Merck & Co., Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2017-12-21 | 56.080 | 56.800 | 56.080 | 56.600 | 41.332 | 10,439,966 |
| 2017-12-20 | 56.280 | 56.490 | 55.980 | 56.110 | 40.974 | 13,766,423 |
| 2017-12-19 | 56.220 | 56.620 | 56.010 | 56.230 | 41.062 | 9,921,521 |
| 2017-12-18 | 56.380 | 56.690 | 56.200 | 56.220 | 41.054 | 12,151,560 |
| 2017-12-15 | 56.230 | 56.370 | 55.750 | 56.240 | 41.069 | 23,664,574 |
| 2017-12-14 | 56.400 | 56.740 | 55.960 | 56.010 | 40.901 | 10,623,890 |
| 2017-12-13 | 56.940 | 57.370 | 56.650 | 56.910 | 41.208 | 13,982,940 |
| 2017-12-12 | 56.870 | 57.170 | 56.630 | 57.070 | 41.323 | 14,454,750 |
| 2017-12-11 | 56.340 | 56.640 | 55.560 | 56.340 | 40.795 | 10,239,170 |
| 2017-12-08 | 55.310 | 55.570 | 54.660 | 55.570 | 40.237 | 10,923,723 |
| 2017-12-07 | 54.850 | 55.840 | 54.680 | 54.770 | 39.658 | 17,250,604 |
| 2017-12-06 | 54.440 | 55.930 | 54.190 | 54.350 | 39.354 | 21,217,703 |
| 2017-12-05 | 56.150 | 56.510 | 55.720 | 55.770 | 40.382 | 12,405,386 |
| 2017-12-04 | 55.930 | 56.710 | 55.870 | 56.220 | 40.708 | 14,085,120 |
| 2017-12-01 | 55.400 | 55.980 | 55.220 | 55.870 | 40.455 | 12,672,835 |
| 2017-11-30 | 55.190 | 55.890 | 55.030 | 55.270 | 40.020 | 16,139,619 |
| 2017-11-29 | 55.040 | 55.650 | 54.930 | 55.360 | 40.085 | 10,980,525 |
| 2017-11-28 | 54.930 | 55.130 | 54.410 | 54.930 | 39.774 | 13,446,783 |
| 2017-11-27 | 54.410 | 54.600 | 54.200 | 54.550 | 39.499 | 10,584,905 |
| 2017-11-24 | 54.500 | 54.630 | 54.110 | 54.350 | 39.354 | 4,549,682 |
| 2017-11-22 | 54.230 | 54.570 | 54.170 | 54.370 | 39.368 | 7,730,258 |
| 2017-11-21 | 54.360 | 54.850 | 54.180 | 54.270 | 39.296 | 14,369,442 |
| 2017-11-20 | 54.040 | 54.390 | 53.630 | 54.100 | 39.173 | 18,003,278 |
| 2017-11-17 | 55.000 | 55.430 | 54.750 | 55.200 | 39.969 | 10,358,537 |
| 2017-11-16 | 54.860 | 55.370 | 54.750 | 55.170 | 39.948 | 12,572,122 |
| 2017-11-15 | 54.760 | 55.100 | 54.400 | 54.800 | 39.680 | 12,290,315 |
| 2017-11-14 | 54.970 | 55.180 | 54.750 | 54.990 | 39.817 | 13,315,678 |
| 2017-11-13 | 55.310 | 55.520 | 55.060 | 55.100 | 39.897 | 14,135,738 |
| 2017-11-10 | 56.290 | 56.290 | 55.150 | 55.480 | 40.172 | 17,547,607 |
| 2017-11-09 | 56.550 | 56.660 | 55.620 | 56.210 | 40.701 | 14,818,825 |
| 2017-11-08 | 55.500 | 56.720 | 55.460 | 56.580 | 40.969 | 15,859,279 |
| 2017-11-07 | 55.880 | 56.190 | 55.380 | 55.590 | 40.252 | 15,008,513 |
| 2017-11-06 | 56.040 | 56.180 | 55.600 | 55.880 | 40.462 | 9,136,988 |
| 2017-11-03 | 55.300 | 56.280 | 55.190 | 56.060 | 40.592 | 10,281,718 |
| 2017-11-02 | 55.480 | 55.570 | 55.040 | 55.370 | 40.093 | 12,909,788 |
| 2017-11-01 | 55.540 | 55.800 | 55.280 | 55.340 | 40.071 | 17,206,483 |
| 2017-10-31 | 55.170 | 55.790 | 55.030 | 55.090 | 39.890 | 19,313,802 |
| 2017-10-30 | 55.750 | 56.050 | 54.410 | 54.710 | 39.615 | 40,860,891 |
| 2017-10-27 | 60.550 | 60.550 | 57.820 | 58.240 | 42.171 | 30,980,242 |
| 2017-10-26 | 62.290 | 62.690 | 61.810 | 61.990 | 44.886 | 11,260,026 |
| 2017-10-25 | 63.100 | 63.130 | 62.330 | 62.450 | 45.219 | 11,545,502 |
| 2017-10-24 | 63.310 | 63.310 | 62.370 | 63.110 | 45.697 | 10,711,713 |
| 2017-10-23 | 64.030 | 64.520 | 63.300 | 63.400 | 45.907 | 12,137,936 |
| 2017-10-20 | 63.850 | 63.990 | 63.570 | 63.880 | 46.254 | 10,798,802 |
| 2017-10-19 | 63.640 | 64.030 | 63.590 | 63.750 | 46.160 | 10,554,618 |
| 2017-10-18 | 64.090 | 64.110 | 63.410 | 63.510 | 45.986 | 8,265,471 |
| 2017-10-17 | 63.210 | 63.310 | 62.880 | 63.220 | 45.777 | 7,365,868 |
| 2017-10-16 | 63.490 | 63.730 | 63.260 | 63.340 | 45.863 | 7,806,762 |
| 2017-10-13 | 63.950 | 64.160 | 63.380 | 63.390 | 45.900 | 7,693,787 |
| 2017-10-12 | 63.790 | 63.980 | 63.560 | 63.830 | 46.218 | 6,454,108 |
| 2017-10-11 | 64.340 | 64.340 | 63.780 | 63.780 | 46.182 | 10,586,477 |
| 2017-10-10 | 64.310 | 64.470 | 64.190 | 64.460 | 46.674 | 5,157,208 |
| 2017-10-09 | 64.670 | 64.740 | 64.120 | 64.330 | 46.580 | 5,712,962 |
| 2017-10-06 | 64.700 | 64.900 | 64.370 | 64.550 | 46.740 | 7,847,843 |
| 2017-10-05 | 64.420 | 64.800 | 64.330 | 64.600 | 46.776 | 9,589,200 |
| 2017-10-04 | 64.420 | 64.620 | 64.330 | 64.600 | 46.776 | 6,722,606 |
| 2017-10-03 | 64.550 | 64.580 | 63.780 | 64.370 | 46.609 | 6,819,441 |
| 2017-10-02 | 64.210 | 64.680 | 63.890 | 64.550 | 46.740 | 7,067,083 |
| 2017-09-29 | 64.290 | 64.530 | 63.330 | 64.030 | 46.363 | 11,999,181 |
| 2017-09-28 | 64.270 | 64.660 | 64.170 | 64.290 | 46.551 | 7,359,894 |
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.