Dark

MRK20260918C100
MRK Sep 18 2026 100.00 Call (MRK260918C00100000)
option OPRA

EOD

Jul 17, 2026

28.73-2.112%(-0.62)6

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-17	32.0000	32.0000	28.7300	28.7300	-2.112%	6	15,334	0.000%
2026-07-16	29.3500	29.3500	29.3500	29.3500	+19.212%	118	15,335	-2.112%
2026-07-10	24.6200	24.6200	24.6200	24.6200	-10.015%	1	15,453	+16.694%
2026-07-08	27.8000	27.8500	27.3600	27.3600	-8.495%	27	15,454	+5.007%
2026-07-07	29.9000	29.9000	29.9000	29.9000	+6.862%	1	15,478	-3.913%
2026-07-06	27.9800	27.9800	27.9800	27.9800	-6.265%	1	15,478	+2.680%
2026-07-02	29.8500	29.8500	29.8500	29.8500	+7.181%	1	15,479	-3.752%
2026-07-01	27.6400	27.8500	27.5100	27.8500	-6.449%	42	15,479	+3.160%
2026-06-30	28.1000	30.1300	28.1000	29.7700	+16.062%	67	15,488	-3.493%
2026-06-25	24.1400	25.6500	24.1400	25.6500	+57.943%	225	15,498	+12.008%
2026-06-18	16.2400	16.2400	16.2400	16.2400	-10.276%	4	15,644	+76.909%
2026-06-17	18.1000	18.1000	18.1000	18.1000	-3.105%	15	15,644	+58.729%
2026-06-15	18.5400	18.6800	18.5400	18.6800	-14.115%	6	15,644	+53.801%
2026-06-12	21.8500	22.2700	21.6400	21.7500	-9.375%	7,432	15,650	+32.092%
2026-06-11	22.9000	24.0000	22.8500	24.0000	+15.385%	6	19,700	+19.708%
2026-06-10	18.9100	20.8000	18.9100	20.8000	-3.704%	8	19,700	+38.125%
2026-06-09	20.6800	21.6000	20.3900	21.6000	+3.349%	274	19,697	+33.009%
2026-06-08	22.7000	22.7000	20.9000	20.9000	-12.369%	3	19,559	+37.464%
2026-06-05	23.6800	24.9000	23.6800	23.8500	+16.285%	207	19,562	+20.461%
2026-06-04	21.4700	21.4700	20.4000	20.5100	+17.874%	58	19,553	+40.078%
2026-06-03	18.7000	18.7000	17.4000	17.4000	-6.952%	4	19,549	+65.115%
2026-06-02	17.5000	18.7000	17.5000	18.7000	-9.662%	5	19,547	+53.636%
2026-05-29	21.0000	21.0000	20.6500	20.7000	-12.658%	5	19,551	+38.792%
2026-05-27	23.7000	23.7000	23.7000	23.7000	+4.405%	2	19,555	+21.224%
2026-05-26	22.7000	22.7000	22.7000	22.7000	+27.528%	2	19,556	+26.564%
2026-05-21	16.6900	17.9000	16.6900	17.8000	+7.229%	4	19,554	+61.404%
2026-05-20	17.5000	17.5000	15.7500	16.6000	-5.143%	7	19,554	+73.072%
2026-05-19	17.5000	17.5000	17.5000	17.5000	+12.903%	3	19,562	+64.171%
2026-05-18	15.5000	15.5000	15.5000	15.5000	+3.059%	4	19,562	+85.355%
2026-05-15	15.0400	15.0400	15.0400	15.0400	-7.730%	1	19,562	+91.024%
2026-05-14	16.2500	16.3000	16.2500	16.3000	-2.395%	5	19,566	+76.258%
2026-05-13	16.2000	17.0000	16.2000	16.7000	+0.724%	5	19,567	+72.036%
2026-05-12	16.4000	16.8000	16.4000	16.5800	+1.098%	5	19,567	+73.281%
2026-05-11	16.3700	16.4000	16.3700	16.4000	+4.459%	4	19,567	+75.183%
