MRK weekly stock returns with week-by-week price performance and historical return data.
| Period | Return % |
|---|---|
| 2017 | 1.9 |
| 2017 | 3.37 |
| 2017 | 1 |
| 2017 | -0.1 |
| 2017 | 4.51 |
| 2017 | 0.36 |
| 2017 | 1.78 |
| 2017 | 1.94 |
| 2017 | 1.21 |
| 2017 | -0.71 |
| 2017 | -2.06 |
| 2017 | -1.49 |
| 2017 | 0.98 |
| 2017 | -0.46 |
| 2017 | -1.04 |
| 2017 | -1.3 |
| 2017 | -0.27 |
| 2017 | 2.76 |
| 2017 |
In the last 52 weeks, MRK increased in 27 and decreased in 25. The average return for this period was +0.27%, while the median return was +0.20%. Maximum gain was +13.47% on 2025-10-03 and maximum loss was -11.06% on 2025-02-07.
Total : 52 Weeks
In the last 52 weeks, MRK increased in 27 and decreased in 25. The average return for this period was +0.27%, while the median return was +0.20%. Maximum gain was +13.47% on 2025-10-03 and maximum loss was -11.06% on 2025-02-07.
In the last 52 weeks, MRK increased in 27 and decreased in 25. The average return for this period was +0.27%, while the median return was +0.20%. Maximum gain was +13.47% on 2025-10-03 and maximum loss was -11.06% on 2025-02-07.
| 2025-12-26 | 100.6 | 106.8 | +6.1% |
| 2025-12-19 | 100.0 | 101.1 | +1.1% |
| 2025-12-12 | 99.4 | 100.3 | +0.9% |
| 2025-12-05 | 104.7 | 99.7 | -4.8% |
| 2025-11-28 | 99.1 | 104.8 | +5.8% |
| 2025-11-21 | 93.2 | 97.8 | +4.9% |
| 2025-11-14 | 86.7 | 92.9 | +7.2% |
| 2025-11-07 | 85.8 | 86.3 | +0.6% |
| 2025-10-31 | 87.5 | 86.0 | -1.7% |
| 2025-10-24 | 85.3 | 87.5 | +2.6% |
| 2025-10-17 | 85.7 | 84.8 | -1.0% |
| 2025-10-10 | 88.8 | 86.0 | -3.2% |
| 2025-10-03 | 78.6 | 89.2 | +13.5% |
| 2025-09-26 | 81.8 | 78.6 | -3.9% |
| 2025-09-19 | 82.1 | 81.5 | -0.7% |
| 2025-09-12 | 84.2 | 82.8 | -1.6% |
| 2025-09-05 | 84.5 | 84.7 | +0.2% |
| 2025-08-29 | 87.2 | 84.1 | -3.5% |
| 2025-08-22 | 84.3 | 87.4 | +3.7% |
| 2025-08-15 | 81.0 | 84.2 | +4.0% |
| 2025-08-08 | 79.1 | 80.7 | +2.1% |
| 2025-08-01 | 84.5 | 79.3 | -6.1% |
| 2025-07-25 | 80.2 | 84.7 | +5.7% |
| 2025-07-18 | 83.4 | 80.0 | -4.2% |
| 2025-07-11 | 81.0 | 83.4 | +3.0% |
| 2025-07-03 | 79.3 | 80.9 | +2.1% |
| 2025-06-27 | 79.2 | 79.1 | -0.2% |
| 2025-06-20 | 80.9 | 79.1 | -2.3% |
| 2025-06-13 | 79.6 | 81.7 | +2.6% |
| 2025-06-06 | 77.0 | 79.0 | +2.5% |
| -0.52 |
| 2017 | 0.56 |
| 2017 | 1.92 |
| 2017 | 1.15 |
| 2017 | -1.48 |
| 2017 | -2.2 |
| 2017 | 4.87 |
| 2017 | -3.12 |
| 2017 | -1.08 |
| 2017 | -0.53 |
| 2017 | -0.83 |
| 2017 | 2.5 |
| 2017 | -1.79 |
| 2017 | -0.92 |
| 2017 | -2.27 |
| 2017 | 2.39 |
| 2017 | 1.15 |
| 2017 | 0.82 |
| 2017 | 1.87 |
| 2017 | -1.35 |
| 2017 | -1.74 |
| 2017 | 0.52 |
| 2017 | -1.98 |
