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COF20260918P185
COF Sep 18 2026 185.00 Put (COF260918P00185000)
option OPRA

EOD

Aug 13, 2026

0.3200-8.571%(-0.0300)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-13	0.3200	0.3200	0.3200	0.3200	-8.571%	1	865	0.000%
2026-08-12	0.4000	0.4000	0.3500	0.3500	-41.667%	6	865	-8.571%
2026-08-11	0.6000	0.6000	0.6000	0.6000	-24.051%	1	865	-46.667%
2026-08-07	0.7900	0.7900	0.7900	0.7900	-16.842%	1	865	-59.494%
2026-08-05	0.9500	0.9500	0.9500	0.9500	+35.714%	2	865	-66.316%
2026-08-04	0.8200	0.8200	0.7000	0.7000	-26.316%	33	865	-54.286%
2026-08-03	1.5500	1.5500	0.9500	0.9500	-55.607%	17	863	-66.316%
2026-07-31	1.8500	2.2700	1.8500	2.1400	+5.941%	30	867	-85.047%
2026-07-30	2.4200	2.4200	2.0200	2.0200	-8.597%	18	851	-84.158%
2026-07-29	2.0000	2.2100	1.9700	2.2100	+2.315%	18	850	-85.520%
2026-07-28	2.5500	2.5500	2.1000	2.1600	-20.000%	35	849	-85.185%
2026-07-27	2.7000	2.8000	2.7000	2.7000	-25.000%	41	854	-88.148%
2026-07-24	4.0000	4.0000	3.2500	3.6000	-18.182%	28	863	-91.111%
2026-07-23	4.8000	4.9000	4.4000	4.4000	+13.990%	20	843	-92.727%
2026-07-22	4.2000	4.2000	3.8600	3.8600	+13.529%	12	842	-91.710%
2026-07-21	3.7000	3.8800	3.4000	3.4000	-8.108%	30	835	-90.588%
2026-07-20	3.7000	3.7000	3.7000	3.7000	+26.280%	4	852	-91.351%
2026-07-16	2.9300	2.9300	2.9300	2.9300	-13.056%	2	852	-89.078%
2026-07-15	3.6700	3.6700	3.3700	3.3700	-15.750%	19	854	-90.504%
2026-07-14	4.0000	4.0000	4.0000	4.0000	-23.077%	1	856	-92.000%
2026-07-10	5.2000	5.2000	5.2000	5.2000	-25.714%	1	856	-93.846%
2026-07-09	7.0000	7.0000	7.0000	7.0000	-16.963%	1	856	-95.429%
2026-07-08	6.8000	8.4300	6.8000	8.4300	+75.625%	16	856	-96.204%
2026-07-07	4.0100	4.8000	4.0100	4.8000	+13.744%	21	848	-93.333%
2026-07-06	4.3100	5.0000	4.2200	4.2200	-14.053%	7	863	-92.417%
2026-07-02	4.3100	5.0000	4.3100	4.9100	+4.468%	57	906	-93.483%
2026-07-01	5.6300	5.6300	4.7000	4.7000	-21.008%	4	906	-93.191%
2026-06-30	6.0000	6.2000	5.9500	5.9500	+4.386%	12	905	-94.622%
2026-06-29	5.7000	5.7000	5.5000	5.7000	+1.786%	5	906	-94.386%
2026-06-26	5.7000	5.7000	5.1500	5.6000	+4.673%	18	907	-94.286%
2026-06-25	5.1000	5.3600	5.0000	5.3500	-13.710%	26	906	-94.019%
2026-06-24	6.2000	6.4000	6.2000	6.2000	-16.216%	41	896	-94.839%
2026-06-23	6.7000	7.4000	6.7000	7.4000	+13.846%	69	924	-95.676%
2026-06-22	6.2400	6.9000	6.2400	6.5000	+6.557%	14	870	-95.077%
2026-06-18	6.1000	6.1000	6.1000	6.1000	-4.688%	6	919	-94.754%
2026-06-17	5.6000	6.4000	5.6000	6.4000	-11.111%	38	919	-95.000%
2026-06-16	8.0000	8.0000	7.2000	7.2000	-17.241%	11	919	-95.556%
2026-06-15	10.1000	10.1000	8.4400	8.7000	-33.077%	39	927	-96.322%
2026-06-12	13.6000	13.6000	13.0000	13.0000	-18.239%	27	912	-97.538%
2026-06-11	15.9000	15.9000	15.9000	15.9000	-3.636%	5	922	-97.987%
2026-06-10	15.9000	16.5000	15.9000	16.5000	+25.954%	7	922	-98.061%
2026-06-09	12.7000	13.1000	12.7000	13.1000	-11.785%	3	921	-97.557%
2026-06-08	14.8500	14.8500	14.8500	14.8500	-4.132%	2	921	-97.845%
