Where does First Interstate BancSystem, Inc.'s income statement 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.

	TTM Q1 '26	TTM Q4 '25	TTM Q3 '25	TTM Q2 '25	TTM Q1 '25
Net interest income	$821.1M-0.7%	$825.4M+0.5%	$833.3M+2.2%	$832M+1.1%	$826.5M-1.6%
Net interest income after provision for credit losses	$807.6M+8.5%	$798.6M+5.9%	$779.9M+0.6%	$758.8M-5.6%	$744M-9.0%
Total noninterest income	$232.5M+30.6%	$233.4M+31.0%	$173.8M-1.0%	$176.5M+3.1%	$178M+3.1%
Total noninterest expense	$637.3M-0.1%	$640.3M+0.5%	$634.5M-1.2%	$636M-1.3%	$637.8M-2.1%
Interest expense	$324.9M-28.5%	$352.6M-26.7%	$385.3M-20.7%	$422.6M-10.5%	$454.6M+1.3%
Income before income taxes	$402.8M+41.7%	$391.7M+33.0%	$319.2M+3.4%	$299.3M-9.5%	$284.2M-16.2%
Income tax expense	$90.7M+36.6%	$89.6M+30.8%	$73.8M+0.7%	$69.8M-10.6%	$66.4M-16.6%
Net income	$312.1M+43.3%	$302.1M+33.7%	$245.4M+4.2%	$229.5M-9.1%	$217.8M-16.1%
Diluted earnings per share	$3.06+45.0%	$2.94+34.2%	$2.37+3.9%	$2.22-9.0%	$2.11-15.9%

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Questions, answered.

Where does First Interstate BancSystem, Inc.'s income statement 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.