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MRK20261218P115
MRK Dec 18 2026 115.00 Put (MRK261218P00115000)
option OPRA

EOD

Jul 21, 2026

5.30-5.357%(-0.30)35

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-21	5.4000	5.4000	5.2000	5.3000	-5.357%	35	1,166	0.000%
2026-07-20	5.0000	5.6000	5.0000	5.6000	+9.804%	78	1,155	-5.357%
2026-07-17	3.9200	5.1000	3.9200	5.1000	+12.088%	16	1,087	+3.922%
2026-07-16	4.9500	4.9500	4.5000	4.5500	-24.167%	79	1,092	+16.484%
2026-07-15	5.9500	6.0500	5.9500	6.0000	-13.043%	24	1,094	-11.667%
2026-07-14	6.8500	6.9500	6.8500	6.9000	+15.966%	39	1,110	-23.188%
2026-07-13	6.1500	6.2500	5.9500	5.9500	-2.459%	17	1,072	-10.924%
2026-07-10	5.7500	6.1900	5.7500	6.1000	+5.172%	8	1,059	-13.115%
2026-07-09	5.2000	5.8000	5.2000	5.8000	+12.621%	40	1,054	-8.621%
2026-07-08	5.1000	5.3000	5.1000	5.1500	+11.957%	19	1,016	+2.913%
2026-07-07	4.7000	4.7000	4.5500	4.6000	-13.208%	26	1,008	+15.217%
2026-07-06	5.2500	5.3000	5.2000	5.3000	+9.278%	9	999	0.000%
2026-07-02	5.1500	5.1500	4.8000	4.8500	-8.491%	20	980	+9.278%
2026-07-01	5.3500	5.3500	5.2000	5.3000	+13.978%	12	980	0.000%
2026-06-30	5.0500	5.1500	4.6500	4.6500	+1.307%	31	975	+13.978%
2026-06-29	4.8000	4.8000	4.5100	4.5900	-10.874%	33	955	+15.468%
2026-06-26	4.8000	5.1500	4.7500	5.1500	-7.207%	25	940	+2.913%
2026-06-25	6.1000	6.1000	5.5500	5.5500	-18.021%	34	919	-4.505%
2026-06-24	7.2000	7.3000	6.7700	6.7700	-13.205%	20	912	-21.713%
2026-06-23	8.1500	8.1500	7.8000	7.8000	-22.772%	21	901	-32.051%
2026-06-22	9.9500	10.1000	9.9500	10.1000	+1.000%	19	912	-47.525%
2026-06-18	10.6000	11.1500	9.9000	10.0000	+5.263%	44	866	-47.000%
2026-06-17	9.5000	9.5000	9.5000	9.5000	+0.529%	3	866	-44.211%
2026-06-15	9.7000	9.7000	9.3000	9.4500	+11.834%	42	866	-43.915%
2026-06-12	8.1500	8.4500	7.9500	8.4500	+14.966%	43	833	-37.278%
2026-06-11	8.2500	8.3000	7.3500	7.3500	-19.672%	60	803	-27.891%
2026-06-10	9.0000	9.3500	8.8000	9.1500	+7.018%	30	773	-42.077%
2026-06-09	8.8500	8.8500	8.4500	8.5500	-3.933%	32	743	-38.012%
2026-06-08	7.6500	8.9000	7.6500	8.9000	+17.881%	42	714	-40.449%
2026-06-05	7.9000	7.9000	7.2000	7.5500	-15.264%	64	689	-29.801%
2026-06-04	8.9100	8.9100	8.9100	8.9100	-12.647%	5	655	-40.516%
2026-06-03	10.2000	10.2000	10.2000	10.2000	+1.493%	3	660	-48.039%
2026-06-02	9.6300	10.0500	9.6200	10.0500	-1.471%	9	660	-47.264%
2026-06-01	9.8500	10.6500	9.8500	10.2000	+14.607%	53	651	-48.039%
2026-05-29	8.5500	8.9000	8.4500	8.9000	+6.587%	38	627	-40.449%
2026-05-28	8.2000	8.3500	7.9000	8.3500	+2.454%	45	593	-36.527%
2026-05-27	7.8500	8.2500	7.6500	8.1500	+0.617%	58	562	-34.969%
2026-05-26	7.9000	8.1000	7.9000	8.1000	+8.725%	34	527	-34.568%
2026-05-22	7.7100	7.8000	7.4500	7.4500	-25.871%	13	504	-28.859%
2026-05-21	10.1500	10.1500	9.8500	10.0500	-2.427%	19	497	-47.264%
2026-05-19	10.6500	10.6500	10.3000	10.3000	-10.435%	18	497	-48.544%
2026-05-18	11.5000	11.5000	11.5000	11.5000	-7.258%	1	460	-53.913%
