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MRK20261218C110
MRK Dec 18 2026 110.00 Call (MRK261218C00110000)
option OPRA

EOD
Jul 21, 2026
20.05-18.990%(-4.70)6
OverviewHistorical
Date
(EDT)
OpenHighLowCloseChangeVolume
Open
Interest
Change
Since
2026-07-21
20.050020.050020.050020.0500-18.990%62,3180.000%
2026-07-17
24.770024.770024.750024.7500+10.837%22,312-18.990%
2026-07-16
22.330022.330022.330022.3300+18.524%12,311-10.210%
2026-07-15
18.840018.840018.840018.8400+14.182%22,312+6.423%
2026-07-14
17.350017.350016.500016.5000-12.234%82,312+21.515%
2026-07-13
18.800018.800018.800018.8000-18.720%22,305+6.649%
2026-06-26
23.130023.130023.130023.1300+10.670%42,303-13.316%
2026-06-25
20.900020.900020.900020.9000+18.750%12,299-4.067%
2026-06-24
17.100017.600017.100017.6000+46.058%62,300+13.920%
2026-06-18
12.050012.050012.050012.0500-10.075%12,300+66.390%
2026-06-17
13.400013.400013.400013.40000.000%12,300+49.627%
2026-06-16
13.400013.400013.400013.4000-5.965%32,300+49.627%
2026-06-15
13.950014.250013.950014.2500-11.710%62,300+40.702%
2026-06-12
16.800016.900016.120016.1400-5.393%132,300+24.226%
2026-06-11
17.060017.060017.060017.0600+11.213%32,298+17.526%
2026-06-10
15.080015.340015.080015.3400-8.690%32,296+30.704%
2026-06-09
15.930016.800015.930016.8000+5.000%32,293+19.345%
2026-06-08
16.000016.000016.000016.0000-12.329%12,291+25.313%
2026-06-05
17.350018.250017.350018.2500+10.808%142,290+9.863%
2026-06-04
16.430016.470016.430016.4700+24.584%52,299+21.736%
2026-06-03
13.220013.220013.220013.2200-7.098%12,296+51.664%
2026-06-02
14.000014.230014.000014.2300+9.884%22,295+40.900%
2026-06-01
13.150013.150012.950012.9500-18.399%152,293+54.826%
2026-05-29
15.540015.870015.510015.8700-3.818%32,281+26.339%
2026-05-28
17.550017.550016.500016.5000-7.770%62,281+21.515%
2026-05-27
17.890017.890017.890017.8900+3.951%102,279+12.074%
2026-05-26
17.210017.210017.210017.2100-5.543%82,289+16.502%
2026-05-22
17.490018.350017.490018.2200+32.029%212,284+10.044%
2026-05-21
13.800013.800013.800013.8000+12.653%12,300+45.290%
2026-05-20
12.250012.250012.250012.2500-5.039%12,300+63.673%
2026-05-19
12.900012.900012.900012.9000+6.436%12,300+55.426%
2026-05-14
12.110012.120012.110012.1200-6.047%22,300+65.429%
2026-05-13
12.900012.900012.900012.9000+21.698%12,300+55.426%
2026-05-11
11.960011.960010.600010.6000-9.402%32,300+89.151%
2026-05-07
11.400011.700011.400011.7000-10.000%52,300+71.368%
2026-05-06
13.000013.000013.000013.0000+10.638%102,296+54.231%
2026-04-27
11.750011.750011.750011.7500-17.544%112,296+70.638%
2026-04-23
14.250014.250014.250014.2500+8.365%22,286+40.702%
2026-04-22
13.030013.150012.650013.1500+2.335%162,288+52.471%
2026-04-21
13.360013.360012.800012.8500-18.153%8131,497+56.031%
2026-04-20
15.700015.700015.700015.7000-4.617%21,497+27.707%
2026-04-17
16.050016.460016.050016.4600+1.417%31,497+21.810%
