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MRK20261218C145
MRK Dec 18 2026 145.00 Call (MRK261218C00145000)
option OPRA

EOD

Jul 21, 2026

3.65+5.187%(+0.18)16

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-21	3.8600	3.8600	3.3500	3.6500	+5.187%	16	560	0.000%
2026-07-20	3.8500	3.8500	3.1500	3.4700	-33.525%	52	565	+5.187%
2026-07-17	5.5000	5.5000	5.2200	5.2200	+16.000%	10	527	-30.077%
2026-07-16	2.9200	4.5000	2.9200	4.5000	+43.312%	73	525	-18.889%
2026-07-15	3.2000	3.2000	3.1400	3.1400	+18.491%	18	458	+16.242%
2026-07-14	2.6500	2.6500	2.6500	2.6500	-17.188%	4	440	+37.736%
2026-07-13	3.2000	3.2000	3.2000	3.2000	-1.538%	23	436	+14.063%
2026-07-10	3.5000	3.5000	3.2500	3.2500	-15.584%	8	436	+12.308%
2026-07-09	3.8500	3.8500	3.8000	3.8500	-9.412%	22	436	-5.195%
2026-07-08	4.2500	4.3200	4.1500	4.2500	-12.371%	36	423	-14.118%
2026-07-07	4.8400	5.1200	4.8400	4.8500	+18.293%	16	415	-24.742%
2026-07-06	4.1000	4.1000	4.1000	4.1000	-17.172%	2	417	-10.976%
2026-07-02	4.9500	4.9500	4.9500	4.9500	+23.750%	3	415	-26.263%
2026-07-01	3.9500	4.0000	3.9500	4.0000	-18.200%	7	415	-8.750%
2026-06-30	4.8000	4.8900	4.8000	4.8900	-2.200%	10	415	-25.358%
2026-06-29	4.4700	5.0000	4.4700	5.0000	+12.360%	154	405	-27.000%
2026-06-26	4.6000	4.6000	4.4000	4.4500	+31.268%	246	330	-17.978%
2026-06-25	3.3900	3.3900	3.3900	3.3900	+30.888%	1	160	+7.670%
2026-06-24	2.6900	2.6900	2.5900	2.5900	+1.172%	2	159	+40.927%
2026-06-23	2.3000	2.5600	2.3000	2.5600	+45.455%	17	158	+42.578%
2026-06-22	1.7000	1.7600	1.7000	1.7600	+0.571%	6	149	+107.386%
2026-06-18	1.5600	1.7500	1.5600	1.7500	-14.634%	3	152	+108.571%
2026-06-16	2.0500	2.0500	2.0500	2.0500	-5.963%	2	152	+78.049%
2026-06-15	2.1800	2.1800	2.1800	2.1800	-27.333%	1	150	+67.431%
2026-06-12	3.0000	3.0000	3.0000	3.0000	-10.448%	1	151	+21.667%
2026-06-11	3.2700	3.3500	3.2700	3.3500	+16.319%	2	150	+8.955%
2026-06-09	2.8800	2.8800	2.8800	2.8800	-25.195%	1	148	+26.736%
2026-06-05	3.3500	3.8500	3.3500	3.8500	+68.860%	8	147	-5.195%
2026-06-02	2.2800	2.2800	2.2800	2.2800	+8.057%	2	144	+60.088%
2026-06-01	2.4500	2.4500	2.0700	2.1100	-27.986%	14	146	+72.986%
2026-05-29	2.7100	2.9300	2.7100	2.9300	-15.562%	2	155	+24.573%
2026-05-27	3.4700	3.4700	3.4700	3.4700	+3.582%	1	156	+5.187%
2026-05-26	3.3800	3.3800	3.3500	3.3500	-4.286%	11	155	+8.955%
2026-05-22	3.1400	3.5000	3.1400	3.5000	+93.370%	12	165	+4.286%
2026-05-11	1.8100	1.8100	1.8100	1.8100	-3.209%	3	167	+101.657%
2026-05-04	1.8700	1.8700	1.8700	1.8700	+10.000%	15	167	+95.187%
2026-04-30	1.7000	1.7000	1.7000	1.7000	-17.073%	10	152	+114.706%
