AEP vs CEG
American Electric Power (AEP) and Constellation Energy (CEG) compared side by side. Constellation Energy (CEG) is larger, with a market cap of $89.8B versus $70.6B for American Electric Power, about 1.3 times the size. On trailing earnings, AEP is cheaper at 22.5x versus 24.8x for CEG.
Head to head
| Metric | AEP | CEG |
|---|---|---|
| Market cap | $70.6B | $89.8B |
| P/E (TTM) | 22.5x | 24.8x |
| Forward P/E | 18.9x | 19.0x |
| Revenue (TTM) | $22.8B | $31.3B |
| Revenue growth | 7.0% | 23.0% |
| Gross margin | 46.4% | 22.1% |
| Operating margin | 23.3% | 8.7% |
| Free cash flow | -$2.4B | $309.0M |
| Dividend yield | 2.99% | 0.67% |
| 1-year return | +15.1% | -30.3% |
| 5-year return (annual) | +12.6% | — |
| Max drawdown | -63% | -51% |
| FI Handbook grade | C- | C- |
Highlighted: the stronger figure on metrics where higher or lower is clearly better.
Growth of $10,000 (5 years, price only)
AEP vs CEG FAQ
Which is bigger, AEP or CEG?
Constellation Energy (CEG) is larger, with a market cap of $89.8B versus $70.6B for American Electric Power, about 1.3 times the size.
Is AEP or CEG cheaper?
On trailing earnings, AEP is cheaper at 22.5x versus 24.8x for CEG. A lower P/E can reflect slower expected growth, so compare growth and margins too.
Which stock performed better over the past year, AEP or CEG?
AEP returned +15.1% over the past year including dividends, versus -30.3% for CEG, through October 23, 2026.
Which pays a higher dividend, AEP or CEG?
AEP yields 2.99% versus 0.67% for CEG.
Full pages: American Electric Power · Constellation Energy