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AMERICAN ELECTRIC POWER CO INC
AEP - Company ID 0000004904
Market cap$68.91 B
Rank#243
Filings1,005
Market capitalization of AMERICAN ELECTRIC POWER CO INC
As of 2026-11-06, AMERICAN ELECTRIC POWER CO INC (AEP) has a market capitalization of $68.91 B, making it the #243 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-11-06 | $68.91 B |
| 2026-11-05 | $70.02 B |
| 2026-11-04 | $70.66 B |
| 2026-11-03 | $70.91 B |
| 2026-11-02 | $70.91 B |
| 2026-11-01 | $70.85 B |
| 2026-10-31 | $70.85 B |
| 2026-10-30 | $71.50 B |
| 2026-10-29 | $70.13 B |
| 2026-10-28 | $70.03 B |
| 2026-10-27 | $70.90 B |
| 2026-10-26 | $70.31 B |
Market Cap of similar companies
Frequently asked questions
What is AMERICAN ELECTRIC POWER CO INC's market cap?
As of 2026-11-06, AMERICAN ELECTRIC POWER CO INC (AEP) has a market capitalization of $68.91 B, making it the #243 most valuable US-listed company.
Where does AMERICAN ELECTRIC POWER CO INC rank by market cap?
AMERICAN ELECTRIC POWER CO INC is the #243 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.