| Business Segment |
Profit Margin |
| |
|
| Union Electric Company |
|
|
 - |
| Ameren Illinois Company |
|
|
- |
| Ameren Illinois Electric Distribution |
|
|
- |
| Ameren Illinois Natural Gas |
|
|
- |
| Ameren Transmission |
|
|
- |
| Ameren Illinois Company Ameren Illinois Electric Distribution |
|
|
- |
| Ameren Illinois Company Ameren Illinois Natural Gas |
|
|
- |
| Ameren Illinois Company Ameren Illinois Transmission |
|
|
- |
| InterEliminations |
|
|
- |
| InterEliminations Union Electric Company |
|
|
- |
| InterEliminations Ameren Transmission |
|
|
- |
| InterEliminations Ameren Illinois Company |
|
|
- |
| InterEliminations Ameren Illinois Company Ameren Illinois Transmission |
|
|
- |
| Electric |
|
|
- |
| Electric Residential |
|
|
- |
| Electric Commercial |
|
|
- |
| Electric Industrial |
|
|
- |
| Electric Other |
|
|
- |
| Natural gas |
|
|
- |
| Natural gas Residential |
|
|
- |
| Natural gas Commercial |
|
|
- |
| Natural gas Industrial |
|
|
- |
| Natural gas Other |
|
|
- |
| Ameren Illinois Company Residential |
|
|
- |
| Ameren Illinois Company Commercial |
|
|
- |
| Ameren Illinois Company Industrial |
|
|
- |
| Ameren Illinois Company Other |
|
|
- |
| Ameren Illinois Company Electric |
|
|
- |
| Ameren Illinois Company Natural gas |
|
|
- |
| Electric Union Electric Company |
|
|
- |
| Electric Union Electric Company Residential |
|
|
- |
| Electric Union Electric Company Commercial |
|
|
- |
| Electric Union Electric Company Industrial |
|
|
- |
| Electric Union Electric Company Other |
|
|
- |
| Electric Ameren Illinois Electric Distribution |
|
|
- |
| Electric Ameren Illinois Electric Distribution Residential |
|
|
- |
| Electric Ameren Illinois Electric Distribution Commercial |
|
|
- |
| Electric Ameren Illinois Electric Distribution Industrial |
|
|
- |
| Electric Ameren Illinois Electric Distribution Other |
|
|
- |
| Electric Ameren Transmission |
|
|
- |
| Electric Ameren Transmission Other |
|
|
- |
| Natural gas Union Electric Company |
|
|
- |
| Natural gas Union Electric Company Residential |
|
|
- |
| Natural gas Union Electric Company Commercial |
|
|
- |
| Natural gas Union Electric Company Other |
|
|
- |
| Natural gas Ameren Illinois Natural Gas |
|
|
- |
| Natural gas Ameren Illinois Natural Gas Residential |
|
|
- |
| Natural gas Ameren Illinois Natural Gas Commercial |
|
|
- |
| Natural gas Ameren Illinois Natural Gas Industrial |
|
|
- |
| Natural gas Ameren Illinois Natural Gas Other |
|
|
- |
| Ameren Illinois Company Electric Ameren Illinois Electric Distribution |
|
|
- |
| Ameren Illinois Company Electric Ameren Illinois Electric Distribution Residential |
|
|
- |
| Ameren Illinois Company Electric Ameren Illinois Electric Distribution Commercial |
|
|
- |
| Ameren Illinois Company Electric Ameren Illinois Electric Distribution Industrial |
|
|
- |
| Ameren Illinois Company Electric Ameren Illinois Electric Distribution Other |
|
|
- |
| Ameren Illinois Company Electric Ameren Illinois Transmission |
|
|
- |
| Ameren Illinois Company Electric Ameren Illinois Transmission Other |
|
|
- |
| Ameren Illinois Company Natural gas Ameren Illinois Natural Gas |
|
|
- |
| Ameren Illinois Company Natural gas Ameren Illinois Natural Gas Residential |
|
|
- |
| Ameren Illinois Company Natural gas Ameren Illinois Natural Gas Commercial |
|
|
- |
| Ameren Illinois Company Natural gas Ameren Illinois Natural Gas Industrial |
|
|
- |
| Ameren Illinois Company Natural gas Ameren Illinois Natural Gas Other |
|
|
- |
| InterEliminations Electric |
|
|
- |
| InterEliminations Electric Other |
|
|
- |
| InterEliminations Ameren Illinois Company Other |
|
|
- |
| Natural gas Union Electric Company Industrial |
|
|
- |
| |
|
