Ameren AEE Business Segments
| TTM Q1 '26 | TTM Q4 '25 | TTM Q3 '25 | TTM Q2 '25 | TTM Q1 '25 | ||
|---|---|---|---|---|---|---|
| Revenue by Business | ||||||
| Ameren Illinois Electric Distribution | $2.47B+3.0% | $2.4B+1.4% | $2.37B+6.6% | $2.22B+3.0% | $2.16B+3.2% | |
| Ameren Illinois Transmission | $647M+1.6% | $637M+2.1% | $624M+3.5% | $603M+2.7% | $587M+4.1% | |
| Ameren Transmission | $879M+2.0% | $862M+1.1% | $853M+3.6% | $823M+2.1% | $806M+3.2% | |
| Union Electric Company | -$35M-9.4% | -$32M0.0% | -$32M0.0% | -$32M+3.0% | -$33M0.0% | |
| External revenues by Business | ||||||
| Union Electric Company | $4.73B-0.6% | $4.76B-3.9% | $4.96B+7.9% | $4.6B+10.9% | $4.14B+4.6% | |
| Other Income, Net by Business | ||||||
| Ameren Illinois Electric Distribution | $85M-4.5% | $89M-2.2% | $91M-3.2% | $94M-4.1% | $98M+1.0% | |
| Ameren Illinois Transmission | $29M+3.6% | $28M-9.7% | $31M-6.1% | $33M+22.2% | $27M+17.4% | |
| Ameren Transmission | $24M0.0% | $24M-7.7% | $26M-29.7% | $37M+19.4% | $31M+19.2% | |
| Union Electric Company | $190M+5.6% | $180M-3.7% | $187M-3.1% | $193M-1.0% | $195M-0.5% | |
| Other revenues not from contracts with customers by Business | ||||||
| Union Electric Company | $7M+16.7% | $6M-25.0% | $8M0.0% | $8M+14.3% | $7M0.0% | |
| Taxes other than income taxes by Business | ||||||
| Ameren Illinois Electric Distribution | $83M+1.2% | $82M+1.2% | $81M+1.3% | $80M+1.3% | $79M+5.3% | |
| Ameren Illinois Transmission | $5M0.0% | $5M+66.7% | $3M-25.0% | $4M0.0% | $4M0.0% | |
| Ameren Transmission | $10M+11.1% | $9M-10.0% | $10M+11.1% | $9M+12.5% | $8M-11.1% | |
| Union Electric Company | $399M+1.5% | $393M+2.1% | $385M+3.5% | $372M-0.5% | $374M+0.5% | |
| Revenues from alternative revenue programs by Business | ||||||
| Ameren Illinois Transmission | -$22M-10.0% | -$20M— | $0-100% | $11M-45.0% | $20M-31.0% | |
| Ameren Transmission | -$29M-11.5% | -$26M-2,700% | $1M-90.9% | $11M-52.2% | $23M-30.3% | |
| Union Electric Company | -$3M+40.0% | -$5M-171% | $7M0.0% | $7M+40.0% | $5M+25.0% | |
| Income Taxes by Business | ||||||
| Union Electric Company | $42M-2.3% | $43M+208% | -$40M+48.7% | -$78M+7.1% | -$84M+3.4% | |
| Natural gas purchased for resale by Business | ||||||
| Ameren Illinois Electric Distribution | $0— | $0— | $0— | $0— | $0— | |
| Ameren Transmission | $0— | $0— | $0— | $0— | $0— | |
| Union Electric Company | $69M+6.2% | $65M+1.6% | $64M+3.2% | $62M0.0% | $62M+3.3% | |
| Interest Income by Business | ||||||
| Union Electric Company | $10M+11.1% | $9M+12.5% | $8M+14.3% | $7M-12.5% | $8M0.0% | |
| Other operations and maintenance by Business | ||||||
| Ameren Illinois Electric Distribution | $650M-0.9% | $656M-0.6% | $660M+1.2% | $652M+0.5% | $649M+4.8% | |
