8-KOther EventsExhibits & Filings

AMERICAN ELECTRIC POWER CO INC 8-K Report, Corporate Update (Dec 5, 2025)

Filed December 5, 2025For Securities:AEP

Summary

American Electric Power Company, Inc. (AEP) announced a significant financing event through an 8-K filing on December 5, 2025. The company has entered into an Underwriting Agreement to offer and sell $1 billion in aggregate principal amount of junior subordinated debentures. Specifically, $400 million of 5.800% Fixed-to-Fixed Reset Rate Junior Subordinated Debentures, Series C, due 2056, and $600 million of 6.050% Fixed-to-Fixed Reset Rate Junior Subordinated Debentures, Series D, due 2056, were issued. This issuance expands AEP's outstanding debt, bringing the aggregate principal amount of the Series C Debentures to $1.5 billion and the Series D Debentures to $1.5 billion upon completion of the offering. These are the same series of debentures previously issued on September 25, 2025. The filing also includes various exhibits related to the underwriting agreement, the supplemental indenture, legal opinions, and the form of the debentures, providing transparency on the terms and legality of this new debt issuance. Investors should note the fixed-to-fixed reset rate nature and the long-term maturity of these debentures.

Key Highlights

  • 1AEP is issuing $1 billion in junior subordinated debentures.
  • 2The issuance consists of $400 million of Series C Debentures (5.800% rate) and $600 million of Series D Debentures (6.050% rate).
  • 3Both Series C and Series D Debentures have a maturity date of 2056 and feature a fixed-to-fixed reset rate.
  • 4Upon completion of this offering, the aggregate principal amount outstanding for both Series C and Series D Debentures will reach $1.5 billion each.
  • 5The debentures are part of a debt series previously issued by AEP on September 25, 2025.
  • 6The filing includes the Underwriting Agreement, Supplemental Indenture, and legal opinions related to the debenture issuance.

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