2026-05-08	15.6000	15.7000	15.6000	15.7000	+0.965%	15	19,572	+82.994%
2026-05-07	14.7500	15.5500	14.7500	15.5500	-7.988%	8	19,586	+84.759%
2026-05-06	17.4300	17.4300	16.9000	16.9000	+0.297%	16	19,594	+70.000%
2026-05-05	17.0000	17.0000	16.8500	16.8500	-0.590%	5	19,594	+70.504%
2026-05-04	16.9500	16.9500	16.9500	16.9500	+9.355%	2	19,594	+69.499%
2026-04-29	15.1000	15.5000	15.1000	15.5000	+1.573%	4	19,594	+85.355%
2026-04-28	15.8000	15.8000	15.2600	15.2600	-3.234%	11	19,596	+88.270%
2026-04-27	15.7700	15.7700	15.7700	15.7700	-4.424%	1	19,596	+82.181%
2026-04-24	16.5000	16.5000	16.5000	16.5000	-3.509%	5	19,597	+74.121%
2026-04-22	17.1000	17.1000	17.1000	17.1000	+0.176%	1	19,599	+68.012%
2026-04-21	17.6500	17.7000	17.0700	17.0700	-22.374%	64	19,601	+68.307%
2026-04-20	21.9900	21.9900	21.9900	21.9900	+14.472%	3	19,601	+30.650%
2026-04-16	20.1500	20.1500	19.2100	19.2100	-12.682%	5	19,603	+49.558%
2026-04-15	21.1400	22.0000	21.1400	22.0000	-4.348%	4	19,604	+30.591%
2026-04-14	22.2600	23.0000	22.2600	23.0000	+0.087%	4	19,604	+24.913%
2026-04-13	23.5000	23.5000	22.9800	22.9800	-8.519%	5	19,606	+25.022%
2026-04-10	25.1200	25.1200	25.1200	25.1200	-4.122%	3	19,609	+14.371%
2026-04-09	26.2000	26.2000	26.2000	26.2000	-2.239%	1	19,609	+9.656%
2026-04-08	26.8000	26.8000	26.8000	26.8000	+19.111%	2	19,608	+7.201%
2026-04-07	21.7500	22.5000	21.2000	22.5000	-10.287%	6	19,608	+27.689%
2026-04-01	25.3000	25.3000	25.0800	25.0800	+4.937%	4	19,610	+14.553%
2026-03-31	24.3500	24.3500	23.7900	23.9000	+4.733%	6	19,611	+20.209%
2026-03-30	22.8200	22.8200	22.8200	22.8200	-4.718%	1	19,612	+25.898%
2026-03-25	23.9500	23.9500	23.9500	23.9500	+12.441%	1	19,612	+19.958%
2026-03-24	21.3000	21.3000	21.3000	21.3000	+3.499%	14	19,612	+34.883%
2026-03-23	21.0000	21.0000	20.5800	20.5800	+3.313%	15	19,617	+39.602%
2026-03-20	19.9200	19.9200	19.9200	19.9200	+0.101%	2	19,620	+44.227%
2026-03-19	20.6000	20.6000	19.9000	19.9000	+0.151%	5	19,622	+44.372%
2026-03-18	19.3000	19.8700	19.2000	19.8700	-7.366%	4	19,625	+44.590%
2026-03-17	21.4500	21.4500	21.4500	21.4500	+5.147%	3	19,623	+33.939%
2026-03-16	20.6000	20.6000	20.3500	20.4000	-0.971%	4	19,626	+40.833%
2026-03-13	21.4400	21.4400	20.5400	20.6000	-0.962%	15	19,627	+39.466%
2026-03-12	19.6500	20.8000	19.6500	20.8000	-2.347%	6	19,624	+38.125%
2026-03-11	19.9500	21.3000	19.9500	21.3000	+4.463%	8	19,624	+34.883%
2026-03-09	20.3900	20.3900	20.3900	20.3900	-0.488%	1	12,016	+40.902%
2026-03-06	19.2500	20.4900	19.2500	20.4900	+0.441%	16	12,018	+40.215%
2026-03-05	21.8800	21.8800	20.4000	20.4000	-13.191%	41	12,016	+40.833%
