# EDGAR Filing Document

**Accession Number:** 0000004904
**File Stem:** 0000004904-26-000023
**Filing Date:** 2026-3
**Character Count:** 2424
**Document Hash:** fa0dc7cfed68e06b17822e746791bab3
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000004904-26-000023.hdr.sgml**: 20260318

**ACCESSION NUMBER**: 0000004904-26-000023

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260318

**DATE AS OF CHANGE**: 20260318

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AMERICAN ELECTRIC POWER CO INC
- **CENTRAL INDEX KEY:** 0000004904
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTRIC SERVICES [4911]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 134922640
- **STATE OF INCORPORATION:** NY
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-03525
- **FILM NUMBER:** 26767902

**BUSINESS ADDRESS:**
- **STREET 1:** 1 RIVERSIDE PLAZA
- **CITY:** COLUMBUS
- **STATE:** OH
- **ZIP:** 43215
- **BUSINESS PHONE:** 614-716-1000

**MAIL ADDRESS:**
- **STREET 1:** 1 RIVERSIDE PLAZA
- **CITY:** COLUMBUS
- **STATE:** OH
- **ZIP:** 43215

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** KINGSPORT UTILITIES INC
- **DATE OF NAME CHANGE:** 19660906

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**SCHEDULE 14A**

**Proxy Statement Pursuant to Section 14(a) of the** 

**Securities Exchange Act of 1934**

**(Amendment No.)** 

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| | |
|:---|:---|
| Filed by the Registrant&nbsp;&nbsp;&nbsp;&nbsp;X | Filed by the Registrant&nbsp;&nbsp;&nbsp;&nbsp;X |
| Filed by a Party other than the Registrant&nbsp;&nbsp;&nbsp;&nbsp;☐ | Filed by a Party other than the Registrant&nbsp;&nbsp;&nbsp;&nbsp;☐ |
| Check the appropriate box: | Check the appropriate box: |
| ☐ | Preliminary Proxy Statement |
| ☐ | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |
| ☐ | Definitive Proxy Statement |
| X | Definitive Additional Materials |
| ☐ | Soliciting Material under to §240. 14a-12 |

---

**American Electric Power Company, Inc.**

**(Name of Registrant as Specified in its Charter)**

**(Name of Person(s) Filing Proxy Statement, if other than the Registrant)**

Payment of Filing Fee (Check the appropriate box):

X No fee required

☐ Fee paid previously with preliminary materials

☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

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