Who Owns IAC?
Updated onExplore the ownership hierarchy of IAC. See parent companies, holding structures, and ultimate controllers.
Ownership Chain
IAC
IAC is a U.S.-based public holding company that builds and operates a portfolio of consumer-focused internet and media brands worldwide.
IAC appears to be independent with no known parent company.
IAC
IAC is a U.S.-based public holding company that builds and operates a portfolio of consumer-focused internet and media brands worldwide.
IAC appears to be independent with no known parent company.
Major Shareholders
IAC
Major Shareholders
| Name | Type | Ownership | Voting | As of |
|---|---|---|---|---|
Barry Diller Chairman and Senior Executive of IAC. According to his amended Schedule 13D filed January 2025, through holdings of IAC common and super-voting Class B common stock and related arrangements, he may be deemed to beneficially own equity securities representing approximately 42.5% of the total voting power of all IAC shares outstanding. Economic ownership percentage is smaller and not clearly quantifiable from publicly accessible excerpts. | Founder | — | 42.5% | Jan 2025 |
BlackRock Inc. Largest institutional shareholder based on Form 13F data summarized by Yahoo Finance, holding approximately 7.86 million IAC shares, or 10.98% of shares outstanding as of September 30, 2025. | Institutional | 11.0% | — | Sep 2025 |
JPMorgan Chase & Co. Major institutional owner holding about 7.30 million IAC shares, or 10.19% of shares outstanding as of September 30, 2025, per Yahoo Finance institutional holder data. | Institutional | 10.2% | — | Sep 2025 |
Vanguard Group Inc. Large asset manager and long-term IAC shareholder. Yahoo Finance reports it held about 7.28 million shares, or 10.16% of IAC, as of September 30, 2025. A prior Schedule 13G filed for year-end 2023 showed Vanguard at about 8.82%, indicating its stake has increased since then. | Institutional | 10.2% | — | Sep 2025 |
Aristeia Capital, LLC Hedge fund and significant IAC shareholder, reported by Yahoo Finance as owning roughly 2.84 million shares (3.96% of outstanding) as of September 30, 2025. | Institutional | 4.0% | — | Sep 2025 |
Corvex Management LP Activist-oriented investment firm listed among IAC’s largest institutional holders with about 2.79 million shares, or 3.89% of the company, as of September 30, 2025. | Institutional | 3.9% | — | Sep 2025 |
Southeastern Asset Management Inc. (TN) Value-focused asset manager (parent of Longleaf funds). Reported holdings of about 2.77 million IAC shares, or 3.86% of outstanding, as of September 30, 2025. | Institutional | 3.9% | — | Sep 2025 |
Burgundy Asset Management Ltd. Institutional investor holding approximately 2.50 million IAC shares, representing 3.49% ownership as of September 30, 2025, per Yahoo Finance major holder data. | Institutional | 3.5% | — | Sep 2025 |
State Street Corporation Large index and custody bank. Listed as owning about 2.29 million shares of IAC, or 3.20% of the company, as of September 30, 2025. | Institutional | 3.2% | — | Sep 2025 |
Davis Selected Advisers, L.P. Active investment manager reported as a major holder with about 2.24 million IAC shares (3.13% of outstanding) as of September 30, 2025. | Institutional | 3.1% | — | Sep 2025 |
Patient Capital Management, LLC Investment firm managing concentrated positions in IAC; Yahoo Finance lists it with roughly 2.11 million shares, or 2.94% of IAC’s outstanding stock, as of September 30, 2025. | Institutional | 2.9% | — | Sep 2025 |
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