2026-03-04	23.5000	23.5000	23.5000	23.5000	-3.292%	2	11,977	+22.255%
2026-03-03	23.9300	24.3000	23.9300	24.3000	-9.159%	27	11,977	+18.230%
2026-03-02	26.7500	26.7500	26.7500	26.7500	+9.992%	1	11,978	+7.402%
2026-02-27	24.3200	24.3200	24.3200	24.3200	+4.154%	1	11,978	+18.133%
2026-02-26	23.4500	23.4500	23.3500	23.3500	-16.308%	12	11,979	+23.041%
2026-02-24	26.6000	27.9000	26.6000	27.9000	+4.377%	7	11,979	+2.975%
2026-02-23	26.7300	26.7300	26.7300	26.7300	+6.494%	2	11,980	+7.482%
2026-02-20	25.5700	25.5700	25.1000	25.1000	-2.901%	2	11,980	+14.462%
2026-02-19	25.0500	25.8500	25.0500	25.8500	+0.977%	3	11,980	+11.141%
2026-02-17	25.6000	25.6000	25.6000	25.6000	-0.428%	5	11,980	+12.227%
2026-02-13	26.0800	26.0800	25.7100	25.7100	+4.939%	21	11,970	+11.746%
2026-02-12	24.9800	24.9800	24.5000	24.5000	+15.730%	5	11,970	+17.265%
2026-02-10	21.1700	21.1700	21.1700	21.1700	-3.245%	3	11,969	+35.711%
2026-02-09	23.1700	23.1700	21.8500	21.8800	-13.347%	21	11,969	+31.307%
2026-02-06	25.2100	25.2500	25.2100	25.2500	+7.906%	3	11,967	+13.782%
2026-02-04	23.0500	23.4000	22.3000	23.4000	+13.427%	733	11,970	+22.778%
2026-02-03	20.9400	20.9400	19.2000	20.6300	+11.514%	33	12,339	+39.263%
2026-02-02	16.2300	18.5000	16.2300	18.5000	+16.646%	21	12,362	+55.297%
2026-01-30	15.9500	16.0000	15.8600	15.8600	+1.994%	5	12,362	+81.148%
2026-01-29	15.5000	15.5500	15.5000	15.5500	+16.654%	6	12,359	+84.759%
2026-01-28	13.5200	13.7800	13.3300	13.3300	-4.786%	7	12,359	+115.529%
2026-01-27	14.0000	14.1400	13.8000	14.0000	-1.754%	16	12,359	+105.214%
2026-01-26	14.4900	14.4900	13.8800	14.2500	+0.494%	4	12,359	+101.614%
2026-01-23	14.1800	14.1800	14.1800	14.1800	-10.818%	1	12,358	+102.609%
2026-01-22	16.1500	16.1500	15.8000	15.9000	-6.305%	3	12,357	+80.692%
2026-01-21	16.1300	17.0900	16.1300	16.9700	+10.698%	5	12,357	+69.299%
2026-01-20	14.5500	15.3500	14.5500	15.3300	-2.419%	16	12,354	+87.410%
2026-01-16	15.6000	15.7100	15.6000	15.7100	+3.696%	3	12,363	+82.877%
2026-01-15	15.0000	15.1500	15.0000	15.1500	-8.625%	6	12,363	+89.637%
2026-01-14	15.8500	16.6700	15.8500	16.5800	+12.789%	4	12,363	+73.281%
2026-01-13	15.2000	15.2000	14.7000	14.7000	-7.314%	2	12,363	+95.442%
2026-01-12	16.3900	16.3900	15.8600	15.8600	-8.588%	3	12,362	+81.148%
2026-01-09	17.9000	17.9000	17.3500	17.3500	+6.507%	3	12,360	+65.591%
2026-01-08	17.0800	17.3600	16.2900	16.2900	+6.124%	20	12,360	+76.366%
2026-01-07	16.5000	16.6600	15.3500	15.3500	-2.042%	10	12,360	+87.166%
2026-01-06	16.1600	16.1600	15.6400	15.6700	+11.135%	7	12,358	+83.344%
2026-01-05	15.0000	15.0000	14.1000	14.1000	+4.677%	33	12,361	+103.759%