2026-05-15	12.1000	12.4000	12.1000	12.4000	+10.714%	7	460	-57.258%
2026-05-14	11.9000	11.9000	11.2000	11.2000	0.000%	5	452	-52.679%
2026-05-13	11.2000	11.2000	11.2000	11.2000	-3.030%	1	451	-52.679%
2026-05-12	11.5500	11.5500	11.5500	11.5500	+1.762%	1	451	-54.113%
2026-05-11	11.3500	11.3500	11.3500	11.3500	-2.155%	1	451	-53.304%
2026-05-08	11.6000	11.6000	11.6000	11.6000	-4.527%	1	451	-54.310%
2026-05-07	12.1500	12.1500	12.1500	12.1500	+7.522%	2	452	-56.379%
2026-05-05	11.0500	11.3000	11.0500	11.3000	+0.444%	12	450	-53.097%
2026-05-04	11.2500	11.2500	11.2500	11.2500	-3.017%	1	442	-52.889%
2026-05-01	11.4000	11.6000	11.4000	11.6000	-10.425%	9	441	-54.310%
2026-04-30	13.0500	13.0500	12.9500	12.9500	+2.778%	13	441	-59.073%
2026-04-24	12.6000	12.6000	12.6000	12.6000	+11.013%	4	429	-57.937%
2026-04-23	11.3500	11.3500	11.3500	11.3500	-6.276%	2	430	-53.304%
2026-04-22	12.2500	12.2500	12.1100	12.1100	+27.474%	24	429	-56.235%
2026-04-20	9.4000	9.5000	9.3800	9.5000	+1.604%	16	429	-44.211%
2026-04-17	9.6500	9.6500	9.3500	9.3500	-12.861%	36	423	-43.316%
2026-04-16	10.7500	10.7500	10.7000	10.7300	+20.426%	4	419	-50.606%
2026-04-14	9.4000	9.4000	8.9100	8.9100	-5.714%	5	421	-40.516%
2026-04-13	9.4500	9.4500	9.4500	9.4500	+16.667%	5	421	-43.915%
2026-04-09	8.2500	8.2500	8.1000	8.1000	-3.571%	2	421	-34.568%
2026-04-08	9.0000	9.0000	8.4000	8.4000	-13.402%	6	422	-36.905%
2026-04-06	9.7000	9.7000	9.7000	9.7000	-2.414%	2	426	-45.361%
2026-04-02	9.7500	9.9400	9.7500	9.9400	+5.745%	3	423	-46.680%
2026-04-01	9.6000	9.6000	9.4000	9.4000	-6.931%	4	423	-43.617%
2026-03-31	10.3000	10.3000	10.1000	10.1000	-9.009%	3	426	-47.525%
2026-03-30	10.9500	11.1000	10.9500	11.1000	+9.901%	16	423	-52.252%
2026-03-26	10.1000	10.1500	9.9600	10.1000	0.000%	382	421	-47.525%
2026-03-25	10.0500	10.1000	10.0500	10.1000	-18.548%	12	191	-47.525%
2026-03-20	12.4000	12.4000	12.4000	12.4000	+5.085%	1	188	-57.258%
2026-03-12	11.8000	11.8000	11.8000	11.8000	-0.840%	5	189	-55.085%
2026-03-11	11.6500	11.9000	11.6500	11.9000	-7.031%	2	189	-55.462%
2026-03-06	12.8000	12.8000	12.8000	12.8000	+6.224%	1	188	-58.594%
2026-03-05	12.0500	12.0500	12.0500	12.0500	+18.719%	10	189	-56.017%
2026-03-03	10.5000	10.5000	10.1500	10.1500	+4.103%	7	189	-47.783%
2026-03-02	9.5000	9.7500	9.5000	9.7500	+8.333%	14	192	-45.641%
2026-02-27	9.1000	9.1000	9.0000	9.0000	0.000%	7	178	-41.111%
2026-02-23	9.0000	9.0000	9.0000	9.0000	-3.226%	12	171	-41.111%
2026-02-20	9.4000	9.4000	9.3000	9.3000	-3.627%	44	160	-43.011%
2026-02-19	9.6500	9.7000	9.6000	9.6500	-2.030%	47	155	-45.078%
2026-02-18	9.7800	9.8500	9.7800	9.8500	+3.141%	8	119	-46.193%
2026-02-17	9.6200	9.6200	9.5500	9.5500	-1.546%	7	111	-44.503%
2026-02-13	9.7000	9.7000	9.7000	9.7000	-7.619%	10	95	-45.361%
2026-02-11	10.7600	10.7600	10.5000	10.5000	-4.977%	2	95	-49.524%
2026-02-10	11.0500	11.0500	11.0500	11.0500	+7.282%	1	94	-52.036%
