Ameren (AEE) Tax Rate (2009 - 2026)
Ameren (AEE) posted quarterly Tax Rate of 14.35% for Q1 2026, down 35.0% year-over-year from 22.08% in Q1 2025, and up 489.15% quarter-over-quarter from 3.69% in Q4 2025.
Ameren (AEE) Tax Rate (2009 - 2026) Analysis & Trends
Ameren's Tax Rate history runs 18 years deep, the most recent figure standing at 14.35% for Q1 2026.
- In Q1 2026, Tax Rate fell 35.0% year-over-year to 14.35%; the TTM figure through Mar 2026 stood at 8.72% (up 189.0% YoY), while the FY2025 annual figure was 8.52%, up 198.0% from the prior year.
- Tax Rate for Q1 2026 stood at 14.35%, up from 3.69% in the prior quarter.
- The five-year high for Tax Rate was 19.7% in Q4 2023, with the low at 37.75% in Q4 2024.
- The 5-year median for Tax Rate is 13.44% (2025), against an average of 9.46%.
- The sharpest annual moves came in 2024 and 2025: Tax Rate tumbled 5745 bps in 2024, then surged 3406 bps in 2025.
- Ameren's Tax Rate stood at 14.58% in 2022, then soared by 35 bps to 19.7% in 2023, then slumped by 292 bps to 37.75% in 2024, then soared by 90 bps to 3.69% in 2025, then jumped by 489 bps to 14.35% in 2026.
- Business Quant data shows AEE's Tax Rate at 14.35% in Q1 2026, 3.69% in Q4 2025, and 7.5% in Q3 2025.
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Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Tax Rate (Qtr) |
|---|---|---|---|---|---|
| 1 | National Grid | 79.78 Bn | 75.97 Bn | - | - |
| 2 | Dominion Energy | 59.31 Bn | 58.52 Bn | 3.50 Bn | 16.49% |
| 3 | Xcel Energy | 49.23 Bn | 47.22 Bn | 3.12 Bn | -11.41% |
| 4 | Wec Energy | 35.31 Bn | 35.26 Bn | 1.45 Bn | 8.23% |
| 5 | Ameren | 30.14 Bn | 30.13 Bn | - | 14.13% |
| 6 | Edison International | 28.79 Bn | 28.54 Bn | 3.29 Bn | 16.89% |
| 7 | Fortis | 28.70 Bn | 28.70 Bn | 1.60 Bn | 14.18% |
| 8 | Firstenergy | 27.31 Bn | 27.12 Bn | 2.51 Bn | 20.72% |
| 9 | Hydro One | 24.05 Bn | 23.66 Bn | - | 15.58% |
| 10 | Cms Energy | 21.67 Bn | 21.43 Bn | 3.65 Bn | 24.03% |
Historic Data
Download Data| Date | Value |
|---|---|
| Mar 31, 2026 | 14.35% |
| Mar 31, 2026 | 14.35% |
| Mar 31, 2026 | 14.35% |
| Dec 31, 2025 | -3.69% |
| Dec 31, 2025 | -3.69% |
| Dec 31, 2025 | -3.69% |
| Sep 30, 2025 | 7.50% |
| Sep 30, 2025 | 7.50% |
| Sep 30, 2025 | 7.50% |
| Jun 30, 2025 | 13.44% |
| Jun 30, 2025 | 13.44% |
| Jun 30, 2025 | 13.44% |
| Mar 31, 2025 | 14.71% |
| Mar 31, 2025 | 14.71% |
| Mar 31, 2025 | 14.71% |
| Dec 31, 2024 | -37.75% |
| Dec 31, 2024 | -37.75% |
| Dec 31, 2024 | -37.75% |
| Sep 30, 2024 | 11.09% |
| Sep 30, 2024 | 11.09% |