2026-04-27	2.0500	2.0500	2.0500	2.0500	-9.292%	2	142	+78.049%
2026-04-21	2.2000	2.2600	2.2000	2.2600	-23.129%	3	141	+61.504%
2026-04-17	2.9400	2.9400	2.9400	2.9400	+8.889%	1	141	+24.150%
2026-04-16	2.7900	2.7900	2.7000	2.7000	-11.475%	2	140	+35.185%
2026-04-15	3.0500	3.0500	3.0500	3.0500	-29.885%	1	141	+19.672%
2026-04-10	4.5000	4.5000	4.3500	4.3500	-9.375%	4	141	-16.092%
2026-04-09	4.7500	4.9000	4.7500	4.8000	0.000%	6	140	-23.958%
2026-04-08	4.8000	5.1000	4.8000	4.8000	+6.667%	3	137	-23.958%
2026-04-02	4.4000	4.5000	4.4000	4.5000	-2.174%	4	136	-18.889%
2026-04-01	4.6000	4.6000	4.6000	4.6000	+5.747%	2	136	-20.652%
2026-03-31	4.8500	4.8500	4.3500	4.3500	+2.353%	8	134	-16.092%
2026-03-30	4.5000	4.5000	4.1500	4.2500	-14.141%	24	126	-14.118%
2026-03-27	5.0000	5.0000	4.9500	4.9500	+7.843%	9	139	-26.263%
2026-03-26	4.4500	4.6000	4.4500	4.5900	+27.500%	62	130	-20.479%
2026-03-24	3.6500	3.6500	3.6000	3.6000	+6.509%	4	78	+1.389%
2026-03-19	3.3800	3.4500	3.3800	3.3800	+1.198%	3	76	+7.988%
2026-03-17	3.3400	3.3400	3.3400	3.3400	-3.188%	1	77	+9.281%
2026-03-12	3.5000	3.5000	3.4500	3.4500	-17.857%	18	78	+5.797%
2026-03-10	4.2000	4.2000	4.2000	4.2000	+20.000%	7	86	-13.095%
2026-03-05	3.7000	3.7000	3.5000	3.5000	-38.053%	11	79	+4.286%
2026-02-27	5.3300	5.6500	5.3300	5.6500	+26.966%	4	68	-35.398%
2026-02-26	4.4000	4.4500	4.4000	4.4500	-25.210%	10	64	-17.978%
2026-02-24	6.0200	6.0200	5.9500	5.9500	+2.410%	2	57	-38.655%
2026-02-23	5.3000	5.8100	5.3000	5.8100	+10.247%	4	55	-37.177%
2026-02-17	5.3300	5.3300	5.2700	5.2700	-2.407%	9	57	-30.740%
2026-02-13	5.5300	5.5300	5.4000	5.4000	+3.846%	13	48	-32.407%
2026-02-12	4.7500	5.2000	4.7500	5.2000	+15.556%	10	48	-29.808%
2026-02-11	4.5000	4.5000	4.5000	4.5000	+10.294%	1	38	-18.889%
2026-02-09	4.0800	4.0800	4.0800	4.0800	-13.191%	1	38	-10.539%
2026-02-05	4.7000	4.7000	4.7000	4.7000	+52.104%	2	37	-22.340%
2026-02-03	3.0900	3.0900	3.0900	3.0900	+18.846%	15	39	+18.123%
2026-02-02	2.6000	2.6000	2.6000	2.6000	+26.214%	1	24	+40.385%
2026-01-30	2.0600	2.0600	2.0600	2.0600	-21.073%	2	23	+77.184%
2026-01-09	2.6100	2.6100	2.6100	2.6100	+9.664%	1	23	+39.847%
2026-01-07	2.3800	2.3800	2.3800	2.3800	+35.227%	14	23	+53.361%
2025-12-23	1.7600	1.7600	1.7600	1.7600	+40.800%	2	18	+107.386%
2025-12-08	1.2500	1.2500	1.2500	1.2500	-12.587%	1	16	+192.000%
2025-12-05	1.4300	1.4300	1.4300	1.4300	-5.921%	1	17	+155.245%
2025-12-03	1.5200	1.5200	1.5200	1.5200	+1.333%	5	17	+140.132%
2025-12-01	1.7200	1.7200	1.5000	1.5000	-14.286%	4	17	+143.333%
2025-11-26	1.7500	1.7500	1.7500	1.7500	-17.453%	6	20	+108.571%