2026-02-09	9.6500	10.3000	9.6500	10.3000	+9.574%	22	95	-48.544%
2026-02-06	9.3500	9.4000	9.3500	9.4000	-3.093%	25	80	-43.617%
2026-02-04	10.1300	10.1300	9.7000	9.7000	-8.231%	15	63	-45.361%
2026-02-03	10.5000	10.5700	10.5000	10.5700	-27.103%	4	64	-49.858%
2026-01-20	14.5000	14.5000	14.5000	14.5000	+11.538%	4	64	-63.448%
2026-01-09	13.3000	13.3500	13.0000	13.0000	-8.451%	20	68	-59.231%
2026-01-06	13.8000	14.2500	13.8000	14.2000	-11.250%	26	61	-62.676%
2025-12-31	16.0000	16.0000	16.0000	16.0000	-8.571%	1	53	-66.875%
2025-12-22	17.5000	17.5000	17.5000	17.5000	-9.794%	4	53	-69.714%
2025-12-15	19.4000	19.4000	19.4000	19.4000	+10.857%	1	49	-72.680%
2025-11-25	17.5000	17.5000	17.5000	17.5000	-40.273%	1	50	-69.714%
2025-10-08	29.3000	29.3000	29.3000	29.3000	-10.888%	6	51	-81.911%
2025-09-12	32.7400	32.8800	32.7400	32.8800	+1.638%	2	51	-83.881%
2025-08-29	32.3500	32.3500	32.3500	32.3500	-2.354%	1	52	-83.617%
2025-08-28	33.1300	33.1300	33.1300	33.1300	-4.110%	1	52	-84.002%
2025-06-24	34.5500	34.5500	34.5500	34.5500	-7.620%	1	59	-84.660%
2025-06-23	37.4000	37.4000	37.4000	37.4000	-1.992%	1	60	-85.829%
2025-06-18	38.1600	38.1600	38.1600	38.1600	+9.687%	3	61	-86.111%
2025-06-13	34.7900	34.7900	34.7900	34.7900	-8.927%	2	61	-84.766%
2025-06-04	38.2000	38.2000	38.2000	38.2000	-4.762%	6	62	-86.126%
2025-06-02	40.1100	40.1100	40.1100	40.1100	+3.858%	1	56	-86.786%
2025-05-27	38.6200	38.6200	38.6200	38.6200	0.000%	1	56	-86.277%
2025-05-08	38.6200	38.6200	38.6200	38.6200	+11.297%	1	55	-86.277%
2025-04-04	34.7000	34.7000	34.7000	34.7000	+40.543%	2	55	-84.726%
2025-03-14	24.6900	24.6900	24.6900	24.6900	-8.045%	2	54	-78.534%
2025-02-24	26.8500	26.8500	26.8500	26.8500	-19.707%	5	55	-80.261%
2025-02-18	33.4400	33.4400	33.4400	33.4400	+16.111%	1	50	-84.151%
2025-02-04	28.8000	28.8000	28.8000	28.8000	+32.964%	1	50	-81.597%
2025-01-22	21.6600	21.6600	21.6600	21.6600	+3.636%	3	49	-75.531%
2024-12-23	20.9000	20.9000	20.9000	20.9000	+12.366%	1	49	-74.641%
2024-11-27	18.6000	18.6000	18.6000	18.6000	-4.124%	1	49	-71.505%
2024-11-11	19.4000	19.4000	19.4000	19.4000	+27.213%	1	49	-72.680%
2024-10-03	15.2500	15.2500	15.2500	15.2500	+9.162%	13	48	-65.246%
2024-09-30	13.9700	13.9700	13.9700	13.9700	-0.214%	1	48	-62.062%
2024-09-27	14.0000	14.0000	14.0000	14.0000	+7.280%	10	47	-62.143%
2024-09-23	13.0500	13.0500	13.0500	13.0500	+12.500%	1	42	-59.387%
2024-09-05	11.6000	11.6000	11.6000	11.6000	-9.375%	1	41	-54.310%
2024-08-26	12.7500	12.9500	12.7000	12.8000	0.000%	34	40	-58.594%
2024-08-22	12.8000	12.8000	12.8000	12.8000	-0.852%	2	9	-58.594%
2024-08-21	12.9100	12.9100	12.9100	12.9100	-6.449%	1	11	-58.947%
2024-08-19	13.8000	13.8000	13.8000	13.8000	+2.985%	2	11	-61.594%
2024-08-02	13.4000	13.4000	13.4000	13.4000	-2.403%	1	9	-60.448%
2024-07-31	13.7300	13.7300	13.7300	13.7300	+5.615%	1	8	-61.398%
2024-07-30	13.0000	13.0000	13.0000	13.0000	+81.058%	3	7	-59.231%
2024-06-25	7.3200	7.3200	7.1800	7.1800	0.000%	4	4	-26.184%