Skip to content
TTM Q1 '26TTM Q4 '25TTM Q3 '25TTM Q2 '25TTM Q1 '25
$821.1M-0.7%$825.4M+0.5%$833.3M+2.2%$832M+1.1%$826.5M-1.6%
$807.6M+8.5%$798.6M+5.9%$779.9M+0.6%$758.8M-5.6%$744M-9.0%
$232.5M+30.6%$233.4M+31.0%$173.8M-1.0%$176.5M+3.1%$178M+3.1%
$1.15B-10.5%$1.18B-9.6%$1.22B-6.3%$1.25B-3.2%$1.28B-0.6%
$289.3M-10.1%$299.8M-8.0%$309M-4.7%$316.3M+2.5%$321.9M+14.4%
$274.5M+0.1%$274.6M+1.4%$268.3M+0.7%$273M+4.6%$274.3M+4.4%
$54.5M+8.8%$54.8M+12.5%$53.2M+11.1%$51.8M+8.4%$50.1M+4.8%
$23.1M+13.8%$23.7M+9.7%$22.8M+12.3%$20.9M-1.4%$20.3M-5.1%
$13.5M-5.6%$13.6M-6.8%$13.8M-7.4%$14M-7.9%$14.3M-7.1%
$13.5M-83.6%$26.8M-60.5%$53.4M+35.2%$73.2M+273%$82.5M+270%
$104.1M+3.4%$106M+5.8%$105.2M-1.4%$102.5M-8.9%$100.7M-13.6%
$637.3M-0.1%$640.3M+0.5%$634.5M-1.2%$636M-1.3%$637.8M-2.1%
$324.9M-28.5%$352.6M-26.7%$385.3M-20.7%$422.6M-10.5%$454.6M+1.3%
$899.9M-11.1%$935.6M-8.5%$973.2M-4.3%$998.3M-0.9%$1.01B+1.6%
$402.8M+41.7%$391.7M+33.0%$319.2M+3.4%$299.3M-9.5%$284.2M-16.2%
$90.7M+36.6%$89.6M+30.8%$73.8M+0.7%$69.8M-10.6%$66.4M-16.6%
$312.1M+43.3%$302.1M+33.7%$245.4M+4.2%$229.5M-9.1%$217.8M-16.1%
$3.06+45.0%$2.94+34.2%$2.37+3.9%$2.22-9.0%$2.11-15.9%
$3.07+45.5%$2.95+34.7%$2.37+3.9%$2.22-9.0%$2.11-15.9%
$13.5M-5.6%$13.6M-6.8%$13.8M-7.4%$14M-7.9%$14.3M-7.1%
$26.9M$29M
$20.8M+0.5%$20.6M-0.5%$20.8M+0.5%$20.7M-0.5%$20.7M-2.4%
$12.9M-38.3%$14.4M-40.0%$16.8M-52.4%$18.3M-47.9%$20.9M-37.0%
$5.7M-9.5%$5.8M-12.1%$6.2M-6.1%$6.4M-7.2%$6.3M-19.2%
-$6.7M-658%-$8.4M-390%-$2.2M+8.3%$1.5M+171%$1.2M+250%
-$68.7M-3.6%-$111.5M-12,489%-$60.8M+38.0%-$97.1M-$66.3M
-$6.7M-$14.3M-$21.6M
-$12.8M
-$26.7M-21.4%-$73M-415%-$34.2M+35.3%-$55.3M-165%-$22M+74.4%
$59.2M+4.2%$57.5M+2.3%$56.4M-0.5%$56.1M-0.9%$56.8M-1.9%
$1.15B-10.5%$1.18B-9.6%$1.22B-6.3%$1.25B-3.2%$1.28B-0.6%
$899.9M-11.1%$935.6M-8.5%$973.2M-4.3%$998.3M-0.9%$1.01B+1.6%
$289.3M-10.1%$299.8M-8.0%$309M-4.7%$316.3M+2.5%$321.9M+14.4%
$10.8M-14.3%$11.2M-14.5%$11.8M-11.3%$12.2M-8.3%$12.6M-3.8%
$11.6M+26.1%$10.7M-9.3%$9.7M-17.1%$7.5M-35.3%$9.2M+7.0%
$8.7M-91.7%$26.2M-78.8%$50.2M-61.1%$81.8M-37.4%$105.3M-23.8%
$4.5M-19.6%$4.7M-29.9%$4.6M-40.3%$4.8M-40.0%$5.6M-26.3%
$34.2M+40.2%$32.7M+47.3%$29.2M+71.8%$25.7M+70.2%$24.4M+56.4%
$807.6M+8.5%$798.6M+5.9%$779.9M+0.6%$758.8M-5.6%$744M-9.0%
$821.1M-0.7%$825.4M+0.5%$833.3M+2.2%$832M+1.1%$826.5M-1.6%
-$1.61B+27.8%-$2.2B-18.8%-$2.63B-86.7%-$2.99B-176%-$2.23B-22.5%
$1.84B-10.8%$2.49B+41.3%$3.04B+154%$2.79B+177%$2.06B+107%
$282.1M-18.4%$305.6M-13.9%$333.5M+1.3%$331.7M-9.9%$345.9M-24.5%
$637.3M-0.1%$640.3M+0.5%$634.5M-1.2%$636M-1.3%$637.8M-2.1%
$5.7M-50.0%$7.4M-37.3%$8.7M-30.4%$10.2M-19.0%$11.4M-10.2%
$75.8M-1.7%$74.6M-2.4%$76.6M+10.4%$78.1M+12.5%$77.1M+7.4%
-$1.1M-142%$500K-87.8%$600K-85.7%$600K-87.2%$2.6M-21.2%
$8.6M-5.5%$8.8M-2.2%$9M0.0%$9.1M+1.1%$9.1M-2.2%
$66.4M-8.2%$67.9M-7.7%$69.6M-6.1%$71.5M-4.2%$72.3M-5.0%
$66.3M-26.8%$66.7M-55.4%$80.8M-65.2%$86.1M-69.8%$90.6M-73.4%
$206.4M$121.9M
$192M-1.6%$194.3M-0.8%$195.2M-0.2%$195.2M-0.3%$195.1M-0.3%
-$51.9M+80.5%-$44.3M+82.9%-$72M+78.3%-$232.5M-23.6%-$266.2M-50.7%
$1.25B+11.8%$1.39B+50.4%$1.5B+130%$1.14B+104%$1.12B+115%
$350.4M+61.4%$349.7M-33.4%$335.1M-36.0%$232.6M-55.7%$217.1M-59.0%
$63M-33.2%$67.6M-55.0%$83.6M-64.3%$86.2M-70.7%$94.3M-72.9%
$112.7M$112.6M$100.2M
$26.9M+2.3%$27M+5.1%$27.2M+8.8%$26.8M+9.8%$26.3M+10.5%
$11.7M-8.6%$13.3M+12.7%$12.6M$12.9M$12.8M
$40.6M+4.6%$40.15M+5.9%$39.7M+7.2%$39.25M+8.5%

Chart any of these lines over time, or line them up against competitors.

Compare these in charts →

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.