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MRK20280121C125
MRK Jan 21 2028 125.00 Call (MRK280121C00125000)
option OPRA

EOD

Jul 21, 2026

19.50-17.092%(-4.02)3

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-21	19.5000	19.5000	19.5000	19.5000	-17.092%	3	926	0.000%
2026-07-17	23.5200	23.5200	23.5200	23.5200	+10.943%	1	923	-17.092%
2026-07-16	22.5000	22.5000	21.2000	21.2000	+4.743%	11	922	-8.019%
2026-07-08	21.6000	21.6000	20.2400	20.2400	-10.601%	3	921	-3.656%
2026-07-07	22.6400	22.6400	22.6400	22.6400	+6.792%	3	923	-13.869%
2026-07-02	20.7000	21.3000	20.7000	21.2000	-0.609%	7	915	-8.019%
2026-06-30	21.3300	21.3300	21.3300	21.3300	-2.603%	1	915	-8.579%
2026-06-29	21.9000	21.9000	21.9000	21.9000	+3.546%	1	916	-10.959%
2026-06-26	20.0000	21.1500	20.0000	21.1500	+18.820%	3	917	-7.801%
2026-06-24	17.2500	17.8000	17.2000	17.8000	+11.599%	4	916	+9.551%
2026-06-23	15.6000	15.9500	15.6000	15.9500	+27.600%	39	919	+22.257%
2026-06-18	12.5000	12.5000	12.5000	12.5000	-14.089%	1	921	+56.000%
2026-06-15	15.4500	15.4500	14.2600	14.5500	-11.280%	14	921	+34.021%
2026-06-12	16.4000	16.4000	16.1000	16.4000	-7.606%	11	921	+18.902%
2026-06-11	17.0000	17.7500	17.0000	17.7500	+2.188%	4	922	+9.859%
2026-06-05	17.3700	17.3700	17.3700	17.3700	+7.554%	1	919	+12.263%
2026-06-04	16.1500	16.1500	16.1500	16.1500	-6.377%	2	920	+20.743%
2026-05-26	17.5000	17.5000	17.0000	17.2500	-2.100%	1,023	920	+13.043%
2026-05-22	19.3500	19.3500	17.6200	17.6200	+33.283%	18	1,520	+10.670%
2026-05-21	13.2200	13.2200	13.2200	13.2200	-4.480%	3	1,503	+47.504%
2026-05-20	13.8400	13.8400	13.8400	13.8400	+9.407%	4	1,503	+40.896%
2026-05-12	12.6500	12.6500	12.6500	12.6500	-7.664%	100	1,510	+54.150%
2026-05-05	13.7000	13.7000	13.7000	13.7000	+3.788%	2	1,510	+42.336%
2026-05-04	13.2000	13.2000	13.2000	13.2000	+1.617%	1	1,510	+47.727%
2026-05-01	12.0000	13.5500	12.0000	12.9900	+10.553%	3	1,510	+50.115%
2026-04-30	11.7700	11.7700	11.7500	11.7500	-1.094%	11	1,510	+65.957%
2026-04-29	11.8800	11.8800	11.8800	11.8800	-6.087%	1	1,500	+64.141%
2026-04-28	12.1000	12.6700	12.1000	12.6500	+3.265%	7	1,499	+54.150%
2026-04-27	12.2500	12.2500	12.2500	12.2500	-13.121%	1	1,492	+59.184%
2026-04-23	14.0700	14.1300	14.0700	14.1000	+7.388%	400	1,492	+38.298%
2026-04-22	12.9000	13.1300	12.9000	13.1300	-1.574%	9	1,121	+48.515%
2026-04-21	13.5000	13.5000	13.2000	13.3400	-8.379%	203	1,046	+46.177%
