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FIBK

FIRST INTERSTATE BANCSYSTEM INC

NASDAQ · Financial Services · Banks - Regional · US

$36.78
−0.27%
Ask drillr
Price chart
Sep 24Sep 29Oct 2Oct 7Oct 12Oct 15Oct 20Oct 23
Key dataOct 23, 2026
Open
$36.37
From 52W high
−8.55%
Volume
1.58M
Market cap
$3.44B
P/E (Fwd)
12.1x
EV/EBITDA
−9.9x
P/E (TTM)
11.4x
RSI (14)
61.4
1D Return
−0.27%
YTD Return
+6.63%
SummaryUpdated Sep 1, 2026

First Interstate BancSystem, Inc. (NASDAQ:FIBK) is a regional bank holding company founded in 1971 and headquartered in Billings, Montana. The company operates as the parent organization for First Interstate Bank, which provides comprehensive banking and financial services across six western states. Following its initial public offering in 2010, FIBK has grown through both organic expansion and strategic acquisitions, most notably the 2022 merger with Great Western Bancorp. Today, the company operates 147 banking offices across Idaho, Montana, Oregon, South Dakota, Washington, and Wyoming, serving individuals, businesses, municipalities, and other entities throughout the rural and suburban communities of the American West.

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