Dark

COF20260918P180
COF Sep 18 2026 180.00 Put (COF260918P00180000)
option OPRA

EOD

Aug 13, 2026

0.3000+20.000%(+0.0500)5

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-13	0.3000	0.3000	0.3000	0.3000	+20.000%	5	1,062	0.000%
2026-08-12	0.3000	0.3000	0.2500	0.2500	0.000%	13	1,062	+20.000%
2026-08-11	0.2500	0.2500	0.2500	0.2500	-34.211%	4	1,064	+20.000%
2026-08-10	0.4000	0.4000	0.3800	0.3800	-15.556%	5	1,064	-21.053%
2026-08-06	0.6000	0.6000	0.4000	0.4500	-34.783%	11	1,067	-33.333%
2026-08-05	0.6900	0.6900	0.6900	0.6900	+21.053%	2	1,072	-56.522%
2026-08-04	0.7500	0.7500	0.5700	0.5700	-12.308%	7	1,074	-47.368%
2026-08-03	1.0000	1.0000	0.6500	0.6500	-58.065%	17	1,078	-53.846%
2026-07-31	1.5500	1.5500	1.5500	1.5500	+12.319%	6	1,093	-80.645%
2026-07-30	1.5500	1.5500	1.3800	1.3800	-8.609%	2	1,092	-78.261%
2026-07-29	1.5000	1.5100	1.3900	1.5100	+7.857%	10	1,091	-80.132%
2026-07-28	1.8500	1.8500	1.4000	1.4000	-31.373%	33	1,087	-78.571%
2026-07-27	1.8400	2.0400	1.8000	2.0400	-21.538%	43	1,086	-85.294%
2026-07-24	3.0000	3.0000	2.6000	2.6000	-18.239%	6	1,066	-88.462%
2026-07-23	3.1000	3.8000	3.1000	3.1800	+13.571%	13	1,065	-90.566%
2026-07-22	3.0500	3.1500	2.8000	2.8000	+3.704%	37	1,065	-89.286%
2026-07-21	2.7800	2.7800	2.6800	2.7000	+3.846%	156	1,063	-88.889%
2026-07-20	2.6000	2.6000	2.6000	2.6000	-2.985%	6	1,056	-88.462%
2026-07-17	2.6900	2.6900	2.6800	2.6800	+34.000%	15	1,050	-88.806%
2026-07-16	2.8000	2.8000	2.0000	2.0000	-23.077%	34	1,041	-85.000%
2026-07-15	2.6000	2.6000	2.6000	2.6000	-18.750%	2	1,057	-88.462%
2026-07-14	3.3900	3.3900	3.2000	3.2000	-10.864%	18	1,057	-90.625%
2026-07-13	3.5000	3.7000	3.5000	3.5900	-20.222%	29	1,045	-91.643%
2026-07-09	5.0000	5.0000	4.3000	4.5000	-30.769%	42	1,046	-93.333%
2026-07-08	4.8000	6.5000	4.8000	6.5000	+75.676%	49	1,049	-95.385%
2026-07-07	3.8000	3.8000	3.7000	3.7000	+15.625%	71	1,056	-91.892%
2026-07-06	3.2800	3.4000	3.2000	3.2000	-14.894%	8	1,089	-90.625%
2026-07-02	3.2500	3.8000	3.2500	3.7600	-3.590%	72	1,156	-92.021%
2026-07-01	3.9000	3.9000	3.9000	3.9000	-16.129%	1	1,156	-92.308%
2026-06-30	4.7000	4.7000	4.6000	4.6500	+4.027%	10	1,156	-93.548%
2026-06-29	4.3000	4.6000	4.3000	4.4700	-2.826%	34	1,155	-93.289%
2026-06-26	4.2500	4.6000	4.2500	4.6000	+3.371%	7	1,146	-93.478%
2026-06-25	3.9800	4.5000	3.8000	4.4500	-11.000%	283	1,137	-93.258%
2026-06-24	4.9000	5.0000	4.8000	5.0000	-7.407%	6	1,037	-94.000%
2026-06-23	5.4000	5.4000	5.4000	5.4000	+5.882%	1	1,038	-94.444%
