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MRK20261218C150
MRK Dec 18 2026 150.00 Call (MRK261218C00150000)
option OPRA

EOD

Jul 21, 2026

2.84-0.351%(-0.01)9

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-21	2.4900	2.8400	2.3800	2.8400	-0.351%	9	763	0.000%
2026-07-20	2.9900	2.9900	2.7100	2.8500	-12.308%	113	761	-0.351%
2026-07-17	4.0000	4.2500	3.2500	3.2500	0.000%	24	725	-12.615%
2026-07-16	2.8100	3.4500	2.8100	3.2500	+34.298%	116	714	-12.615%
2026-07-15	2.4900	2.5500	2.3600	2.4200	+22.843%	7	711	+17.355%
2026-07-14	2.0000	2.0000	1.9400	1.9700	-16.878%	45	709	+44.162%
2026-07-13	2.3700	2.3700	2.3700	2.3700	-7.059%	16	667	+19.831%
2026-07-10	2.5900	2.5900	2.5500	2.5500	-12.069%	7	651	+11.373%
2026-07-09	3.0500	3.1500	2.9000	2.9000	-9.375%	45	648	-2.069%
2026-07-08	3.1500	3.2000	2.9700	3.2000	-9.859%	25	618	-11.250%
2026-07-07	3.9000	3.9500	3.5500	3.5500	-6.579%	10	615	-20.000%
2026-07-02	3.7100	3.8000	3.5000	3.8000	+31.034%	17	610	-25.263%
2026-07-01	3.1200	3.1200	2.9000	2.9000	-21.622%	5	610	-2.069%
2026-06-30	3.8500	3.8500	3.6500	3.7000	-7.500%	25	614	-23.243%
2026-06-29	3.2000	4.0000	3.2000	4.0000	+20.482%	99	599	-29.000%
2026-06-26	3.5000	3.5500	3.3200	3.3200	+18.571%	8	527	-14.458%
2026-06-25	2.5000	2.8000	2.5000	2.8000	+40.000%	10	521	+1.429%
2026-06-24	1.9900	2.1200	1.9300	2.0000	+5.263%	32	519	+42.000%
2026-06-23	1.7700	1.9000	1.7700	1.9000	+32.867%	2	487	+49.474%
2026-06-22	1.3100	1.4300	1.2000	1.4300	-4.667%	52	487	+98.601%
2026-06-17	1.4500	1.5000	1.4500	1.5000	+82.927%	2	485	+89.333%
2026-06-15	0.8200	0.8200	0.8200	0.8200	-62.727%	6	485	+246.341%
2026-06-12	2.2000	2.2000	2.2000	2.2000	-19.414%	1	485	+29.091%
2026-06-05	2.7000	2.7300	2.7000	2.7300	+58.721%	2	485	+4.029%
2026-06-02	1.7200	1.7200	1.7200	1.7200	+1.176%	5	485	+65.116%
2026-06-01	1.7000	1.7000	1.7000	1.7000	-31.727%	29	490	+67.059%
2026-05-27	2.4500	2.4900	2.4500	2.4900	+7.328%	5	495	+14.056%
2026-05-22	2.3300	2.5800	2.3200	2.3200	+38.095%	4	490	+22.414%
2026-05-21	1.6500	1.6800	1.6500	1.6800	+18.310%	2	489	+69.048%
2026-05-14	1.4200	1.4200	1.4200	1.4200	-5.960%	1	489	+100.000%
2026-05-07	1.5100	1.5100	1.5100	1.5100	-6.790%	5	489	+88.079%
2026-05-05	1.6200	1.6200	1.6200	1.6200	+9.459%	1	494	+75.309%
2026-05-01	1.4500	1.4800	1.4500	1.4800	-8.642%	30	465	+91.892%
2026-04-28	1.6100	1.6200	1.6100	1.6200	+4.516%	4	465	+75.309%
2026-04-27	1.5500	1.5500	1.5500	1.5500	-5.488%	1	465	+83.226%
2026-04-22	1.6400	1.6400	1.6400	1.6400	-3.529%	1	465	+73.171%
