| Current report filing | 8-K | Mar 12, 2026 | AEP Texas | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 12, 2026 | American Electric Power Company, Inc | |
| Prospectus filed pursuant to Rule 424(b)(2) | 424B2 | Mar 11, 2026 | AEP Texas | |
| Free Writing Prospectus - Filing under Securities Act Rules 163/433 | FWP | Mar 10, 2026 | AEP Texas | |
| Prospectus filed pursuant to Rule 424(b)(5) | 424B5 | Mar 10, 2026 | AEP Texas | |
| Current report filing | 8-K | Mar 9, 2026 | Southwestern Electric Power Company | |
| Prospectus filed pursuant to Rule 424(b)(2) | 424B2 | Mar 6, 2026 | Southwestern Electric Power Company | |
| Free Writing Prospectus - Filing under Securities Act Rules 163/433 | FWP | Mar 5, 2026 | Southwestern Electric Power Company | |
| Prospectus filed pursuant to Rule 424(b)(5) | 424B5 | Mar 5, 2026 | Southwestern Electric Power Company | |
| Proxy Statement - Notice of Shareholders Meeting (preliminary) | PRE 14A | Mar 4, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 2, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 2, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Mar 2, 2026 | American Electric Power Company, Inc | |
| General form of registration statement for all issuers of asset-backed securities | SF-1 | Feb 27, 2026 | Appalachian Power Company | |
| Report of proposed sale of securities | 144 | Feb 27, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 25, 2026 | American Electric Power Company, Inc | |
| Report of proposed sale of securities | 144 | Feb 24, 2026 | American Electric Power Company, Inc | |
| Current report filing | 8-K | Feb 20, 2026 | Indiana Michigan Power | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 19, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 19, 2026 | American Electric Power Company, Inc | |
| Prospectus filed pursuant to Rule 424(b)(2) | 424B2 | Feb 19, 2026 | Indiana Michigan Power | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 19, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 19, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 19, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 19, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 19, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 19, 2026 | American Electric Power Company, Inc | |
| Free Writing Prospectus - Filing under Securities Act Rules 163/433 | FWP | Feb 18, 2026 | Indiana Michigan Power | |
| Statement of Changes in Beneficial Ownership | 4 | Feb 18, 2026 | American Electric Power Company, Inc | |
| Prospectus filed pursuant to Rule 424(b)(5) | 424B5 | Feb 18, 2026 | Indiana Michigan Power | |
| Current report filing | 8-K | Feb 17, 2026 | American Electric Power Company, Inc | |
| Annual Report | 10-K | Feb 12, 2026 | American Electric Power Company, Inc | |
| Annual Report | 10-K | Feb 12, 2026 | AEP Texas | |
| Annual Report | 10-K | Feb 12, 2026 | AEP Transmission Company, LLC | |
| Annual Report | 10-K | Feb 12, 2026 | Appalachian Power Company | |
| Annual Report | 10-K | Feb 12, 2026 | Indiana Michigan Power | |
| Annual Report | 10-K | Feb 12, 2026 | Ohio Power | |
| Annual Report | 10-K | Feb 12, 2026 | Public Service Company of Oklahoma | |
| Annual Report | 10-K | Feb 12, 2026 | Southwestern Electric Power Company | |
| Current report filing | 8-K | Feb 12, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 13, 2026 | American Electric Power Company, Inc | |
| Current report filing | 8-K | Jan 8, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |
| Statement of Changes in Beneficial Ownership | 4 | Jan 5, 2026 | American Electric Power Company, Inc | |