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MRK20280121C100
MRK Jan 21 2028 100.00 Call (MRK280121C00100000)
option OPRA

EOD

Jul 20, 2026

33.55-6.154%(-2.20)35

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-20	35.9000	35.9000	33.5500	33.5500	-6.154%	35	716	0.000%
2026-07-17	37.9500	37.9500	35.7500	35.7500	-2.853%	6	690	-6.154%
2026-07-16	33.4500	36.8000	33.4500	36.8000	+20.656%	9	690	-8.832%
2026-07-14	30.5000	30.5000	30.5000	30.5000	-5.573%	1	692	+10.000%
2026-07-13	32.3000	32.3000	32.3000	32.3000	+2.021%	10	692	+3.870%
2026-07-10	32.3000	32.9000	31.6600	31.6600	-6.193%	8	692	+5.970%
2026-07-09	34.4000	34.4000	33.7500	33.7500	-4.930%	2	692	-0.593%
2026-07-08	34.5000	35.5000	34.5000	35.5000	-7.792%	34	692	-5.493%
2026-07-07	36.8500	38.5000	36.8500	38.5000	+6.974%	8	692	-12.857%
2026-07-06	35.2000	35.9900	35.1700	35.9900	-1.397%	39	692	-6.780%
2026-07-02	35.5000	36.5000	35.5000	36.5000	+6.569%	2	696	-8.082%
2026-07-01	34.2500	34.2500	34.2500	34.2500	-7.307%	1	696	-2.044%
2026-06-30	37.0200	37.0200	36.9500	36.9500	+2.355%	34	695	-9.202%
2026-06-29	36.1000	36.1000	36.1000	36.1000	+1.690%	3	729	-7.064%
2026-06-26	36.6000	37.0500	35.5000	35.5000	+3.378%	136	732	-5.493%
2026-06-25	32.9000	34.3400	32.9000	34.3400	+14.658%	12	695	-2.301%
2026-06-24	29.9000	30.1500	29.9000	29.9500	+4.174%	4	696	+12.020%
2026-06-23	28.7500	28.7500	28.7500	28.7500	+14.314%	1	696	+16.696%
2026-06-18	25.1500	25.1500	25.1500	25.1500	-5.094%	2	696	+33.400%
2026-06-15	26.5000	26.5000	26.5000	26.5000	-15.335%	2	696	+26.604%
2026-06-11	30.8000	31.3000	30.8000	31.3000	+1.722%	10	696	+7.188%
2026-06-05	32.0000	32.0000	30.7700	30.7700	+7.776%	2	691	+9.035%
2026-06-04	28.5500	28.5500	28.5500	28.5500	+10.445%	1	691	+17.513%
2026-06-03	26.2700	26.2700	25.8500	25.8500	-1.711%	3	691	+29.787%
2026-06-02	25.9900	26.3000	25.9900	26.3000	+0.382%	3	691	+27.567%
2026-06-01	27.1100	27.1100	26.2000	26.2000	-16.026%	2	692	+28.053%
2026-05-22	31.2000	31.2000	31.2000	31.2000	+20.231%	5	692	+7.532%
2026-05-21	25.9500	25.9500	25.9500	25.9500	+4.008%	1	689	+29.287%
2026-05-13	24.3000	24.9500	24.3000	24.9500	+2.675%	2	689	+34.469%
2026-05-12	24.3000	24.3000	24.3000	24.3000	+1.250%	10	689	+38.066%
2026-05-11	24.6500	24.6500	24.0000	24.0000	+2.128%	3	689	+39.792%
2026-05-07	24.2000	24.2000	23.5000	23.5000	-4.897%	3	699	+42.766%
2026-05-06	24.8000	24.8000	24.7100	24.7100	-0.962%	2	697	+35.775%
2026-05-05	24.6800	24.9700	24.6800	24.9500	+2.464%	29	698	+34.469%
2026-05-01	24.9700	24.9700	24.3500	24.3500	+2.743%	2	712	+37.782%