2026-06-22	5.4000	5.4000	5.1000	5.1000	+2.000%	7	1,037	-94.118%
2026-06-18	5.0000	5.0000	5.0000	5.0000	-3.846%	3	1,028	-94.000%
2026-06-17	5.2100	5.2100	4.3100	5.2000	-3.704%	19	1,028	-94.231%
2026-06-16	6.2000	6.2000	5.3400	5.4000	-22.857%	49	1,028	-94.444%
2026-06-15	7.9800	7.9800	7.0000	7.0000	-35.185%	12	1,053	-95.714%
2026-06-12	11.2000	11.2000	10.8000	10.8000	-14.961%	9	1,053	-97.222%
2026-06-11	15.0000	15.0000	12.7000	12.7000	-8.633%	37	1,061	-97.638%
2026-06-10	12.1000	13.9000	12.1000	13.9000	+27.523%	21	1,041	-97.842%
2026-06-09	10.9000	10.9000	10.9000	10.9000	-11.382%	2	1,027	-97.248%
2026-06-08	12.0000	12.6000	12.0000	12.3000	-6.107%	4	1,029	-97.561%
2026-06-05	13.0500	13.1000	12.9300	13.1000	+15.929%	21	1,026	-97.710%
2026-06-04	11.8000	11.8000	11.3000	11.3000	-14.068%	23	1,006	-97.345%
2026-06-03	13.1500	13.1500	13.1500	13.1500	+17.411%	1	993	-97.719%
2026-06-02	11.7000	11.7000	11.2000	11.2000	-0.885%	2	993	-97.321%
2026-06-01	11.5200	11.7000	10.9000	11.3000	+18.947%	16	994	-97.345%
2026-05-29	10.6000	10.6000	9.5000	9.5000	-10.377%	37	1,004	-96.842%
2026-05-28	10.4000	11.1000	10.4000	10.6000	+8.163%	15	1,003	-97.170%
2026-05-27	9.5500	9.9000	9.5500	9.8000	-9.259%	6	1,011	-96.939%
2026-05-26	10.8000	10.8000	10.8000	10.8000	+6.931%	2	1,013	-97.222%
2026-05-22	10.0200	10.4000	10.0200	10.1000	-11.404%	3	1,010	-97.030%
2026-05-20	12.6000	12.6000	11.3000	11.4000	-5.785%	29	1,010	-97.368%
2026-05-19	12.2000	12.2000	12.1000	12.1000	+10.000%	7	978	-97.521%
2026-05-15	11.6000	11.6600	11.0000	11.0000	-8.333%	67	978	-97.273%
2026-05-14	12.0000	12.0000	12.0000	12.0000	+1.695%	1	928	-97.500%
2026-05-12	12.8000	13.3000	11.8000	11.8000	-4.839%	29	920	-97.458%
2026-05-11	12.0000	12.4000	12.0000	12.4000	+16.981%	28	920	-97.581%
2026-05-08	10.7000	10.7000	10.6000	10.6000	+13.978%	17	934	-97.170%
2026-05-06	9.6500	9.7000	9.3000	9.3000	-16.216%	6	917	-96.774%
2026-05-05	10.5000	11.1000	10.5000	11.1000	+3.738%	31	919	-97.297%
2026-05-04	10.5000	10.8200	10.2900	10.7000	-0.926%	195	905	-97.196%
2026-05-01	10.4000	10.9000	10.4000	10.8000	-0.917%	67	665	-97.222%
2026-04-30	11.0200	11.0200	10.9000	10.9000	-6.838%	11	665	-97.248%
2026-04-29	10.9000	11.7000	10.8000	11.7000	+8.333%	9	654	-97.436%
2026-04-28	10.8000	10.8000	10.8000	10.8000	-1.818%	1	650	-97.222%
2026-04-27	11.6000	11.6000	11.0000	11.0000	-5.172%	43	649	-97.273%
2026-04-24	11.3000	11.6000	11.3000	11.6000	+8.411%	4	648	-97.414%
