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NorthWestern Energy (NWE) Tax Rate (2022 - 2025)

Historic Tax Rate for NorthWestern Energy (NWE) over the last 4 years, with Q4 2025 value amounting to 87.87%.

  • NorthWestern Energy's Tax Rate fell 529500.0% to 87.87% in Q4 2025 from the same period last year, while for Dec 2025 it was 3.45%, marking a year-over-year increase of 78500.0%. This contributed to the annual value of 3.45% for FY2025, which is 78500.0% up from last year.
  • NorthWestern Energy's Tax Rate amounted to 87.87% in Q4 2025, which was down 529500.0% from 18.69% recorded in Q3 2025.
  • NorthWestern Energy's Tax Rate's 5-year high stood at 18.69% during Q3 2025, with a 5-year trough of 87.87% in Q4 2025.
  • Moreover, its 4-year median value for Tax Rate was 7.78% (2023), whereas its average is 2.85%.
  • Within the past 5 years, the most significant YoY rise in NorthWestern Energy's Tax Rate was 259500bps (2025), while the steepest drop was -529500bps (2025).
  • Quarter analysis of 4 years shows NorthWestern Energy's Tax Rate stood at 4.55% in 2022, then plummeted by -88bps to 8.55% in 2023, then plummeted by -309bps to 34.92% in 2024, then plummeted by -152bps to 87.87% in 2025.
  • Its Tax Rate stands at 87.87% for Q4 2025, versus 18.69% for Q3 2025 and 13.74% for Q2 2025.