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TTM Q1 '26TTM Q4 '25TTM Q3 '25TTM Q2 '25TTM Q1 '25
$1.21B+38.7%$1.31B+46.1%$1.45B+107%$1.09B+13.7%$871.4M+37.2%
$403.1M-6.0%$406.6M-4.8%$415.1M-4.1%$413M-5.4%$428.9M-2.5%
$1.1B0.0%$1.1B0.0%$1.1B0.0%$1.1B0.0%$1.1B0.0%
$50M-21.3%$53.3M-20.2%$56.6M-19.6%$60M-18.9%$63.5M-18.3%
$8.01B+6.7%$7.63B-1.5%$7.31B-11.7%$7.31B-13.0%$7.5B-13.0%
$26.43B-6.6%$26.64B-8.6%$27.33B-7.6%$27.57B-9.0%$28.28B-6.2%
$373.7M+4.2%$286.8M-24.3%$436M+30.3%$293.5M-26.3%$358.5M-7.1%
$21.88B-3.7%$22.09B-4.0%$22.61B-1.1%$22.63B-1.0%$22.73B-0.3%
$146.7M+12.7%$146.3M+10.7%$146.2M+6.5%$252M-34.3%$130.2M-64.9%
$23.07B-7.4%$23.19B-10.2%$23.88B-8.9%$24.14B-10.8%$24.92B-7.5%
150M0.0%150M-93.9%150M0.0%150M0.0%150M0.0%
$1.29B+10.3%$1.27B+9.2%$1.21B+4.3%$1.19B+3.0%$1.17B+2.0%
$3.36B-0.1%$3.45B+4.3%$3.45B+2.5%$3.42B+6.1%$3.36B+4.7%
$26.43B-6.6%$26.64B-8.6%$27.33B-7.6%$27.57B-9.0%$28.28B-6.2%

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Questions, answered.

Where does First Interstate BancSystem, Inc.'s balance sheet data come from?
Every line is extracted from First Interstate BancSystem, Inc.'s SEC filings (10-K and 10-Q) and tagged in XBRL. Switch between quarterly, annual, and trailing-twelve-month views, or open any line for its full history and peer comparisons.