American Electric Power (AEP) 4: Ferneau Kelly J sold 362 shares at $119.75 on 2026-10-01 (Oct 5, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-10-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: AMERICAN ELECTRIC POWER CO INC (AEP) CIK: 0000004904 --- Reporting Owner --- Name: Ferneau Kelly J CIK: 0002043394 Role: Officer (Executive Vice President) --- Non-Derivative Transactions --- [Transaction #1] Security: Resticted Stock Units Date: 2026-10-01 | Code: F (Payment of exercise/tax) Shares: -362 | Price: $119.75 Total Value: $43,349.50 Shares Owned After: 15,364 | Ownership: D (Direct) Footnotes: [F1] A portion of the reporting person's restricted stock units (1,262) granted on October 23, 2023, vested on October 1, 2026. Upon vesting 362 restricted stock units were withheld to satisfy the reporting person's tax liability. --- Footnotes (Complete Index) --- F1: A portion of the reporting person's restricted stock units (1,262) granted on October 23, 2023, vested on October 1, 2026. Upon vesting 362 restricted stock units were withheld to satisfy the reporting person's tax liability. --- Signature --- /s/ /s/ David C. House, Attorney-in-Fact for Kelly J. Ferneau (2026-10-05)