2026-04-15
17.100017.100016.220016.2300-15.601%261,494+23.537%
2026-04-10
19.230019.230019.230019.2300-8.646%11,517+4.264%
2026-04-08
20.690021.050020.460021.0500+9.464%41,517-4.751%
2026-04-06
19.330019.330019.230019.2300-0.620%31,518+4.264%
2026-04-01
19.450019.450019.250019.3500+0.207%111,518+3.618%
2026-03-31
19.310019.310019.310019.3100+10.028%11,518+3.832%
2026-03-30
17.550017.550017.550017.5500-10.914%11,517+14.245%
2026-03-27
19.700019.700019.700019.7000+18.675%31,518+1.777%
2026-03-24
15.500016.600015.500016.6000+4.075%131,521+20.783%
2026-03-23
16.200016.200015.950015.9500+2.771%121,528+25.705%
2026-03-18
15.520015.520015.520015.5200-6.619%11,528+29.188%
2026-03-17
16.620016.620016.620016.6200+4.726%11,527+20.638%
2026-03-16
15.870015.870015.870015.8700+3.523%11,527+26.339%
2026-03-12
15.010015.330015.010015.3300-5.370%151,527+30.789%
2026-03-11
16.200016.200016.200016.2000-1.038%11,519+23.765%
2026-03-09
15.550016.380015.530016.3700+1.677%231,518+22.480%
2026-03-05
15.410016.270015.410016.1000-15.574%81,497+24.534%
2026-03-04
17.970019.070017.970019.0700-2.704%541,491+5.139%
2026-03-02
19.720019.720019.600019.6000-5.724%91,537+2.296%
2026-02-27
20.500020.790020.500020.7900+2.870%51,538-3.559%
2026-02-25
20.210020.210020.210020.2100-7.294%61,540-0.792%
2026-02-24
20.450021.800020.450021.8000+1.632%31,540-8.028%
2026-02-23
20.650021.450020.650021.4500+5.926%211,541-6.527%
2026-02-19
20.250020.250020.250020.2500+5.579%11,536-0.988%
2026-02-18
19.050019.180019.050019.1800-2.392%51,537+4.536%
2026-02-13
20.500020.650019.650019.6500+9.046%91,534+2.036%
2026-02-11
18.020018.020018.020018.0200+7.518%21,534+11.265%
2026-02-10
16.750016.800016.650016.7600-17.071%161,534+19.630%
2026-02-06
20.300020.300020.210020.2100+1.303%31,529-0.792%
2026-02-05
19.950019.950019.950019.9500+10.343%11,530+0.501%
2026-02-04
18.200018.200017.210018.0800+16.645%91,531+10.896%
2026-02-03
14.500016.250014.500015.5000+13.553%261,528+29.355%
2026-02-02
13.300013.650013.300013.6500+15.678%351,531+46.886%
2026-01-30
11.190011.800011.190011.8000+4.889%51,531+69.915%
2026-01-29
9.800011.25009.800011.2500+13.636%81,530+78.222%
2026-01-28
10.260010.26009.90009.9000-4.348%21,531+102.525%
2026-01-27
10.600010.600010.150010.3500-2.358%121,529+93.720%
2026-01-23
10.700010.700010.600010.6000-7.018%51,530+89.151%
2026-01-22
12.000012.000011.380011.4000-9.524%111,531+75.877%
2026-01-21
12.510012.670012.510012.6000+14.027%211,531+59.127%
2026-01-20
11.050011.050011.050011.0500-5.957%171,523+81.448%
2026-01-16
11.680011.750011.680011.7500-0.424%51,537+70.638%
2026-01-15
11.800011.800011.800011.8000-1.667%41,537+69.915%
2026-01-14
11.950012.000011.950012.0000+6.195%21,533+67.083%
2026-01-12
12.670012.670011.300011.3000-11.511%141,532+77.434%
2026-01-09
13.090013.340012.350012.7700-5.407%501,530+57.009%
2026-01-08
