Merck & Co. Market Cap

Merck & Co. has a market cap or net worth of $271.66 billion as of January 20, 2026. Its market cap has increased by 7.95% in one year.

Market Cap

271.66B

Enterprise Value

294.82B

1-Year Change

7.95%

Ranking

#47

Market Cap Chart

Since December 1, 1998, Merck & Co.'s market cap has increased from $187.00B to $271.66B, an increase of 45.27%. That is a compound annual growth rate of 1.39%.

Market Cap History

Date	Market Cap	% Change
Jan 16, 2026	270.12B	3.39%
Dec 31, 2025	261.26B	3.82%
Dec 31, 2024	251.65B	-8.91%
Dec 29, 2023	276.26B	-1.79%
Dec 30, 2022	281.30B	45.31%
Dec 31, 2021	193.59B	-6.46%
Dec 31, 2020	206.96B	-10.62%
Dec 31, 2019	231.56B	16.54%
Dec 31, 2018	198.69B	29.61%
Dec 29, 2017	153.30B	-5.55%
Dec 30, 2016	162.31B	10.00%
Dec 31, 2015	147.55B	-8.86%
Dec 31, 2014	161.90B	10.71%
Dec 31, 2013	146.24B	17.50%
Dec 31, 2012	124.46B	8.31%
Dec 30, 2011	114.91B	3.49%
Dec 31, 2010	111.03B	44.07%
Dec 31, 2009	77.07B	19.91%
Dec 31, 2008	64.27B	-49.18%
Dec 31, 2007	126.48B	33.62%
Dec 29, 2006	94.66B	36.08%
Dec 30, 2005	69.56B	-2.41%
Dec 31, 2004	71.27B	-30.66%
Dec 31, 2003	102.79B	-19.14%
Dec 31, 2002	127.12B	-4.96%

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Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

Full Definition

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Market Cap Rankings