2026-04-28	23.7000	23.7000	23.7000	23.7000	-0.671%	1	712	+41.561%
2026-04-27	23.8600	23.8600	23.8600	23.8600	-1.608%	1	713	+40.612%
2026-04-24	25.2300	25.2300	24.2500	24.2500	-1.782%	11	712	+38.351%
2026-04-22	24.6900	24.6900	24.6900	24.6900	-0.724%	1	712	+35.885%
2026-04-21	25.0000	25.0000	24.6500	24.8700	-14.093%	12	708	+34.901%
2026-04-17	27.6400	28.9500	27.3800	28.9500	+9.245%	7	708	+15.889%
2026-04-16	26.5000	26.5000	26.5000	26.5000	-12.772%	1	708	+26.604%
2026-04-14	30.7000	30.7000	30.3800	30.3800	-0.164%	2	708	+10.434%
2026-04-13	30.4300	30.4300	30.4300	30.4300	-9.164%	1	708	+10.253%
2026-04-08	33.2000	33.5000	33.2000	33.5000	+15.120%	3	708	+0.149%
2026-04-07	29.1000	29.1000	29.1000	29.1000	-4.902%	1	708	+15.292%
2026-03-25	28.8000	30.6000	28.8000	30.6000	+8.897%	78	708	+9.641%
2026-03-24	28.1000	28.1000	28.1000	28.1000	+4.074%	10	708	+19.395%
2026-03-20	27.0000	27.0000	27.0000	27.0000	-2.351%	2	708	+24.259%
2026-03-16	28.1000	28.1000	27.6500	27.6500	+5.534%	2	708	+21.338%
2026-03-12	26.4500	26.4500	26.2000	26.2000	-6.228%	71	708	+28.053%
2026-03-11	27.9400	27.9400	27.9400	27.9400	-1.965%	1	708	+20.079%
2026-03-10	28.2000	28.5000	28.2000	28.5000	+6.145%	44	709	+17.719%
2026-03-09	26.7500	26.8500	26.7500	26.8500	-9.839%	49	709	+24.953%
2026-03-03	29.4500	29.7800	29.4500	29.7800	-6.057%	10	709	+12.660%
2026-03-02	31.4900	31.7800	31.4900	31.7000	-2.462%	4	709	+5.836%
2026-02-27	32.5000	32.5000	32.5000	32.5000	+0.278%	1	709	+3.231%
2026-02-25	32.7800	34.0200	31.6700	32.4100	-0.887%	919	953	+3.517%
2026-02-24	32.7000	32.7000	32.7000	32.7000	-3.511%	2	953	+2.599%
2026-02-23	33.8900	33.8900	33.8900	33.8900	+11.115%	10	953	-1.003%
2026-02-18	30.5000	30.5000	30.5000	30.5000	-1.613%	1	953	+10.000%
2026-02-13	31.8000	31.8500	31.0000	31.0000	+3.714%	6	951	+8.226%
2026-02-11	28.5500	29.8900	28.5500	29.8900	+4.877%	4	951	+12.245%
2026-02-10	28.5000	28.5000	28.5000	28.5000	-10.123%	1	953	+17.719%
2026-02-06	31.9000	32.1000	31.6000	31.7100	+0.667%	66	953	+5.803%
2026-02-05	31.5000	31.5000	31.5000	31.5000	+10.526%	150	953	+6.508%
2026-02-04	27.5000	29.1000	27.5000	28.5000	+9.615%	1,309	1,103	+17.719%
2026-02-03	24.0600	27.0000	24.0600	26.0000	+7.172%	31	2,010	+29.038%
2026-02-02	23.0200	24.6600	23.0200	24.2600	+10.273%	26	2,016	+38.293%
2026-01-30	22.0000	22.0000	22.0000	22.0000	+8.002%	4	2,023	+52.500%
2026-01-27	20.2400	20.3700	20.2400	20.3700	+2.620%	4	2,023	+64.703%
2026-01-23	20.5300	20.5300	19.8500	19.8500	-9.608%	11	2,027	+69.018%
2026-01-22	21.9600	21.9600	21.9600	21.9600	-3.260%	4	2,038	+52.778%
