Growth Metrics

Ameren (AEE) Tax Rate (2016 - 2026)

Ameren has reported Tax Rate over the past 17 years, most recently at 3.69% for Q4 2025.

  • For Q4 2025, Tax Rate rose 3406.0% year-over-year to 3.69%; the TTM value through Dec 2025 reached 8.52%, up 198.0%, while the annual FY2025 figure was 8.52%, 198.0% up from the prior year.
  • Tax Rate for Q4 2025 was 3.69% at Ameren, down from 7.5% in the prior quarter.
  • Over five years, Tax Rate peaked at 19.7% in Q4 2023 and troughed at 37.75% in Q4 2024.
  • A 5-year average of 10.13% and a median of 13.24% in 2024 define the central range for Tax Rate.
  • Biggest five-year swings in Tax Rate: crashed -5745bps in 2024 and later soared 3406bps in 2025.
  • Year by year, Tax Rate stood at 18.71% in 2021, then dropped by -22bps to 14.58% in 2022, then soared by 35bps to 19.7% in 2023, then crashed by -292bps to 37.75% in 2024, then soared by 90bps to 3.69% in 2025.
  • Business Quant data shows Tax Rate for AEE at 3.69% in Q4 2025, 7.5% in Q3 2025, and 13.44% in Q2 2025.