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MRK20260918P105
MRK Sep 18 2026 105.00 Put (MRK260918P00105000)
option OPRA

EOD

Jul 21, 2026

0.8400-2.326%(-0.0200)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-21	0.8400	0.8400	0.8400	0.8400	-2.326%	1	3,569	0.000%
2026-07-20	0.8000	0.8600	0.7800	0.8600	+56.364%	95	3,569	-2.326%
2026-07-17	0.6700	0.6700	0.5500	0.5500	-8.333%	7	3,571	+52.727%
2026-07-16	0.6000	0.6000	0.6000	0.6000	-40.000%	10	3,575	+40.000%
2026-07-15	1.1600	1.1600	1.0000	1.0000	-25.373%	7	3,585	-16.000%
2026-07-14	1.1800	1.3800	1.1400	1.3400	+28.846%	47	3,589	-37.313%
2026-07-13	1.0500	1.1100	1.0100	1.0400	-4.587%	107	3,584	-19.231%
2026-07-10	1.0100	1.1300	1.0100	1.0900	+12.371%	43	3,529	-22.936%
2026-07-09	1.0000	1.0200	0.9600	0.9700	+1.042%	43	3,534	-13.402%
2026-07-08	0.8500	1.0400	0.8500	0.9600	+37.143%	11	3,552	-12.500%
2026-07-07	0.7300	0.8100	0.6500	0.7000	-22.222%	40	3,542	+20.000%
2026-07-06	0.7600	0.9600	0.7600	0.9000	+4.651%	68	3,572	-6.667%
2026-07-02	0.8600	0.8600	0.8600	0.8600	-18.095%	2	3,521	-2.326%
2026-07-01	0.9500	1.0500	0.9200	1.0500	+29.630%	41	3,521	-20.000%
2026-06-30	0.9000	1.0000	0.8100	0.8100	-4.706%	38	3,539	+3.704%
2026-06-29	0.8600	0.9500	0.8000	0.8500	-6.593%	41	3,564	-1.176%
2026-06-26	1.0100	1.0100	0.8900	0.9100	-23.529%	41	3,584	-7.692%
2026-06-25	1.4500	1.4500	1.1000	1.1900	-31.609%	36	3,606	-29.412%
2026-06-24	1.8000	1.8500	1.6000	1.7400	-15.122%	117	3,620	-51.724%
2026-06-23	2.1000	2.2300	2.0100	2.0500	-25.725%	458	3,544	-59.024%
2026-06-22	3.3500	3.3500	2.6700	2.7600	-12.658%	429	3,770	-69.565%
2026-06-18	3.4000	3.7500	3.1600	3.1600	+9.722%	55	3,550	-73.418%
2026-06-17	3.2000	3.2500	2.7300	2.8800	-3.030%	93	3,550	-70.833%
2026-06-16	3.1500	3.2500	2.9000	2.9700	+2.062%	59	3,550	-71.717%
2026-06-15	2.9800	2.9800	2.6900	2.9100	+22.269%	55	3,514	-71.134%
2026-06-12	2.3200	2.3800	2.3100	2.3800	+20.812%	14	3,532	-64.706%
2026-06-11	2.3400	2.3900	1.9600	1.9700	-30.142%	85	3,529	-57.360%
2026-06-10	2.9100	2.9200	2.7400	2.8200	+16.529%	138	3,527	-70.213%
2026-06-09	2.7800	2.7800	2.4200	2.4200	-14.488%	210	3,507	-65.289%
2026-06-08	2.5500	2.8300	2.5400	2.8300	+28.054%	79	3,608	-70.318%
2026-06-05	2.4300	2.5300	2.0600	2.2100	-11.600%	225	3,619	-61.991%
2026-06-04	3.0200	3.0200	2.5000	2.5000	-32.432%	38	3,446	-66.400%
2026-06-03	3.1500	3.7000	3.1500	3.7000	+8.824%	10	3,444	-77.297%
2026-06-02	3.5000	3.5000	3.4000	3.4000	-6.849%	9	3,449	-75.294%
2026-06-01	3.0000	3.9500	3.0000	3.6500	+29.433%	28	3,452	-76.986%
