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Ameren vs WEC Energy Group: AEE and WEC compared
Ameren is the larger company: $2.9B of revenue in its latest quarter (Q3 2026) against $2.3B for WEC Energy Group (Q3 2026). WEC Energy Group is growing faster (+9% against +7% a year earlier). Ameren is more profitable, with an operating margin of 31.2% against 24.6%.
Where the money goes: AEE and WEC
Ameren (AEE) · Q3 2026
Ameren, Q3 2026: revenue $2.9B (+7% year over year), operating margin 31.2%, net earnings $677M, operating cash flow $1.0B. The chart follows the revenue to costs, profit and cash.
WEC Energy Group (WEC) · Q3 2026
WEC Energy Group, Q3 2026: revenue $2.3B (+9% year over year), operating margin 24.6%, net earnings $390M, operating cash flow $1.2B. The chart follows the revenue to costs, profit and cash.
| Ameren (AEE) | WEC Energy Group (WEC) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 2026 |
| Revenue | $2.9B | $2.3B |
| Revenue growth, Y/Y | +7% | +9% |
| Operating margin | 31.2% | 24.6% |
| Net earnings | $677M | $390M |
| Net margin | 23.5% | 17.0% |
| Operating cash flow | $1.0B | $1.2B |
| Market value | $31.5B | $38.3B |
| P/E | 19.6× | 21.1× |
| Analysts’ mean target | $116.28 | $118.50 |
Where the revenue comes from
Ameren
- Electric: $2.7B (94%)
- Natural gas: $160M (6%)
Questions
Which is bigger, Ameren or WEC Energy Group?
Ameren is the larger company: $2.9B of revenue in its latest quarter (Q3 2026) against $2.3B for WEC Energy Group (Q3 2026).
Is Ameren or WEC Energy Group growing faster?
WEC Energy Group is growing faster (+9% against +7% a year earlier).
Which is more profitable, Ameren or WEC Energy Group?
Ameren is more profitable, with an operating margin of 31.2% against 24.6%.
More: Ameren earnings · how Ameren makes money · WEC Energy Group earnings · how WEC Energy Group makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Nov 6, 2026; 10-Q filed Oct 30, 2026). Fiscal quarters can end on different dates. Not investment advice.