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Merck & Co., Inc. (MRK)
NYSE: MRK · Real-Time Price · USD
118.72
-1.17 (-0.98%)
At close: May 29, 2026, 4:00 PM EDT
118.60
-0.12 (-0.10%)
After-hours: May 29, 2026, 7:53 PM EDT

Merck & Co. Market Cap

Merck & Co. has a market cap or net worth of $293.22 billion as of May 29, 2026. Its market cap has increased by 58.94% in one year.

Market Cap
293.22B
Enterprise Value
336.63B
1-Year Change
58.94%
Ranking
#44
Category
Mega-Cap
Stock Price
$118.72

Market Cap Chart

Since December 1, 1998, Merck & Co.'s market cap has increased from $187.00B to $293.22B, an increase of 56.80%. That is a compound annual growth rate of 1.65%.

History

DateMarket Cap% Change
May 29, 2026293.22B12.23%
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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