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AMERICAN ELECTRIC POWER CO INC
AEP - Company ID 0000004904
Market cap$67.74 B
Rank#250
Filings1,005
Market capitalization of AMERICAN ELECTRIC POWER CO INC
As of 2026-09-07, AMERICAN ELECTRIC POWER CO INC (AEP) has a market capitalization of $67.74 B, making it the #250 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-09-07 | $67.74 B |
| 2026-09-06 | $67.74 B |
| 2026-09-05 | $67.74 B |
| 2026-09-04 | $67.72 B |
| 2026-09-03 | $67.86 B |
| 2026-09-02 | $67.43 B |
| 2026-09-01 | $66.90 B |
| 2026-08-31 | $66.61 B |
| 2026-08-30 | $66.55 B |
| 2026-08-29 | $66.55 B |
| 2026-08-28 | $66.55 B |
| 2026-08-27 | $66.76 B |
Market Cap of similar companies
Frequently asked questions
What is AMERICAN ELECTRIC POWER CO INC's market cap?
As of 2026-09-07, AMERICAN ELECTRIC POWER CO INC (AEP) has a market capitalization of $67.74 B, making it the #250 most valuable US-listed company.
Where does AMERICAN ELECTRIC POWER CO INC rank by market cap?
AMERICAN ELECTRIC POWER CO INC is the #250 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.