2026-04-23	9.4500	10.8000	9.4500	10.7000	+15.054%	57	647	-97.196%
2026-04-22	8.6000	9.3000	8.0000	9.3000	+7.390%	77	591	-96.774%
2026-04-21	8.5000	8.6600	8.5000	8.6600	+8.250%	10	551	-96.536%
2026-04-20	8.0900	8.2000	7.9400	8.0000	-2.439%	8	551	-96.250%
2026-04-17	8.1000	8.2000	7.6000	8.2000	-12.766%	22	556	-96.341%
2026-04-16	9.5000	9.5000	9.2000	9.4000	+3.070%	14	567	-96.809%
2026-04-15	9.2000	9.2000	9.1200	9.1200	-10.588%	103	580	-96.711%
2026-04-14	10.3700	10.3700	10.1000	10.2000	-9.735%	7	478	-97.059%
2026-04-13	12.6000	12.6000	11.3000	11.3000	-10.317%	6	478	-97.345%
2026-04-10	12.6000	12.9000	12.6000	12.6000	+4.391%	13	481	-97.619%
2026-04-09	12.7600	12.7600	12.0700	12.0700	-7.863%	10	491	-97.514%
2026-04-08	14.0000	14.0000	12.7000	13.1000	-25.143%	9	492	-97.710%
2026-04-07	17.5000	17.5000	17.5000	17.5000	+1.156%	31	489	-98.286%
2026-04-06	17.3000	17.3000	17.3000	17.3000	-1.143%	1	489	-98.266%
2026-04-02	17.5000	17.5000	17.5000	17.5000	+9.375%	1	489	-98.286%
2026-04-01	16.5000	16.5000	16.0000	16.0000	-10.112%	3	489	-98.125%
2026-03-31	18.5000	18.5000	17.8000	17.8000	-13.171%	82	488	-98.315%
2026-03-30	21.0000	21.0000	20.0000	20.5000	-2.751%	10	406	-98.537%
2026-03-27	20.0000	21.1100	20.0000	21.0800	+19.096%	25	404	-98.577%
2026-03-26	17.5000	17.7000	17.5000	17.7000	+8.589%	6	392	-98.305%
2026-03-25	15.8000	16.3000	15.8000	16.3000	-2.395%	4	396	-98.160%
2026-03-24	16.4000	17.1000	16.4000	16.7000	-9.239%	54	396	-98.204%
2026-03-20	19.4300	19.4300	18.4000	18.4000	-3.665%	36	361	-98.370%
2026-03-19	19.8000	19.8000	18.9000	19.1000	+8.523%	38	341	-98.429%
2026-03-18	17.5000	17.6000	17.5000	17.6000	+3.529%	8	304	-98.295%
2026-03-17	17.4000	17.4000	17.0000	17.0000	-9.091%	28	296	-98.235%
2026-03-16	18.7000	18.7000	18.7000	18.7000	-8.198%	7	268	-98.396%
2026-03-13	20.4000	20.9000	20.3700	20.3700	-4.813%	21	261	-98.527%
2026-03-12	20.7500	21.5000	20.7500	21.4000	+12.929%	19	242	-98.598%
2026-03-11	19.1800	19.1800	18.1000	18.9500	+8.286%	12	243	-98.417%
2026-03-10	18.2000	18.2000	17.1000	17.5000	-11.616%	28	245	-98.286%
2026-03-09	20.1000	20.1000	19.4500	19.8000	+10.615%	28	221	-98.485%
2026-03-06	17.9000	17.9000	17.6000	17.9000	+21.769%	9	203	-98.324%
2026-03-05	14.7000	14.7000	14.7000	14.7000	+9.212%	1	198	-97.959%
2026-03-04	14.2000	14.3000	13.4600	13.4600	-8.435%	7	198	-97.771%
2026-03-03	16.4900	16.4900	14.7000	14.7000	+0.685%	5	193	-97.959%