13.310013.600010.350013.5000+20.000%411,524+48.519%
2026-01-07
12.330012.680011.250011.2500-2.174%31,519+78.222%
2026-01-06
11.650012.000011.200011.5000+5.023%2131,518+74.348%
2026-01-05
10.950010.950010.950010.9500+9.391%11,389+83.105%
2026-01-02
9.270010.01009.270010.0100+1.624%61,389+100.300%
2025-12-31
10.100010.10009.75009.8500-1.990%111,389+103.553%
2025-12-30
9.700010.05009.700010.0500-4.739%61,389+99.502%
2025-12-29
10.740010.740010.550010.5500+2.626%21,391+90.047%
2025-12-26
10.400010.40009.910010.2800-2.281%471,391+95.039%
2025-12-24
10.450010.570010.350010.5200+8.790%181,385+90.589%
2025-12-23
9.45009.67009.30009.6700-1.827%111,385+107.342%
2025-12-22
7.80009.85007.80009.8500+23.125%301,385+103.553%
2025-12-19
7.80008.00007.80008.0000+30.081%111,383+150.625%
2025-12-16
6.15006.15006.15006.1500-10.219%11,384+226.016%
2025-12-12
7.15007.15006.85006.8500+4.580%21,384+192.701%
2025-12-11
6.49006.55006.45006.5500+20.183%91,383+206.107%
2025-12-09
6.50006.50005.45005.4500-16.411%221,382+267.890%
2025-12-08
6.20006.52006.20006.5200-6.857%131,380+207.515%
2025-12-05
7.00007.00006.79007.0000-6.667%8791,374+186.429%
2025-12-04
7.50007.50007.50007.5000-5.063%1640+167.333%
2025-12-03
7.90007.90007.90007.9000+7.483%4641+153.797%
2025-12-02
7.50007.50007.34007.3500-11.339%13641+172.789%
2025-12-01
9.73009.73008.29008.2900-12.737%9631+141.858%
2025-11-28
9.61009.61009.50009.5000-2.764%2634+111.053%
2025-11-26
9.880010.21009.60009.7700-6.058%225430+105.220%
2025-11-25
8.660010.40007.650010.4000+31.148%20430+92.788%
2025-11-24
8.60008.60007.93007.9300+22.000%11428+152.837%
2025-11-21
7.10008.20006.20006.5000+18.182%25432+208.462%
2025-11-19
5.50005.50005.50005.5000-18.519%1445+264.545%
2025-11-18
6.15006.93005.05006.7500+29.808%6445+197.037%
2025-11-17
5.60005.60005.20005.2000-6.306%57447+285.577%
2025-11-14
5.55005.55005.55005.5500+8.824%10393+261.261%
2025-11-13
5.05005.35005.03005.1000+20.000%27403+293.137%
2025-11-12
5.00005.26004.25004.2500+8.974%105400+371.765%
2025-11-11
3.89003.90003.89003.9000+54.762%2376+414.103%
2025-11-05
2.49002.52002.49002.5200-18.710%17375+695.635%
2025-10-30
3.10003.10003.10003.1000-1.587%5370+546.774%
2025-10-29
3.10003.15003.10003.1500-5.970%10365+536.508%
2025-10-24
3.22003.35003.22003.3500+8.065%2362+498.507%
2025-10-21
3.10003.10003.10003.1000+21.094%1361+546.774%
2025-10-17
2.54002.60002.54002.5600-0.389%21362+683.203%
2025-10-16
2.81002.81002.57002.5700-28.611%4346+680.156%
2025-10-10
3.60003.65003.60003.6000+9.091%23344+456.944%
2025-10-08
3.35003.35003.30003.3000-4.348%6331+507.576%
2025-10-07
3.60003.60003.10003.4500-10.853%3329+481.159%
2025-10-06
3.87003.87003.87003.8700-10.000%4329+418.088%
2025-10-03
4.31004.31004.20004.3000+10.256%105325+366.279%
2025-10-02
4.45004.45003.90003.90000.000%107426+414.103%
2025-10-01
3.05003.90003.05003.9000+60.494%14326+414.103%