2026-06-05	15.0000	15.4900	15.0000	15.4900	+7.569%	6	921	-97.934%
2026-06-04	13.6000	14.4000	13.6000	14.4000	-12.727%	8	917	-97.778%
2026-06-03	15.0000	16.5000	15.0000	16.5000	+25.000%	8	913	-98.061%
2026-06-02	13.2000	13.2000	13.2000	13.2000	-0.677%	1	916	-97.576%
2026-06-01	13.3000	13.3400	13.2900	13.2900	+13.590%	4	915	-97.592%
2026-05-29	11.7000	11.7000	11.7000	11.7000	-9.302%	2	913	-97.265%
2026-05-28	12.8000	13.1500	12.7500	12.9000	+7.500%	39	911	-97.519%
2026-05-27	12.1200	12.1200	12.0000	12.0000	-8.397%	2	875	-97.333%
2026-05-26	12.5000	13.1000	12.5000	13.1000	+4.800%	6	874	-97.557%
2026-05-22	12.5000	12.5000	12.5000	12.5000	-7.407%	1	871	-97.440%
2026-05-21	14.2000	14.2000	13.5000	13.5000	-1.460%	4	869	-97.630%
2026-05-20	13.9000	13.9000	13.7000	13.7000	-4.129%	25	869	-97.664%
2026-05-19	14.3000	14.3000	14.2900	14.2900	+3.551%	10	842	-97.761%
2026-05-15	14.1000	14.1000	13.8000	13.8000	-2.817%	11	842	-97.681%
2026-05-14	14.3000	14.3000	14.2000	14.2000	-11.637%	3	842	-97.746%
2026-05-13	15.2000	16.0700	15.2000	16.0700	+8.581%	4	806	-98.009%
2026-05-12	15.8000	15.8400	14.1000	14.8000	-0.671%	42	806	-97.838%
2026-05-11	14.3000	14.9000	14.3000	14.9000	+22.131%	2	806	-97.852%
2026-05-08	12.5000	12.5000	12.2000	12.2000	+6.087%	3	805	-97.377%
2026-05-06	11.0000	11.5000	11.0000	11.5000	-10.156%	5	805	-97.217%
2026-05-05	12.5000	13.1000	12.5000	12.8000	+0.787%	4	805	-97.500%
2026-05-04	12.8400	12.8900	12.7000	12.7000	-0.781%	25	803	-97.480%
2026-05-01	12.1000	12.8000	12.1000	12.8000	+0.392%	5	793	-97.500%
2026-04-30	13.5000	13.5000	12.7500	12.7500	-5.556%	8	793	-97.490%
2026-04-29	12.3000	13.7000	12.3000	13.5000	+6.299%	27	795	-97.630%
2026-04-28	12.9000	12.9000	12.7000	12.7000	+0.714%	10	785	-97.480%
2026-04-27	13.5800	13.6000	12.6100	12.6100	-8.623%	101	779	-97.462%
2026-04-24	12.7700	13.8000	12.7700	13.8000	+13.394%	34	773	-97.681%
2026-04-23	11.6000	13.0000	11.5500	12.1700	+10.636%	137	766	-97.371%
2026-04-22	9.3000	11.0000	9.3000	11.0000	+8.911%	53	640	-97.091%
2026-04-21	9.0000	10.1000	9.0000	10.1000	+6.316%	12	607	-96.832%
2026-04-20	9.6000	9.6000	9.3000	9.5000	-1.042%	19	607	-96.632%
2026-04-17	8.8000	9.6000	8.8000	9.6000	-12.727%	2	618	-96.667%
2026-04-16	10.9000	11.0000	10.6000	11.0000	+2.804%	7	619	-97.091%
2026-04-15	10.8000	10.8000	10.7000	10.7000	-9.322%	82	623	-97.009%
2026-04-14	12.1100	12.1100	11.3000	11.8000	-9.924%	17	543	-97.288%
2026-04-13	14.9000	14.9000	13.1000	13.1000	-9.028%	12	545	-97.557%
2026-04-10	14.4000	14.4000	14.4000	14.4000	+2.857%	1	547	-97.778%
2026-04-09	13.8500	14.0000	13.8500	14.0000	-6.667%	5	546	-97.714%
2026-04-08	14.6000	15.0000	14.6000	15.0000	-23.858%	11	542	-97.867%
2026-04-07	19.7000	19.7000	19.7000	19.7000	-1.005%	1	533	-98.376%
2026-04-06	20.2400	20.2400	19.4500	19.9000	-1.970%	33	537	-98.392%
2026-04-02	20.5000	20.5000	20.2000	20.3000	+0.995%	12	518	-98.424%
2026-03-31	20.8300	20.8300	20.1000	20.1000	-14.103%	32	518	-98.408%
2026-03-27	22.1500	23.8000	22.1500	23.4000	+29.282%	27	503	-98.632%
