| Segment | Q2 '24 | Q3 '24 | Q4 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q4 '25 | Q1 '26 |
|---|---|---|---|---|---|---|---|---|
| Union Electric Company | $638.00M | $735.00M | $873.00M | $658.00M | $667.00M | $548.00M | $629.00M | $1.09B |
| Ameren Transmission | $175.00M | $174.00M | $243.00M | $173.00M | $158.00M | $174.00M | $212.00M | $204.00M |
| Ameren Illinois Electric Distribution | $132.00M | $152.00M | $111.00M | $167.00M | $153.00M | $163.00M | $152.00M | $196.00M |
| Ameren Illinois Transmission | $153.00M | $139.00M | $203.00M | $137.00M | $138.00M | $144.00M | $144.00M | $120.00M |
| Ameren Illinois Natural Gas | $59.00M | $83.00M | — | $59.00M | $88.00M | $78.00M | — | $72.00M |
| Total | $638.00M | $735.00M | $873.00M | $658.00M | $667.00M | $548.00M | $629.00M | $1.09B |