2026-01-02	12.8300	13.4700	12.8300	13.4700	+2.356%	7	12,361	+113.289%
2025-12-31	13.2300	13.3000	13.1600	13.1600	-2.374%	4	12,359	+118.313%
2025-12-30	13.8600	13.8600	13.1500	13.4800	-4.869%	5	12,359	+113.131%
2025-12-29	14.1700	14.1700	14.1700	14.1700	+3.431%	1	12,354	+102.752%
2025-12-24	13.2300	13.7000	13.2200	13.7000	+7.031%	70	12,309	+109.708%
2025-12-23	12.8000	12.8000	12.8000	12.8000	+0.156%	28	12,309	+124.453%
2025-12-22	11.3100	12.7800	11.3100	12.7800	+16.393%	517	12,325	+124.804%
2025-12-19	10.9800	10.9800	10.9800	10.9800	+6.602%	10	12,077	+161.658%
2025-12-18	10.0000	10.3000	10.0000	10.3000	+7.404%	12	12,087	+178.932%
2025-12-17	9.4400	9.5900	9.2700	9.5900	+6.202%	9	12,086	+199.583%
2025-12-16	9.0300	9.0300	9.0300	9.0300	-9.700%	5	12,086	+218.162%
2025-12-15	10.0000	10.0000	10.0000	10.0000	+2.459%	3	12,084	+187.300%
2025-12-12	8.8400	9.7600	8.8400	9.7600	+7.253%	27	12,087	+194.365%
2025-12-11	8.8500	9.1500	8.8500	9.1000	+10.303%	16	12,080	+215.714%
2025-12-10	8.1500	8.2500	8.1000	8.2500	+9.272%	26	12,081	+248.242%
2025-12-09	9.0500	9.0500	7.5500	7.5500	-15.642%	5	12,069	+280.530%
2025-12-08	8.9000	9.4500	8.5500	8.9500	-9.137%	21	12,072	+221.006%
2025-12-05	10.0000	10.0000	9.3000	9.8500	-5.288%	16	12,068	+191.675%
2025-12-04	10.5000	10.6700	10.4000	10.4000	-5.967%	5	12,072	+176.250%
2025-12-03	11.0500	11.3600	11.0500	11.0600	+8.966%	7	12,070	+159.765%
2025-12-02	10.1400	10.4500	10.1400	10.1500	-6.881%	21	12,073	+183.054%
2025-12-01	11.4500	11.4500	10.9000	10.9000	-16.475%	24	12,077	+163.578%
2025-11-26	13.0500	13.0500	13.0500	13.0500	-3.333%	2	12,071	+120.153%
2025-11-25	12.1100	13.5600	12.0200	13.5000	+25.232%	31	12,071	+112.815%
2025-11-24	10.4000	11.5000	10.4000	10.7800	+15.914%	36	12,073	+166.512%
2025-11-21	8.2100	10.8000	7.5000	9.3000	+19.231%	669	12,081	+208.925%
2025-11-20	8.0000	8.0000	7.7000	7.8000	+1.299%	90	11,790	+268.333%
2025-11-19	8.5800	8.5800	7.6500	7.7000	-14.917%	412	11,750	+273.117%
2025-11-18	8.0000	9.3000	8.0000	9.0500	+33.088%	43	11,746	+217.459%
2025-11-17	7.1900	7.7500	6.8000	6.8000	-9.574%	53	11,734	+322.500%
2025-11-14	6.7000	7.5200	6.7000	7.5200	+8.357%	13	11,724	+282.048%
2025-11-13	7.0000	7.5500	6.8500	6.9400	+11.935%	60	11,723	+313.977%
2025-11-12	6.1300	7.0500	6.0500	6.2000	+9.735%	56	11,714	+363.387%
2025-11-11	4.7000	5.7500	4.7000	5.6500	+32.941%	193	11,699	+408.496%
2025-11-10	4.0000	4.2500	4.0000	4.2500	+6.250%	7	11,848	+576.000%
2025-11-07	3.7000	4.1000	3.7000	4.0000	+3.627%	16	11,847	+618.250%
2025-11-06	3.8600	3.8600	3.8600	3.8600	+7.222%	1	11,846	+644.301%
