Ameren (AEE) vs Exelon (EXC)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 7, 2026.
Summary
Ameren (AEE) has outperformed Exelon (EXC) over the past year, losing 2.5% versus a loss of 10.9%. Over five years, AEE leads with a +22.6% price change compared with +17.3% for EXC. Exelon is the larger company by market cap ($42.75 billion vs $28.05 billion), about 1.5 times the size, while Ameren is growing revenue faster (+15.4% vs +5.3%).
On valuation, Exelon trades at a lower forward P/E (13.7x vs 17.5x for Ameren). Exelon offers the higher dividend yield (3.95% vs 2.88%). Ameren converts more of its revenue into profit, with a net margin of 16.6% versus 11.4%.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | AEE | EXC |
|---|---|---|
| Share price | $101.32 | $41.49 |
| Market cap | $28.05B | $42.75B |
| 1-day change | -0.35% | -0.46% |
| YTD return | +2.11% | -4.37% |
| 1-year return | -2.52% | -10.91% |
| 5-year return | +22.59% | +17.33% |
| P/E ratio (TTM) | 17.84 | 15.25 |
| Forward P/E | 17.47 | 13.66 |
| EPS (TTM) | $5.68 | $2.72 |
| Dividend yield | 2.88% | 3.95% |
| Annual dividend | $2.92 | $1.64 |
| Revenue (latest FY) | $8.80B | $24.26B |
| Revenue growth (YoY) | +15.43% | +5.34% |
| Net income (latest FY) | $1.46B | $2.77B |
| Operating margin | 23.03% | 21.22% |
| Net margin | 16.60% | 11.41% |
| 52-week high | $118.32 | $50.65 |
| 52-week low | $96.57 | $39.73 |
| Distance from 52-week high | -14.37% | -18.08% |
| Analyst consensus | buy | hold |
| Avg. price target upside | +16.34% | +16.97% |
| Average volume | 1.63M | 7.92M |
| Shares outstanding | 276.84M | 1.03B |
| Employees | 8,913 | 20,571 |
| Sector | Utilities | Utilities |
| Industry | Utilities - Regulated Electric | Utilities - Regulated Electric |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- Exelon offers a meaningfully higher dividend yield (3.95% vs 2.88%).
- Ameren is more profitable, keeping 16.6 cents of every revenue dollar as net income versus 11.4 cents for Exelon.
- Ameren grew revenue faster in its latest fiscal year (+15.43% vs +5.34%).
About Ameren
AEE stock →Ameren Corporation, together with its subsidiaries, operates as a public utility holding company in the United States. The company operates through four segments: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission.
Utilities · Utilities - Regulated Electric · 8,913 employees
About Exelon
EXC stock →Exelon Corporation, a utility services holding company, engages in the energy distribution and transmission businesses in the United States. The company is involved in the purchase and regulated retail sale of electricity and natural gas; transmission and distribution of electricity; and distribution of natural gas to retail customers.
Utilities · Utilities - Regulated Electric · 20,571 employees
AEE vs EXC FAQ
Which is bigger, Ameren or Exelon?
Exelon (EXC) is larger, with a market capitalization of $42.75B compared with $28.05B for Ameren (AEE).
Which stock has performed better over the past year, AEE or EXC?
AEE returned -2.52% over the past 12 months, compared with -10.91% for EXC (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, AEE or EXC?
EXC has the lower trailing P/E at 15.3, versus 17.8 for AEE. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Which pays a higher dividend, Ameren or Exelon?
Exelon has the higher yield at 3.95%, compared with 2.88% for Ameren.
Are Ameren and Exelon in the same industry?
Yes. Both are classified in the Utilities - Regulated Electric industry within the Utilities sector.