2026-05-29	2.8000	2.8200	2.6300	2.8200	+2.174%	33	3,442	-70.213%
2026-05-28	2.7500	2.7600	2.6000	2.7600	-3.158%	12	3,463	-69.565%
2026-05-26	2.6600	2.8500	2.5500	2.8500	+19.748%	81	3,463	-70.526%
2026-05-22	2.5000	2.5500	2.3800	2.3800	-32.000%	57	3,466	-64.706%
2026-05-21	3.9500	4.0000	3.5000	3.5000	-17.647%	78	3,486	-76.000%
2026-05-20	4.1000	4.3000	4.1000	4.2500	+4.938%	224	3,486	-80.235%
2026-05-19	3.9500	4.1000	3.9500	4.0500	-10.989%	95	3,362	-79.259%
2026-05-18	4.6000	4.8400	4.5500	4.5500	-9.000%	30	3,362	-81.538%
2026-05-15	4.9500	5.0000	4.9000	5.0000	+7.527%	33	3,362	-83.200%
2026-05-14	4.6000	4.7000	4.6000	4.6500	+1.087%	81	3,389	-81.935%
2026-05-13	4.9000	4.9500	4.5000	4.6000	-3.158%	42	3,396	-81.739%
2026-05-12	4.9500	4.9500	4.5500	4.7500	-12.037%	11	3,396	-82.316%
2026-05-11	4.7000	5.4000	4.7000	5.4000	+6.931%	27	3,396	-84.444%
2026-05-08	4.5000	5.0500	4.5000	5.0500	+4.124%	45	3,415	-83.366%
2026-05-07	4.9500	5.2000	4.8500	4.8500	+11.494%	119	3,419	-82.680%
2026-05-06	4.5500	4.6000	4.3500	4.3500	-5.435%	24	3,324	-80.690%
2026-05-05	4.7900	4.9500	4.6000	4.6000	-3.158%	9	3,316	-81.739%
2026-05-04	4.6500	4.8000	4.6000	4.7500	-6.863%	19	3,316	-82.316%
2026-05-01	4.7000	5.1000	4.7000	5.1000	-13.559%	7	3,328	-83.529%
2026-04-30	5.9600	6.4000	5.7500	5.9000	-4.065%	16	3,328	-85.763%
2026-04-29	6.4500	6.4500	6.0000	6.1500	-1.600%	24	3,324	-86.341%
2026-04-28	6.0000	6.2500	6.0000	6.2500	+2.459%	3	3,316	-86.560%
2026-04-27	5.8000	6.1000	5.7500	6.1000	+3.390%	13	3,317	-86.230%
2026-04-24	5.9500	6.0000	5.9000	5.9000	+22.917%	6	3,325	-85.763%
2026-04-23	5.1000	5.1500	4.8000	4.8000	-13.357%	15	3,324	-82.500%
2026-04-22	5.8500	5.8500	5.4500	5.5400	-1.947%	99	3,332	-84.838%
2026-04-21	5.0500	5.7500	5.0500	5.6500	+43.038%	13	3,240	-85.133%
2026-04-20	3.9000	4.0500	3.9000	3.9500	+3.947%	85	3,240	-78.734%
2026-04-17	4.1000	4.1000	3.8000	3.8000	-19.149%	69	3,177	-77.895%
2026-04-16	4.3000	4.7700	4.1500	4.7000	+14.634%	46	3,167	-82.128%
2026-04-15	4.0000	4.2500	3.9500	4.1000	+5.128%	61	3,164	-79.512%
2026-04-14	3.8500	3.9000	3.7000	3.9000	0.000%	11	3,121	-78.462%
2026-04-13	3.9500	4.0500	3.9000	3.9000	+1.299%	47	3,118	-78.462%
2026-04-10	3.7000	3.9500	3.7000	3.8500	+8.451%	39	3,090	-78.182%
2026-04-09	3.6500	3.7000	3.3800	3.5500	-1.389%	187	3,060	-76.338%
2026-04-08	4.0500	4.2100	3.6000	3.6000	-24.211%	21	2,954	-76.667%
2026-04-07	5.0500	5.2000	4.7000	4.7500	+7.955%	103	2,949	-82.316%
2026-04-06	4.4500	4.4500	4.1500	4.4000	-1.124%	123	2,953	-80.909%