2025-11-05	3.1000	3.6000	3.1000	3.6000	+10.769%	25	11,846	+698.056%
2025-11-04	3.8000	3.8000	3.2500	3.2500	+4.839%	5	11,843	+784.000%
2025-11-03	3.8000	4.1000	2.9100	3.1000	-27.739%	23	11,835	+826.774%
2025-10-31	3.7700	4.2900	3.6000	4.2900	+5.926%	25	11,835	+569.697%
2025-10-30	4.0000	4.2000	3.4500	4.0500	-8.989%	137	11,829	+609.383%
2025-10-29	4.4500	4.4500	4.4500	4.4500	+4.706%	3	11,904	+545.618%
2025-10-28	4.6100	4.6100	4.2500	4.2500	-10.901%	6	11,904	+576.000%
2025-10-27	4.8000	4.8000	4.7500	4.7700	+1.274%	6	11,900	+502.306%
2025-10-24	4.6500	4.7100	4.6500	4.7100	+2.391%	10	11,900	+509.979%
2025-10-23	4.7500	4.7600	4.5500	4.6000	-4.564%	11	11,900	+524.565%
2025-10-22	4.8000	5.2200	4.8000	4.8200	+1.474%	132	11,904	+496.058%
2025-10-21	4.6000	4.7500	4.5000	4.7500	+7.223%	116	12,004	+504.842%
2025-10-20	4.2500	4.5700	4.2500	4.4300	+18.133%	20,051	12,021	+548.533%
2025-10-17	3.6500	3.8000	3.6500	3.7500	+15.385%	48	20,541	+666.133%
2025-10-16	3.7500	3.7500	3.2500	3.2500	-12.162%	11	20,542	+784.000%
2025-10-15	3.8000	3.8000	3.7000	3.7000	-6.329%	7	20,542	+676.486%
2025-10-14	4.0000	4.0000	3.9500	3.9500	-7.059%	2,107	20,541	+627.342%
2025-10-13	4.3000	4.3000	4.2500	4.2500	-15.000%	102	20,543	+576.000%
2025-10-10	5.2500	5.2500	5.0000	5.0000	+6.838%	2	20,542	+474.600%
2025-10-08	4.6800	4.6800	4.6800	4.6800	-10.857%	1	20,542	+513.889%
2025-10-07	5.3500	5.3500	5.2500	5.2500	-1.869%	3	20,542	+447.238%
2025-10-06	5.6000	5.6500	5.3500	5.3500	-7.759%	14	20,542	+437.009%
2025-10-03	5.6300	6.1600	5.2100	5.8000	+1.399%	76	20,537	+395.345%
2025-10-02	6.3000	6.3000	5.2500	5.7200	-3.378%	60	20,521	+402.273%
2025-10-01	4.0900	6.1500	4.0900	5.9200	+65.826%	734	20,521	+385.304%
2025-09-30	2.4000	3.6000	2.4000	3.5700	+66.047%	77	20,422	+704.762%
2025-09-29	2.0900	2.2600	2.0700	2.1500	-6.926%	19	20,422	+1,236.279%
2025-09-26	2.0800	2.3100	2.0400	2.3100	+11.058%	4	20,415	+1,143.723%
2025-09-25	2.3000	2.3000	2.0700	2.0800	-16.800%	113	20,414	+1,281.250%
2025-09-24	2.5400	2.5400	2.5000	2.5000	-7.407%	86	20,413	+1,049.200%
2025-09-23	2.7200	2.7200	2.7000	2.7000	+1.887%	2	20,428	+964.074%
2025-09-22	3.0900	3.0900	2.6500	2.6500	-13.115%	74	20,427	+984.151%
2025-09-19	3.1500	3.1500	3.0500	3.0500	0.000%	9	20,370	+841.967%
2025-09-18	3.1000	3.1500	3.0000	3.0500	-7.855%	68	20,370	+841.967%
2025-09-17	3.3100	3.3100	3.3100	3.3100	+6.431%	1	20,321	+767.976%
2025-09-15	3.2200	3.2200	3.0000	3.1100	-9.064%	86	20,321	+823.794%
2025-09-12	3.8300	3.8300	3.4200	3.4200	-12.308%	328	20,321	+740.058%
2025-09-11	3.9000	3.9100	3.8500	3.9000	+16.418%	215	20,293	+636.667%
