| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | AMERICAN ELECTRIC POWER CO INC | 49,224,906 | 9.4% | EDGAR |
| SC 13G | 2024-02-08 | WELLINGTON MANAGEMENT GROUP LLP | AMERICAN ELECTRIC POWER CO INC | 28,431,544 | 5.5% | EDGAR |
| SC 13G/A | 2024-01-30 | STATE STREET CORP | AMERICAN ELECTRIC POWER CO INC | - | 5.5% | EDGAR |
| SC 13G/A | 2024-01-25 | BlackRock Inc. | AMERICAN ELECTRIC POWER CO INC | 44,982,057 | 8.6% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | AMERICAN ELECTRIC POWER CO INC | 48,176,777 | 9.4% | EDGAR |
| SC 13G/A | 2023-02-06 | STATE STREET CORP | AMERICAN ELECTRIC POWER CO INC | - | 5.5% | EDGAR |
| SC 13G/A | 2023-02-03 | BlackRock Inc. | AMERICAN ELECTRIC POWER CO INC | 43,459,730 | 8.4% | EDGAR |
| SC 13G/A | 2022-03-11 | BlackRock Inc. | AMERICAN ELECTRIC POWER CO INC | 42,180,106 | 8.4% | EDGAR |
| SC 13G/A | 2022-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | AMERICAN ELECTRIC POWER CO INC | 8,166,114 | 1.6% | EDGAR |
| SC 13G/A | 2022-02-10 | STATE STREET CORP | AMERICAN ELECTRIC POWER CO INC | - | 5.1% | EDGAR |
| SC 13G/A | 2022-02-09 | VANGUARD GROUP INC | AMERICAN ELECTRIC POWER CO INC | 43,072,334 | 8.6% | EDGAR |
| SC 13G | 2022-02-08 | BlackRock Inc. | AMERICAN ELECTRIC POWER CO INC | 42,180,106 | 8.4% | EDGAR |
| SC 13G | 2021-02-16 | PRICE T ROWE ASSOCIATES INC /MD/ | AMERICAN ELECTRIC POWER CO INC | 30,497,305 | 6.1% | EDGAR |
| SC 13G/A | 2021-02-12 | STATE STREET CORP | AMERICAN ELECTRIC POWER CO INC | - | 4.9% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | AMERICAN ELECTRIC POWER CO INC | 44,189,966 | 8.9% | EDGAR |
| SC 13G/A | 2021-02-05 | BlackRock Inc. | AMERICAN ELECTRIC POWER CO INC | 35,824,378 | 7.2% | EDGAR |
| SC 13G | 2020-02-13 | STATE STREET CORP | AMERICAN ELECTRIC POWER CO INC | - | 5.4% | EDGAR |
| SC 13G/A | 2020-02-12 | VANGUARD GROUP INC | AMERICAN ELECTRIC POWER CO INC | 41,146,700 | 8.3% | EDGAR |
| SC 13G/A | 2020-02-10 | BlackRock Inc. | AMERICAN ELECTRIC POWER CO INC | 38,334,156 | 7.7% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | AMERICAN ELECTRIC POWER CO INC | 39,417,653 | 8.0% | EDGAR |