American Electric Power Company, Inc.
Market Cap
$67.3B
Global Rank
#230
All-Time High
$75.4B
2026-07-02
Total Growth
+0%
since 2026
Market Cap Context
- Larger than 37% of the 367 companies we track (globally).
- Equivalent to 0.2% of United States's GDP (2025 data).
- Just above: #229 Ferrari N.V. ($67.5B)
- Just below: #231 Target Corporation ($67.3B)
- Best year: 2000 (+55%). Worst year: 2002 (-33%).
American Electric Power Company, Inc. Financial Breakdown (FY 2025)
Source: Yahoo Finance β AEP annual filings (2025) β$21.9B revenue Β· $5.4B operating income Β· $3.6B net income
- βOperating margin: 24.6% on $21.9B in revenue.
- βNet income margin: 16.4% β $3.6B in profit.
- βFree cash flow: $-1.6B (-7.5% of revenue).
Cost / Operating Expenses
Total operating expenses $16.5B
Total
$8.5B
Capital Expenditures
$8.6B
This fiscal year (near-total AI infrastructure buildout)
Free Cash Flow
$-1.6B
Trailing twelve months
Figures rounded from the annual SEC filing. Unaudited. For informational purposes only, not investment advice.
About American Electric Power Company, Inc.
American Electric Power Company, Inc. is an American domestic electric utility company in the United States. It is one of the largest electric utility companies in the country, with more than fiveΒ million customers in 11 states.
American Electric Power Company, Inc. Market Cap History (2026β2026)
American Electric Power Company, Inc. vs Sector Peers by Market Cap
Compare American Electric Power Company, Inc.
Ranking History
| Year | Market Cap | Rank | YoY Change |
|---|---|---|---|
| 2026 | $67.3B | #230(β9) | +8.9% |
| 2025 | $61.8B | #221(β18) | +29.4% |
| 2024 | $47.8B | #239(β11) | +18.2% |
| 2023 | $40.4B | #250(β53) | -11.0% |
| 2022 | $45.4B | #197(β46) | +10.4% |
| 2021 | $41.1B | #243(β24) | +10.7% |
| 2020 | $37.2B | #219(β42) | -9.0% |
| 2019 | $40.8B | #177(β5) | +30.5% |
| 2018 | $31.3B | #172(β19) | +5.4% |
| 2017 | $29.7B | #191(β11) | +21.0% |
| 2016 | $24.5B | #180(β5) | +11.9% |
| 2015 | $21.9B | #185(β10) | -0.4% |
| 2014 | $22.0B | #175(β23) | +35.0% |
| 2013 | $16.3B | #198(β27) | +14.2% |
| 2012 | $14.3B | #171(β11) | +8.2% |
| 2011 | $13.2B | #160(β23) | +20.7% |
| 2010 | $10.9B | #183(β3) | +8.6% |
| 2009 | $10.1B | #180(β36) | +10.4% |
| 2008 | $9.1B | #144(β24) | -25.5% |
| 2007 | $12.2B | #168(β8) | +13.0% |
| 2006 | $10.8B | #160(β2) | +19.6% |
| 2005 | $9.0B | #158(β5) | +12.3% |
| 2004 | $8.1B | #153(β11) | +17.5% |
| 2003 | $6.9B | #142(β11) | +19.2% |
| 2002 | $5.7B | #131(β20) | -32.8% |
| 2001 | $8.6B | #111(β4) | -1.3% |
| 2000 | $8.7B | #107(β4) | +54.9% |
| 1999 | $5.6B | #103(β32) | -27.4% |
| 1998 | $7.7B | #71(β10) | -4.1% |
| 1997 | $8.0B | #61(β1) | +32.7% |
| 1996 | $6.1B | #60(β9) | +7.5% |
| 1995 | $5.6B | #51(β6) | +31.9% |
| 1994 | $4.3B | #45 |
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FAQ
What is American Electric Power Company, Inc.'s market cap?
American Electric Power Company, Inc. (AEP) has a market capitalization of $67.3B, making it the #230 largest company in the world by market cap.
What was American Electric Power Company, Inc.'s highest market cap?
American Electric Power Company, Inc.'s all-time high market cap was $75.4B, reached in 2026-07-02. Its highest rank was #230 in 2026.
What sector is American Electric Power Company, Inc. in?
American Electric Power Company, Inc. is in the Utilities sector, specifically the Utilities - Regulated Electric industry. It is based in United States.
How has American Electric Power Company, Inc.'s market cap changed over time?
American Electric Power Company, Inc. has been tracked since 2026. Its market cap has grown by 0% from $67.3B in 2026 to $67.3B today.