Quick Answer
FIRST INTERSTATE BANCSYSTEM INC reported Total Assets of $26.64 billion for fiscal year 2025.
FIRST INTERSTATE BANCSYSTEM INC Total Assets — Annual History
| Fiscal Year | Total Assets | YoY Change |
|---|---|---|
| 2025 | $26.64B | -8.6% |
| 2024 | $29.14B | -5.0% |
| 2023 | $30.67B | -5.0% |
| 2022 | $32.29B | +64.1% |
| 2021 | $19.67B | +11.5% |
| 2020 | $17.65B | +20.5% |
| 2019 | $14.64B | +10.1% |
| 2018 | $13.30B | +8.9% |
| 2017 | $12.21B | +34.7% |
| 2016 | $9.06B | +3.8% |
| 2015 | $8.73B | +1.4% |
| 2014 | $8.61B | +13.8% |
| 2013 | $7.56B | -2.0% |
| 2012 | $7.72B | +5.4% |
| 2011 | $7.33B | -2.3% |
| 2010 | $7.50B | — |
Quarterly Total Assets
| Quarter Ending | Total Assets | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $27.33B | -7.6% | -0.8% |
| June 30, 2025 | $27.57B | -9.0% | -2.5% |
| March 31, 2025 | $28.28B | -6.2% | -2.9% |
| December 31, 2024 | $29.14B | -5.0% | -1.5% |
| September 30, 2024 | $29.60B | -3.1% | -2.3% |
| June 30, 2024 | $30.29B | -2.2% | +0.5% |
| March 31, 2024 | $30.14B | -4.7% | -1.7% |
| December 31, 2023 | $30.67B | -5.0% | +0.4% |
- FIRST INTERSTATE BANCSYSTEM INC showed a decrease of -8.6% in Total Assets compared to the prior fiscal year.
- Over the 2010–2025 period, FIRST INTERSTATE BANCSYSTEM INC’s total assets has grown by 255.2% (from $7.50 billion to $26.64 billion).
- The most recent figure is from FIRST INTERSTATE BANCSYSTEM INC’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 26, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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