2026-04-16	14.5600	14.5600	14.5600	14.5600	-14.353%	5	1,046	+33.929%
2026-04-13	17.0000	17.0000	17.0000	17.0000	-10.053%	1	1,049	+14.706%
2026-04-09	19.3500	19.3500	18.9000	18.9000	+8.000%	6	1,049	+3.175%
2026-04-07	17.5000	17.5000	17.5000	17.5000	-2.507%	2	1,043	+11.429%
2026-04-06	17.9500	17.9500	17.9500	17.9500	-2.973%	1	1,043	+8.635%
2026-03-31	18.5000	18.5000	18.5000	18.5000	+3.179%	1	1,042	+5.405%
2026-03-26	17.9300	17.9300	17.9300	17.9300	+9.329%	1	1,042	+8.756%
2026-03-25	16.4000	16.4000	16.4000	16.4000	+6.149%	3	1,043	+18.902%
2026-03-23	15.4500	15.4500	15.4500	15.4500	+1.779%	2	1,043	+26.214%
2026-03-20	15.1800	15.1800	15.1800	15.1800	+4.330%	5	1,041	+28.458%
2026-03-18	14.5000	14.5500	14.5000	14.5500	-3.000%	4	1,036	+34.021%
2026-03-12	15.0000	15.0000	15.0000	15.0000	+0.334%	2	1,036	+30.000%
2026-03-11	14.9500	14.9500	14.9500	14.9500	-2.606%	7	1,036	+30.435%
2026-03-05	14.1000	15.5000	14.1000	15.3500	-20.343%	6	1,029	+27.036%
2026-02-25	19.1100	20.3500	18.0000	19.2700	+4.956%	919	445	+1.194%
2026-02-20	18.3600	18.3600	18.3600	18.3600	+0.768%	31	445	+6.209%
2026-02-19	18.2200	18.2200	18.2200	18.2200	+2.073%	1	430	+7.025%
2026-02-18	17.8500	17.8500	17.8500	17.8500	-2.459%	1	430	+9.244%
2026-02-12	18.3600	18.3600	18.3000	18.3000	+8.092%	2	429	+6.557%
2026-02-11	16.5000	16.9300	16.5000	16.9300	+4.960%	35	429	+15.180%
2026-02-09	17.4000	17.4000	16.1300	16.1300	-14.746%	8	456	+20.893%
2026-02-06	18.9500	18.9500	18.9200	18.9200	+8.114%	3	453	+3.066%
2026-02-05	17.4500	18.0000	17.4100	17.5000	+8.025%	332	453	+11.429%
2026-02-04	15.0000	16.2000	15.0000	16.2000	+9.980%	26	157	+20.370%
2026-02-03	14.5800	14.8000	14.5800	14.7300	+20.442%	30	146	+32.383%
2026-02-02	12.5000	12.5000	12.2300	12.2300	+16.476%	3	146	+59.444%
2026-01-29	10.5000	10.5000	10.5000	10.5000	-12.500%	1	146	+85.714%
2026-01-21	12.0000	12.0000	12.0000	12.0000	+7.143%	10	145	+62.500%
2026-01-12	11.2000	11.2000	11.2000	11.2000	-6.040%	5	135	+74.107%
2026-01-08	11.9200	11.9200	11.9200	11.9200	+9.761%	3	130	+63.591%
2026-01-06	10.8600	10.8600	10.8600	10.8600	+8.492%	6	127	+79.558%
2026-01-05	10.0100	10.0100	10.0100	10.0100	+2.561%	10	127	+94.805%
2025-12-26	10.1000	10.1000	9.7600	9.7600	+27.249%	19	127	+99.795%
2025-12-19	7.7100	7.7100	7.6700	7.6700	+17.638%	10	120	+154.237%
2025-12-16	6.5200	6.5200	6.5200	6.5200	-8.555%	1	120	+199.080%
2025-12-15	7.0000	7.4100	6.7000	7.1300	+6.418%	41	120	+173.492%