| 2017 | 0.61 |
| 2017 | -9.05 |
| 2017 | 0.55 |
| 2017 | -0.99 |
| 2017 | -0.21 |
| 2017 | 0.58 |
| 2017 | 2.68 |
| 2017 | -0.66 |
| 2017 | -0.19 |
| 2017 | -0.04 |
| 2017 | -0.39 |
| 2018 | 0.7 |
| 2018 | 2.53 |
| 2018 | -0.76 |
| 2018 | 1.79 |
| 2018 | -5.46 |
| 2018 | -5.83 |
| 2018 | 1.7 |
| 2018 | -2.22 |
| 2018 | -1.16 |
| 2018 | 1.64 |
| 2018 | -0.11 |
| 2018 | -4.05 |
| 2018 | 0.8 |
| 2018 | -1.91 |
| 2018 | 3.94 |
| 2018 | 1.85 |
| 2018 | -0.96 |
| 2018 | -3.2 |
| 2018 | 3.34 |
| 2018 | -1.05 |
| 2018 | -0.16 |
| 2018 | 3.38 |
| 2018 | 1.67 |
| 2018 | -1.19 |
| 2018 | 0.19 |
| 2018 | -1.16 |
| 2018 | 2.72 |
| 2018 | 0.69 |
| 2018 | -0.65 |
| 2018 | 1.47 |
| 2018 | 3.35 |
| 2018 | -0.03 |
| 2018 | 4.44 |
| 2018 | 0.06 |
| 2018 | -1.07 |
| 2018 | 1.9 |
| 2018 | -0.03 |
| 2018 | 1.79 |
| 2018 | 0.03 |
| 2018 | -0.04 |
| 2018 | -1.58 |
| 2018 | 4.57 |
| 2018 | -3.52 |
| 2018 | 1.26 |
| 2018 | 4.03 |
| 2018 | 1.24 |
| 2018 | -2.03 |
| 2018 | 5.8 |
| 2018 | -3.52 |
| 2018 | -1.24 |
| 2018 | -4.04 |
| 2018 | 3.92 |
| 2019 | 0.59 |
| 2019 | -1.64 |
| 2019 | 2.13 |
| 2019 | -3.47 |
| 2019 | 5.45 |
| 2019 | 2.07 |
| 2019 | 2.57 |
| 2019 | 1.22 |
| 2019 | 0.97 |
| 2019 | -2.71 |
| 2019 | 1.5 |
| 2019 | 1.25 |
| 2019 | 1.34 |
| 2019 | -3.09 |
| 2019 | -1.89 |
| 2019 | -7.72 |
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| 2026-07-13 | 123.58 | 124.74 | 122.44 | 124.03 | — |
| 2026-07-10 | 125.12 | 125.5 | 122.9 | 123.54 | — |
| 2026-07-09 | 125.48 | 126.37 | 124.44 | 125.07 | — |
| 2026-07-08 | 128.34 | 128.99 | 125.14 | 125.99 | — |
| 2026-07-07 | 128.77 | 129.69 | 127.89 | 128.86 | — |
| 2026-07-06 | 129.31 | 130 | 125.62 | 126.78 | — |
| 2026-07-02 | 126.18 | 129.61 | 125.99 | 129.56 | — |
| 2026-07-01 | 128.01 | 128.42 | 124.71 | 125.37 | — |
| 2026-06-30 | 129.21 | 130.29 | 126.69 | 128.5 | — |
| 2026-06-29 | 127.64 | 129.96 | 126.75 | 129.38 | — |
| 2026-06-26 | 125.83 | 128.78 | 125.83 | 128.66 | — |
| 2026-06-25 | 121.63 | 125.96 | 121 | 125.45 | — |
| 2026-06-24 | 120.9 | 121.81 | 119.51 | 120.6 | — |
| 2026-06-23 | 116.53 | 119.8 | 117 | 119.6 | — |
| 2026-06-22 | 113.97 | 115.63 | 113 | 115.48 | — |
| 2026-06-18 | 114.64 | 114.94 | 111.57 | 113.87 | — |
| 2026-06-17 | 114.86 | 115.99 | 114.02 | 115.44 | — |
| 2026-06-16 | 115.88 | 115.89 | 113.57 | 115.17 | — |
| 2026-06-15 | 118.71 | 118.95 | 114.86 | 114.9 | — |
| 2026-06-12 | 121.5 | 121.9 | 118.84 | 119.05 | — |
| 2026-06-11 | 120.04 | 122.71 | 119.95 | 120.76 | — |
| 2026-06-10 | 119.78 | 120.04 | 117.26 | 119.09 | — |
| 2026-06-09 | 120.03 | 120.5 | 118 | 119.6 | — |
| 2026-06-05 | 120.93 | 123.45 | 120.36 | 120.79 | — |