2026-04-21	1.7000	1.7000	1.7000	1.7000	-32.000%	1	466	+67.059%
2026-04-20	2.5000	2.5000	2.5000	2.5000	+4.167%	1	466	+13.600%
2026-04-17	2.2500	2.4000	2.2500	2.4000	+14.286%	3	466	+18.333%
2026-04-16	2.5000	2.5000	2.1000	2.1000	-6.667%	6	465	+35.238%
2026-04-15	2.3200	2.3200	2.2500	2.2500	-39.678%	11	467	+26.222%
2026-04-09	3.7300	3.7300	3.7300	3.7300	+7.803%	1	467	-23.861%
2026-04-08	3.3000	3.9000	3.3000	3.4600	-1.143%	6	467	-17.919%
2026-04-02	3.5000	3.5000	3.5000	3.5000	+2.941%	3	464	-18.857%
2026-03-31	3.9000	3.9000	3.4000	3.4000	+3.030%	8	464	-16.471%
2026-03-30	3.3000	3.3000	3.3000	3.3000	-15.385%	2	456	-13.939%
2026-03-27	3.6500	3.9500	3.6500	3.9000	+13.043%	15	455	-27.179%
2026-03-26	3.4000	3.4500	3.4000	3.4500	+4.545%	42	449	-17.681%
2026-03-25	3.3500	3.3500	3.3000	3.3000	+17.857%	10	412	-13.939%
2026-03-24	2.8000	2.8000	2.8000	2.8000	+0.719%	3	403	+1.429%
2026-03-23	2.7200	2.7800	2.7200	2.7800	+6.923%	11	400	+2.158%
2026-03-20	2.6000	2.6000	2.6000	2.6000	+1.961%	1	389	+9.231%
2026-03-18	2.5500	2.5500	2.5500	2.5500	-10.526%	1	390	+11.373%
2026-03-17	2.9700	2.9700	2.8500	2.8500	-4.040%	20	389	-0.351%
2026-03-16	2.9600	2.9700	2.9600	2.9700	+4.211%	6	391	-4.377%
2026-03-13	2.8500	2.8500	2.8500	2.8500	-5.000%	1	393	-0.351%
2026-03-09	3.0000	3.0000	3.0000	3.0000	+6.762%	2	394	-5.333%
2026-03-05	2.8100	2.8100	2.8100	2.8100	-27.013%	6	395	+1.068%
2026-03-03	3.8500	3.8500	3.8500	3.8500	-14.444%	1	401	-26.234%
2026-02-27	4.3000	4.5000	4.3000	4.5000	+69.811%	3	400	-36.889%
2026-02-26	3.5000	3.5000	2.6500	2.6500	-38.657%	9	399	+7.170%
2026-02-25	4.4000	4.4000	4.3200	4.3200	-9.053%	37	369	-34.259%
2026-02-24	4.7500	4.7500	4.7000	4.7500	+7.955%	3	369	-40.211%
2026-02-23	4.4000	4.4000	4.4000	4.4000	+50.685%	1	366	-35.455%
2026-02-20	2.9200	2.9200	2.9200	2.9200	-31.294%	40	366	-2.740%
2026-02-17	4.2500	4.2500	4.2500	4.2500	-5.765%	4	326	-33.176%
2026-02-13	4.5000	4.5200	4.2500	4.5100	+23.562%	10	319	-37.029%
2026-02-12	3.4600	4.0000	3.4600	3.6500	+13.354%	8	319	-22.192%
2026-02-10	3.2200	3.2200	3.2200	3.2200	-26.818%	1	321	-11.801%
2026-02-06	4.4800	4.4800	4.2700	4.4000	-2.655%	66	321	-35.455%
2026-02-05	4.2600	4.6800	4.1000	4.5200	+29.143%	88	297	-37.168%
2026-02-04	3.1200	3.5000	3.1200	3.5000	+25.899%	38	318	-18.857%
2026-02-03	2.4200	2.7800	2.4200	2.7800	+51.087%	72	309	+2.158%
2026-02-02	2.1000	2.1200	1.8400	1.8400	+54.622%	24	381	+54.348%
2026-01-23	1.6600	1.6600	1.1900	1.1900	-26.543%	9	404	+138.655%
2026-01-22	1.6200	1.6200	1.6200	1.6200	-8.989%	1	406	+75.309%
