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

EOD

Sep 2, 2026

14.41+4.800%(+0.66)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-02	14.4100	14.4100	14.4100	14.4100	+4.800%	1	806	0.000%
2026-09-01	13.7500	13.7500	13.7500	13.7500	+14.203%	2	806	+4.800%
2026-08-31	11.8500	12.0400	11.7400	12.0400	+2.906%	29	808	+19.684%
2026-08-28	11.7000	11.7000	11.7000	11.7000	-14.348%	1	826	+23.162%
2026-08-27	13.9000	13.9000	13.6600	13.6600	-16.248%	4	826	+5.490%
2026-08-26	17.3900	17.4700	16.3100	16.3100	-10.630%	11	829	-11.649%
2026-08-25	16.6500	18.2500	16.5500	18.2500	+27.178%	30	829	-21.041%
2026-08-24	13.5000	14.3500	13.5000	14.3500	-7.180%	11	826	+0.418%
2026-08-21	17.0900	17.0900	15.0500	15.4600	+7.961%	31	836	-6.792%
2026-08-20	15.0000	15.0800	14.0000	14.3200	-10.556%	68	829	+0.628%
2026-08-19	10.7000	16.6000	10.6800	16.0100	+204.952%	162	799	-9.994%
2026-08-18	5.8500	5.8500	5.2500	5.2500	-1.869%	16	828	+174.476%
2026-08-17	5.6500	5.7600	5.3500	5.3500	-3.777%	8	817	+169.346%
2026-08-14	5.1800	5.5600	5.1800	5.5600	+4.906%	11	811	+159.173%
2026-08-13	5.6000	5.6000	5.2500	5.3000	+8.163%	58	812	+171.887%
2026-08-12	4.4000	4.9500	4.4000	4.9000	+25.320%	56	763	+194.082%
2026-08-11	3.9000	4.0500	3.8500	3.9100	+0.256%	70	752	+268.542%
2026-08-10	3.6100	4.1000	3.6100	3.9000	+13.043%	18	708	+269.487%
2026-08-07	3.0500	3.4500	3.0500	3.4500	-2.817%	5	704	+317.681%
2026-08-06	3.6500	3.6500	3.5500	3.5500	-5.333%	14	701	+305.915%
2026-08-05	4.2000	4.4000	3.7500	3.7500	0.000%	9	697	+284.267%
2026-08-04	3.7500	3.7500	3.7500	3.7500	-2.850%	3	696	+284.267%
2026-08-03	3.9000	3.9000	3.5000	3.8600	-16.087%	114	696	+273.316%
2026-07-31	4.2500	4.7900	4.2500	4.6000	+4.072%	9	643	+213.261%
2026-07-30	4.0000	4.4200	4.0000	4.4200	-7.917%	15	638	+226.018%
2026-07-29	4.8000	4.8000	4.8000	4.8000	-4.950%	1	627	+200.208%
2026-07-28	6.0000	6.3500	5.0500	5.0500	+3.061%	61	627	+185.347%
2026-07-27	5.3500	5.4700	4.9000	4.9000	-4.854%	6	592	+194.082%
2026-07-24	5.0000	5.1500	4.9000	5.1500	+0.586%	38	588	+179.806%
2026-07-23	4.7500	5.1200	4.7500	5.1200	+19.070%	14	579	+181.445%
2026-07-22	4.4500	4.4500	4.3000	4.3000	+17.808%	28	573	+235.116%
2026-07-21	3.8600	3.8600	3.3500	3.6500	+5.187%	16	560	+294.795%
2026-07-20	3.8500	3.8500	3.1500	3.4700	-33.525%	52	565	+315.274%
2026-07-17	5.5000	5.5000	5.2200	5.2200	+16.000%	10	527	+176.054%
2026-07-16	2.9200	4.5000	2.9200	4.5000	+43.312%	73	525	+220.222%
