Merck & Co., Inc. (MRK) stock Beta

Beta

0.390.000.00%

January 9, 2026

Summary

Current Value: As of today, MRK beta is 0.39, unchanged on January 9, 2026
Current Value Category: Based on its current beta, MRK falls into the high volatility category
1-Year High: MRK beta reached a 1-year high of 0.39 on January 6, 2026
1-Year Low: MRK beta reached a 1-year low of -0.08 on March 28, 2025

Beta Chart

Performance

MRK Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
Beta	Jan 9, 26	0.39	0.0%	+5.4%	+5.4%	+2.6%	+77.3%	+30.0%	-44.3%
Price	Jan 9, 26	$110.53	-0.4%	+14.1%	+26.3%	+5.0%	+10.7%	+0.1%	+39.5%
SPX	Jan 9, 26	6,966.28	+0.7%	+1.8%	+3.4%	+1.8%	+17.7%	+79.0%	+82.1%
200-Day SMA	Jan 9, 26	$86.07	+0.1%	+1.4%	+0.6%	+0.6%	-26.2%	-7.9%	+12.3%
50-Day SMA	Jan 9, 26	$98.42	+0.5%	+8.1%	+18.3%	+2.7%	-2.1%	-7.9%	+28.1%
14-Day RSI	Jan 9, 26	72.65	-2.9%	+39.5%	+22.0%	+12.8%	+50.0%	+40.7%	+21.8%
ATR	Jan 9, 26	$2.47	-0.7%	-10.1%	+18.6%	+12.8%	+26.4%	+26.7%	+62.4%
10-Day Volatility	Jan 9, 26	15.42%	+0.1%	-56.9%	-69.8%	-22.7%	+12.5%	-35.0%	-17.3%
1-Month Volatility	Jan 9, 26	19.84%	-3.9%	-43.9%	-50.1%	-7.9%	+0.1%	-0.6%	+7.6%
1-Year Volatility	Jan 9, 26	30.46%	-0.0%	+0.3%	+5.0%	+0.2%	+46.4%	+51.0%	-4.5%

Beta History

Date	Value	Change
Jan 9, 2026	0.39	+2.6%
Dec 31, 2025	0.38	+90.0%
Dec 31, 2024	0.20	-20.0%
Dec 31, 2023	0.25	-13.8%
Dec 31, 2022	0.29	+3.6%
Dec 31, 2021	0.28	-60.0%
Dec 31, 2020	0.70	+7.7%
Dec 31, 2019	0.65	-4.4%
Dec 31, 2018	0.68	+25.9%
Dec 31, 2017	0.54	-37.2%
Dec 31, 2016	0.86	-14.9%
Dec 31, 2015	1.01	+20.2%
Dec 31, 2014	0.84	+35.5%
Dec 31, 2013	0.62	0.0%
Dec 31, 2012	0.62	-17.3%
Dec 31, 2011	0.75	0.0%
Dec 31, 2010	0.75	+19.0%

Date	Value	Change
Dec 31, 2009	0.63	-25.9%
Dec 31, 2008	0.85	+14.9%
Dec 31, 2007	0.74	-10.8%
Dec 31, 2006	0.83	+40.7%
Dec 31, 2005	0.59	-7.8%
Dec 31, 2004	0.64	-28.9%
Dec 31, 2003	0.90	+8.4%
Dec 31, 2002	0.83	+260.9%
Dec 31, 2001	0.23	-36.1%
Dec 31, 2000	0.36	-60.9%
Dec 31, 1999	0.92	+10.8%
Dec 31, 1998	0.83	-17.8%
Dec 31, 1997	1.01	-15.1%
Dec 31, 1996	1.19	+147.9%
Dec 31, 1995	0.48	-50.0%
Dec 31, 1994	0.96	-12.7%
Dec 31, 1993	1.10	-

FAQ

What is the current beta of MRK?
As of today, MRK beta is 0.39
What beta category does MRK fall into?
Based on its current beta, MRK falls into the high volatility category
What is MRK beta 1-year high?
MRK beta reached a 1-year high of 0.39 on January 6, 2026
What is MRK beta 1-year low?
MRK beta reached a 1-year low of -0.08 on March 28, 2025

Data Sources & References

MRK Official Website www.merck.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/310158/000162828025007732/0001628280-25-007732-index.htm
MRK Profile on Yahoo Finance finance.yahoo.com/quote/MRK
MRK Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/mrk