2025-09-10	3.3500	3.3500	3.3500	3.3500	-8.719%	1	20,279	+757.612%
2025-09-09	3.6900	3.6900	3.6700	3.6700	+6.377%	5	20,279	+682.834%
2025-09-08	3.3200	3.4500	3.3200	3.4500	-5.479%	101	20,276	+732.754%
2025-09-05	3.5800	3.7000	3.5500	3.6500	0.000%	44	20,276	+687.123%
2025-09-04	3.6000	3.6500	3.4000	3.6500	-10.099%	20,070	20,273	+687.123%
2025-09-02	4.0600	4.0600	4.0600	4.0600	+11.233%	1	281	+607.635%
2025-08-27	3.9000	3.9000	3.6500	3.6500	-8.291%	158	281	+687.123%
2025-08-26	3.9800	3.9800	3.9800	3.9800	+0.759%	2	183	+621.859%
2025-08-25	4.0500	4.0500	3.9000	3.9500	-14.502%	29	183	+627.342%
2025-08-22	4.9500	5.0000	4.6200	4.6200	-5.714%	17	158	+521.861%
2025-08-21	4.8000	4.9000	4.7600	4.9000	+22.500%	8	164	+486.327%
2025-08-20	4.0000	4.1000	4.0000	4.0000	-5.882%	13	167	+618.250%
2025-08-19	4.2500	4.2500	4.2500	4.2500	+6.250%	17	166	+576.000%
2025-08-18	4.0000	4.0000	4.0000	4.0000	+8.108%	1	149	+618.250%
2025-08-14	3.7000	3.7000	3.7000	3.7000	+6.628%	1	148	+676.486%
2025-08-13	3.4700	3.4700	3.4700	3.4700	+19.244%	1	148	+727.954%
2025-08-11	2.9700	2.9700	2.8600	2.9100	-7.619%	12	147	+887.285%
2025-08-08	3.0500	3.1500	3.0500	3.1500	+16.667%	3	140	+812.063%
2025-08-07	2.7000	2.7000	2.7000	2.7000	-2.174%	1	137	+964.074%
2025-08-04	2.7600	2.7600	2.7600	2.7600	+3.371%	15	137	+940.942%
2025-08-01	2.6700	2.6700	2.6700	2.6700	-29.737%	4	137	+976.030%
2025-07-30	3.8000	3.8000	3.8000	3.8000	+26.667%	1	141	+656.053%
2025-07-29	3.0000	3.0000	3.0000	3.0000	-23.077%	1	140	+857.667%
2025-07-22	3.7100	4.0600	3.7100	3.9000	+27.869%	4	139	+636.667%
2025-07-21	3.1100	3.1100	3.0500	3.0500	-24.691%	5	139	+841.967%
2025-07-17	4.0500	4.0500	4.0500	4.0500	-3.571%	1	138	+609.383%
2025-07-16	4.2500	4.4000	4.0700	4.2000	-13.402%	24	137	+584.048%
2025-07-10	5.0000	5.1000	4.8500	4.8500	+16.867%	34	129	+492.371%
2025-07-07	4.1800	4.1800	4.1500	4.1500	+1.220%	10	115	+592.289%
2025-06-20	4.1000	4.1000	4.1000	4.1000	-1.205%	2	113	+600.732%
2025-06-18	4.1500	4.1500	4.1500	4.1500	-6.742%	5	113	+592.289%
2025-06-11	4.5000	4.5000	4.4500	4.4500	-7.292%	4	113	+545.618%
2025-06-10	4.7100	4.9000	4.6200	4.8000	+12.150%	54	110	+498.542%
2025-06-09	4.2800	4.2800	4.2800	4.2800	-0.465%	1	58	+571.262%
2025-06-06	4.3000	4.4000	4.3000	4.3000	+0.467%	50	58	+568.140%
2025-06-04	4.4000	4.4000	4.2800	4.2800	+19.220%	48	7	+571.262%
2025-06-02	3.3300	3.5900	3.3300	3.5900	-9.114%	2	7	+700.279%
2025-05-30	3.9500	3.9500	3.9500	3.9500	+5.333%	2	7	+627.342%
2025-05-29	3.7500	3.7500	3.7500	3.7500	+3.878%	1	6	+666.133%
2025-05-28	3.6100	3.6100	3.6100	3.6100	0.000%	5	5	+695.845%