| Ameren Illinois Transmission | $56M0.0% | $56M-3.4% | $58M0.0% | $58M+3.6% | $56M-1.8% | |
| Ameren Transmission | $74M0.0% | $74M+2.8% | $72M0.0% | $72M+2.9% | $70M0.0% | |
| Union Electric Company | $1.04B+1.4% | $1.03B+2.0% | $1.01B-2.7% | $1.04B-0.9% | $1.05B-0.4% | |
| Preferred Stock Dividends by Business | ||||||
| Ameren Illinois Electric Distribution | $1M0.0% | $1M0.0% | $1M0.0% | $1M0.0% | $1M0.0% | |
| Ameren Transmission | $1M0.0% | $1M0.0% | $1M0.0% | $1M0.0% | $1M0.0% | |
| Union Electric Company | $3M0.0% | $3M0.0% | $3M0.0% | $3M0.0% | $3M0.0% | |
| Interest Charges by Business | ||||||
| Union Electric Company | $319M+7.4% | $297M+9.2% | $272M+9.2% | $249M+2.9% | $242M-0.8% | |
| Fuel and purchased power by Business | ||||||
| Union Electric Company | $1.42B-7.5% | $1.54B-15.2% | $1.81B+9.2% | $1.66B+34.4% | $1.24B+15.3% | |
| Cost, Depreciation, Amortization and Depletion by Business | ||||||
| Union Electric Company | $880M+2.3% | $860M-8.1% | $936M+2.1% | $917M+0.1% | $916M-0.1% | |
| CapEx by Business | ||||||
| Ameren Illinois Electric Distribution | $664M+4.6% | $635M+6.9% | $594M+1.9% | $583M+3.7% | $562M-2.9% | |
| Ameren Illinois Transmission | $546M-3.0% | $563M-9.5% | $622M+0.8% | $617M-2.4% | $632M+1.3% | |
| Ameren Transmission | $748M+4.3% | $717M-4.1% | $748M0.0% | $748M-2.2% | $765M+0.9% | |
| Union Electric Company | $2.94B+17.3% | $2.5B-8.9% | $2.75B-6.4% | $2.93B+1.0% | $2.9B+7.1% | |
| Purchased Power by Business | ||||||
| Ameren Illinois Electric Distribution | $995M+5.7% | $941M0.0% | $941M+15.5% | $815M+7.2% | $760M+2.7% | |
| Revenue by Product | ||||||
| Electric | $1.52B-2.9% | $1.57B-17.4% | $1.9B+8.2% | $1.76B+34.6% | $1.31B+11.9% | |
| Electricity | $7.71B+0.5% | $7.67B-2.2% | $7.84B+7.2% | $7.32B+7.6% | $6.8B+3.9% | |
| Natural gas | $1.17B+3.5% | $1.13B+1.4% | $1.12B-0.2% | $1.12B+1.0% | $1.11B+2.1% | |
| External revenues by Product | ||||||
| Electric | $7.71B+0.5% | $7.67B-2.2% | $7.84B+7.2% | $7.32B+7.6% | $6.8B+3.9% | |
| Natural gas | $1.17B+3.5% | $1.13B+1.4% | $1.12B-0.2% | $1.12B+1.0% | $1.11B+2.1% |
Chart any of these lines over time, or line them up against competitors.
Compare these in charts →Questions, answered.
- How does Ameren break its business down?
- Ameren (AEE) reports revenue by business across 5 parts — Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, Ameren Illinois Transmission, Ameren Transmission and Union Electric Company. Each is extracted from the segment footnotes and tracked over time.
- Where does Ameren's segment data come from?
- Segment breakdowns are pulled from the segment footnotes in Ameren's SEC filings (the XBRL dimensional tags), so every line ties back to a reported figure. Switch between quarterly, annual, and TTM, or open any segment for its full history.
