American Electric Power (AEP) 4: Ferneau Kelly J bought 14 shares of Common Stock at $132.31… (Mar 12, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-10 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: Common Stock Date: 2026-03-10 | Code: A (Grant or award) Shares: +14 | Price: $132.31 Total Value: $1,852.34 Shares Owned After: 20,207 | Ownership: D (Direct) Footnotes: [F1] Performance Share units awarded pursuant to the AEP Long-Term Incentive Plan. The reporting person deferred the receipt of 6 vested performance units (net of taxes) into Career Shares (phantom stock) in AEP's Stock Ownership Requirement Plan. The Career Shares become payable upon the reporting person's termination of employment with AEP. [Transaction #2] Security: Common Stock Date: 2026-03-10 | Code: F (Payment of exercise/tax) Shares: -8 | Price: $132.31 Total Value: $1,058.48 Shares Owned After: 20,199 | Ownership: D (Direct) --- Footnotes (Complete Index) --- F1: Performance Share units awarded pursuant to the AEP Long-Term Incentive Plan. The reporting person deferred the receipt of 6 vested performance units (net of taxes) into Career Shares (phantom stock) in AEP's Stock Ownership Requirement Plan. The Career Shares become payable upon the reporting person's termination of employment with AEP. --- Signature --- /s/ /s/ David C. House, Attorney-in-Fact for Kelly J. Ferneau (2026-03-12)