Merck & Co., Inc.
$126.14-1.36Market Cap
$321.8B
Global Rank
#43
All-Time High
$325.6B
2026-07-28
Total Growth
+0%
since 2026
Market Cap Context
- Larger than 88% of the 367 companies we track (globally).
- Equivalent to 1.0% of United States's GDP (2025 data).
- Just above: #42 The Procter & Gamble Company ($337.5B)
- Just below: #44 Alibaba Group Holding Limited ($315.1B)
- Best year: 1995 (+77%). Worst year: 2008 (-46%).
Merck & Co., Inc. Financial Breakdown (FY 2025)
Source: Yahoo Finance โ MRK annual filings (2025) โ$65.0B revenue ยท $22.1B operating income ยท $18.3B net income
- โOperating margin: 34.0% on $65.0B in revenue.
- โR&D is 24.3% of revenue ($15.8B).
- โNet income margin: 28.1% โ $18.3B in profit.
- โFree cash flow: $12.4B (19.0% of revenue).
Cost / Operating Expenses
Total operating expenses $42.9B
Total
$42.9B
Capital Expenditures
$4.1B
This fiscal year (near-total AI infrastructure buildout)
Free Cash Flow
$12.4B
Trailing twelve months
Figures rounded from the annual SEC filing. Unaudited. For informational purposes only, not investment advice.
Fundamentals (TTM)
Data: Financial Modeling PrepP/E
โ
EPS
โ
Net margin
โ
ROE
โ
Dividend yield
โ
Debt / Equity
โ
About Merck & Co., Inc.
Merck & Co., Inc. is an American multinational pharmaceutical company headquartered in Rahway, New Jersey. The company does business as Merck Sharp & Dohme or MSD outside the United States and Canada. The company is ranked fifth on the list of largest biomedical companies by revenue.
Merck & Co., Inc. Market Cap History (2026โ2026)
Merck & Co., Inc. vs Sector Peers by Market Cap
Compare Merck & Co., Inc.
Ranking History
| Year | Market Cap | Rank | YoY Change |
|---|---|---|---|
| 2026 | $321.8B | #43(โ6) | +25.8% |
| 2025 | $255.9B | #49(โ13) | +9.7% |
| 2024 | $233.2B | #36(โ3) | -6.3% |
| 2023 | $248.9B | #33(โ5) | +0.9% |
| 2022 | $246.6B | #28(โ27) | +49.8% |
| 2021 | $164.6B | #55(โ12) | +1.6% |
| 2020 | $162.0B | #43(โ12) | -7.3% |
| 2019 | $174.8B | #31(โ4) | +22.3% |
| 2018 | $142.9B | #27(โ19) | +40.2% |
| 2017 | $102.0B | #46(โ13) | -1.6% |
| 2016 | $103.6B | #33 | +15.2% |
| 2015 | $89.9B | #33(โ3) | -4.0% |
| 2014 | $93.7B | #30(โ5) | +17.1% |
| 2013 | $80.0B | #35(โ1) | +26.9% |
| 2012 | $63.0B | #34(โ2) | +13.4% |
| 2011 | $55.6B | #32(โ5) | +9.4% |
| 2010 | $50.8B | #37(โ6) | +2.9% |
| 2009 | $49.4B | #31(โ2) | +27.2% |
| 2008 | $38.8B | #29(โ5) | -45.8% |
| 2007 | $71.6B | #24(โ6) | +37.6% |
| 2006 | $52.0B | #30(โ10) | +41.5% |
| 2005 | $36.8B | #40(โ7) | +5.5% |
| 2004 | $34.8B | #33(โ16) | -28.1% |
| 2003 | $48.5B | #17(โ6) | -11.4% |
| 2002 | $54.7B | #11(โ3) | -1.3% |
| 2001 | $55.5B | #14(โ5) | -36.1% |
| 2000 | $86.7B | #9(โ6) | +41.7% |
| 1999 | $61.2B | #15(โ6) | -7.5% |
| 1998 | $66.2B | #9 | +41.5% |
| 1997 | $46.8B | #9 | +35.7% |
| 1996 | $34.5B | #9(โ1) | +24.0% |
| 1995 | $27.8B | #8(โ6) | +77.1% |
| 1994 | $15.7B | #14 |
Other Healthcare Companies
FAQ
What is Merck & Co., Inc.'s market cap?
Merck & Co., Inc. (MRK) has a market capitalization of $321.8B, making it the #43 largest company in the world by market cap.
What was Merck & Co., Inc.'s highest market cap?
Merck & Co., Inc.'s all-time high market cap was $325.6B, reached in 2026-07-28. Its highest rank was #43 in 2026.
What sector is Merck & Co., Inc. in?
Merck & Co., Inc. is in the Healthcare sector, specifically the Drug Manufacturers - General industry. It is based in United States.
How has Merck & Co., Inc.'s market cap changed over time?
Merck & Co., Inc. has been tracked since 2026. Its market cap has grown by 0% from $321.8B in 2026 to $321.8B today.