Growth Metrics

Ameren Illinois (AILLM) Depreciation & Amortization (IS) (2016 - 2025)

Historic Depreciation & Amortization (IS) for Ameren Illinois (AILLM) over the last 17 years, with Q3 2025 value amounting to $415.0 million.

  • Ameren Illinois' Depreciation & Amortization (IS) rose 695.88% to $415.0 million in Q3 2025 from the same period last year, while for Sep 2025 it was $1.6 billion, marking a year-over-year increase of 974.46%. This contributed to the annual value of $1.6 billion for FY2024, which is 1463.59% up from last year.
  • According to the latest figures from Q3 2025, Ameren Illinois' Depreciation & Amortization (IS) is $415.0 million, which was up 695.88% from $386.0 million recorded in Q2 2025.
  • Ameren Illinois' Depreciation & Amortization (IS)'s 5-year high stood at $465.0 million during Q4 2024, with a 5-year trough of $281.0 million in Q1 2021.
  • In the last 5 years, Ameren Illinois' Depreciation & Amortization (IS) had a median value of $350.0 million in 2022 and averaged $346.3 million.
  • As far as peak fluctuations go, Ameren Illinois' Depreciation & Amortization (IS) skyrocketed by 2809.92% in 2024, and later skyrocketed by 166.2% in 2025.
  • Ameren Illinois' Depreciation & Amortization (IS) (Quarter) stood at $290.0 million in 2021, then grew by 11.72% to $324.0 million in 2022, then grew by 12.04% to $363.0 million in 2023, then grew by 28.1% to $465.0 million in 2024, then dropped by 10.75% to $415.0 million in 2025.
  • Its Depreciation & Amortization (IS) was $415.0 million in Q3 2025, compared to $386.0 million in Q2 2025 and $367.0 million in Q1 2025.