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COHR20260821P270
COHR Aug 21 2026 270.00 Put (COHR260821P00270000)
option OPRA

EOD

Aug 19, 2026

1.60+128.571%(+0.90)134

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-19	0.4000	2.1000	0.4000	1.6000	+128.571%	134	967	0.000%
2026-08-18	0.4400	0.8800	0.4100	0.7000	+536.364%	381	908	+128.571%
2026-08-17	0.3000	0.4000	0.1100	0.1100	-84.932%	162	858	+1,354.545%
2026-08-14	0.8000	0.9200	0.3200	0.7300	-6.410%	157	852	+119.178%
2026-08-13	0.4200	0.9500	0.4000	0.7800	-40.000%	800	848	+105.128%
2026-08-12	2.0400	2.1500	1.1300	1.3000	-63.380%	87	465	+23.077%
2026-08-11	5.0000	5.4000	3.3500	3.5500	-19.318%	49	454	-54.930%
2026-08-10	1.8000	4.6000	1.8000	4.4000	+77.419%	255	439	-63.636%
2026-08-07	3.7500	4.1500	2.4000	2.4800	-63.796%	43	473	-35.484%
2026-08-06	7.2000	7.2000	5.8000	6.8500	-17.964%	20	493	-76.642%
2026-08-05	9.8000	9.9000	7.9000	8.3500	-17.163%	13	504	-80.838%
2026-08-04	12.0000	15.0000	9.9000	10.0800	-50.588%	69	511	-84.127%
2026-08-03	23.4000	23.4000	20.1900	20.4000	-36.488%	4	520	-92.157%
2026-07-31	22.0000	32.6000	22.0000	32.1200	-23.433%	4	521	-95.019%
2026-07-30	43.9600	43.9600	39.6000	41.9500	-25.488%	7	520	-96.186%
2026-07-29	49.6700	56.6000	48.5800	56.3000	+30.626%	15	522	-97.158%
2026-07-28	48.3800	52.6000	43.0000	43.1000	+25.400%	20	528	-96.288%
2026-07-27	27.6500	36.8000	27.6500	34.3700	+29.943%	37	536	-95.345%
2026-07-24	26.9000	26.9000	24.3400	26.4500	+34.949%	9	534	-93.951%
2026-07-23	17.0600	19.6000	17.0600	19.6000	+4.757%	8	537	-91.837%
2026-07-22	20.7000	20.7000	18.0000	18.7100	-1.836%	10	532	-91.448%
2026-07-21	19.5000	19.5000	19.0600	19.0600	-31.685%	7	530	-91.605%
2026-07-20	28.4000	28.4000	25.0000	27.9000	-13.354%	7	532	-94.265%
2026-07-17	36.8500	40.8600	30.5200	32.2000	-3.245%	40	529	-95.031%
2026-07-16	29.7500	34.1000	28.1800	33.2800	+25.160%	161	503	-95.192%
2026-07-15	25.6200	31.0800	25.6200	26.5900	+15.609%	68	373	-93.983%
2026-07-14	23.4000	24.2500	22.9000	23.0000	-4.762%	17	345	-93.043%
2026-07-13	24.0000	24.5300	21.1000	24.1500	+22.589%	21	346	-93.375%
2026-07-10	22.9700	22.9700	19.7000	19.7000	-7.163%	18	336	-91.878%
2026-07-09	21.2200	21.2200	21.2200	21.2200	-15.794%	1	335	-92.460%
2026-07-08	24.8000	27.2500	23.6000	25.2000	-1.021%	14	335	-93.651%
2026-07-07	23.0700	27.8800	22.7600	25.4600	+24.195%	42	329	-93.716%
2026-07-06	20.2300	20.5000	18.3000	20.5000	-6.818%	33	316	-92.195%
2026-07-02	16.6000	23.6000	16.4900	22.0000	+42.857%	55	291	-92.727%
2026-07-01	15.0000	15.7400	13.9500	15.4000	+21.260%	8	291	-89.610%
2026-06-30	12.0000	13.1000	11.9800	12.7000	-5.926%	12	286	-87.402%
2026-06-29	15.0000	15.0000	13.5000	13.5000	-13.462%	5	278	-88.148%
2026-06-26	16.5000	16.5000	15.6000	15.6000	+8.333%	6	275	-89.744%
