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FIBK · NASDAQ

First Interstate BancSystem (FIBK) Stock Price & Fundamentals

$549.45−1.09%−$6.08End-of-day price as of Oct 9, 2026

First Interstate BancSystem (FIBK) closed at $549.45 on Oct 9, 2026, down 1.09% from the previous close of $555.53.

Share price, past year

1Y +28.45%

52-week range $418.36 – $584.08. Daily closing prices.
Monthly closing prices
Last closing price of each month
DateClose
Oct 9, 2026$549.45
Sep 30, 2026$555.69
Aug 31, 2026$575.36
Jul 31, 2026$507.51
Jun 30, 2026$478.06
May 29, 2026$481.42
Apr 30, 2026$474.63
Mar 31, 2026$454.09
Feb 27, 2026$440.34
Jan 30, 2026$426.72
Dec 31, 2025$438.86
Nov 28, 2025$455.44
Oct 31, 2025$429.46

Key statistics

Market cap
$52.50B
P/E (TTM)
169.6
EPS (TTM)
$3.24
Net income (TTM)
$324.30M
Shares outstanding
95.5M
Dividend yield
0.34%
52-week range
$418.36 – $584.08

First Interstate BancSystem's market cap is $52.50B, based on a share price of $549.45 and 95.5M shares outstanding as of Jun 30, 2026.

Financials

First Interstate BancSystem's SEC filings don't report revenue in the standard form Laurel reads, so its revenue history isn't shown yet.

First Interstate BancSystem reported net income of $302.10M in fiscal 2025.

Company profile

Name
First Interstate BancSystem, Inc.
Ticker
FIBK
Exchange
NASDAQ
Industry (SEC SIC)
State Commercial Banks
Headquarters
401 No 31st Street, Billings, MT 59101
Incorporated in
DE
Fiscal year ends
December
SEC CIK
0000860413

Recent SEC filings

Frequently asked questions

What is First Interstate BancSystem's stock price?

First Interstate BancSystem (FIBK) closed at $549.45 on Oct 9, 2026, down 1.09% from the previous close of $555.53.

What is First Interstate BancSystem's market cap?

First Interstate BancSystem's market cap is $52.50B, based on a share price of $549.45 and 95.5M shares outstanding as of Jun 30, 2026.

What is FIBK's P/E ratio?

First Interstate BancSystem's price-to-earnings ratio is 169.6, based on trailing twelve-month diluted EPS of $3.24.

Does First Interstate BancSystem pay a dividend?

Yes. First Interstate BancSystem declared $1.88 per share in dividends over the last four quarters, a yield of 0.34%.

Sources and methodology

Fundamentals come from First Interstate BancSystem, Inc.'s filings with the SEC (EDGAR XBRL company facts). Fourth-quarter figures that companies don't report separately are calculated as the fiscal year minus the first three quarters. Trailing twelve-month (TTM) figures sum the latest four quarters. Prices are generated sample data for development. Last updated Oct 9, 2026. Data sources and disclosures