Merck & Co., Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-11-16 | 33.980 | 34.350 | 33.520 | 33.810 | 18.263 | 26,302,180 |
| 2009-11-13 | 33.300 | 33.500 | 33.000 | 33.100 | 17.879 | 15,211,930 |
| 2009-11-12 | 33.040 | 33.470 | 32.860 | 32.980 | 17.814 | 14,775,542 |
| 2009-11-11 | 33.730 | 33.750 | 33.120 | 33.220 | 17.944 | 18,316,210 |
| 2009-11-10 | 33.510 | 33.740 | 33.330 | 33.610 | 18.155 | 16,626,520 |
| 2009-11-09 | 32.880 | 33.490 | 32.700 | 33.430 | 18.057 | 30,584,098 |
| 2009-11-06 | 32.610 | 32.950 | 32.220 | 32.590 | 17.604 | 20,797,141 |
| 2009-11-05 | 32.490 | 33.430 | 32.490 | 32.710 | 17.668 | 23,830,786 |
| 2009-11-04 | 31.330 | 32.850 | 31.250 | 32.640 | 17.631 | 37,948,290 |
| 2009-11-03 | 31.090 | 31.280 | 30.290 | 30.670 | 16.567 | 71,181,522 |
| 2009-11-02 | 31.120 | 31.500 | 30.960 | 31.260 | 16.885 | 22,417,244 |
| 2009-10-30 | 31.170 | 31.780 | 30.830 | 30.930 | 16.707 | 42,406,377 |
| 2009-10-29 | 32.030 | 32.030 | 30.900 | 31.310 | 16.912 | 42,898,518 |
| 2009-10-28 | 32.590 | 32.700 | 32.000 | 32.050 | 17.312 | 15,802,268 |
| 2009-10-27 | 32.590 | 32.900 | 32.170 | 32.430 | 17.517 | 19,670,541 |
| 2009-10-26 | 32.500 | 33.040 | 31.870 | 32.020 | 17.296 | 19,226,084 |
| 2009-10-23 | 32.760 | 32.950 | 32.180 | 32.430 | 17.517 | 17,948,153 |
| 2009-10-22 | 32.390 | 32.910 | 31.260 | 32.870 | 17.755 | 25,450,575 |
| 2009-10-21 | 33.750 | 33.800 | 32.610 | 32.680 | 17.652 | 25,395,241 |
| 2009-10-20 | 33.910 | 34.180 | 33.630 | 33.720 | 18.214 | 24,308,989 |
| 2009-10-19 | 33.110 | 33.830 | 33.110 | 33.730 | 18.219 | 29,333,310 |
| 2009-10-16 | 33.270 | 33.380 | 32.950 | 33.210 | 17.938 | 21,300,914 |
| 2009-10-15 | 32.820 | 33.400 | 32.620 | 33.300 | 17.987 | 23,478,973 |
| 2009-10-14 | 32.740 | 33.010 | 32.320 | 32.900 | 17.771 | 38,314,042 |
| 2009-10-13 | 32.740 | 32.950 | 32.350 | 32.420 | 17.512 | 21,154,404 |
| 2009-10-12 | 32.720 | 32.990 | 32.500 | 32.860 | 17.749 | 11,445,208 |
| 2009-10-09 | 32.460 | 32.680 | 32.330 | 32.560 | 17.587 | 11,900,354 |
| 2009-10-08 | 32.390 | 32.550 | 32.230 | 32.430 | 17.517 | 11,952,545 |
| 2009-10-07 | 32.390 | 32.480 | 31.940 | 32.190 | 17.387 | 12,144,329 |
| 2009-10-06 | 31.940 | 32.560 | 31.670 | 32.510 | 17.560 | 21,649,794 |
| 2009-10-05 | 31.420 | 31.800 | 31.180 | 31.770 | 17.161 | 18,305,730 |
| 2009-10-02 | 31.180 | 31.830 | 31.090 | 31.650 | 17.096 | 21,461,154 |
| 2009-10-01 | 31.740 | 31.800 | 31.030 | 31.180 | 16.842 | 17,994,894 |
| 2009-09-30 | 31.970 | 31.990 | 31.150 | 31.630 | 17.085 | 21,388,946 |
| 2009-09-29 | 32.020 | 32.220 | 31.680 | 31.850 | 17.204 | 14,767,997 |
| 2009-09-28 | 31.210 | 32.420 | 31.020 | 32.030 | 17.301 | 15,006,941 |
| 2009-09-25 | 30.910 | 31.710 | 30.910 | 31.250 | 16.880 | 22,122,442 |
