2,276 institutions reported holding $70.86B of BLACKSTONE INC (BX) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($8.49B), BlackRock, Inc. ($6.11B), MORGAN STANLEY ($4.10B), STATE STREET CORP ($3.82B), CHARLES SCHWAB INVESTMENT MANAGEMENT INC ($2.77B). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30