Merck (MRK): year-to-date return
Each year starts at 1.0 on the previous Dec 31 close — see where the current year sits versus history.
Tip: Tap a cycle to isolate those years and see their average (dashed). Combine cycles, or pick individual years — they stack together. The current year is always shown in red.
ROI = price ÷ previous Dec 31 close. Incomplete years (dashed) are left out of averages and ranges.
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2026 year to date: +43.4% · 5th of 64 years
Merck (MRK) is up 43.4% in 2026 as of Oct 15: 5th of 64 years at this point since 1963. In the median year it was up 10.3% by this date.
Measured from the previous Dec 31 close. Total return — dividends reinvested.
Merck (MRK): return by year
| Year | Return |
|---|---|
| 2026 (to Oct 15) | +43.4% |
| 2025 | +9.8% |
| 2024 | −6.3% |
| 2023 | +1.0% |
| 2022 | +49.4% |
| 2021 | +1.8% |
| 2020 | −7.2% |
| 2019 | +22.3% |
| 2018 | +39.9% |
| 2017 | −1.5% |
| 2016 | +15.1% |
| 2015 | −3.9% |
| 2014 | +16.9% |
| 2013 | +26.8% |
| 2012 | +13.1% |
| 2011 | +9.6% |
| 2010 | +2.9% |
| 2009 | +26.7% |
| 2008 | −45.3% |
| 2007 | +37.3% |
| 2006 | +42.7% |
| 2005 | +4.0% |
| 2004 | −27.8% |
| 2003 | −11.2% |
| 2002 | −1.2% |
| 2001 | −36.0% |
| 2000 | +41.8% |
| 1999 | −7.5% |
| 1998 | +41.3% |
| 1997 | +35.7% |
| 1996 | +23.9% |
| 1995 | +76.6% |
| 1994 | +14.9% |
| 1993 | −18.3% |
| 1992 | −20.3% |
| 1991 | +88.9% |
| 1990 | +18.9% |
| 1989 | +37.5% |
| 1988 | +11.9% |
| 1987 | +30.0% |
| 1986 | +84.6% |
| 1985 | +50.1% |
| 1984 | +7.7% |
| 1983 | +10.2% |
| 1982 | +3.6% |
| 1981 | +3.1% |
| 1980 | +21.3% |
| 1979 | +10.1% |
| 1978 | +25.6% |
| 1977 | −16.2% |
| 1976 | +0.4% |
| 1975 | +6.3% |
| 1974 | −16.6% |
| 1973 | −8.1% |
| 1972 | +45.4% |
| 1971 | +27.8% |
| 1970 | −10.8% |
| 1969 | +28.3% |
| 1968 | +9.0% |
| 1967 | +12.1% |
| 1966 | +11.0% |
| 1965 | +45.0% |
| 1964 | +39.3% |
| 1963 | +43.4% |
| 1962 (since Jan 2) | −11.3% |