MRK quarterly stock returns with Q1–Q4 history, seasonality patterns, and performance tables for U.S. equity research.
| Period | Return % |
|---|---|
| 2000-Q1 | -8.14 |
| 2000-Q2 | 14.81 |
| 2000-Q3 | -2.66 |
| 2000-Q4 | 26.53 |
| 2001-Q1 | -18.39 |
| 2001-Q2 | -13.93 |
| 2001-Q3 | 3.5 |
| 2001-Q4 | -13.93 |
| 2002-Q1 | -3.65 |
| 2002-Q2 | -12.08 |
| 2002-Q3 | -6.23 |
| 2002-Q4 | 22.05 |
| 2003-Q1 | -5.96 |
| 2003-Q2 | 8.92 |
| 2003-Q3 | -17.65 |
| 2003-Q4 | -9.71 |
| 2004-Q1 | -6.08 |
| 2004-Q2 | 6.04 |
| Period | Return % |
|---|---|
| 2000-01 | 16.26 |
| 2000-02 | -19.85 |
In the last 15 quarters, MRK increased in 7 and decreased in 8. The average return for this period was +0.24%, while the median return was -1.07%. Maximum gain was +16.79% on 2025-Q4 and maximum loss was -13.30% on 2024-Q4.
Total : 15 Quarters
In the last 15 quarters, MRK increased in 7 and decreased in 8. The average return for this period was +0.24%, while the median return was -1.07%. Maximum gain was +16.79% on 2025-Q4 and maximum loss was -13.30% on 2024-Q4.
In the last 15 quarters, MRK increased in 7 and decreased in 8. The average return for this period was +0.24%, while the median return was -1.07%. Maximum gain was +16.79% on 2025-Q4 and maximum loss was -13.30% on 2024-Q4.
Total years: 4
Total years: 4
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | -4.8% | -6.1% | +6.5% | -3.4% | -0.1% | +8.4% | -1.4% | +0.1% | -1.4% | +8.2% | -14.7% | +3% |
| 2022 | +6% | -6.5% | +7.5% | +6.2% | +5% | 0% | -3.3% | -3.6% | -1.2% | +15.6% | +10.4% | +1.1% |
| 2023 | -3.4% | -0.7% | -0.2% | +6.1% | -5.1% | +4% | -6.7% | +3.5% | -6.3% | +0.2% | -0.4% | +5.4% |
| 2024 | +6.7% | +0.6% | +3.9% | -1.3% | -2.5% | -3.6% | -11.5% | +4.1% | -2.6% | -10.8% | -0.2% | -1.1% |
| 2025 | -0.3% | -7.6% | -3.6% | -2.2% | -7.7% | +3.8% | -4.5% | +6.1% | -1.8% | -4.6% | +27.1% | +3.4% |
| 2026 | +3.6% | +9.2% | -0.9% | -9.6% | +5.9% | +11.6% | -1.1% | — | — | — | — | — |
| 3Y Avg | +3.3% | +0.8% | -0.2% | -4.4% | -1.5% | +3.9% | -5.7% | +5.1% | -2.2% | -7.7% | +13.4% | +1.1% |
| 2026-Q3 | 125.4 | 124.0 | -1.1% |
| 2026-Q2 | 120.8 | 128.5 | +6.3% |
| 2026-Q1 | 106.5 | 120.3 | +13.0% |
| 2025-Q4 | 90.1 | 105.3 | +16.8% |
| 2025-Q3 | 81.8 | 83.9 | +2.6% |
| 2025-Q2 | 87.1 | 79.2 | -9.1% |
| 2025-Q1 | 99.2 | 89.8 | -9.5% |
| 2024-Q4 | 114.7 | 99.5 | -13.3% |
| 2024-Q3 | 127.9 | 113.6 | -11.2% |
| 2024-Q2 | 131.0 | 123.8 | -5.5% |
| 2024-Q1 | 113.2 | 132.0 | +16.5% |
| 2023-Q4 | 102.6 | 109.0 | +6.3% |
| 2023-Q3 | 114.3 | 103.0 | -10.0% |
