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Merck & Co., Inc. (MRK)
NYSE: MRK · Real-Time Price · USD
110.03
-0.20 (-0.18%)
At close: Apr 28, 2026, 4:00 PM EDT
110.00
-0.03 (-0.03%)
After-hours: Apr 28, 2026, 6:51 PM EDT

Merck & Co. Market Cap

Merck & Co. has a market cap or net worth of $271.76 billion as of April 28, 2026. Its market cap has increased by 38.73% in one year.

Market Cap
271.76B
Enterprise Value
308.74B
1-Year Change
38.73%
Ranking
#47
Category
Mega-Cap
Stock Price
$110.03

Market Cap Chart

Since December 1, 1998, Merck & Co.'s market cap has increased from $187.00B to $271.76B, an increase of 45.33%. That is a compound annual growth rate of 1.37%.

History

DateMarket Cap% Change
Apr 27, 2026272.53B4.32%
Dec 31, 2025261.26B3.82%
Dec 31, 2024251.65B-8.91%
Dec 29, 2023276.26B-1.79%
Dec 30, 2022281.30B45.31%
Dec 31, 2021193.59B-6.46%
Dec 31, 2020206.96B-10.62%
Dec 31, 2019231.56B16.54%
Dec 31, 2018198.69B29.61%
Dec 29, 2017153.30B-5.55%
Dec 30, 2016162.31B10.00%
Dec 31, 2015147.55B-8.86%
Dec 31, 2014161.90B10.71%
Dec 31, 2013146.24B17.50%
Dec 31, 2012124.46B8.31%
Dec 30, 2011114.91B3.49%
Dec 31, 2010111.03B44.07%
Dec 31, 200977.07B19.91%
Dec 31, 200864.27B-49.18%
Dec 31, 2007126.48B33.62%
Dec 29, 200694.66B36.08%
Dec 30, 200569.56B-2.41%
Dec 31, 200471.27B-30.66%
Dec 31, 2003102.79B-19.14%
Dec 31, 2002127.12B-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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