2026-03-25	18.1000	18.1000	18.1000	18.1000	-5.236%	5	492	-98.232%
2026-03-24	18.9000	19.4000	18.9000	19.1000	+3.243%	27	487	-98.325%
2026-03-23	18.4000	18.5000	18.4000	18.5000	-13.551%	9	464	-98.270%
2026-03-20	21.5000	21.5000	21.4000	21.4000	0.000%	8	457	-98.505%
2026-03-19	21.4000	21.5000	21.2000	21.4000	+0.848%	26	455	-98.505%
2026-03-18	20.0000	21.2200	20.0000	21.2200	+9.948%	4	437	-98.492%
2026-03-17	20.0000	20.0000	19.3000	19.3000	-10.441%	32	437	-98.342%
2026-03-16	21.4000	21.5500	21.4000	21.5500	-6.710%	6	428	-98.515%
2026-03-13	23.4000	23.5000	23.0000	23.1000	-2.941%	23	423	-98.615%
2026-03-12	24.0000	24.2000	23.8000	23.8000	+19.718%	7	410	-98.655%
2026-03-10	19.3000	19.8800	18.8000	19.8800	-9.141%	179	408	-98.390%
2026-03-09	22.1900	22.5000	21.8800	21.8800	+31.807%	28	335	-98.537%
2026-03-05	16.4000	16.6000	16.4000	16.6000	+0.606%	28	312	-98.072%
2026-03-03	18.6500	18.8000	16.5000	16.5000	0.000%	9	287	-98.061%
2026-03-02	16.5000	16.5000	16.5000	16.5000	+1.852%	2	281	-98.061%
2026-02-24	17.1000	17.1000	16.2000	16.2000	+1.887%	9	279	-98.025%
2026-02-23	15.9000	15.9000	15.9000	15.9000	+39.474%	27	282	-97.987%
2026-02-20	11.3000	11.4000	11.3000	11.4000	+6.542%	5	255	-97.193%
2026-02-18	10.7000	10.7000	10.7000	10.7000	-7.759%	1	253	-97.009%
2026-02-17	11.9000	11.9000	11.6000	11.6000	-4.132%	13	252	-97.241%
2026-02-13	12.4000	12.5000	12.1000	12.1000	+53.165%	163	84	-97.355%
2026-02-06	8.0000	8.0000	7.9000	7.9000	-15.957%	5	84	-95.949%
2026-02-05	8.5000	9.5000	8.5000	9.4000	+17.500%	13	83	-96.596%
2026-02-04	7.9000	8.0000	7.9000	8.0000	+2.564%	3	81	-96.000%
2026-02-02	7.8000	7.8000	7.8000	7.8000	+1.299%	11	81	-95.897%
2026-01-28	7.7500	7.7500	7.7000	7.7000	-15.385%	7	70	-95.844%
2026-01-26	9.1000	9.1000	9.1000	9.1000	+1.111%	4	70	-96.484%
2026-01-23	7.9000	9.0500	7.9000	9.0000	+95.228%	11	66	-96.444%
2026-01-05	4.6100	4.6100	4.6100	4.6100	-43.366%	6	60	-93.059%
2025-12-10	8.1400	8.1400	8.1400	8.1400	-5.349%	1	57	-96.069%
2025-12-04	8.5000	8.7000	8.5000	8.6000	-21.818%	48	57	-96.279%
2025-10-22	11.0000	11.0000	11.0000	11.0000	-3.339%	3	47	-97.091%
2025-08-22	11.3800	11.3800	11.3800	11.3800	-24.636%	1	47	-97.188%
2025-08-08	15.1000	15.1000	15.1000	15.1000	+7.092%	2	47	-97.881%
2025-08-06	14.1000	14.1000	14.1000	14.1000	-4.730%	1	46	-97.730%
2025-08-04	14.8000	14.8000	14.8000	14.8000	-5.128%	1	45	-97.838%
2025-08-01	15.6000	15.6000	15.6000	15.6000	+20.930%	2	44	-97.949%
2025-07-30	12.9000	12.9000	12.9000	12.9000	-5.147%	1	42	-97.519%
2025-07-29	13.4000	13.6000	13.4000	13.6000	+5.426%	5	41	-97.647%
2025-07-24	12.6500	12.9000	12.6500	12.9000	-1.527%	6	41	-97.519%
2025-07-22	13.1000	13.1000	13.1000	13.1000	-2.239%	1	35	-97.557%
2025-07-17	13.4000	13.4000	13.4000	13.4000	-10.667%	34	35	-97.612%
2025-07-16	15.0000	15.0000	15.0000	15.0000	+9.409%	2	2	-97.867%
2025-07-15	13.7100	13.7100	13.7100	13.7100	-5.187%	1	1	-97.666%
2025-07-02	14.4600	14.4600	14.4600	14.4600	0.000%	1	1	-97.787%