| 2026-06-04 | 117.16 | 120.55 | 117.09 | 120.26 | — |
| 2026-06-03 | 115.44 | 117.33 | 114.7 | 114.7 | — |
| 2026-06-02 | 114.5 | 116.78 | 114.56 | 115.65 | — |
| 2026-06-01 | 117.54 | 117.86 | 114.36 | 115.17 | — |
| 2026-05-29 | 119.65 | 120.67 | 118.19 | 118.72 | — |
| 2026-05-28 | 120.26 | 121.48 | 119.36 | 119.89 | — |
| 2026-05-27 | 119.82 | 122.37 | 119.78 | 120.24 | — |
| 2026-05-22 | 120.55 | 122.66 | 120.08 | 122.41 | — |
| 2026-05-21 | 112.79 | 115.98 | 112.09 | 115.88 | — |
| 2026-05-20 | 114.63 | 114.95 | 112.9 | 113 | — |
| 2026-05-19 | 112.56 | 115.1 | 112.13 | 114.24 | — |
| 2026-05-18 | 111.43 | 112.89 | 110.97 | 112.56 | — |
| 2026-05-15 | 113.9 | 113.93 | 110.95 | 111.38 | — |
| 2026-05-14 | 113.63 | 113.9 | 112.57 | 113.41 | — |
| 2026-05-13 | 112.25 | 114.07 | 112.05 | 113.45 | — |
| 2026-05-12 | 111.5 | 113.68 | 111.39 | 112.37 | — |
| 2026-05-11 | 112.15 | 113.68 | 111.01 | 111.28 | — |
| 2026-05-08 | 112.38 | 113.01 | 111.18 | 111.38 | — |
| 2026-05-07 | 113.51 | 113.75 | 111.1 | 112.3 | — |
| 2026-05-06 | 113.15 | 114.49 | 112.74 | 113.56 | — |
| 2026-05-05 | 113.67 | 114.07 | 112.84 | 113.15 | — |
| 2026-05-04 | 111.41 | 114.62 | 110.75 | 113.11 | — |
| 2026-05-01 | 112.33 | 114.54 | 111.88 | 112.16 | — |
| 2026-04-30 | 109.34 | 112.24 | 108.63 | 109.18 | — |
| 2026-04-29 | 108.55 | 111.22 | 107.9 | 110.95 | — |
| 2026-04-28 | 111.52 | 111.9 | 109.71 | 110.03 | — |
| 2026-04-27 | 111.22 | 112.75 | 110.14 | 110.23 | — |
| 2026-04-24 | 113.74 | 114.03 | 111.5 | 111.9 | — |
| 2026-04-23 | 113.36 | 115.02 | 113.1 | 114.62 | — |
| 2026-04-22 | 112.61 | 113.51 | 111.54 | 112.89 | — |
| 2026-04-21 | 116.49 | 116.53 | 111.91 | 112.56 | — |
| 2026-04-20 | 119.15 | 119.33 | 116.75 | 117.1 | — |
| 2026-04-17 | 115.56 | 119.17 | 115.57 | 119.07 | — |
| 2026-04-16 | 117.13 | 117.85 | 114.71 | 115.46 | — |
| 2026-04-15 | 119.79 | 120.25 | 116.65 | 117.9 | — |
| 2026-04-14 | 119.03 | 120.36 | 118.15 | 119.96 | — |
| 2026-04-13 | 121.03 | 121.29 | 119.06 | 120.15 | — |
| 2026-04-10 | 122.96 | 123.01 | 120.95 | 121.42 | — |
| 2026-04-09 | 122.9 | 124 | 121.35 | 122.68 | — |
| 2026-04-08 | 119.6 | 123.63 | 117.97 | 123.18 | — |
| 2026-04-07 | 119.56 | 119.56 | 116.5 | 119.28 | — |
| 2026-04-06 | 120.41 | 121.48 | 120.05 | 120.85 | — |
| 2026-04-02 | 120.37 | 121.65 | 119.22 | 120.87 | — |
| 2026-04-01 | 120.88 | 122.19 | 120.27 | 120.84 | — |
| 2026-03-31 | 119.03 | 121.25 | 118.77 | 120.29 | — |
| 2026-03-30 | 120.57 | 121.64 | 117.22 | 118.1 | — |
| 2026-03-27 | 119.29 | 121.07 | 118.6 | 119.63 | — |
| 2026-03-26 | 118.96 | 120.06 | 118.66 | 118.93 | — |
