LIN SANDRA BEACH 4

What Happened
Sandra Beach Lin, a non-employee director of American Electric Power Co., was credited with a derivative award under AEP’s Stock Unit Accumulation Plan for Non‑Employee Directors on 2026-03-31. The filing reports the transaction as an award/grant of phantom stock units (derivative), with a reference AEP stock price of $131.08. The reported number of shares is shown as 0 and the immediate cash value is $0 in the filing — the entry reflects plan accounting for phantom units rather than an open‑market trade.

Key Details

• Transaction date: 2026-03-31; filing date: 2026-04-02.
• Transaction type: Award/Grant (derivative phantom stock units under the AEP Stock Unit Accumulation Plan).
• Reported quantity/value: 0 shares @ $131.08; reported $0 immediate value in the Form 4.
• Shares owned after transaction: Not specified in the provided data.
• Footnotes:
  • F1: Units are phantom stock representing the right to receive the cash value of one AEP share.
  • F2: Phantom units are payable in cash or shares after the director leaves the board; they may be moved into an alternative investment account at any time.
  • F3: $131.08 is AEP’s stock price at the transaction time.
• Filing status: Filed April 2, 2026 (as shown); timeliness not indicated in the provided data.

Context
This was a director compensation award (phantom stock units), a routine non‑open‑market grant used to defer pay; it is not a purchase or sale of common stock and does not indicate an immediate change in market exposure. Phantom units typically convert to cash or stock later, so they differ from exercised options or open‑market purchases that reflect immediate ownership changes.