2,073 institutions reported holding $69.43B of American Electric Power Co Inc (AEP) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($8.88B), BlackRock, Inc. ($6.98B), STATE STREET CORP ($4.21B), Invesco Ltd. ($2.67B), MORGAN STANLEY ($2.60B). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30