Merck & Co. Inc. (MRK)
NYSE: MRK
· Real-Time Price · USD
84.70
0.65 (0.77%)
At close: Sep 05, 2025, 3:59 PM
84.51
-0.23%
After-hours: Sep 05, 2025, 07:33 PM EDT
MRK Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj Close | % Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 5, 2025 | 83.79 | 85.27 | 83.25 | 84.71 | 84.71 | 0.79% | 13,229,483 |
| Sep 4, 2025 | 84.20 | 84.41 | 83.00 | 84.05 | 84.05 | -0.15% | 12,554,844 |
| Sep 3, 2025 | 85.37 | 85.81 | 84.07 | 84.18 | 84.18 | -1.52% | 12,714,400 |
| Sep 2, 2025 | 84.50 | 85.50 | 84.34 | 85.48 | 85.48 | 1.62% | 11,642,713 |
| Aug 29, 2025 | 83.42 | 84.24 | 83.28 | 84.12 | 84.12 | 1.09% | 10,872,919 |
| Aug 28, 2025 | 84.25 | 84.25 | 82.65 | 83.21 | 83.21 | -1.02% | 14,485,303 |
| Aug 27, 2025 | 85.07 | 85.48 | 83.88 | 84.07 | 84.07 | -1.08% | 10,588,100 |
| Aug 26, 2025 | 85.56 | 85.59 | 84.67 | 84.99 | 84.99 | -0.38% | 14,062,700 |
| Aug 25, 2025 | 87.21 | 87.39 | 84.95 | 85.31 | 85.31 | -2.36% | 9,417,700 |
| Aug 22, 2025 | 87.50 | 87.84 | 86.76 | 87.37 | 87.37 | 1.50% | 11,977,434 |
| Aug 21, 2025 | 84.88 | 87.32 | 84.60 | 86.08 | 86.08 | 1.68% | 13,889,005 |
| Aug 20, 2025 | 85.31 | 86.25 | 84.55 | 84.66 | 84.66 | -0.32% | 8,904,738 |
| Aug 19, 2025 | 84.38 | 85.80 | 84.38 | 84.93 | 84.93 | 0.84% | 14,307,713 |
| Aug 18, 2025 | 84.26 | 85.15 | 84.08 | 84.22 | 84.22 | 0.01% | 8,273,600 |
| Aug 15, 2025 | 83.72 | 84.74 | 83.36 | 84.21 | 84.21 | 1.75% | 10,481,400 |
| Aug 14, 2025 | 82.01 | 83.40 | 81.60 | 82.76 | 82.76 | 0.06% | 10,217,602 |
| Aug 13, 2025 | 80.75 | 82.84 | 80.20 | 82.71 | 82.71 | 3.00% | 11,043,800 |
| Aug 12, 2025 | 80.47 | 80.94 | 79.67 | 80.30 | 80.30 | 0.34% | 7,857,120 |
| Aug 11, 2025 | 80.96 | 81.64 | 79.63 | 80.03 | 80.03 | -0.82% | 8,210,702 |
| Aug 8, 2025 | 80.11 | 81.17 | 80.11 | 80.69 | 80.69 | 0.40% | 6,882,900 |