2025-09-30
1.96002.43001.96002.4300+52.830%8334+725.103%
2025-09-29
1.59001.59001.59001.5900+8.904%1340+1,161.006%
2025-09-26
1.57001.57001.46001.4600-6.410%3340+1,273.288%
2025-09-25
1.60001.90001.56001.5600-15.676%7338+1,185.256%
2025-09-24
2.00002.00001.85001.8500-2.632%13334+983.784%
2025-09-22
2.10002.10001.90001.9000-13.636%2324+955.263%
2025-09-16
2.20002.20002.20002.2000-2.222%17324+811.364%
2025-09-15
2.29002.29002.25002.2500-0.881%2308+791.111%
2025-09-12
2.27002.27002.27002.2700-18.638%1307+783.260%
2025-09-11
2.70002.79002.66002.7900+10.714%8307+618.638%
2025-09-05
2.52002.52002.52002.52000.000%1306+695.635%
2025-08-29
2.54002.54002.51002.5200+12.500%7303+695.635%
2025-08-28
2.22002.26002.22002.2400-8.943%14303+795.089%
2025-08-27
2.57002.57002.46002.4600-27.647%16297+715.041%
2025-08-22
3.38003.40003.38003.4000+13.333%10287+489.706%
2025-08-19
3.00003.00003.00003.0000+41.509%1287+568.333%
2025-08-11
2.25002.25002.12002.1200+21.143%8288+845.755%
2025-08-01
1.75001.75001.75001.7500-4.372%1281+1,045.714%
2025-07-31
2.00002.00001.83001.8300-29.070%6281+995.628%
2025-07-30
2.58002.58002.58002.5800+9.322%2275+677.132%
2025-07-29
1.93002.36001.93002.3600-28.485%6275+749.576%
2025-07-25
3.25003.30003.25003.30000.000%6273+507.576%
2025-07-24
3.30003.30003.30003.3000+8.197%2270+507.576%
2025-07-23
3.05003.05003.05003.0500+42.523%2270+557.377%
2025-07-21
2.40002.40002.14002.1400-24.113%3270+836.916%
2025-07-17
2.82002.82002.82002.8200-6.000%6268+610.993%
2025-07-16
3.00003.00003.00003.0000+6.383%1266+568.333%
2025-07-15
2.82002.82002.82002.8200-16.568%2266+610.993%
2025-07-14
3.38003.38003.38003.3800-4.789%3266+493.195%
2025-07-09
3.58003.58003.55003.5500+20.339%3267+464.789%
2025-07-08
2.95002.95002.95002.9500-4.839%2267+579.661%
2025-07-07
3.10003.10003.10003.1000-4.615%1265+546.774%
2025-07-03
3.25003.25003.25003.2500-9.471%1264+516.923%
2025-07-01
2.80003.59002.80003.5900+39.147%3264+458.496%
2025-06-30
2.54002.58002.54002.5800-5.495%3263+677.132%
2025-06-27
2.73002.73002.73002.7300-2.500%2263+634.432%
2025-06-26
2.87003.40002.80002.8000+1.083%13263+616.071%
2025-06-18
2.77002.77002.77002.7700-27.676%1259+623.827%
2025-06-13
3.61003.83003.61003.8300-0.777%4259+423.499%
2025-06-12
3.64003.86003.64003.8600+13.529%2259+419.430%
2025-06-06
3.40003.40003.40003.4000+15.646%2259+489.706%
2025-05-30
2.83002.94002.83002.9400-0.339%4260+581.973%
2025-05-28
2.95002.95002.95002.9500-5.751%1259+579.661%
2025-05-23
2.90003.13002.90003.1300-2.795%6259+540.575%
2025-05-22
3.04003.22003.04003.2200+10.274%2259+522.671%
2025-05-21
2.92002.92002.92002.9200-5.806%1259+586.644%
2025-05-20
3.10003.10003.10003.1000+1.974%10259+546.774%
2025-05-19
2.82003.04002.82003.0400+4.828%2269+559.539%
2025-05-16
2.72002.92002.72002.9000+11.538%10269+591.379%
2025-05-15
2.41002.60002.41002.6000+13.043%6270+671.154%