2026-03-02	14.6000	14.6000	14.6000	14.6000	+11.450%	1	192	-97.945%
2026-02-27	13.3000	13.3000	13.1000	13.1000	+32.323%	5	192	-97.710%
2026-02-26	10.0000	10.0000	9.9000	9.9000	-29.787%	4	188	-96.970%
2026-02-24	14.9500	14.9500	14.1000	14.1000	+1.075%	15	192	-97.872%
2026-02-23	13.8000	13.9500	13.8000	13.9500	+32.857%	6	190	-97.849%
2026-02-19	10.2000	10.5000	10.2000	10.5000	+12.903%	2	195	-97.143%
2026-02-18	9.3000	9.3000	9.3000	9.3000	-7.921%	1	194	-96.774%
2026-02-17	10.6200	10.6200	10.1000	10.1000	-4.627%	6	193	-97.030%
2026-02-13	10.9000	10.9000	10.3000	10.5900	+0.857%	18	187	-97.167%
2026-02-12	7.5500	10.5000	7.5500	10.5000	+28.049%	4	187	-97.143%
2026-02-11	6.8500	8.2000	6.8500	8.2000	+17.479%	7	188	-96.341%
2026-02-10	6.9800	6.9800	6.9800	6.9800	+1.159%	1	189	-95.702%
2026-02-06	6.9000	7.0000	6.9000	6.9000	-14.498%	3	189	-95.652%
2026-02-05	8.0000	8.0700	8.0000	8.0700	+17.810%	8	186	-96.283%
2026-02-04	6.8500	6.8500	6.8500	6.8500	+8.730%	1	180	-95.620%
2026-02-03	6.6000	6.6000	6.3000	6.3000	-14.865%	11	179	-95.238%
2026-01-28	7.4000	7.4000	7.4000	7.4000	-3.896%	7	178	-95.946%
2026-01-23	7.5100	7.7000	7.5100	7.7000	+14.925%	10	171	-96.104%
2026-01-20	6.7000	6.7000	6.7000	6.7000	+39.004%	5	162	-95.522%
2026-01-16	4.8600	4.8600	4.8200	4.8200	-10.741%	2	161	-93.776%
2026-01-15	5.5000	5.5000	5.4000	5.4000	-10.000%	2	161	-94.444%
2026-01-14	7.2000	7.2000	6.0000	6.0000	-6.977%	11	162	-95.000%
2026-01-12	6.2000	6.4500	6.2000	6.4500	+65.385%	8	156	-95.349%
2026-01-09	3.9000	3.9000	3.9000	3.9000	-29.091%	1	152	-92.308%
2025-12-16	5.5000	5.5000	5.5000	5.5000	-27.632%	1	152	-94.545%
2025-12-04	7.6000	7.6000	7.6000	7.6000	-44.035%	3	151	-96.053%
2025-11-21	13.5800	13.5800	13.5800	13.5800	-5.694%	1	151	-97.791%
2025-11-18	14.4000	14.4000	14.4000	14.4000	+37.143%	7	151	-97.917%
2025-10-23	10.5000	10.5000	10.5000	10.5000	-5.405%	3	144	-97.143%
2025-10-21	11.1000	11.1000	11.1000	11.1000	-15.267%	130	144	-97.297%
2025-08-04	13.1000	13.1000	13.1000	13.1000	-6.429%	1	14	-97.710%
2025-08-01	14.2000	14.2000	14.0000	14.0000	+14.754%	3	13	-97.857%
2025-07-29	12.0000	12.2000	12.0000	12.2000	+4.274%	5	10	-97.541%
2025-07-22	11.7000	11.7000	11.7000	11.7000	-7.874%	1	8	-97.436%
2025-07-16	12.7000	12.7000	12.7000	12.7000	-2.831%	3	8	-97.638%
2025-07-02	13.0700	13.0700	13.0700	13.0700	-9.110%	1	5	-97.705%
2025-06-27	14.4800	14.4800	14.3800	14.3800	-33.271%	5	5	-97.914%
2025-05-27	21.3000	21.5500	21.3000	21.5500	0.000%	2	0	-98.608%