267%
2026-02-25	8.2000	8.2000	8.2000	8.2000	-19.608%	1	127	-98.415%
2026-02-24	11.6000	11.6000	10.2000	10.2000	-7.273%	2	127	-98.725%
2026-02-23	10.5000	11.0300	10.4300	11.0000	+54.930%	7	126	-98.818%
2026-02-20	7.1000	7.1000	7.1000	7.1000	+5.655%	1	123	-98.169%
2026-02-18	6.9500	7.3000	6.6100	6.7200	-11.579%	76	122	-98.065%
2026-02-17	7.5000	7.6000	7.5000	7.6000	-2.314%	22	70	-98.289%
2026-02-13	7.8000	7.8000	7.6800	7.7800	+31.864%	50	34	-98.329%
2026-02-05	5.9000	5.9000	5.9000	5.9000	+13.462%	1	34	-97.797%
2026-02-04	5.2000	5.2000	5.2000	5.2000	+3.586%	1	34	-97.500%
2026-02-02	5.0200	5.0200	5.0200	5.0200	-13.448%	10	35	-97.410%
2026-01-27	5.8000	5.8000	5.8000	5.8000	+0.694%	1	36	-97.759%
2026-01-23	5.7500	5.9000	5.7500	5.7600	+18.519%	12	36	-97.743%
2026-01-20	4.8600	4.8600	4.8600	4.8600	+1.250%	1	31	-97.325%
2026-01-13	4.9000	4.9000	4.8000	4.8000	-2.041%	21	30	-97.292%
2026-01-12	4.9000	4.9000	4.9000	4.9000	+75.000%	2	15	-97.347%
2026-01-08	2.8000	2.8000	2.8000	2.8000	-20.000%	1	15	-95.357%
2025-12-23	3.5000	3.5000	3.5000	3.5000	-12.500%	1	14	-96.286%
2025-12-19	4.0000	4.0000	4.0000	4.0000	-4.762%	1	15	-96.750%
2025-12-16	4.2000	4.2000	4.2000	4.2000	-42.228%	1	14	-96.905%
2025-09-22	7.2700	7.2700	7.2700	7.2700	-32.056%	1	13	-98.212%
2025-08-08	10.7000	10.7000	10.7000	10.7000	+1.905%	3	13	-98.785%
2025-08-04	10.5000	10.5000	10.5000	10.5000	+9.375%	2	10	-98.762%
2025-07-30	9.6000	9.6000	9.6000	9.6000	-1.031%	2	8	-98.646%
2025-07-29	9.7000	9.7000	9.7000	9.7000	-1.020%	2	6	-98.660%
2025-07-25	9.8000	9.8000	9.8000	9.8000	+5.376%	1	4	-98.673%
2025-07-22	9.3000	9.3000	9.3000	9.3000	-5.102%	2	4	-98.602%
2025-07-18	9.8000	9.8000	9.8000	9.8000	-1.210%	1	2	-98.673%
2025-07-15	9.9200	9.9200	9.9200	9.9200	-5.614%	1	1	-98.690%
2025-07-02	10.5100	10.5100	10.5100	10.5100	-42.568%	1	2	-98.763%
2025-06-02	18.3000	18.3000	18.3000	18.3000	0.000%	1	1	-99.290%