Merck & Co., Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-03-03 | 23.680 | 24.100 | 22.860 | 23.050 | 11.932 | 18,975,402 |
| 2009-03-02 | 23.820 | 24.320 | 23.420 | 23.440 | 12.134 | 17,418,808 |
| 2009-02-27 | 25.470 | 25.780 | 24.170 | 24.200 | 12.528 | 34,071,738 |
| 2009-02-26 | 28.170 | 28.170 | 26.030 | 26.040 | 13.480 | 20,846,816 |
| 2009-02-25 | 28.190 | 28.450 | 27.720 | 27.910 | 14.448 | 22,865,054 |
| 2009-02-24 | 27.910 | 28.560 | 27.540 | 28.530 | 14.769 | 18,588,586 |
| 2009-02-23 | 27.620 | 28.390 | 27.620 | 27.880 | 14.433 | 18,829,730 |
| 2009-02-20 | 28.100 | 28.520 | 27.790 | 28.100 | 14.546 | 18,552,639 |
| 2009-02-19 | 28.930 | 29.000 | 28.460 | 28.530 | 14.769 | 10,332,651 |
| 2009-02-18 | 28.710 | 28.800 | 28.000 | 28.640 | 14.826 | 15,041,210 |
| 2009-02-17 | 28.140 | 29.030 | 27.880 | 28.610 | 14.810 | 21,584,922 |
| 2009-02-13 | 29.270 | 29.400 | 28.520 | 28.750 | 14.883 | 11,000,751 |
| 2009-02-12 | 29.230 | 29.430 | 28.530 | 29.340 | 15.188 | 11,389,769 |
| 2009-02-11 | 29.100 | 29.940 | 29.010 | 29.720 | 15.385 | 10,812,321 |
| 2009-02-10 | 30.470 | 30.650 | 28.860 | 29.010 | 15.018 | 15,057,140 |
| 2009-02-09 | 30.660 | 30.870 | 30.170 | 30.650 | 15.867 | 9,146,839 |
| 2009-02-06 | 30.010 | 30.930 | 30.010 | 30.770 | 15.929 | 11,599,788 |
| 2009-02-05 | 28.600 | 30.460 | 28.600 | 30.100 | 15.582 | 14,368,499 |
| 2009-02-04 | 30.250 | 30.860 | 29.600 | 29.900 | 15.478 | 13,599,372 |
| 2009-02-03 | 29.880 | 30.760 | 28.930 | 30.240 | 15.654 | 24,482,538 |
| 2009-02-02 | 28.090 | 28.940 | 28.000 | 28.430 | 14.717 | 14,703,021 |
| 2009-01-30 | 28.850 | 29.000 | 28.340 | 28.550 | 14.779 | 17,210,675 |
| 2009-01-29 | 28.520 | 29.060 | 28.380 | 28.940 | 14.981 | 12,581,974 |
| 2009-01-28 | 28.860 | 29.110 | 28.380 | 28.780 | 14.898 | 14,200,505 |
| 2009-01-27 | 27.860 | 28.670 | 27.850 | 28.370 | 14.686 | 10,106,178 |
| 2009-01-26 | 28.070 | 28.730 | 27.520 | 27.790 | 14.386 | 14,818,720 |
| 2009-01-23 | 27.740 | 28.350 | 27.530 | 28.200 | 14.598 | 15,603,986 |
| 2009-01-22 | 27.250 | 27.700 | 26.870 | 27.450 | 14.210 | 15,980,428 |
| 2009-01-21 | 28.230 | 28.390 | 26.890 | 27.570 | 14.272 | 19,101,477 |
| 2009-01-20 | 28.130 | 28.880 | 27.830 | 27.890 | 14.438 | 15,407,067 |
| 2009-01-16 | 28.400 | 28.760 | 27.410 | 28.190 | 14.593 | 15,213,711 |
| 2009-01-15 | 27.810 | 28.280 | 27.370 | 28.120 | 14.557 | 13,285,810 |
| 2009-01-14 | 27.930 | 28.260 | 27.400 | 27.820 | 14.402 | 12,828,987 |
| 2009-01-13 | 28.410 | 28.990 | 28.230 | 28.440 | 14.722 | 11,330,138 |
| 2009-01-12 | 28.730 | 28.950 | 28.300 | 28.500 | 14.754 | 9,313,157 |
| 2009-01-09 | 28.900 | 29.610 | 28.450 | 28.730 | 14.873 | 11,125,987 |
| 2009-01-08 | 29.680 | 29.690 | 29.040 | 29.360 | 15.199 | 11,092,137 |
| 2009-01-07 | 29.610 | 29.880 | 29.160 | 29.490 | 15.266 | 13,325,530 |
| 2009-01-06 | 31.080 | 31.260 | 29.550 | 29.970 | 15.515 | 15,752,698 |
| 2009-01-05 | 31.450 | 31.660 | 30.290 | 30.530 | 15.804 | 15,686,988 |
| 2009-01-02 | 30.460 | 31.120 | 30.310 | 31.000 | 16.048 | 12,793,355 |
| 2008-12-31 | 29.700 | 30.570 | 29.690 | 30.400 | 15.737 | 12,601,362 |
| 2008-12-30 | 28.660 | 29.660 | 28.660 | 29.600 | 15.323 | 11,546,130 |
| 2008-12-29 | 29.110 | 29.250 | 27.950 | 28.300 | 14.650 | 13,581,032 |
| 2008-12-26 | 29.400 | 29.500 | 28.750 | 29.000 | 15.012 | 4,039,726 |
| 2008-12-24 | 29.360 | 29.660 | 29.100 | 29.270 | 15.152 | 3,538,258 |
| 2008-12-23 | 29.360 | 30.220 | 29.190 | 29.410 | 15.225 | 19,325,120 |
| 2008-12-22 | 28.470 | 29.380 | 28.290 | 29.090 | 15.059 | 17,876,784 |
| 2008-12-19 | 28.060 | 29.070 | 27.650 | 28.560 | 14.785 | 27,899,751 |
| 2008-12-18 | 27.390 | 28.330 | 27.060 | 27.740 | 14.360 | 19,715,290 |
| 2008-12-17 | 27.190 | 27.830 | 26.930 | 27.120 | 14.039 | 14,852,151 |
| 2008-12-16 | 27.050 | 28.100 | 26.480 | 27.910 | 14.448 | 16,542,680 |
| 2008-12-15 | 26.950 | 27.240 | 26.200 | 26.600 | 13.770 | 13,112,471 |
| 2008-12-12 | 25.900 | 27.150 | 25.820 | 27.040 | 13.998 | 13,955,063 |
| 2008-12-11 | 26.800 | 27.770 | 26.200 | 26.440 | 13.687 | 13,150,828 |
| 2008-12-10 | 26.410 | 27.410 | 26.410 | 26.980 | 13.967 | 13,838,735 |
| 2008-12-09 | 27.360 | 27.460 | 26.160 | 26.310 | 13.620 | 20,390,936 |
| 2008-12-08 | 27.010 | 27.680 | 26.750 | 27.000 | 13.977 | 16,085,018 |
| 2008-12-05 | 24.670 | 26.920 | 24.130 | 26.490 | 13.713 | 24,317,582 |
| 2008-12-04 | 25.330 | 26.030 | 24.620 | 25.000 | 12.942 | 21,624,222 |
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.