2025-12-12	5.5500	6.7000	5.5500	6.7000	+2.446%	5	108	+191.045%
2025-12-11	6.4500	6.5400	6.4500	6.5400	+10.473%	6	105	+198.165%
2025-12-10	6.0800	6.1900	5.9200	5.9200	-0.671%	13	107	+229.392%
2025-12-09	6.7000	6.7000	5.9100	5.9600	-3.871%	28	108	+227.181%
2025-12-08	6.2000	6.4500	6.2000	6.2000	-10.145%	35	108	+214.516%
2025-12-05	7.5000	7.5000	6.3700	6.9000	-10.039%	35	78	+182.609%
2025-12-04	7.6000	7.6700	7.6000	7.6700	-2.043%	2	74	+154.237%
2025-12-03	8.2500	8.2500	7.8300	7.8300	+3.709%	3	75	+149.042%
2025-12-02	7.4500	7.5700	7.1200	7.5500	+4.138%	102	73	+158.278%
2025-12-01	8.1200	8.1200	7.2500	7.2500	-22.872%	4	76	+168.966%
2025-11-26	9.4000	9.4000	9.4000	9.4000	+38.848%	2	78	+107.447%
2025-11-21	5.9000	6.7700	5.3800	6.7700	+20.893%	55	78	+188.035%
2025-11-19	6.0600	6.1000	5.6000	5.6000	-10.256%	4	91	+248.214%
2025-11-18	6.1500	6.2500	6.1500	6.2400	+12.839%	4	93	+212.500%
2025-11-17	5.5300	5.5300	5.5300	5.5300	+84.333%	5	89	+252.622%
2025-11-14	5.2500	5.2500	3.0000	3.0000	-33.628%	45	84	+550.000%
2025-11-12	4.4500	5.0000	4.3200	4.5200	+8.916%	43	49	+331.416%
2025-11-11	4.0700	4.1500	4.0700	4.1500	+13.388%	2	51	+369.880%
2025-11-10	3.6600	3.6600	3.6600	3.6600	+4.571%	6	50	+432.787%
2025-10-23	3.4000	3.5000	3.4000	3.5000	-6.667%	17	44	+457.143%
2025-10-22	3.7500	3.7500	3.7500	3.7500	+5.042%	2	55	+420.000%
2025-10-21	3.5700	3.5700	3.5700	3.5700	+16.287%	1	57	+446.218%
2025-10-14	3.0700	3.0700	3.0700	3.0700	-13.764%	7	57	+535.179%
2025-10-08	3.5500	3.5600	3.5500	3.5600	-11.000%	18	57	+447.753%
2025-10-06	4.3000	4.3000	4.0000	4.0000	-6.977%	13	68	+387.500%
2025-10-03	4.3000	4.3000	4.3000	4.3000	+1.176%	10	75	+353.488%
2025-10-01	2.9200	4.2500	2.9200	4.2500	+50.177%	18	85	+358.824%
2025-09-30	2.4000	2.8300	2.4000	2.8300	+38.725%	45	83	+589.046%
2025-09-29	2.0400	2.0400	2.0400	2.0400	+4.615%	5	47	+855.882%
2025-09-26	1.9500	1.9500	1.9500	1.9500	+3.175%	2	47	+900.000%
2025-09-25	1.9000	1.9000	1.8900	1.8900	-14.091%	6	47	+931.746%
2025-09-24	2.2000	2.2000	2.2000	2.2000	-7.173%	5	41	+786.364%
2025-09-23	2.3700	2.3700	2.3700	2.3700	+4.405%	1	36	+722.785%
2025-09-22	2.5000	2.5000	2.2700	2.2700	-3.404%	10	36	+759.031%
2025-09-19	2.3500	2.3500	2.3500	2.3500	-6.000%	1	27	+729.787%
2025-09-18	2.5100	2.5600	2.4900	2.5000	+0.402%	16	27	+680.000%
2025-09-17	2.4500	2.4900	2.4500	2.4900	-15.017%	10	11	+683.133%
2025-09-16	2.9300	2.9300	2.9300	2.9300	0.000%	1	1	+565.529%