2026-07-15	3.2000	3.2000	3.1400	3.1400	+18.491%	18	458	+358.917%
2026-07-14	2.6500	2.6500	2.6500	2.6500	-17.188%	4	440	+443.774%
2026-07-13	3.2000	3.2000	3.2000	3.2000	-1.538%	23	436	+350.313%
2026-07-10	3.5000	3.5000	3.2500	3.2500	-15.584%	8	436	+343.385%
2026-07-09	3.8500	3.8500	3.8000	3.8500	-9.412%	22	436	+274.286%
2026-07-08	4.2500	4.3200	4.1500	4.2500	-12.371%	36	423	+239.059%
2026-07-07	4.8400	5.1200	4.8400	4.8500	+18.293%	16	415	+197.113%
2026-07-06	4.1000	4.1000	4.1000	4.1000	-17.172%	2	417	+251.463%
2026-07-02	4.9500	4.9500	4.9500	4.9500	+23.750%	3	415	+191.111%
2026-07-01	3.9500	4.0000	3.9500	4.0000	-18.200%	7	415	+260.250%
2026-06-30	4.8000	4.8900	4.8000	4.8900	-2.200%	10	415	+194.683%
2026-06-29	4.4700	5.0000	4.4700	5.0000	+12.360%	154	405	+188.200%
2026-06-26	4.6000	4.6000	4.4000	4.4500	+31.268%	246	330	+223.820%
2026-06-25	3.3900	3.3900	3.3900	3.3900	+30.888%	1	160	+325.074%
2026-06-24	2.6900	2.6900	2.5900	2.5900	+1.172%	2	159	+456.371%
2026-06-23	2.3000	2.5600	2.3000	2.5600	+45.455%	17	158	+462.891%
2026-06-22	1.7000	1.7600	1.7000	1.7600	+0.571%	6	149	+718.750%
2026-06-18	1.5600	1.7500	1.5600	1.7500	-14.634%	3	152	+723.429%
2026-06-16	2.0500	2.0500	2.0500	2.0500	-5.963%	2	152	+602.927%
2026-06-15	2.1800	2.1800	2.1800	2.1800	-27.333%	1	150	+561.009%
2026-06-12	3.0000	3.0000	3.0000	3.0000	-10.448%	1	151	+380.333%
2026-06-11	3.2700	3.3500	3.2700	3.3500	+16.319%	2	150	+330.149%
2026-06-09	2.8800	2.8800	2.8800	2.8800	-25.195%	1	148	+400.347%
2026-06-05	3.3500	3.8500	3.3500	3.8500	+68.860%	8	147	+274.286%
2026-06-02	2.2800	2.2800	2.2800	2.2800	+8.057%	2	144	+532.018%
2026-06-01	2.4500	2.4500	2.0700	2.1100	-27.986%	14	146	+582.938%
2026-05-29	2.7100	2.9300	2.7100	2.9300	-15.562%	2	155	+391.809%
2026-05-27	3.4700	3.4700	3.4700	3.4700	+3.582%	1	156	+315.274%
2026-05-26	3.3800	3.3800	3.3500	3.3500	-4.286%	11	155	+330.149%
2026-05-22	3.1400	3.5000	3.1400	3.5000	+93.370%	12	165	+311.714%
2026-05-11	1.8100	1.8100	1.8100	1.8100	-3.209%	3	167	+696.133%
2026-05-04	1.8700	1.8700	1.8700	1.8700	+10.000%	15	167	+670.588%
2026-04-30	1.7000	1.7000	1.7000	1.7000	-17.073%	10	152	+747.647%
2026-04-27	2.0500	2.0500	2.0500	2.0500	-9.292%	2	142	+602.927%
2026-04-21	2.2000	2.2600	2.2000	2.2600	-23.129%	3	141	+537.611%
2026-04-17	2.9400	2.9400	2.9400	2.9400	+8.889%	1	141	+390.136%
2026-04-16	2.7900	2.7900	2.7000	2.7000	-11.475%	2	140	+433.704%
2026-04-15	3.0500	3.0500	3.0500	3.0500	-29.885%	1	141	+372.459%