2026-01-21	22.6800	22.7000	22.6800	22.7000	+5.581%	5	2,042	+47.797%
2026-01-16	21.5000	21.5000	21.5000	21.5000	-7.328%	1	2,042	+56.047%
2026-01-15	23.2000	23.2000	23.2000	23.2000	+9.176%	10	2,042	+44.612%
2026-01-14	21.2500	21.2500	21.2500	21.2500	-0.235%	1	2,052	+57.882%
2026-01-12	24.0000	24.0000	21.0000	21.3000	-9.362%	132	2,052	+57.512%
2026-01-08	23.5000	23.5000	23.5000	23.5000	+4.864%	1	2,090	+42.766%
2026-01-06	22.0700	22.4100	21.3000	22.4100	+14.923%	15	2,089	+49.710%
2026-01-05	19.5000	19.5000	19.5000	19.5000	-0.510%	5	2,086	+72.051%
2026-01-02	17.6500	19.6000	17.6500	19.6000	+7.104%	2	2,086	+71.173%
2025-12-31	18.3000	18.3000	18.3000	18.3000	-8.500%	3	2,085	+83.333%
2025-12-29	20.0000	20.0000	20.0000	20.0000	+0.150%	1	2,085	+67.750%
2025-12-26	19.8000	19.9700	19.8000	19.9700	-0.150%	17	2,085	+68.002%
2025-12-24	20.0000	20.0000	20.0000	20.0000	+6.724%	1	2,092	+67.750%
2025-12-23	18.5000	18.7400	18.5000	18.7400	+0.753%	11	2,092	+79.029%
2025-12-22	18.1500	18.6000	18.1500	18.6000	+11.045%	10	2,093	+80.376%
2025-12-19	16.5500	16.7500	16.5500	16.7500	+6.960%	3	2,092	+100.299%
2025-12-18	15.6600	15.6600	15.6600	15.6600	+0.385%	3	2,090	+114.240%
2025-12-17	15.6000	15.6000	15.6000	15.6000	+9.628%	3	2,090	+115.064%
2025-12-16	14.2700	14.2700	14.2300	14.2300	-8.194%	23	2,087	+135.770%
2025-12-15	15.5000	15.5000	15.5000	15.5000	+4.730%	2	2,086	+116.452%
2025-12-12	15.2000	15.2000	14.8000	14.8000	+5.714%	6	2,086	+126.689%
2025-12-10	13.8500	14.0000	13.6500	14.0000	+5.900%	102	2,092	+139.643%
2025-12-09	13.3800	13.3900	13.2200	13.2200	-10.916%	11	2,093	+153.782%
2025-12-08	14.3200	14.8400	14.2000	14.8400	-7.250%	703	2,094	+126.078%
2025-12-05	16.0000	16.0000	16.0000	16.0000	+2.894%	1	1,762	+109.688%
2025-12-04	15.5500	15.5500	15.5500	15.5500	-7.770%	1	1,762	+115.756%
2025-12-03	16.6500	17.0200	16.6500	16.8600	+4.720%	5	1,762	+98.992%
2025-12-02	16.0000	16.4000	16.0000	16.1000	-1.227%	126	1,758	+108.385%
2025-12-01	18.5200	18.5500	16.3000	16.3000	-13.298%	122	1,816	+105.828%
2025-11-28	18.8000	18.8000	18.8000	18.8000	+0.642%	1	1,819	+78.457%
2025-11-26	18.6800	18.6800	18.6800	18.6800	-1.059%	1	1,820	+79.604%
2025-11-25	17.2500	18.8800	17.2500	18.8800	+19.873%	17	1,820	+77.701%
2025-11-24	16.0000	16.4400	15.7500	15.7500	+12.500%	104	1,823	+113.016%
2025-11-21	13.0000	16.2000	13.0000	14.0000	+14.754%	1,431	1,760	+139.643%
2025-11-20	12.2300	12.2300	12.2000	12.2000	-1.613%	5	494	+175.000%
2025-11-19	13.4000	13.4000	12.4000	12.4000	-9.158%	106	489	+170.565%