2026-06-25	15.0000	15.0000	14.2000	14.4000	-7.869%	11	270	-88.889%
2026-06-24	15.6600	15.6600	15.6000	15.6300	+4.899%	4	272	-89.763%
2026-06-23	14.8000	15.4000	13.7000	14.9000	+46.078%	66	270	-89.262%
2026-06-22	12.9300	13.4500	10.2000	10.2000	-26.033%	16	292	-84.314%
2026-06-18	13.0000	13.8000	13.0000	13.7900	-4.831%	3	286	-88.397%
2026-06-17	14.4900	14.4900	14.4900	14.4900	+21.255%	1	286	-88.958%
2026-06-16	11.9500	11.9500	11.9500	11.9500	-0.417%	10	286	-86.611%
2026-06-15	14.0900	14.8700	12.0000	12.0000	-39.698%	10	276	-86.667%
2026-06-12	19.9000	19.9000	19.9000	19.9000	-12.643%	2	279	-91.960%
2026-06-11	22.7800	22.7800	22.7800	22.7800	-1.000%	1	281	-92.976%
2026-06-09	20.2300	26.5500	19.4900	23.0100	+47.500%	53	280	-93.047%
2026-06-08	17.0500	17.0500	14.6500	15.6000	+15.985%	4	233	-89.744%
2026-06-04	15.4000	15.4000	13.2500	13.4500	-7.241%	3	231	-88.104%
2026-06-02	14.8000	14.9300	14.2000	14.5000	-29.952%	5	230	-88.966%
2026-06-01	21.2600	21.2600	20.7000	20.7000	-0.145%	3	233	-92.271%
2026-05-29	21.2000	21.9500	20.7300	20.7300	+21.228%	12	233	-92.282%
2026-05-27	19.3000	19.3000	17.1000	17.1000	-6.608%	16	227	-90.643%
2026-05-26	18.4000	18.4000	18.1500	18.3100	-4.982%	3	221	-91.262%
2026-05-22	19.2700	19.2700	19.2700	19.2700	-2.922%	1	219	-91.697%
2026-05-21	21.3600	21.3600	19.2000	19.8500	-16.597%	8	221	-91.940%
2026-05-20	23.7000	25.0000	23.7000	23.8000	-7.212%	197	221	-93.277%
2026-05-19	25.6500	25.6500	25.6500	25.6500	+6.432%	1	25	-93.762%
2026-05-18	24.1000	24.1000	24.1000	24.1000	+21.106%	1	25	-93.361%
2026-05-15	22.2000	22.2000	19.9000	19.9000	+5.069%	14	25	-91.960%
2026-05-14	18.9400	18.9400	18.9400	18.9400	-34.959%	1	23	-91.552%
2026-05-08	29.1200	29.1200	29.1200	29.1200	-11.220%	1	22	-94.505%
2026-05-07	32.3900	33.0000	32.3900	32.8000	+0.214%	10	22	-95.122%
2026-05-04	32.0700	32.7300	32.0700	32.7300	+2.281%	2	17	-95.112%
2026-04-22	29.0000	32.0000	29.0000	32.0000	0.000%	3	17	-95.000%
2026-04-21	32.0000	32.0000	32.0000	32.0000	+3.896%	1	18	-95.000%
2026-04-20	30.8000	30.8000	30.8000	30.8000	-2.532%	2	18	-94.805%
2026-04-17	32.9000	33.2500	31.6000	31.6000	-22.187%	6	16	-94.937%
2026-04-15	40.6100	40.6100	40.6100	40.6100	-2.262%	1	15	-96.060%
2026-04-14	41.4100	41.5500	41.4100	41.5500	-5.568%	5	14	-96.149%
2026-04-13	44.0000	44.0000	44.0000	44.0000	-1.345%	1	9	-96.364%
2026-04-09	44.6000	44.6000	44.6000	44.6000	-27.902%	1	8	-96.413%
2026-04-02	61.8600	61.8600	61.8600	61.8600	-20.743%	1	8	-97.414%
2026-03-31	78.0500	78.0500	78.0500	78.0500	+11.293%	5	8	-97.950%
2026-03-27	70.1300	70.1300	70.1300	70.1300	+16.883%	5	13	-97.719%
2026-03-04	60.1000	60.1000	60.0000	60.0000	+5.634%	7	8	-97.333%
2026-03-02	56.8000	56.8000	56.8000	56.8000	+2.158%	1	2	-97.183%
2026-02-25	55.6000	55.6000	55.6000	55.6000	0.000%	1	0	-97.122%