Merck & Co., Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-08-21 | 31.650 | 32.720 | 31.450 | 32.560 | 17.377 | 21,721,372 |
| 2009-08-20 | 31.640 | 31.640 | 30.980 | 31.340 | 16.726 | 16,164,562 |
| 2009-08-19 | 30.660 | 31.920 | 30.450 | 31.480 | 16.801 | 21,322,294 |
| 2009-08-18 | 30.870 | 30.870 | 30.300 | 30.710 | 16.390 | 12,926,032 |
| 2009-08-17 | 30.600 | 31.350 | 30.540 | 30.880 | 16.481 | 19,584,290 |
| 2009-08-14 | 31.000 | 31.090 | 30.520 | 30.980 | 16.534 | 16,942,178 |
| 2009-08-13 | 30.730 | 30.980 | 28.690 | 30.980 | 16.534 | 14,137,939 |
| 2009-08-12 | 30.340 | 30.990 | 30.000 | 30.740 | 16.406 | 12,899,518 |
| 2009-08-11 | 30.460 | 30.780 | 30.150 | 30.330 | 16.187 | 11,423,829 |
| 2009-08-10 | 30.290 | 31.000 | 30.110 | 30.600 | 16.331 | 19,050,963 |
| 2009-08-07 | 29.710 | 30.500 | 29.450 | 30.100 | 16.064 | 13,656,278 |
| 2009-08-06 | 29.680 | 29.680 | 29.250 | 29.360 | 15.669 | 11,499,494 |
| 2009-08-05 | 29.870 | 30.180 | 29.340 | 29.610 | 15.803 | 13,375,100 |
| 2009-08-04 | 30.140 | 30.270 | 29.480 | 29.840 | 15.926 | 16,077,892 |
| 2009-08-03 | 30.450 | 30.470 | 29.730 | 30.020 | 16.022 | 16,298,286 |
| 2009-07-31 | 30.200 | 30.580 | 29.910 | 30.010 | 16.016 | 16,269,362 |
| 2009-07-30 | 30.210 | 30.970 | 29.880 | 29.940 | 15.979 | 24,300,290 |
| 2009-07-29 | 30.010 | 30.140 | 29.510 | 29.870 | 15.942 | 16,696,736 |
| 2009-07-28 | 30.710 | 30.910 | 29.770 | 30.020 | 16.022 | 23,627,265 |
| 2009-07-27 | 31.120 | 31.180 | 30.420 | 30.770 | 16.422 | 21,026,758 |
| 2009-07-24 | 30.270 | 31.060 | 29.940 | 30.990 | 16.539 | 26,308,678 |
| 2009-07-23 | 29.520 | 30.640 | 29.470 | 30.250 | 16.144 | 26,678,517 |
| 2009-07-22 | 29.570 | 30.060 | 29.270 | 29.450 | 15.717 | 19,869,451 |
| 2009-07-21 | 28.730 | 29.790 | 28.580 | 29.650 | 15.824 | 27,961,059 |
| 2009-07-20 | 27.750 | 28.000 | 27.440 | 27.940 | 14.911 | 11,851,098 |
| 2009-07-17 | 27.830 | 27.870 | 27.410 | 27.680 | 14.773 | 11,335,273 |
| 2009-07-16 | 27.690 | 28.000 | 27.550 | 27.870 | 14.874 | 13,268,938 |
| 2009-07-15 | 27.340 | 27.760 | 26.820 | 27.710 | 14.789 | 21,509,886 |
| 2009-07-14 | 26.900 | 27.310 | 25.050 | 27.160 | 14.495 | 14,570,763 |
| 2009-07-13 | 26.420 | 26.900 | 26.130 | 26.820 | 14.314 | 16,515,222 |
| 2009-07-10 | 26.900 | 26.990 | 26.260 | 26.450 | 14.116 | 18,809,294 |
| 2009-07-09 | 27.760 | 27.900 | 26.580 | 27.010 | 14.415 | 28,109,980 |
| 2009-07-08 | 27.890 | 28.540 | 27.730 | 28.040 | 14.965 | 22,403,515 |
| 2009-07-07 | 27.850 | 28.390 | 27.520 | 27.620 | 14.741 | 23,592,995 |
| 2009-07-06 | 26.970 | 28.000 | 26.760 | 27.890 | 14.885 | 24,246,214 |
| 2009-07-02 | 27.730 | 27.990 | 26.980 | 27.010 | 14.415 | 15,229,012 |
| 2009-07-01 | 28.100 | 28.220 | 27.770 | 28.050 | 14.970 | 16,136,475 |
| 2009-06-30 | 27.850 | 28.050 | 27.290 | 27.960 | 14.922 | 22,760,254 |
| 2009-06-29 | 27.060 | 27.950 | 26.870 | 27.850 | 14.863 | 23,050,026 |
| 2009-06-26 | 26.480 | 27.060 | 26.340 | 27.000 | 14.410 | 23,773,356 |
| 2009-06-25 | 25.490 | 26.600 | 25.190 | 26.570 | 14.180 | 21,087,332 |
| 2009-06-24 | 25.150 | 25.670 | 25.050 | 25.450 | 13.583 | 15,980,742 |
| 2009-06-23 | 25.280 | 25.490 | 25.000 | 25.110 | 13.401 | 14,780,782 |
| 2009-06-22 | 25.740 | 25.740 | 25.150 | 25.180 | 13.438 | 19,518,790 |
| 2009-06-19 | 25.910 | 26.540 | 25.810 | 25.910 | 13.828 | 27,901,009 |
| 2009-06-18 | 25.000 | 25.910 | 24.880 | 25.650 | 13.689 | 21,459,058 |
| 2009-06-17 | 24.450 | 24.980 | 24.430 | 24.770 | 13.220 | 24,599,704 |
| 2009-06-16 | 25.010 | 25.200 | 24.370 | 24.430 | 13.038 | 28,060,305 |
| 2009-06-15 | 25.830 | 26.000 | 24.790 | 24.960 | 13.321 | 28,282,586 |
| 2009-06-12 | 26.120 | 27.070 | 25.680 | 26.080 | 13.919 | 31,199,170 |
| 2009-06-11 | 25.690 | 26.570 | 25.690 | 26.190 | 13.978 | 17,891,037 |
| 2009-06-10 | 25.920 | 26.130 | 25.410 | 25.590 | 13.657 | 13,460,198 |
| 2009-06-09 | 25.930 | 26.130 | 25.540 | 25.720 | 13.727 | 12,226,702 |
| 2009-06-08 | 25.860 | 26.180 | 25.480 | 25.930 | 13.839 | 18,534,299 |
| 2009-06-05 | 26.730 | 26.900 | 25.620 | 26.070 | 13.913 | 26,622,763 |
| 2009-06-04 | 27.470 | 27.550 | 26.470 | 26.580 | 14.186 | 23,123,806 |
| 2009-06-03 | 27.390 | 27.610 | 27.060 | 27.590 | 14.522 | 20,421,014 |
| 2009-06-02 | 27.510 | 27.870 | 27.200 | 27.700 | 14.580 | 15,295,560 |
| 2009-06-01 | 27.710 | 27.850 | 27.130 | 27.530 | 14.490 | 21,212,673 |
| 2009-05-29 | 26.940 | 27.610 | 26.850 | 27.580 | 14.517 | 43,884,581 |
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.