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MRK20261218C175
MRK Dec 18 2026 175.00 Call (MRK261218C00175000)
option OPRA

EOD

Jul 16, 2026

0.8000+9.589%(+0.0700)15

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-16	0.7600	0.8000	0.7500	0.8000	+9.589%	15	219	0.000%
2026-07-15	0.6000	0.7300	0.5000	0.7300	+58.696%	18	223	+9.589%
2026-07-14	0.4600	0.4600	0.4600	0.4600	-48.889%	2	218	+73.913%
2026-06-29	0.9000	0.9000	0.9000	0.9000	+164.706%	2	220	-11.111%
2026-06-22	0.3400	0.3400	0.3400	0.3400	-19.048%	2	220	+135.294%
2026-06-17	0.2300	0.4200	0.2300	0.4200	-30.000%	51	268	+90.476%
2026-06-12	0.6200	0.7500	0.5600	0.6000	-25.926%	6	268	+33.333%
2026-06-11	0.7300	0.8100	0.7300	0.8100	+35.000%	11	270	-1.235%
2026-06-08	0.6100	0.6100	0.6000	0.6000	-25.000%	14	276	+33.333%
2026-05-27	0.8000	0.8000	0.8000	0.8000	+31.148%	13	267	0.000%
2026-05-26	0.6100	0.6100	0.6100	0.6100	+1.667%	2	280	+31.148%
2026-05-22	0.5700	0.6000	0.5700	0.6000	+50.000%	3	282	+33.333%
2026-05-15	0.4000	0.4000	0.4000	0.4000	+8.108%	2	282	+100.000%
2026-05-08	0.3700	0.3700	0.3700	0.3700	-26.000%	50	281	+116.216%
2026-05-04	0.5000	0.5000	0.5000	0.5000	0.000%	2	331	+60.000%
2026-04-28	0.5800	0.5800	0.4700	0.5000	+13.636%	14	331	+60.000%
2026-04-21	0.4400	0.4400	0.4400	0.4400	-69.014%	2	332	+81.818%
2026-03-27	1.2500	1.4200	1.1700	1.4200	+37.864%	8	332	-43.662%
2026-03-25	1.0000	1.0300	1.0000	1.0300	+22.619%	96	338	-22.330%
2026-03-19	0.8000	0.8400	0.8000	0.8400	-26.957%	44	386	-4.762%
2026-03-16	0.8700	1.1500	0.8700	1.1500	-8.000%	36	430	-30.435%
2026-03-04	1.2500	1.2500	1.2500	1.2500	-16.667%	1	445	-36.000%
2026-02-23	1.5000	1.5000	1.5000	1.5000	+2.740%	1	444	-46.667%
2026-02-06	1.4500	1.4600	1.4500	1.4600	-1.351%	27	471	-45.205%
2026-02-05	1.0800	1.9000	1.0800	1.4800	+33.333%	65	530	-45.946%
2026-02-04	0.7700	1.2300	0.7700	1.1100	+27.586%	156	529	-27.928%
2026-02-03	0.5800	0.8700	0.5800	0.8700	+64.151%	131	514	-8.046%
2026-01-30	0.5300	0.5300	0.5300	0.5300	+10.417%	5	518	+50.943%
2026-01-27	0.4800	0.4800	0.4800	0.4800	-31.429%	5	520	+66.667%
2026-01-21	0.7000	0.7000	0.7000	0.7000	+16.667%	52	525	+14.286%
2026-01-15	0.6000	0.6000	0.6000	0.6000	0.000%	3	526	+33.333%
2026-01-14	0.5000	0.6000	0.5000	0.6000	-37.500%	5	526	+33.333%
2026-01-09	0.9600	0.9600	0.9600	0.9600	+37.143%	3	529	-16.667%