2026-04-10	4.5000	4.5000	4.3500	4.3500	-9.375%	4	141	+231.264%
2026-04-09	4.7500	4.9000	4.7500	4.8000	0.000%	6	140	+200.208%
2026-04-08	4.8000	5.1000	4.8000	4.8000	+6.667%	3	137	+200.208%
2026-04-02	4.4000	4.5000	4.4000	4.5000	-2.174%	4	136	+220.222%
2026-04-01	4.6000	4.6000	4.6000	4.6000	+5.747%	2	136	+213.261%
2026-03-31	4.8500	4.8500	4.3500	4.3500	+2.353%	8	134	+231.264%
2026-03-30	4.5000	4.5000	4.1500	4.2500	-14.141%	24	126	+239.059%
2026-03-27	5.0000	5.0000	4.9500	4.9500	+7.843%	9	139	+191.111%
2026-03-26	4.4500	4.6000	4.4500	4.5900	+27.500%	62	130	+213.943%
2026-03-24	3.6500	3.6500	3.6000	3.6000	+6.509%	4	78	+300.278%
2026-03-19	3.3800	3.4500	3.3800	3.3800	+1.198%	3	76	+326.331%
2026-03-17	3.3400	3.3400	3.3400	3.3400	-3.188%	1	77	+331.437%
2026-03-12	3.5000	3.5000	3.4500	3.4500	-17.857%	18	78	+317.681%
2026-03-10	4.2000	4.2000	4.2000	4.2000	+20.000%	7	86	+243.095%
2026-03-05	3.7000	3.7000	3.5000	3.5000	-38.053%	11	79	+311.714%
2026-02-27	5.3300	5.6500	5.3300	5.6500	+26.966%	4	68	+155.044%
2026-02-26	4.4000	4.4500	4.4000	4.4500	-25.210%	10	64	+223.820%
2026-02-24	6.0200	6.0200	5.9500	5.9500	+2.410%	2	57	+142.185%
2026-02-23	5.3000	5.8100	5.3000	5.8100	+10.247%	4	55	+148.021%
2026-02-17	5.3300	5.3300	5.2700	5.2700	-2.407%	9	57	+173.435%
2026-02-13	5.5300	5.5300	5.4000	5.4000	+3.846%	13	48	+166.852%
2026-02-12	4.7500	5.2000	4.7500	5.2000	+15.556%	10	48	+177.115%
2026-02-11	4.5000	4.5000	4.5000	4.5000	+10.294%	1	38	+220.222%
2026-02-09	4.0800	4.0800	4.0800	4.0800	-13.191%	1	38	+253.186%
2026-02-05	4.7000	4.7000	4.7000	4.7000	+52.104%	2	37	+206.596%
2026-02-03	3.0900	3.0900	3.0900	3.0900	+18.846%	15	39	+366.343%
2026-02-02	2.6000	2.6000	2.6000	2.6000	+26.214%	1	24	+454.231%
2026-01-30	2.0600	2.0600	2.0600	2.0600	-21.073%	2	23	+599.515%
2026-01-09	2.6100	2.6100	2.6100	2.6100	+9.664%	1	23	+452.107%
2026-01-07	2.3800	2.3800	2.3800	2.3800	+35.227%	14	23	+505.462%
2025-12-23	1.7600	1.7600	1.7600	1.7600	+40.800%	2	18	+718.750%
2025-12-08	1.2500	1.2500	1.2500	1.2500	-12.587%	1	16	+1,052.800%
2025-12-05	1.4300	1.4300	1.4300	1.4300	-5.921%	1	17	+907.692%
2025-12-03	1.5200	1.5200	1.5200	1.5200	+1.333%	5	17	+848.026%
2025-12-01	1.7200	1.7200	1.5000	1.5000	-14.286%	4	17	+860.667%
2025-11-26	1.7500	1.7500	1.7500	1.7500	-17.453%	6	20	+723.429%
2025-11-25	2.0800	2.1200	2.0800	2.1200	+76.667%	2	20	+579.717%
2025-11-19	1.2000	1.2000	1.2000	1.2000	-25.000%	1	19	+1,100.833%
