First Interstate Bancsystem (FIBK) Tax Rate (2010 - 2026)

First Interstate Bancsystem (FIBK) has 17 years of Tax Rate data on file, last reported at 22.32% in Q1 2026.

• Tax Rate for Q1 2026 came in at 22.32%, down 208.0% year-over-year; the trailing twelve-month figure through Mar 2026 was 22.52% (down 85.0% YoY), and the FY2025 annual result was 22.87%, down 39.0% from the prior year.
• Tax Rate improved to 22.32% in Q1 2026 per FIBK's latest filing, from 21.84% in the prior quarter.
• Over five years, Tax Rate peaked at 24.4% in Q1 2025 and troughed at 19.13% in Q1 2022.
• A 5-year average of 22.59% and a median of 22.9% in 2023 frame the typical range for Tax Rate.
• The sharpest annual moves came in 2022 and 2023: Tax Rate tumbled 269 bps in 2022, then soared 510 bps in 2023.
• A 5-year view of Tax Rate shows it stood at 22.0% in 2022, then gained by 9 bps to 23.98% in 2023, then declined by 9 bps to 21.89% in 2024, then retreated by 0 bps to 21.84% in 2025, then climbed by 2 bps to 22.32% in 2026.
• Business Quant data shows FIBK's Tax Rate at 22.32% in Q1 2026, 21.84% in Q4 2025, and 22.89% in Q3 2025.