Over the latest trailing 12-month period, total return cagr is +80.39%. The comparable SPY value is +18.54%. Year-to-date total return is +42.30%. Total return includes price appreciation and reinvested dividends.
Over longer horizons, Total Return CAGR averages 14.06% over 3 years and 18.50% over 5 years; the trailing 12 months came in at +80.39%. Total return includes dividends reinvested. The total return CAGR includes both price appreciation and dividends reinvested. This gives a more complete picture of the company's investment performance.
MRK Total Return CAGR Chart
Merck & Co., Inc. (MRK)
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MRK Quarterly Total Return (YoY)
Total Return growth vs the same calendar quarter one year earlier, last 40 comparable quarters.
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Total Return
MRK Growth of $100 (Dividends Reinvested)
$1207.32
Quarter-end value of $100 invested at the start of the available history, with dividends reinvested; the newest quarter may be quarter-to-date. Q3 2026 (2026-09-09): $1207.32.
FMP quote price / unrounded diluted EPS from four consecutive issuer fiscal quarters Quote observation: 2026-09-10T17:15:21.000Z. Historical observations retain their original dates. Historical series through 2026-09-09.
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MRK Total Return CAGR History
Year
Total return for the year
2026 (YTD)
+42.30%
2025
+9.78%
2024
-6.26%
2023
+1.00%
2022
+49.38%
2021
+1.81%
2020
-7.21%
2019
+22.26%
2018
+40.01%
2017
-1.47%
2016
+15.03%
2015
-3.86%
2014
+16.96%
2013
+26.79%
2012
+13.13%
2011
+9.53%
2010
+2.89%
2009
+26.72%
2008
-45.34%
2007
+37.37%
2006
+42.66%
2005
+4.02%
2004
-27.75%
2003
-16.00%
2002
-1.26%
2001
-35.94%
2000
+41.78%
1999
-7.72%
1998
+41.67%
1997
+35.62%
Quarterly Total Return: QoQ & YoY (dividends reinvested)
Unrounded diluted TTM EPS / FMP quote price × 100 Quote observation: 2026-09-10T17:15:21.000Z. Historical observations retain their original dates. Historical series through 2026-09-09.
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-13.4%
-6.1%
Q3 2024
2024-09-23
-11.0%
+14.2%
Q2 2024
2024-06-21
+6.2%
+18.4%
Q1 2024
2024-03-20
+14.6%
+21.4%
Q4 2023
2023-12-28
+5.4%
+1.9%
Q3 2023
2023-09-27
-7.7%
+24.0%
Q2 2023
2023-06-27
+8.9%
+27.8%
Q1 2023
2023-03-24
-3.8%
+32.3%
Q4 2022
2022-12-20
+28.2%
+47.8%
Calendar returns: QoQ compares the prior calendar quarter; YoY compares the same calendar quarter a year earlier. The newest quarter is in progress (quarter-to-date).