Sara Martinez Tucker's Phantom Stock Unit Transaction in AEP Director Compensation Plan

This Form 4 filing reports a phantom stock unit transaction for Sara Martinez Tucker, a director of American Electric Power Co Inc (AEP). On June 30, 2026, Tucker received 310 phantom stock units valued at $136.81 per share, representing the right to receive cash equivalent to AEP common stock. The transaction was part of AEP's Stock Unit Accumulation Plan for Non-Employee Directors. Following this transaction, Tucker holds 32,579 phantom stock units and 1,815 shares of common stock directly. Phantom stock units are payable in cash or shares following termination from the Board and can be transferred to alternative investment accounts. The filing demonstrates ongoing director compensation through equity-based awards tied to AEP's stock performance.