2026-01-21	1.8000	2.1800	1.7800	1.7800	-4.301%	373	508	+59.551%
2026-01-06	1.8000	1.8600	1.8000	1.8600	+33.813%	13	734	+52.688%
2026-01-05	1.3900	1.3900	1.3900	1.3900	-10.897%	1	726	+104.317%
2025-12-30	1.5600	1.5600	1.5600	1.5600	-2.500%	15	726	+82.051%
2025-12-26	1.5800	1.6000	1.5800	1.6000	-9.091%	8	726	+77.500%
2025-12-24	1.7600	1.7600	1.7600	1.7600	+21.379%	28	742	+61.364%
2025-12-23	1.4000	1.4500	1.4000	1.4500	+31.818%	24	742	+95.862%
2025-12-17	1.1000	1.1000	1.1000	1.1000	+18.280%	1	744	+158.182%
2025-12-16	0.9300	0.9300	0.9300	0.9300	-17.699%	1	743	+205.376%
2025-12-08	1.1300	1.1300	1.1300	1.1300	-33.136%	5	743	+151.327%
2025-12-01	1.6900	1.6900	1.6900	1.6900	-6.111%	1	743	+68.047%
2025-11-26	1.8000	1.8000	1.8000	1.8000	+6.509%	11	743	+57.778%
2025-11-25	1.6900	1.6900	1.6900	1.6900	+30.000%	2	743	+68.047%
2025-11-24	1.2500	1.3000	1.2500	1.3000	+64.557%	5	742	+118.462%
2025-11-21	0.8500	0.8500	0.7900	0.7900	+2.597%	51	741	+259.494%
2025-11-20	0.7700	0.7700	0.7700	0.7700	-21.429%	1	791	+268.831%
2025-11-19	0.9800	0.9800	0.9800	0.9800	+12.644%	1	791	+189.796%
2025-11-18	0.8700	0.8700	0.8700	0.8700	+6.098%	1	792	+226.437%
2025-11-17	0.7600	0.8400	0.7400	0.8200	+7.895%	4	791	+246.341%
2025-11-13	0.7600	0.7600	0.7600	0.7600	+58.333%	8	791	+273.684%
2025-11-10	0.4900	0.4900	0.4800	0.4800	-29.412%	5	791	+491.667%
2025-11-07	0.6800	0.6800	0.6800	0.6800	+74.359%	5	794	+317.647%
2025-11-06	0.3900	0.3900	0.3900	0.3900	+39.286%	26	789	+628.205%
2025-10-31	0.2200	0.2800	0.2200	0.2800	+16.667%	86	763	+914.286%
2025-10-30	0.3400	0.3900	0.2300	0.2400	-64.179%	154	689	+1,083.333%
2025-10-22	0.6700	0.6700	0.6700	0.6700	+109.375%	8	535	+323.881%
2025-10-20	0.3400	0.3400	0.3200	0.3200	-56.164%	4	535	+787.500%
2025-10-17	0.7300	0.7300	0.7300	0.7300	+563.636%	3	537	+289.041%
2025-10-15	0.1100	0.1100	0.1100	0.1100	-70.270%	1	537	+2,481.818%
2025-10-13	0.3700	0.3700	0.3700	0.3700	-37.288%	1	537	+667.568%
2025-10-10	0.5900	0.5900	0.5900	0.5900	+37.209%	1	538	+381.356%
2025-10-09	0.4300	0.4300	0.4300	0.4300	+2.381%	1	538	+560.465%
2025-10-07	0.5000	0.5000	0.4200	0.4200	-28.814%	144	404	+576.190%
2025-10-02	0.5900	0.5900	0.5900	0.5900	+195.000%	5	404	+381.356%
2025-09-26	0.2000	0.2000	0.2000	0.2000	-13.043%	1	409	+1,320.000%
2025-09-24	0.2300	0.2300	0.2300	0.2300	-17.857%	1	409	+1,134.783%
2025-08-27	0.2800	0.2800	0.2800	0.2800	+12.000%	50	409	+914.286%
2025-08-13	0.2500	0.2500	0.2500	0.2500	-24.242%	1	359	+1,036.000%
2025-07-29	0.3300	0.3300	0.3300	0.3300	-25.000%	1	359	+760.606%