2026-04-02	4.5000	4.9500	4.4000	4.4500	+3.488%	648	2,653	-81.124%
2026-04-01	4.3500	4.4500	4.2000	4.3000	-8.511%	402	2,653	-80.465%
2026-03-31	4.7500	4.9500	4.6000	4.7000	-13.761%	423	2,550	-82.128%
2026-03-30	4.6500	5.6000	4.6500	5.4500	+13.542%	71	2,359	-84.587%
2026-03-27	4.9000	5.0000	4.7500	4.8000	-5.882%	62	2,306	-82.500%
2026-03-26	4.7000	5.1000	4.6500	5.1000	+5.155%	103	2,281	-83.529%
2026-03-25	5.0000	5.0000	4.6000	4.8500	-14.912%	118	2,211	-82.680%
2026-03-24	5.5500	5.8000	5.5500	5.7000	+0.885%	124	2,161	-85.263%
2026-03-23	5.6000	5.6500	5.5500	5.6500	-13.077%	14	2,060	-85.133%
2026-03-20	6.2000	6.7000	6.1500	6.5000	+0.775%	28	2,052	-87.077%
2026-03-19	6.4000	6.6500	6.3500	6.4500	+0.781%	145	2,024	-86.977%
2026-03-18	6.1000	6.4000	6.0500	6.4000	+15.315%	66	1,902	-86.875%
2026-03-17	5.6500	5.6500	5.5000	5.5500	-5.932%	31	1,839	-84.865%
2026-03-16	6.1500	6.1500	5.9000	5.9000	-3.279%	13	1,831	-85.763%
2026-03-13	6.1000	6.1500	6.0000	6.1000	-3.175%	53	1,820	-86.230%
2026-03-12	6.5500	6.8000	6.2000	6.3000	+5.000%	184	1,767	-86.667%
2026-03-11	6.0000	6.2000	5.8500	6.0000	+2.564%	29	1,639	-86.000%
2026-03-10	5.7000	5.8500	5.7000	5.8500	-3.306%	2	1,627	-85.641%
2026-03-09	6.0500	6.0500	6.0500	6.0500	-10.370%	1	1,626	-86.116%
2026-03-06	6.6500	6.8500	6.4000	6.7500	+3.053%	644	1,625	-87.556%
2026-03-05	5.8000	6.7000	5.7000	6.5500	+31.000%	51	1,169	-87.176%
2026-03-04	5.3000	5.5000	4.9500	5.0000	+4.167%	103	1,130	-83.200%
2026-03-03	5.2000	5.3000	4.8000	4.8000	+4.348%	233	1,079	-82.500%
2026-03-02	4.7500	4.7500	4.6000	4.6000	+6.977%	11	920	-81.739%
2026-02-27	4.6500	4.7500	4.2500	4.3000	-12.245%	56	909	-80.465%
2026-02-26	4.9500	5.1000	4.8500	4.9000	+19.804%	457	860	-82.857%
2026-02-25	4.0900	4.0900	4.0900	4.0900	-0.244%	1	611	-79.462%
2026-02-24	3.9500	4.1000	3.9500	4.1000	-4.651%	4	611	-79.512%
2026-02-23	4.5500	4.5500	4.3000	4.3000	-5.495%	34	607	-80.465%
2026-02-20	4.7000	4.7500	4.5500	4.5500	-4.211%	37	578	-81.538%
2026-02-19	4.6500	4.7500	4.6500	4.7500	-3.061%	2	546	-82.316%
2026-02-18	4.9000	4.9000	4.9000	4.9000	+10.112%	3	544	-82.857%
2026-02-17	4.4500	4.4500	4.4500	4.4500	-7.484%	22	541	-81.124%
2026-02-12	4.8000	4.8500	4.8000	4.8100	-5.686%	14	519	-82.536%
2026-02-11	5.1000	5.1000	5.1000	5.1000	-3.774%	24	507	-83.529%
2026-02-09	5.3000	5.3000	5.3000	5.3000	+17.778%	4	523	-84.151%
2026-02-06	4.7000	4.7000	4.4500	4.5000	-13.628%	30	523	-81.333%
2026-02-05	4.5500	5.2100	4.5000	5.2100	+15.778%	7	521	-83.877%
2026-02-04	4.5600	4.5600	4.5000	4.5000	-13.958%	9	520	-81.333%