| 2023-Q2 | 108.9 | 115.4 | +6.0% |
| 2023-Q1 | 111.1 | 106.4 | -4.3% |
| 2022-Q4 | 87.6 | 111.0 | +26.7% |
| 2022-Q3 | 92.4 | 86.1 | -6.8% |
| 2022-Q2 | 83.5 | 91.2 | +9.2% |
| 2022-Q1 | 76.9 | 82.1 | +6.7% |
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | -4.8% | -6.1% | +6.5% | -3.4% | -0.1% | +8.4% | -1.4% | +0.1% | -1.4% | +8.2% | -14.7% | +3% |
| 2022 | +6% | -6.5% | +7.5% | +6.2% | +5% | 0% | -3.3% | -3.6% | -1.2% | +15.6% | +10.4% | +1.1% |
| 2023 | -3.4% | -0.7% | -0.2% | +6.1% | -5.1% | +4% | -6.7% | +3.5% | -6.3% | +0.2% | -0.4% | +5.4% |
| 2024 | +6.7% | +0.6% | +3.9% | -1.3% | -2.5% | -3.6% | -11.5% | +4.1% | -2.6% | -10.8% | -0.2% | -1.1% |
| 2025 | -0.3% | -7.6% | -3.6% | -2.2% | -7.7% | +3.8% | -4.5% | +6.1% | -1.8% | -4.6% | +27.1% | +3.4% |
| 2026 | +3.6% | +9.2% | -0.9% | -9.6% | +5.9% | +11.6% | -1.1% | — | — | — | — | — |
| 3Y Avg | +3.3% | +0.8% | -0.2% | -4.4% | -1.5% | +3.9% | -5.7% | +5.1% | -2.2% | -7.7% | +13.4% | +1.1% |
| 2004-Q3 | -29.87 |
| 2004-Q4 | -3.49 |
| 2005-Q1 | 3.55 |
| 2005-Q2 | -4.67 |
| 2005-Q3 | -12.42 |
| 2005-Q4 | 16.73 |
| 2006-Q1 | 7.58 |
| 2006-Q2 | 2.87 |
| 2006-Q3 | 14.42 |
| 2006-Q4 | 4.63 |
| 2007-Q1 | 0.36 |
| 2007-Q2 | 10.64 |
| 2007-Q3 | 4.27 |
| 2007-Q4 | 10.83 |
| 2008-Q1 | -33.85 |
| 2008-Q2 | -1.64 |
| 2008-Q3 | -17.73 |
| 2008-Q4 | -5.26 |
| 2009-Q1 | -13.73 |
| 2009-Q2 | 3.61 |
| 2009-Q3 | 12.74 |
| 2009-Q4 | 17.21 |
| 2010-Q1 | 0.93 |
| 2010-Q2 | -7.25 |
| 2010-Q3 | 6.88 |
| 2010-Q4 | -1.52 |
| 2011-Q1 | -8.4 |
| 2011-Q2 | 6.69 |
| 2011-Q3 | -8.15 |
| 2011-Q4 | 19.42 |
| 2012-Q1 | 0.25 |
| 2012-Q2 | 8.41 |
| 2012-Q3 | 7.76 |
| 2012-Q4 | -9.48 |
| 2013-Q1 | 6.92 |
| 2013-Q2 | 4.73 |
| 2013-Q3 | 2.78 |
| 2013-Q4 | 2.69 |
| 2014-Q1 | 14.72 |
| 2014-Q2 | 2.62 |
| 2014-Q3 | 1.31 |
| 2014-Q4 | -3.27 |
| 2015-Q1 | 0.51 |
| 2015-Q2 | 0.11 |
| 2015-Q3 | -14.25 |
| 2015-Q4 | 6.98 |
| 2016-Q1 | 0.82 |
| 2016-Q2 | 7.28 |
| 2016-Q3 | 7.7 |
| 2016-Q4 | -5.85 |
| 2017-Q1 | 5.63 |
| 2017-Q2 | 0.97 |
| 2017-Q3 | -0.38 |
| 2017-Q4 | -12.83 |
| 2018-Q1 | -3.11 |
| 2018-Q2 | 13.95 |
| 2018-Q3 | 17.33 |
| 2018-Q4 | 6.83 |
| 2019-Q1 | 10.02 |
| 2019-Q2 | 0.67 |
| 2019-Q3 | -0.68 |
| 2019-Q4 | 8.77 |
| 2020-Q1 | -16.4 |
| 2020-Q2 | 4.79 |
| 2020-Q3 | 6.18 |
| 2020-Q4 | 0.19 |
| 2021-Q1 | -4.78 |
| 2021-Q2 | 5.72 |
| 2021-Q3 | -3.69 |
| 2021-Q4 | -5.85 |
| 2022-Q1 | 6.74 |
| 2022-Q2 | 9.16 |
| 2022-Q3 | -6.82 |
| 2022-Q4 | 26.73 |
| 2023-Q1 | -4.27 |
| 2023-Q2 | 5.99 |
| 2023-Q3 | -9.95 |
| 2023-Q4 | 6.31 |
| 2024-Q1 | 16.52 |
| 2024-Q2 | -5.49 |
