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

Beta

0.400.01-2.44%

January 30, 2026

Summary

Current Value: As of today, MRK beta is 0.40, down -2.44% on January 30, 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 0.41 on January 29, 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 30, 26	0.40	-2.4%	+5.3%	+5.3%	+5.3%	+135.3%	+33.3%	-42.9%
Price	Jan 30, 26	$110.27	+1.8%	+4.0%	+27.8%	+4.8%	+11.4%	+3.9%	+50.0%
SPX	Jan 30, 26	6,939.03	-0.4%	+0.6%	+1.7%	+1.4%	+14.3%	+72.7%	+86.8%
200-Day SMA	Jan 30, 26	$87.84	+0.2%	+2.7%	+3.9%	+2.6%	-23.3%	-7.8%	+14.3%
50-Day SMA	Jan 30, 26	$104.37	+0.3%	+9.3%	+23.3%	+8.9%	+4.8%	-4.6%	+34.8%
14-Day RSI	Jan 30, 26	59.78	+9.3%	-11.8%	+14.3%	-7.2%	+18.3%	+59.2%	+74.1%
ATR	Jan 30, 26	$2.44	+0.5%	+7.5%	+30.3%	+11.5%	+24.7%	-1.8%	+58.0%
10-Day Volatility	Jan 30, 26	21.72%	+13.2%	-6.2%	+44.1%	+8.9%	-10.6%	+35.6%	-10.1%
1-Month Volatility	Jan 30, 26	21.33%	+6.2%	-10.4%	-28.5%	-1.0%	+4.8%	+2.5%	-14.2%
1-Year Volatility	Jan 30, 26	30.45%	+0.3%	+0.2%	+5.1%	+0.2%	+42.6%	+51.3%	-5.4%

Beta History

Date	Value	Change
Jan 30, 2026	0.40	+5.3%
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 0.40
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 0.41 on January 29, 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 Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/310158/000031015825000059/0000310158-25-000059-index.htm
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