2026-02-03	5.6000	5.6000	5.1000	5.2300	-18.915%	179	524	-83.939%
2026-02-02	6.4500	6.4500	6.4500	6.4500	-13.423%	1	361	-86.977%
2026-01-30	7.4500	7.5000	7.4500	7.4500	-3.247%	4	361	-88.725%
2026-01-29	8.8000	8.8000	7.7000	7.7000	-10.465%	5	357	-89.091%
2026-01-28	8.5000	8.6000	8.5000	8.6000	+7.500%	15	355	-90.233%
2026-01-26	8.0300	8.0300	8.0000	8.0000	+0.629%	15	341	-89.500%
2026-01-23	7.9500	7.9500	7.9500	7.9500	+16.912%	121	327	-89.434%
2026-01-21	6.8000	6.8000	6.8000	6.8000	0.000%	1	428	-87.647%
2026-01-15	6.8000	6.8000	6.8000	6.8000	-14.465%	1	427	-87.647%
2026-01-13	8.1500	8.1500	7.9500	7.9500	+1.923%	3	428	-89.434%
2026-01-12	7.8000	7.8000	7.8000	7.8000	+12.230%	3	427	-89.231%
2026-01-09	6.9500	6.9500	6.9500	6.9500	+0.434%	5	424	-87.914%
2026-01-08	6.9200	6.9200	6.9200	6.9200	-15.092%	1	424	-87.861%
2026-01-07	7.5500	8.1600	7.4500	8.1500	+4.487%	105	423	-89.693%
2026-01-06	7.8000	7.8500	7.7000	7.8000	-8.235%	184	350	-89.231%
2026-01-05	8.4000	8.5000	8.3500	8.5000	-5.973%	81	232	-90.118%
2026-01-02	9.1000	9.1000	9.0400	9.0400	+4.509%	52	232	-90.708%
2025-12-30	8.6500	8.6500	8.6500	8.6500	-2.260%	1	193	-90.289%
2025-12-26	8.8500	8.8500	8.8500	8.8500	-26.860%	2	192	-90.508%
2025-12-17	12.3000	12.3000	12.1000	12.1000	-4.724%	2	190	-93.058%
2025-12-16	12.7000	12.7000	12.7000	12.7000	+7.627%	3	190	-93.386%
2025-12-04	11.2500	11.8000	11.2500	11.8000	+6.787%	28	190	-92.881%
2025-12-03	11.0500	11.0500	11.0500	11.0500	-5.150%	15	170	-92.398%
2025-12-02	11.8000	12.0000	11.6500	11.6500	+17.677%	50	156	-92.790%
2025-12-01	9.9000	9.9000	9.9000	9.9000	-2.941%	1	134	-91.515%
2025-11-28	10.3500	10.5000	10.2000	10.2000	-1.449%	128	135	-91.765%
2025-11-26	10.3500	10.3500	10.3500	10.3500	-4.167%	3	105	-91.884%
2025-11-25	11.0000	11.0000	10.8000	10.8000	-7.692%	4	105	-92.222%
2025-11-24	12.3000	12.3000	11.7000	11.7000	-12.030%	3	101	-92.821%
2025-11-21	13.3000	13.3000	13.3000	13.3000	-16.875%	38	100	-93.684%
2025-11-20	15.6000	16.0000	15.6000	16.0000	+4.235%	3	63	-94.750%
2025-11-19	15.3500	15.3500	15.3500	15.3500	+2.333%	2	60	-94.528%
2025-11-18	14.8500	15.0000	14.8500	15.0000	-5.363%	34	58	-94.400%
2025-11-14	15.9000	15.9000	15.8500	15.8500	-23.245%	3	26	-94.700%
2025-10-23	20.6500	20.6500	20.6500	20.6500	+6.995%	1	23	-95.932%
2025-10-02	18.3000	19.4500	18.3000	19.3000	-28.913%	22	24	-95.648%
2025-09-26	27.0800	27.1500	27.0800	27.1500	+11.088%	2	2	-96.906%
2025-09-22	24.3700	24.4400	24.3700	24.4400	-3.969%	2	1	-96.563%
2025-09-16	25.3400	25.4500	25.3400	25.4500	0.000%	2	0	-96.699%