First Interstate Bancsystem (FIBK) Interest Income - Debt Securities (2010 - 2026)

First Interstate Bancsystem (FIBK) has 17 years of Interest Income - Debt Securities data on file, last reported at $55.2 million in Q1 2026.

• Quarterly Interest Income - Debt Securities rose 7.6% year-over-year to $55.2 million in Q1 2026, while the trailing twelve-month figure through Mar 2026 was $182.4 million (up 261.19% YoY) and the FY2025 annual result came in at $199.4 million, up 99.0% from the prior year.
• Interest Income - Debt Securities grew to $55.2 million in Q1 2026 per FIBK's latest filing, from $50.7 million in the prior quarter.
• Across five years, Interest Income - Debt Securities topped out at $66.0 million in Q3 2023 and bottomed at -$87.3 million in Q4 2024.
• The 5-year median for Interest Income - Debt Securities is $32.2 million (2023), against an average of $34.7 million.
• The widest annual swing landed in 2022, when Interest Income - Debt Securities jumped 276.02%; it then plunged 371.12% in 2024.
• Tracing FIBK's Interest Income - Debt Securities over 5 years: stood at $31.8 million in 2022, then advanced by 1.26% to $32.2 million in 2023, then sank by 371.12% to -$87.3 million in 2024, then surged by 158.08% to $50.7 million in 2025, then grew by 8.88% to $55.2 million in 2026.
• Per Business Quant, the three latest FIBK Interest Income - Debt Securities figures stand at $55.2 million (Q1 2026), $50.7 million (Q4 2025), and $26.9 million (Q3 2025).

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