2025-07-08	0.5100	0.5100	0.4100	0.4400	0.000%	144	360	+545.455%
2025-06-30	0.4400	0.4400	0.4400	0.4400	+12.821%	1	304	+545.455%
2025-06-25	0.3200	0.3900	0.3200	0.3900	-38.095%	2	304	+628.205%
2025-06-13	0.6300	0.6300	0.6300	0.6300	+16.667%	2	304	+350.794%
2025-06-06	0.5400	0.5400	0.5400	0.5400	-14.286%	2	305	+425.926%
2025-06-05	0.5600	0.6300	0.5600	0.6300	-3.077%	4	305	+350.794%
2025-06-04	0.5700	0.6500	0.5700	0.6500	+35.417%	2	306	+336.923%
2025-06-02	0.4800	0.4800	0.4800	0.4800	-9.434%	1	307	+491.667%
2025-05-29	0.4900	0.5300	0.4700	0.5300	+6.000%	3	306	+435.849%
2025-05-14	0.5000	0.5000	0.5000	0.5000	-25.373%	1	305	+468.000%
2025-05-07	0.6700	0.6700	0.6700	0.6700	-11.842%	1	306	+323.881%
2025-04-04	0.7600	0.7600	0.7600	0.7600	-5.000%	2	306	+273.684%
2025-04-02	0.8000	0.8000	0.8000	0.8000	-16.667%	13	307	+255.000%
2025-03-27	0.9600	0.9600	0.9600	0.9600	-33.793%	4	307	+195.833%
2025-03-21	1.4500	1.4500	1.4500	1.4500	-6.452%	4	311	+95.862%
2025-03-17	1.5500	1.5500	1.5500	1.5500	+74.157%	2	313	+83.226%
2025-02-14	0.8200	2.5700	0.7200	0.8900	-5.319%	74	275	+219.101%
2025-02-13	0.9200	1.3300	0.8100	0.9400	+51.613%	158	275	+202.128%
2025-02-12	0.6200	0.6200	0.6200	0.6200	-26.190%	1	182	+358.065%
2025-02-10	0.8300	0.9200	0.7200	0.8400	-25.000%	5	182	+238.095%
2025-02-04	0.9000	1.2400	0.9000	1.1200	-36.000%	3	182	+153.571%
2025-01-31	1.7500	1.7500	1.7500	1.7500	+9.375%	2	183	+62.286%
2025-01-29	1.6000	1.6000	1.6000	1.6000	+10.345%	24	183	+77.500%
2025-01-27	1.4500	1.4500	1.4500	1.4500	-20.765%	2	166	+95.862%
2025-01-16	1.8200	1.8300	1.8200	1.8300	-11.165%	11	164	+55.191%
2025-01-13	1.9900	2.0600	1.9900	2.0600	+10.160%	12	171	+37.864%
2025-01-10	1.9800	1.9800	1.8700	1.8700	-2.094%	22	171	+51.872%
2025-01-08	2.2000	2.2000	1.8900	1.9100	-14.350%	8	174	+48.691%
2024-12-19	2.3000	2.3000	2.2300	2.2300	+6.190%	8	174	+27.354%
2024-12-12	2.1000	2.1000	2.1000	2.1000	-23.636%	6	174	+35.238%
2024-12-09	2.7500	2.7500	2.7500	2.7500	+25.571%	3	174	+3.273%
2024-12-04	2.1900	2.1900	2.1900	2.1900	+9.500%	3	177	+29.680%
2024-11-26	2.0000	2.0000	2.0000	2.0000	+14.943%	4	174	+42.000%
2024-11-15	1.7300	1.7400	1.7300	1.7400	+2.353%	6	174	+63.218%
2024-11-13	1.7000	1.7000	1.7000	1.7000	-11.458%	2	174	+67.059%
2024-11-12	1.9200	1.9200	1.9200	1.9200	+1.053%	2	174	+47.917%
2024-10-31	1.9000	1.9000	1.9000	1.9000	-19.149%	1	174	+49.474%
2024-10-30	2.3500	2.3500	2.3500	2.3500	-4.082%	1	173	+20.851%
2024-10-28	2.5000	2.5000	2.4500	2.4500	-37.179%	4	174	+15.918%
