Merck & Company Inc (MRK)
Healthcare
Drug Manufacturers - General
130.20 $
+0.3%
vs. previous close
Closing price · As of: 31. Jul 2026
Who owns Merck & Company Inc (MRK)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.8% of the shares are freely tradable; institutional investors hold 82.2%.
Ownership Structure
Institutional ownership
Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings.
82.2%
Insiders
Share of the stock held by the executives, founders and major shareholders of the company itself.
0.1%
Float
Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders.
99.8%
Short % of float
Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices.
1.2%
Shares Outstanding
Total number of shares issued. Price times share count gives market cap.
2,470Mio.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Group Inc | 10.30 | 254,322,763 | +0.9 | 12/31/2025 |
| BlackRock Inc | 9.14 | 225,830,330 | +3.1 | 03/31/2026 |
| Vanguard Capital Management, LLC | 6.52 | 160,987,624 | +0.0 | 03/31/2026 |
| State Street Corp | 4.83 | 119,325,673 | -0.6 | 03/31/2026 |
| Wellington Management Company LLP | 3.41 | 84,314,971 | -2.5 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 2.73 | 67,304,305 | +0.0 | 03/31/2026 |
| Geode Capital Management, LLC | 2.41 | 59,558,154 | -0.8 | 03/31/2026 |
| JPMorgan Chase & Co | 2.14 | 52,972,983 | +81.4 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 3.19 | 78,780,818 | +0.3 | 04/30/2026 |
| Vanguard 500 Index Investor | 2.61 | 64,357,146 | +1.8 | 04/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.