FIBK First Interstate BancSystem, Inc.
NASDAQActiveCommon stock
FIBK is the ticker symbol of First Interstate BancSystem, Inc., which is listed on NASDAQ.
FIBK at a glance
- Symbol
- FIBK
- Company / issuer
- First Interstate BancSystem, Inc.
- Security type
- Common stock
- Exchange
- NASDAQ
- Status
- Actively traded
- Seen in listing files
- Jan 2015 – present
- Sector
- Finance
- Industry
- Major Banks
- Country
- United States
- IPO year
- 2010
- Market cap
- $3.5 billion (Sep 2026)
First Interstate BancSystem, Inc. company profile
- Industry (SIC)
- State Commercial Banks
- Headquarters
- Billings, MT
- Incorporated in
- DE
- Fiscal year end
- December 31
- SEC filer category
- Large accelerated filer
- Latest annual report
- 10-K filed 2026-02-26
- Latest interim report
- 10-Q filed 2026-08-03
- SEC CIK
- 860413
Former company names
- First Interstate Bancsystem Of Montana Inc (until 1999)
Source: SEC EDGAR filer data.
FIBK price chart
Interactive chart provided by TradingView (loads third-party scripts).
Frequently asked questions
What company has the ticker symbol FIBK?
FIBK is the ticker symbol of First Interstate BancSystem, Inc on NASDAQ.
Is FIBK still trading?
Yes. FIBK appears in the current NASDAQ listings as of Sep 2026.
Which exchange is FIBK listed on?
FIBK is listed on NASDAQ.
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