1,416 institutions reported holding $43.36B of OCCIDENTAL PETE CORP (OXY) in SEC 13F filings for 2026-06-30. Largest institutional holders: Berkshire Hathaway Inc ($12.87B), VANGUARD GROUP INC ($4.62B), Dodge & Cox ($3.53B), BlackRock, Inc. ($2.71B), STATE STREET CORP ($2.25B). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30