2025-05-14
2.30002.30002.30002.3000-21.502%1270+771.739%
2025-05-13
2.90002.93002.75002.9300-20.380%29269+584.300%
2025-05-12
3.49003.68003.49003.6800+18.710%2256+444.837%
2025-05-08
3.10003.10003.10003.1000-4.615%3256+546.774%
2025-05-07
3.41003.58003.25003.2500-4.130%3255+516.923%
2025-05-06
3.39003.39003.39003.3900-20.609%1254+491.445%
2025-05-05
4.08004.27004.08004.2700-11.042%2254+369.555%
2025-04-30
4.90004.90004.19004.8000+37.143%13254+317.708%
2025-04-24
3.26003.50003.26003.5000+9.375%2247+472.857%
2025-04-17
3.00003.20003.00003.2000-14.667%2246+526.563%
2025-04-08
3.75003.75003.75003.7500-12.791%10246+434.667%
2025-04-04
4.30004.30004.30004.3000-5.495%14236+366.279%
2025-04-02
4.45004.55004.45004.5500-12.331%3237+340.659%
2025-03-27
4.96005.19004.96005.1900+0.581%2235+286.320%
2025-03-26
5.16005.16005.16005.1600-33.419%10235+288.566%
2025-03-13
7.66007.75007.66007.7500-9.357%2230+158.710%
2025-03-07
8.80008.80008.55008.5500+14.000%286230+134.503%
2025-03-04
7.50007.50007.50007.5000+20.968%8236+167.333%
2025-02-28
6.20006.20006.20006.2000+11.712%6244+223.387%
2025-02-26
5.60005.60005.55005.5500-16.541%8247+261.261%
2025-02-24
6.50006.65006.50006.6500+15.652%2247+201.504%
2025-02-21
5.75005.75005.75005.7500+15.927%2248+248.696%
2025-02-20
4.67004.96004.67004.9600+41.714%2249+304.234%
2025-02-18
3.41003.50003.41003.5000-2.778%2247+472.857%
2025-02-14
3.45003.60003.45003.6000-20.000%10244+456.944%
2025-02-10
4.75005.20004.50004.5000-14.286%11244+345.556%
2025-02-05
5.50005.50005.25005.2500+1.942%4246+281.905%
2025-02-04
5.15005.15005.15005.1500-34.059%5245+289.320%
2025-01-22
7.95007.95007.81007.8100+0.128%10240+156.722%
2025-01-21
8.15008.15007.80007.8000-18.750%22240+157.051%
2025-01-17
9.60009.60009.60009.6000+1.053%20230+108.854%
2025-01-14
9.50009.50009.50009.5000-6.034%2230+111.053%
2024-12-26
10.000010.150010.000010.1100+1.100%8232+98.318%
2024-12-20
10.000010.000010.000010.0000-0.794%5233+100.500%
2024-12-17
10.100010.100010.080010.0800-1.946%3238+98.909%
2024-12-16
10.900010.900010.280010.2800-11.226%9238+95.039%
2024-12-06
11.580011.580011.580011.5800-2.607%2245+73.143%
2024-12-05
11.700011.890011.700011.8900+10.605%18244+68.629%
2024-12-04
10.550010.750010.550010.7500-1.376%2244+86.512%
2024-12-03
11.350011.350010.900010.9000-3.540%8244+83.945%
2024-11-27
11.300011.300011.220011.3000+14.488%12254+77.434%
2024-11-26
9.87009.87009.87009.8700-6.445%7254+103.141%
2024-11-25
10.470010.550010.450010.5500+1.248%4254+90.047%
2024-11-22
10.470010.470010.420010.4200+3.682%20254+92.418%
2024-11-21
8.970010.05008.790010.0500+26.415%49264+99.502%
2024-11-19
7.95007.95007.95007.9500-2.812%5224+152.201%
2024-11-18
8.20008.20008.18008.1800-3.765%5224+145.110%
2024-11-15
8.50008.50008.50008.50000.000%2225+135.882%
2024-11-13
8.46008.50008.46008.5000-23.077%2224+135.882%
2024-11-08