2024-10-15	3.9000	3.9000	3.9000	3.9000	+8.333%	7	172	-27.179%
2024-10-11	3.3500	3.6000	3.3500	3.6000	0.000%	34	172	-21.111%
2024-10-10	3.8000	3.8000	3.6000	3.6000	+2.857%	20	162	-21.111%
2024-10-08	3.5000	3.5000	3.5000	3.5000	-5.660%	3	148	-18.857%
2024-10-04	3.7100	3.7100	3.7100	3.7100	+0.270%	2	148	-23.450%
2024-10-03	3.8800	3.9500	3.7000	3.7000	-6.566%	4	147	-23.243%
2024-10-02	3.9600	3.9600	3.9600	3.9600	-4.578%	2	145	-28.283%
2024-09-30	4.1500	4.1500	4.1500	4.1500	+3.750%	1	145	-31.566%
2024-09-26	4.1500	4.1500	4.0000	4.0000	-27.273%	65	144	-29.000%
2024-09-16	5.5000	5.5000	5.5000	5.5000	-8.333%	3	153	-48.364%
2024-09-05	6.0000	6.0000	6.0000	6.0000	+14.286%	1	156	-52.667%
2024-08-22	5.2500	5.2500	5.2500	5.2500	+0.962%	16	155	-45.905%
2024-08-21	5.2500	5.2500	5.2000	5.2000	+5.477%	65	143	-45.385%
2024-08-19	4.9000	4.9300	4.9000	4.9300	+7.407%	2	83	-42.394%
2024-08-16	4.7000	4.7000	4.5900	4.5900	-1.713%	6	82	-38.126%
2024-08-15	4.9500	4.9500	4.6700	4.6700	-4.694%	4	79	-39.186%
2024-08-14	4.5000	4.9000	4.5000	4.9000	-2.000%	5	75	-42.041%
2024-08-13	5.0500	5.0500	4.8500	5.0000	+2.041%	13	70	-43.200%
2024-08-08	4.9000	4.9000	4.9000	4.9000	+11.364%	1	60	-42.041%
2024-08-06	4.3500	4.4000	4.3500	4.4000	-3.509%	5	60	-35.455%
2024-08-05	4.5600	4.5600	4.5600	4.5600	+8.571%	1	60	-37.719%
2024-07-31	4.9600	5.2900	4.0500	4.2000	-22.222%	24	60	-32.381%
2024-07-30	6.2800	6.2800	5.0200	5.4000	-42.857%	14	51	-47.407%
2024-07-25	9.4500	9.4500	9.4500	9.4500	+6.539%	1	50	-69.947%
2024-07-22	8.8700	8.8700	8.8700	8.8700	-1.444%	1	49	-67.982%
2024-07-17	9.0000	9.0000	9.0000	9.0000	+2.157%	1	48	-68.444%
2024-07-16	8.8100	8.8100	8.8100	8.8100	-13.627%	1	48	-67.764%
2024-07-11	10.2000	10.2000	10.2000	10.2000	-4.673%	7	47	-72.157%
2024-07-01	10.7000	10.7000	10.7000	10.7000	+4.390%	2	40	-73.458%
2024-06-18	10.5000	10.5000	10.2500	10.2500	-10.088%	2	39	-72.293%
2024-06-06	11.4000	11.4000	11.4000	11.4000	+6.343%	1	39	-75.088%
2024-05-30	10.7200	10.7200	10.7200	10.7200	-13.548%	1	39	-73.507%
2024-05-22	12.5000	12.5000	12.4000	12.4000	-2.285%	5	39	-77.097%
2024-05-16	12.6900	12.6900	12.6900	12.6900	+14.221%	1	39	-77.620%
2024-05-07	11.1100	11.1100	11.1100	11.1100	-4.224%	1	39	-74.437%
2024-05-02	11.8000	11.8000	11.6000	11.6000	-1.277%	40	38	-75.517%
2024-05-01	11.8200	11.8200	11.7500	11.7500	-10.031%	6	46	-75.830%
2024-04-25	12.5100	13.0600	12.5000	13.0600	+13.565%	46	45	-78.254%
2024-04-22	11.5000	11.5000	11.5000	11.5000	+9.524%	2	3	-75.304%
2024-04-18	10.5000	10.5000	10.5000	10.5000	0.000%	1	1	-72.952%