2026-01-06	0.7000	0.7000	0.7000	0.7000	+32.075%	2	526	+14.286%
2026-01-02	0.5300	0.5300	0.5300	0.5300	+15.217%	1	528	+50.943%
2025-12-31	0.4600	0.4600	0.4600	0.4600	-24.590%	1	530	+73.913%
2025-12-30	0.6100	0.6100	0.6100	0.6100	-4.688%	1	530	+31.148%
2025-12-29	0.6400	0.6400	0.6400	0.6400	+16.364%	3	529	+25.000%
2025-12-26	0.5500	0.5500	0.5500	0.5500	+27.907%	1	526	+45.455%
2025-12-23	0.4500	0.4500	0.4300	0.4300	0.000%	2	526	+86.047%
2025-12-19	2.3300	2.3300	0.3600	0.4300	+43.333%	51	526	+86.047%
2025-12-18	0.4300	0.4300	0.3000	0.3000	+3.448%	25	526	+166.667%
2025-12-17	0.2900	0.2900	0.2900	0.2900	-14.706%	3	525	+175.862%
2025-12-15	0.3400	0.3400	0.3400	0.3400	+3.030%	1	525	+135.294%
2025-12-12	0.3300	0.3300	0.3300	0.3300	0.000%	1	525	+142.424%
2025-12-11	0.3300	0.3300	0.3300	0.3300	-50.000%	1	525	+142.424%
2025-12-10	0.6600	0.6600	0.6600	0.6600	+120.000%	1	525	+21.212%
2025-12-09	0.3300	0.3300	0.3000	0.3000	0.000%	8	525	+166.667%
2025-12-08	0.3000	0.3000	0.3000	0.3000	-28.571%	2	525	+166.667%
2025-12-03	0.7500	0.7500	0.4200	0.4200	-17.647%	2	525	+90.476%
2025-12-01	0.5400	0.5400	0.5100	0.5100	-13.559%	85	524	+56.863%
2025-11-28	0.5900	0.5900	0.5900	0.5900	-14.493%	8	579	+35.593%
2025-11-26	0.6100	0.7100	0.3400	0.6900	+4.545%	161	714	+15.942%
2025-11-25	0.5100	0.7200	0.4800	0.6600	+11.864%	69	714	+21.212%
2025-11-24	0.7500	0.9500	0.5900	0.5900	+34.091%	21	723	+35.593%
2025-11-21	0.4400	0.4400	0.4400	0.4400	+83.333%	5	733	+81.818%
2025-11-19	0.1900	0.3700	0.1900	0.2400	-45.455%	34	728	+233.333%
2025-11-18	0.4400	0.4400	0.4400	0.4400	+22.222%	1	761	+81.818%
2025-11-17	0.3600	0.3600	0.3600	0.3600	-51.351%	1	760	+122.222%
2025-11-14	0.6300	0.7400	0.3800	0.7400	+155.172%	16	761	+8.108%
2025-11-13	0.2100	0.2900	0.0400	0.2900	-12.121%	17	775	+175.862%
2025-11-12	0.5100	0.5100	0.3300	0.3300	+50.000%	3	791	+142.424%
2025-11-11	0.3200	0.3200	0.2200	0.2200	-8.333%	15	788	+263.636%
2025-11-10	0.2400	0.2400	0.2400	0.2400	+41.176%	2	793	+233.333%
2025-11-07	0.2700	0.2800	0.0800	0.1700	-22.727%	6	791	+370.588%
2025-11-06	0.2200	0.2200	0.2200	0.2200	-4.348%	1	787	+263.636%
2025-11-05	0.2300	0.2300	0.1300	0.2300	+475.000%	5	787	+247.826%
2025-10-27	0.0400	0.0400	0.0400	0.0400	-75.000%	3	785	+1,900.000%
2025-10-16	0.1600	0.1600	0.1600	0.1600	-5.882%	1	785	+400.000%
2025-10-10	0.1700	0.1700	0.1700	0.1700	-10.526%	1	784	+370.588%
