International Business Machines (IBM)
Who owns International Business Machines (IBM)? 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 65.6%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Group Inc | 10.34 | 97,216,131 | +1.5 | 12/31/2025 |
| BlackRock Inc | 8.25 | 77,565,953 | -0.4 | 03/31/2026 |
| Vanguard Capital Management, LLC | 6.47 | 60,845,605 | +0.0 | 03/31/2026 |
| State Street Corp | 5.81 | 54,594,493 | -0.7 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 2.94 | 27,660,866 | +0.0 | 03/31/2026 |
| Geode Capital Management, LLC | 2.46 | 23,076,329 | +2.1 | 03/31/2026 |
| Morgan Stanley - Brokerage Accounts | 2.09 | 19,630,951 | +32.1 | 03/31/2026 |
| JPMorgan Chase & Co | 1.97 | 18,544,694 | +22.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 3.18 | 29,889,328 | +0.3 | 04/30/2026 |
| Vanguard 500 Index Investor | 2.58 | 24,236,702 | +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.