| 2009-09-24 | 31.230 | 31.400 | 30.800 | 31.010 | 16.750 | 16,095,079 |
| 2009-09-23 | 31.390 | 31.600 | 31.160 | 31.330 | 16.923 | 21,497,834 |
| 2009-09-22 | 31.830 | 31.830 | 31.290 | 31.330 | 16.923 | 14,417,546 |
| 2009-09-21 | 31.790 | 32.080 | 31.600 | 31.820 | 17.188 | 14,210,251 |
| 2009-09-18 | 32.180 | 32.360 | 31.780 | 31.880 | 17.220 | 21,274,086 |
| 2009-09-17 | 32.030 | 32.370 | 31.710 | 32.010 | 17.290 | 15,921,426 |
| 2009-09-16 | 32.730 | 32.770 | 31.860 | 32.170 | 17.377 | 15,582,712 |
| 2009-09-15 | 32.820 | 32.920 | 32.600 | 32.700 | 17.663 | 16,012,602 |
| 2009-09-14 | 32.340 | 32.930 | 32.300 | 32.890 | 17.766 | 19,285,296 |
| 2009-09-11 | 32.150 | 32.620 | 31.920 | 32.540 | 17.577 | 15,100,108 |
| 2009-09-10 | 31.650 | 32.070 | 31.270 | 31.960 | 17.263 | 15,584,913 |
| 2009-09-09 | 31.100 | 31.620 | 30.890 | 31.550 | 17.042 | 13,018,780 |
| 2009-09-08 | 30.930 | 31.030 | 30.300 | 30.970 | 16.729 | 14,400,358 |
| 2009-09-04 | 30.450 | 30.700 | 30.210 | 30.700 | 16.583 | 12,744,309 |
| 2009-09-03 | 30.830 | 30.870 | 29.940 | 30.240 | 16.334 | 17,347,754 |
| 2009-09-02 | 31.370 | 31.400 | 30.750 | 30.810 | 16.642 | 14,240,853 |
| 2009-09-01 | 32.290 | 32.530 | 31.660 | 31.790 | 16.966 | 16,841,465 |
| 2009-08-31 | 32.270 | 32.690 | 32.160 | 32.430 | 17.308 | 13,569,294 |
| 2009-08-28 | 32.920 | 32.920 | 32.120 | 32.320 | 17.249 | 12,640,452 |
| 2009-08-27 | 32.600 | 33.000 | 32.210 | 32.870 | 17.543 | 10,302,154 |
| 2009-08-26 | 32.820 | 32.980 | 32.470 | 32.680 | 17.441 | 10,438,080 |
| 2009-08-25 | 32.910 | 33.050 | 32.500 | 32.950 | 17.585 | 20,081,566 |
| 2009-08-24 | 32.990 | 33.000 | 32.310 | 32.500 | 17.345 | 14,227,229 |
Stock splits
| Date | Split (new : old) |
|---|
| 2021-06-03 | 1048:1000 |
| 1999-02-17 | 2:1 |
| 1992-05-26 | 3:1 |
Dividends
| Ex-date | Amount |
|---|
| 2026-09-15 | 0.8500 USD |
| 2026-06-15 | 0.8500 USD |
| 2026-03-16 | 0.8500 USD |
| 2025-12-15 | 0.8500 USD |
| 2025-09-15 | 0.8100 USD |
| 2025-06-16 | 0.8100 USD |
| 2025-03-17 | 0.8100 USD |
| 2024-12-16 | 0.8100 USD |
| 2024-09-16 | 0.7700 USD |
| 2024-06-17 | 0.7700 USD |
| 2024-03-14 | 0.7700 USD |
| 2023-12-14 | 0.7700 USD |
| 2023-09-14 | 0.7300 USD |
| 2023-06-14 | 0.7300 USD |
| 2023-03-14 | 0.7300 USD |
| 2022-12-14 | 0.7300 USD |
| 2022-09-14 | 0.6900 USD |
| 2022-06-14 | 0.6900 USD |
| 2022-03-14 | 0.6900 USD |
| 2021-12-14 | 0.6900 USD |
| 2021-09-14 | 0.6500 USD |
| 2021-06-14 | 0.6500 USD |
| 2021-03-12 | 0.6500 USD |
| 2020-12-14 | 0.6500 USD |
| 2020-09-14 | 0.6100 USD |
| 2020-06-12 | 0.6100 USD |
| 2020-03-13 | 0.6100 USD |
| 2019-12-13 | 0.6100 USD |
| 2019-09-13 | 0.5500 USD |
| 2019-06-14 | 0.5500 USD |
| 2019-03-14 | 0.5500 USD |
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.