First Interstate BancSystem Inc.
FIBK | NASDAQ
$36.83
-$0.52 (-1.39%)
At close: Sep 21, 2026, 4:00 PM ET
$36.76
-$0.07 (-0.19%)
Pre-market:
Sep 22, 2026, 4:22 AM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Sep 17, 2026 | $3.61B | -$98.95M | -2.67% |
| Dec 25, 2025 | $3.71B | $371.09M | +11.13% |
| Dec 26, 2024 | $3.34B | $142.7M | +4.47% |
| Dec 28, 2023 | $3.19B | -$924.7M | -22.46% |
| Dec 29, 2022 | $4.12B | $1.61B | +64.14% |
| Dec 30, 2021 | $2.51B | -$15.5M | -0.61% |
| Dec 30, 2020 | $2.52B | -$188.66M | -6.96% |
| Dec 26, 2019 | $2.71B | $591.51M | +27.89% |
| Dec 27, 2018 | $2.12B | -$125.5M | -5.59% |
| Dec 28, 2017 | $2.25B | $356.71M | +18.87% |
| Dec 29, 2016 | $1.89B | $579.79M | +44.26% |
| Dec 30, 2015 | $1.31B | $63.31M | +5.08% |
| Dec 25, 2014 | $1.25B | -$16.17M | -1.28% |
| Dec 26, 2013 | $1.26B | $614.21M | +94.68% |
| Dec 27, 2012 | $648.72M | $91.37M | +16.39% |
| Dec 29, 2011 | $557.35M | -$92.96M | -14.29% |
| Dec 30, 2010 | $650.31M | n/a | n/a |
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