American Electric Power
AEP · Electric Utilities
$129.69
0.7%Edison International
EIX · Electric Utilities
$57.35
0.9%The short version
- American Electric Power is the larger business, with $21.9B of revenue in fiscal 2025 against $19.3B for Edison International.
- American Electric Power grew revenue faster (10.9%, against 9.8%).
- Edison International kept more of each dollar of sales as operating profit (36.7% operating margin, against 24.3% operating margin).
- Edison International turned more of its sales into free cash flow (−3.7% FCF margin, against −6.9% FCF margin).
- Edison International earned a higher return on the capital invested in it (9.8%, against 6.7%).
- Investors pay more for each dollar of American Electric Power’s earnings: a P/E of 19.2x against 6.2x for Edison International.
| Latest fiscal year | AEP · FY25 | EIX · FY25 |
|---|---|---|
| Size | ||
| Market cap | $71.0B | $22.2B |
| Revenue | $21.9B | $19.3B |
| Free cash flow | −$1.5B | −$715M |
| Net income | $3.7B | $4.5B |
| Growth | ||
| Revenue growth | 10.9% | 9.8% |
| 5-year growth | 8.0% | 7.3% |
| Share count change | 1.2% | −0.5% |
| Profitability | ||
| Gross margin | — | — |
| Operating margin | 24.3% | 36.7% |
| Net margin | 16.9% | 23.1% |
| FCF margin | −6.9% | −3.7% |
| Return on capital | 6.7% | 9.8% |
| Return on equity | 12.7% | 26.9% |
| Balance sheet | ||
| Net debt | $48.6B | $40.2B |
| Net debt / EBITDA | 5.6x | 3.9x |
| Dividends and buybacks | $2.0B | $1.3B |
| Valuation & quality | ||
| P/E | 19.2x | 6.2x |
| Piotroski F-score | 7 | 6 |
FY16
AEP $16.4B
EIX $11.9B
FY17
AEP $15.4B
EIX $12.3B
FY18
AEP $16.2B
EIX $12.7B
FY19
AEP $15.6B
EIX $12.3B
FY20
AEP $14.9B
EIX $13.6B
FY21
AEP $16.8B
EIX $14.9B
FY22
AEP $19.6B
EIX $17.2B
FY23
AEP $19.0B
EIX $16.3B
FY24
AEP $19.7B
EIX $17.6B
FY25
AEP $21.9B
EIX $19.3B
AEP
EIX
FY16
AEP 7.1%
EIX 17.4%
FY17
AEP 22.9%
EIX 11.8%
FY18
AEP 16.6%
EIX −4.4%
FY19
AEP 16.7%
EIX 14.4%
FY20
AEP 20.0%
EIX 9.0%
FY21
AEP 20.3%
EIX 9.9%
FY22
AEP 17.7%
EIX 8.6%
FY23
AEP 18.7%
EIX 16.1%
FY24
AEP 21.8%
EIX 16.7%
FY25
AEP 24.3%
EIX 36.7%
AEP
EIX
FY16
AEP −$259M
EIX −$495M
FY17
AEP −$1.4B
EIX −$247M
FY18
AEP −$1.1B
EIX −$1.3B
FY19
AEP −$1.8B
EIX −$5.2B
FY20
AEP −$2.4B
EIX −$4.2B
FY21
AEP −$1.8B
EIX −$5.5B
FY22
AEP −$1.4B
EIX −$2.6B
FY23
AEP −$2.4B
EIX −$2.0B
FY24
AEP −$827M
EIX −$693M
FY25
AEP −$1.5B
EIX −$715M
AEP
EIX
FY16
AEP 3.0%
EIX 7.1%
FY17
AEP 5.9%
EIX 3.8%
FY18
AEP 6.0%
EIX −1.6%
FY19
AEP 5.5%
EIX 5.7%
FY20
AEP 5.7%
EIX 3.3%
FY21
AEP 5.8%
EIX 3.5%
FY22
AEP 5.6%
EIX 3.2%
FY23
AEP 5.2%
EIX 4.9%
FY24
AEP 6.2%
EIX 5.5%
FY25
AEP 6.7%
EIX 9.8%
AEP
EIX
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Each company's latest fiscal year; fiscal years end in different months. The best value in each row is highlighted where higher (or lower) is clearly better. Not investment advice.