10.440011.050010.440011.0500+3.756%22223+81.448%
2024-11-05
10.650010.650010.650010.65000.000%50214+88.263%
2024-11-04
10.650010.650010.650010.6500-1.114%50264+88.263%
2024-11-01
10.880010.880010.770010.77000.000%112289+86.165%
2024-10-31
10.770010.770010.770010.7700-15.197%50284+86.165%
2024-10-30
11.780012.700011.780012.7000+4.959%3334+57.874%
2024-10-29
12.100012.100012.100012.1000-3.200%2333+65.702%
2024-10-28
12.500012.500012.500012.5000-8.088%12333+60.400%
2024-10-22
13.260013.600013.260013.6000-8.294%141345+47.426%
2024-10-18
15.000015.150014.830014.8300-2.434%10365+35.199%
2024-10-14
15.200015.220015.200015.2000-2.376%30365+31.908%
2024-10-10
15.400015.570015.100015.5700+1.765%127335+28.773%
2024-10-08
14.760015.300014.760015.3000-1.290%2285+31.046%
2024-10-04
15.700015.700015.500015.5000-4.557%4284+29.355%
2024-10-03
16.000016.350016.000016.2400-9.274%21283+23.461%
2024-10-01
17.900017.900017.900017.9000-10.186%1265+12.011%
2024-09-19
20.500020.500019.930019.9300+7.093%3266+0.602%
2024-09-13
18.610018.610018.610018.6100+1.917%2263+7.738%
2024-09-11
18.260018.260018.260018.2600-3.895%1263+9.803%
2024-09-09
17.500019.000017.500019.0000-12.037%3262+5.526%
2024-09-05
21.280021.600020.400021.6000+18.033%40261-7.176%
2024-09-04
18.300018.300018.300018.3000-7.809%1264+9.563%
2024-09-03
19.830019.850019.830019.8500-0.451%8264+1.008%
2024-08-28
19.940019.940019.940019.9400+4.947%1263+0.552%
2024-08-20
19.000019.000019.000019.0000+4.972%1263+5.526%
2024-08-16
18.100018.100018.100018.1000+1.401%4262+10.773%
2024-08-15
17.860017.860017.850017.8500-0.833%4262+12.325%
2024-08-14
16.850018.000016.850018.0000-3.485%51262+11.389%
2024-08-12
18.650018.650018.650018.6500+10.682%1259+7.507%
2024-08-07
16.850016.850016.850016.8500-6.389%7259+18.991%
2024-08-05
18.000018.010018.000018.0000-7.928%13252+11.389%
2024-08-02
19.550019.550019.550019.5500+8.611%2251+2.558%
2024-08-01
18.000018.000018.000018.0000+1.695%2251+11.389%
2024-07-31
18.450018.450017.000017.7000-12.808%22249+13.277%
2024-07-30
19.850020.300019.180020.3000-23.106%16231-1.232%
2024-07-23
26.600026.600026.400026.4000-8.651%10217-24.053%
2024-07-15
28.900028.900028.900028.9000+1.582%8207-30.623%
2024-07-10
28.450028.450028.450028.4500+0.211%1207-29.525%
2024-07-05
28.390028.390028.390028.3900-7.585%1206-29.377%
2024-06-13
30.720030.720030.720030.7200+6.482%2205-34.733%
2024-05-29
28.120028.850028.120028.8500+0.945%4206-30.503%
2024-05-28
28.580028.580028.580028.5800-12.062%10205-29.846%
2024-05-22
32.490032.500032.490032.5000-0.459%10210-38.308%
2024-04-29
32.650032.650032.650032.6500+8.797%1200-38.591%
2024-04-24
30.010030.010030.010030.0100+3.661%1201-33.189%
2024-04-19
28.970028.970028.950028.9500-0.241%100200-30.743%
2024-04-18
29.020029.020029.020029.02000.000%100100-30.910%


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