424 institutions reported holding $3.43B of HELMERICH & PAYNE INC (HP) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($513.3M), VANGUARD GROUP INC ($365.8M), STATE FARM MUTUAL AUTOMOBILE INSURANCE CO ($256.7M), DIMENSIONAL FUND ADVISORS LP ($193.4M), STATE STREET CORP ($148.1M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30