2025-11-25	2.0800	2.1200	2.0800	2.1200	+76.667%	2	20	+72.170%
2025-11-19	1.2000	1.2000	1.2000	1.2000	-25.000%	1	19	+204.167%
2025-11-18	0.8800	1.6000	0.8800	1.6000	+185.714%	2	19	+128.125%
2025-11-10	0.5500	0.5600	0.5500	0.5600	-18.841%	5	19	+551.786%
2025-11-07	0.6900	0.6900	0.6900	0.6900	+68.293%	5	20	+428.986%
2025-10-20	0.4100	0.4100	0.4100	0.4100	-44.595%	3	15	+790.244%
2025-10-17	0.7400	0.7400	0.7400	0.7400	+289.474%	3	15	+393.243%
2025-10-15	0.1900	0.1900	0.1900	0.1900	-59.574%	1	12	+1,821.053%
2025-10-13	0.4700	0.4700	0.4700	0.4700	-21.667%	1	13	+676.596%
2025-10-10	0.6000	0.6000	0.6000	0.6000	+36.364%	1	13	+508.333%
2025-10-09	0.4400	0.4400	0.4400	0.4400	+91.304%	1	12	+729.545%
2025-09-29	0.2300	0.2300	0.2300	0.2300	-30.303%	1	11	+1,486.957%
2025-09-26	0.2500	0.3300	0.2500	0.3300	+37.500%	2	11	+1,006.061%
2025-09-24	0.2400	0.2400	0.2400	0.2400	-22.581%	1	12	+1,420.833%
2025-09-19	0.3100	0.3100	0.3100	0.3100	-53.030%	1	11	+1,077.419%
2025-07-08	0.6600	0.6600	0.6600	0.6600	+46.667%	1	12	+453.030%
2025-06-30	0.4500	0.4500	0.4500	0.4500	-45.783%	1	13	+711.111%
2025-06-13	0.8300	0.8300	0.8300	0.8300	+29.688%	2	12	+339.759%
2025-06-05	0.6400	0.6400	0.6400	0.6400	-4.478%	1	12	+470.313%
2025-06-04	0.6700	0.6700	0.6700	0.6700	+39.583%	1	11	+444.776%
2025-05-29	0.4800	0.4800	0.4800	0.4800	-75.758%	1	11	+660.417%
2025-03-18	1.8400	1.9800	1.8400	1.9800	-3.883%	2	11	+84.343%
2025-01-29	1.9300	2.0600	1.9300	2.0600	-10.435%	2	11	+77.184%
2025-01-16	2.2300	2.3000	2.2300	2.3000	+0.877%	2	11	+58.696%
2025-01-15	2.0900	2.2800	2.0900	2.2800	-9.163%	2	10	+60.088%
2024-12-11	2.5100	2.5100	2.5100	2.5100	+11.556%	3	9	+45.418%
2024-11-20	2.2500	2.2500	2.2500	2.2500	+12.500%	1	9	+62.222%
2024-11-14	2.0000	2.0000	2.0000	2.0000	-63.899%	1	9	+82.500%
2024-09-25	5.5400	5.5400	5.5400	5.5400	-14.769%	1	9	-34.116%
2024-08-29	6.5000	6.5000	6.5000	6.5000	+24.283%	1	10	-43.846%
2024-08-16	5.2300	5.2300	5.2300	5.2300	+0.192%	2	9	-30.210%
2024-08-07	5.2200	5.2200	5.2200	5.2200	-9.375%	1	10	-30.077%
2024-08-05	5.7600	5.7600	5.7600	5.7600	-8.571%	12	9	-36.632%
2024-07-30	6.3000	6.3000	6.3000	6.3000	-46.337%	1	20	-42.063%
2024-07-12	11.6500	11.7400	11.6500	11.7400	-10.176%	3	19	-68.910%
2024-06-27	11.9000	13.0700	11.9000	13.0700	+14.851%	3	22	-72.073%
2024-06-18	11.3800	11.3800	11.3800	11.3800	-17.236%	15	7	-67.926%
2024-06-07	13.7500	13.7500	13.7500	13.7500	+7.422%	2	7	-73.455%
2024-04-17	12.3000	12.8000	11.6500	12.8000	-4.833%	10	7	-71.484%
2024-04-16	13.4500	13.4500	13.4500	13.4500	0.000%	1	1	-72.862%