| 2024-Q3 | -11.21 |
| 2024-Q4 | -13.3 |
| 2025-Q1 | -9.49 |
| 2025-Q2 | -9.14 |
| 2025-Q3 | 2.59 |
| 2025-Q4 | 16.79 |
| 2026-Q1 | 13 |
| 2026-Q2 | 6.34 |
| 2026-Q3 | -1.07 |
| 2000-03 | 3.55 |
| 2000-04 | 4.13 |
| 2000-05 | 10.45 |
| 2000-06 | 5.79 |
| 2000-07 | -6.3 |
| 2000-08 | -5.67 |
| 2000-09 | 7.59 |
| 2000-10 | 21.54 |
| 2000-11 | 3.27 |
| 2000-12 | 3.32 |
| 2001-01 | -11.63 |
| 2001-02 | -5.06 |
| 2001-03 | -4.84 |
| 2001-04 | 2.31 |
| 2001-05 | -3.45 |
| 2001-06 | -13.87 |
| 2001-07 | 5.65 |
| 2001-08 | -4.25 |
| 2001-09 | 1.99 |
| 2001-10 | -6.6 |
| 2001-11 | 5.53 |
| 2001-12 | -14.15 |
| 2002-01 | -0.96 |
| 2002-02 | 3.19 |
| 2002-03 | -8.59 |
| 2002-04 | -5.66 |
| 2002-05 | 3.24 |
| 2002-06 | -8.29 |
| 2002-07 | 1.74 |
| 2002-08 | 5.38 |
| 2002-09 | -4.51 |
| 2002-10 | 16.95 |
| 2002-11 | 9.91 |
| 2002-12 | -5.56 |
| 2003-01 | -4.91 |
| 2003-02 | -5.57 |
| 2003-03 | 4.35 |
| 2003-04 | 4.66 |
| 2003-05 | -5 |
| 2003-06 | 8.65 |
| 2003-07 | -10.06 |
| 2003-08 | -7.19 |
| 2003-09 | -0.88 |
| 2003-10 | -13.52 |
| 2003-11 | -9.15 |
| 2003-12 | 9.79 |
| 2004-01 | 1.16 |
| 2004-02 | 0.02 |
| 2004-03 | -8.78 |
| 2004-04 | 4.94 |
| 2004-05 | -0.86 |
| 2004-06 | -1.8 |
| 2004-07 | -3.63 |
| 2004-08 | -1.11 |
| 2004-09 | -25.91 |
| 2004-10 | -5.98 |
| 2004-11 | -0.89 |
| 2004-12 | 15.95 |
| 2005-01 | -10.26 |
| 2005-02 | 13.89 |
| 2005-03 | 0.75 |
| 2005-04 | 4.93 |
| 2005-05 | -4.59 |
| 2005-06 | -4.33 |
| 2005-07 | 0 |
| 2005-08 | -7.96 |
| 2005-09 | -4.24 |
| 2005-10 | 3.58 |
| 2005-11 | 3.09 |
| 2005-12 | 7.17 |
| 2006-01 | 5.34 |
| 2006-02 | 0.57 |
| 2006-03 | 0.78 |
| 2006-04 | -2.81 |
| 2006-05 | -2.75 |
| 2006-06 | 7.78 |
| 2006-07 | 9.99 |
| 2006-08 | -0.67 |
| 2006-09 | 2.3 |
| 2006-10 | 9 |
| 2006-11 | -2.55 |
| 2006-12 | -3.26 |
| 2007-01 | 1.67 |
| 2007-02 | -2.16 |
| 2007-03 | 0.4 |
| 2007-04 | 14.27 |
| 2007-05 | 2.88 |
| 2007-06 | -4.48 |
| 2007-07 | 0.17 |
| 2007-08 | -1.66 |
| 2007-09 | 3.29 |
| 2007-10 | 11.11 |
| 2007-11 | 3.49 |
| 2007-12 | -1.12 |
| 2008-01 | -19.64 |
| 2008-02 | -3.65 |
| 2008-03 | -13.87 |
| 2008-04 | -0.71 |
| 2008-05 | 0.03 |
| 2008-06 | -1.26 |
| 2008-07 | -14.23 |
| 2008-08 | 7.25 |
| 2008-09 | -9.39 |
| 2008-10 | -3.56 |
| 2008-11 | -10.84 |
| 2008-12 | 22.35 |
| 2009-01 | -7.91 |
| 2009-02 | -14.89 |
| 2009-03 | 14.08 |
| 2009-04 | -10.17 |
| 2009-05 | 13.5 |
| 2009-06 | 1.56 |
| 2009-07 | 6.99 |
| 2009-08 | 7.99 |
| 2009-09 | -0.49 |
| 2009-10 | -0.81 |
| 2009-11 | 15.82 |
| 2009-12 | -0.91 |
| 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 | — |