2025-10-08	0.1900	0.1900	0.1900	0.1900	-9.524%	1	784	+321.053%
2025-10-07	0.2100	0.2100	0.2100	0.2100	+110.000%	1	782	+280.952%
2025-09-25	0.1000	0.1000	0.1000	0.1000	0.000%	1	782	+700.000%
2025-08-13	0.1000	0.1000	0.1000	0.1000	-73.684%	10	782	+700.000%
2025-07-16	0.3800	0.3800	0.3800	0.3800	+18.750%	200	782	+110.526%
2025-06-03	0.3200	0.3200	0.3200	0.3200	-8.571%	29	582	+150.000%
2025-05-07	0.3500	0.3500	0.3500	0.3500	-27.083%	3	582	+128.571%
2025-05-05	0.4600	0.4800	0.4600	0.4800	+100.000%	50	585	+66.667%
2025-04-10	0.2400	0.2400	0.2400	0.2400	-84.713%	24	635	+233.333%
2025-04-07	1.5700	1.5700	1.5700	1.5700	+24.603%	24	635	-49.045%
2025-04-03	1.2600	1.2600	1.2600	1.2600	+260.000%	10	611	-36.508%
2025-03-27	0.3700	0.3900	0.3400	0.3500	-12.500%	122	601	+128.571%
2025-03-25	0.4000	0.4000	0.4000	0.4000	-35.484%	6	521	+100.000%
2025-03-14	0.6300	0.6300	0.6000	0.6200	-10.145%	332	527	+29.032%
2025-03-13	0.6900	0.6900	0.6900	0.6900	-13.750%	1	414	+15.942%
2025-03-10	0.8000	0.8000	0.8000	0.8000	+1.266%	1	414	0.000%
2025-03-07	0.7000	0.8400	0.7000	0.7900	+9.722%	102	413	+1.266%
2025-03-05	0.7200	0.7200	0.7200	0.7200	-6.494%	6	450	+11.111%
2025-03-04	0.7700	0.7700	0.7700	0.7700	+24.194%	10	454	+3.896%
2025-02-28	0.5500	0.6200	0.5100	0.6200	+31.915%	74	454	+29.032%
2025-02-27	0.4500	0.4800	0.4500	0.4700	-21.667%	106	428	+70.213%
2025-02-25	0.8800	0.8800	0.6000	0.6000	0.000%	15	330	+33.333%
2025-02-24	0.6000	0.6000	0.6000	0.6000	+17.647%	1	330	+33.333%
2025-02-21	0.5100	0.5100	0.5100	0.5100	+13.333%	2	329	+56.863%
2025-02-20	0.4500	0.4500	0.4500	0.4500	-23.729%	2	328	+77.778%
2025-02-19	0.5900	1.0500	0.5900	0.5900	-20.270%	123	326	+35.593%
2025-02-03	0.6700	0.7400	0.6700	0.7400	+32.143%	29	213	+8.108%
2025-01-29	0.7000	0.7000	0.5600	0.5600	-1.754%	54	208	+42.857%
2025-01-28	0.5700	0.5700	0.5700	0.5700	-6.557%	10	154	+40.351%
2025-01-27	0.6500	0.6500	0.6100	0.6100	-32.222%	165	154	+31.148%
2024-10-25	0.9000	0.9000	0.9000	0.9000	-28.571%	4	7	-11.111%
2024-10-17	1.2600	1.2600	1.2600	1.2600	-6.667%	2	5	-36.508%
2024-10-08	1.2000	1.3500	1.2000	1.3500	-3.571%	2	5	-40.741%
2024-09-27	1.4000	1.4000	1.4000	1.4000	-14.634%	6	5	-42.857%
2024-09-10	1.6400	1.6400	1.6400	1.6400	-21.905%	3	5	-51.220%
2024-08-23	2.1000	2.1000	2.1000	2.1000	0.000%	4	2	-61.905%
2024-08-13	2.1000	2.1000	2.1000	2.1000	0.000%	2	2	-61.905%