International Business Machines Corp (IBM) Institutional Ownership

Ownership Summary

International Business Machines Corp (NYSE:IBM) is held by 3,581 institutional investors per 13F filings through December 2025.

• These investors held 62.5% of outstanding shares in December 2025, down from 64.4% in September 2025.
• Their total shares held in IBM decreased -1.28% from the prior quarter, while the number of investors in International Business Machines increased 15.4% year over year.
• During the quarter, 1,834 of these 3,581 funds increased positions in IBM, 1,267 reduced exposure, and 480 held steady.
• In total, institutional investors held 592.85Mn shares in International Business Machines as of December 2025, down by 7.69Mn shares quarter on quarter, and down 19.97Mn shares year over year.
• BlackRock, Inc. holds the largest position in IBM at 77.57Mn shares as of December 31, 2025, or 8.17% of shares outstanding.
• The most significant purchases of IBM for the quarter ending December 2025 came from VANGUARD CAPITAL MANAGEMENT LLC (60.85Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (27.66Mn), VANGUARD FIDUCIARY TRUST CO (5.26Mn), PRICE T ROWE ASSOCIATES INC /MD/ (4.87Mn), Morgan Stanley (4.77Mn).
• The largest sellers of International Business Machines for the quarter ending December 2025 were Goldman Sachs Group Inc (6.18Mn), Capital World Investors (4.96Mn), HSBC HOLDINGS PLC (2.16Mn), Corient Private Wealth LLC (1.9Mn), VICTORY CAPITAL MANAGEMENT INC (1.57Mn).
• Business Quant data shows the 10 biggest positions in International Business Machines as of December 2025 are held by BlackRock, Inc. (77.57Mn), VANGUARD CAPITAL MANAGEMENT LLC (60.85Mn), State Street Corp (54.59Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (27.66Mn), GEODE CAPITAL MANAGEMENT, LLC (23.08Mn), Morgan Stanley (19.63Mn), Jpmorgan Chase & Co (18.54Mn), Capital World Investors (17.06Mn), Bank Of America Corp /De/ (16.06Mn), Northern Trust Corp (10.3Mn).