2025-11-18	0.8800	1.6000	0.8800	1.6000	+185.714%	2	19	+800.625%
2025-11-10	0.5500	0.5600	0.5500	0.5600	-18.841%	5	19	+2,473.214%
2025-11-07	0.6900	0.6900	0.6900	0.6900	+68.293%	5	20	+1,988.406%
2025-10-20	0.4100	0.4100	0.4100	0.4100	-44.595%	3	15	+3,414.634%
2025-10-17	0.7400	0.7400	0.7400	0.7400	+289.474%	3	15	+1,847.297%
2025-10-15	0.1900	0.1900	0.1900	0.1900	-59.574%	1	12	+7,484.211%
2025-10-13	0.4700	0.4700	0.4700	0.4700	-21.667%	1	13	+2,965.957%
2025-10-10	0.6000	0.6000	0.6000	0.6000	+36.364%	1	13	+2,301.667%
2025-10-09	0.4400	0.4400	0.4400	0.4400	+91.304%	1	12	+3,175.000%
2025-09-29	0.2300	0.2300	0.2300	0.2300	-30.303%	1	11	+6,165.217%
2025-09-26	0.2500	0.3300	0.2500	0.3300	+37.500%	2	11	+4,266.667%
2025-09-24	0.2400	0.2400	0.2400	0.2400	-22.581%	1	12	+5,904.167%
2025-09-19	0.3100	0.3100	0.3100	0.3100	-53.030%	1	11	+4,548.387%
2025-07-08	0.6600	0.6600	0.6600	0.6600	+46.667%	1	12	+2,083.333%
2025-06-30	0.4500	0.4500	0.4500	0.4500	-45.783%	1	13	+3,102.222%
2025-06-13	0.8300	0.8300	0.8300	0.8300	+29.688%	2	12	+1,636.145%
2025-06-05	0.6400	0.6400	0.6400	0.6400	-4.478%	1	12	+2,151.563%
2025-06-04	0.6700	0.6700	0.6700	0.6700	+39.583%	1	11	+2,050.746%
2025-05-29	0.4800	0.4800	0.4800	0.4800	-75.758%	1	11	+2,902.083%
2025-03-18	1.8400	1.9800	1.8400	1.9800	-3.883%	2	11	+627.778%
2025-01-29	1.9300	2.0600	1.9300	2.0600	-10.435%	2	11	+599.515%
2025-01-16	2.2300	2.3000	2.2300	2.3000	+0.877%	2	11	+526.522%
2025-01-15	2.0900	2.2800	2.0900	2.2800	-9.163%	2	10	+532.018%
2024-12-11	2.5100	2.5100	2.5100	2.5100	+11.556%	3	9	+474.104%
2024-11-20	2.2500	2.2500	2.2500	2.2500	+12.500%	1	9	+540.444%
2024-11-14	2.0000	2.0000	2.0000	2.0000	-63.899%	1	9	+620.500%
2024-09-25	5.5400	5.5400	5.5400	5.5400	-14.769%	1	9	+160.108%
2024-08-29	6.5000	6.5000	6.5000	6.5000	+24.283%	1	10	+121.692%
2024-08-16	5.2300	5.2300	5.2300	5.2300	+0.192%	2	9	+175.526%
2024-08-07	5.2200	5.2200	5.2200	5.2200	-9.375%	1	10	+176.054%
2024-08-05	5.7600	5.7600	5.7600	5.7600	-8.571%	12	9	+150.174%
2024-07-30	6.3000	6.3000	6.3000	6.3000	-46.337%	1	20	+128.730%
2024-07-12	11.6500	11.7400	11.6500	11.7400	-10.176%	3	19	+22.743%
2024-06-27	11.9000	13.0700	11.9000	13.0700	+14.851%	3	22	+10.252%
2024-06-18	11.3800	11.3800	11.3800	11.3800	-17.236%	15	7	+26.626%
2024-06-07	13.7500	13.7500	13.7500	13.7500	+7.422%	2	7	+4.800%
2024-04-17	12.3000	12.8000	11.6500	12.8000	-4.833%	10	7	+12.578%
2024-04-16	13.4500	13.4500	13.4500	13.4500	0.000%	1	1	+7.138%