| 2026-03-25 | 117.3 | 120.12 | 116.8 | 119.37 | — |
| 2026-03-24 | 114.7 | 116.54 | 114.02 | 116.37 | — |
| 2026-03-23 | 116.17 | 116.47 | 114.77 | 115.68 | — |
| 2026-03-20 | 114.25 | 115.18 | 112.72 | 114.18 | — |
| 2026-03-19 | 114.66 | 115.76 | 113.75 | 114.2 | — |
| 2026-03-18 | 115.06 | 115.56 | 113.35 | 114.5 | — |
| 2026-03-17 | 115.78 | 116.8 | 114.38 | 115.87 | — |
| 2026-03-16 | 115.34 | 116.06 | 114.22 | 115.43 | — |
| 2026-03-13 | 116.92 | 117.89 | 115.53 | 115.61 | — |
| 2026-03-12 | 115.47 | 116.6 | 114.3 | 115.91 | — |
| 2026-03-11 | 116.76 | 116.95 | 115.29 | 116.21 | — |
| 2026-03-10 | 117.24 | 119 | 116.67 | 117.09 | — |
| 2026-03-09 | 114.98 | 117.26 | 114.11 | 117.11 | — |
| 2026-03-06 | 115.16 | 116.36 | 113.82 | 115.79 | — |
| 2026-03-05 | 119.11 | 119.53 | 114.45 | 116.07 | — |
| 2026-03-04 | 119.43 | 120.87 | 117.86 | 120.28 | — |
| 2026-03-03 | 119.67 | 120.97 | 118.61 | 119.83 | — |
| 2026-03-02 | 123.51 | 123.7 | 121.04 | 121.41 | — |
| 2026-02-27 | 119.68 | 124 | 119.68 | 123.82 | — |
| 2026-02-26 | 122.4 | 122.5 | 119 | 119.3 | — |
| 2026-02-25 | 124.01 | 125.14 | 122.26 | 122.46 | — |
| 2026-02-25 | 124.01 | 125.14 | 122.26 | 122.46 | — |
| 2026-02-25 | 124.01 | 125.14 | 122.26 | 122.46 | — |
| 2026-02-24 | 123.41 | 124.84 | 122.63 | 123.93 | — |
| 2026-02-23 | 122.31 | 124.19 | 121.5 | 123.82 | — |
| 2026-02-20 | 122.64 | 122.7 | 120.6 | 122.26 | — |
| 2026-02-19 | 121.4 | 122.6 | 120.5 | 121.86 | — |
| 2026-02-18 | 121.25 | 121.81 | 120.39 | 121.66 | — |
| 2026-02-17 | 122.36 | 123.08 | 120.8 | 121.57 | — |
| 2026-02-13 | 121.5 | 123.33 | 121.03 | 121.41 | — |
| 2026-02-12 | 119.01 | 121.61 | 118.12 | 119.24 | — |
| 2026-02-11 | 117.04 | 119.36 | 116.31 | 119.31 | — |
| 2026-02-10 | 117.69 | 118.18 | 116.1 | 117.15 | — |
| 2026-02-09 | 121.41 | 121.88 | 116.98 | 117.65 | — |
| 2026-02-06 | 120.76 | 122.66 | 120.44 | 121.93 | — |
| 2026-02-05 | 118.31 | 122.43 | 118.31 | 119.75 | — |
| 2026-02-04 | 116.9 | 120.39 | 116.5 | 118.33 | — |
| 2026-02-03 | 111.67 | 118.46 | 111.44 | 115.84 | — |
| 2026-02-02 | 110.12 | 113.89 | 109.95 | 113.37 | — |
| 2026-01-30 | 108.59 | 110.54 | 107.95 | 110.27 | — |
| 2026-01-29 | 107.33 | 109.93 | 107.1 | 108.34 | — |
| 2026-01-28 | 106.85 | 107.93 | 106.03 | 106.9 | — |
| 2026-01-27 | 107.5 | 108.35 | 106.84 | 107.92 | — |
| 2026-01-26 | 107.8 | 108.42 | 107.06 | 107.4 | — |
| 2026-01-23 | 109.09 | 109.09 | 107.21 | 108.18 | — |
| 2026-01-22 | 110.78 | 111.32 | 108.59 | 109.18 | — |
| 2026-01-21 | 109.19 | 111.97 | 108.73 | 111.11 | — |
| 2026-01-20 | 108.11 | 109.64 | 106.93 | 109.45 | — |