2025-11-18	13.5000	14.2700	13.1000	13.6500	+8.765%	66	389	+145.788%
2025-11-17	12.0000	13.6500	11.5000	12.5500	+4.583%	4	343	+167.331%
2025-11-14	12.0000	12.0000	12.0000	12.0000	0.000%	10	341	+179.583%
2025-11-13	10.8000	12.0000	10.8000	12.0000	+7.143%	5	331	+179.583%
2025-11-12	10.5400	11.2000	10.5400	11.2000	+12.676%	3	333	+199.554%
2025-11-11	9.9500	9.9500	9.9400	9.9400	+17.633%	2	332	+237.525%
2025-11-06	8.2000	8.4500	8.2000	8.4500	+24.082%	11	333	+297.041%
2025-11-03	7.0600	7.0600	6.8100	6.8100	-14.555%	3	331	+392.658%
2025-10-31	7.9700	7.9700	7.9700	7.9700	+13.050%	20	331	+320.954%
2025-10-30	7.0500	7.0500	7.0500	7.0500	-14.024%	2	331	+375.887%
2025-10-29	8.2000	8.2000	8.2000	8.2000	-4.651%	5	331	+309.146%
2025-10-28	8.6000	8.6000	8.6000	8.6000	-4.972%	10	327	+290.116%
2025-10-27	9.0000	9.0500	8.9000	9.0500	+5.233%	181	383	+270.718%
2025-10-24	8.8000	8.8000	8.6000	8.6000	-5.495%	60	383	+290.116%
2025-10-22	9.1000	9.1000	9.1000	9.1000	+4.358%	1	323	+268.681%
2025-10-21	8.7200	8.7200	8.7200	8.7200	+1.988%	1	322	+284.748%
2025-10-20	8.7500	8.7500	8.5500	8.5500	+5.556%	33	322	+292.398%
2025-10-17	7.6200	8.1000	7.6200	8.1000	-0.491%	12	296	+314.198%
2025-10-16	7.5500	8.1400	7.4000	8.1400	+7.815%	12	286	+312.162%
2025-10-15	7.7500	7.7500	7.5500	7.5500	-4.430%	4	296	+344.371%
2025-10-14	7.9000	7.9000	7.9000	7.9000	-2.469%	1	294	+324.684%
2025-10-13	8.1000	8.1000	8.1000	8.1000	-7.955%	15	295	+314.198%
2025-10-10	9.3400	9.3400	8.8000	8.8000	+2.924%	13	295	+281.250%
2025-10-08	8.8500	8.8500	8.5500	8.5500	-8.065%	4	288	+292.398%
2025-10-07	9.6000	9.6000	9.3000	9.3000	-5.005%	20	284	+260.753%
2025-10-06	10.0000	10.0000	9.7900	9.7900	-2.100%	37	264	+242.697%
2025-10-03	9.6000	10.4400	9.6000	10.0000	+2.041%	13	227	+235.500%
2025-10-02	10.8000	10.8000	9.2000	9.8000	-4.390%	68	216	+242.347%
2025-10-01	8.3000	10.2500	8.3000	10.2500	+42.164%	7	183	+227.317%
2025-09-30	5.7000	7.2100	5.7000	7.2100	+32.294%	32	177	+365.326%
2025-09-29	5.4500	5.4500	5.4500	5.4500	-0.366%	4	176	+515.596%
2025-09-26	5.4700	5.4700	5.4700	5.4700	-0.545%	1	176	+513.346%
2025-09-25	5.5000	5.5000	5.5000	5.5000	-7.251%	1	175	+510.000%
2025-09-24	5.9800	6.0000	5.9300	5.9300	+0.508%	10	174	+465.767%
2025-09-23	5.9000	5.9000	5.9000	5.9000	-7.813%	6	165	+468.644%
2025-09-22	6.6400	6.6400	6.2700	6.4000	-6.841%	142	159	+424.219%
2025-09-19	6.8700	6.8700	6.8700	6.8700	+6.182%	6	21	+388.355%
2025-09-17	6.7500	6.8000	6.4700	6.4700	-0.767%	12	15	+418.547%
2025-09-16	6.3300	6.5200	6.3300	6.5200	0.000%	3	3	+414.571%