First Interstate BancSystem, Inc. Common Stock (DE) (FIBK)

Financials ยท State Commercial Banks

First Interstate BancSystem, Inc. Common Stock (DE) (FIBK) is listed on Nasdaq, where its shares have traded since March 24, 2010. SentiSense covers First Interstate BancSystem, Inc. Common Stock (DE) in the Financials sector, and its Standard Industrial Classification is State Commercial Banks. James A. Reuter is its chief executive officer. The company reports 3,376 employees, and its corporate website is www.fibk.com.

About First Interstate BancSystem, Inc. Common Stock (DE)

First Interstate BancSystem Inc is a financial holding company. It is the parent company of First Interstate Bank, a community bank offering a range of internet, mobile, and other banking and financial services throughout Idaho, Montana, Oregon, South Dakota, Washington, and Wyoming. It delivers a range of financial products and services to both retail and commercial customers in industries like agriculture, construction, education, energy, governmental services, healthcare, mining, professional services, retail, tourism and wholesale trade. It generates majority of income from interest charged on loans, and interest and dividends earned on investments.

Latest reported results

First Interstate BancSystem reported revenue of $315.8 million for Q3 FY2026, down 5.9% from the same period a year earlier.

Institutional ownership

In 13F filings for the quarter ended June 30, 2026, 286 institutions reported holding FIBK, with 91.2 million shares worth $3.5 billion in aggregate. The largest reported holders were BlackRock, Vanguard and State Street.

More on FIBK

  • FIBK sentiment: whether news and social coverage of First Interstate BancSystem, Inc. Common Stock (DE) leans bullish or bearish, and the stories driving it.
  • FIBK ownership: all 286 reporting institutions, plus insider and congressional trades.
  • FIBK financials: revenue, net income, operating margin and free cash flow through Q3 FY2026.

Frequently asked questions

What does First Interstate BancSystem, Inc. Common Stock (DE) do?

First Interstate BancSystem Inc is a financial holding company. It is the parent company of First Interstate Bank, a community bank offering a range of internet, mobile, and other banking and financial services throughout Idaho, Montana, Oregon, South Dakota, Washington, and Wyoming.

What sector is FIBK in?

SentiSense classifies First Interstate BancSystem, Inc. Common Stock (DE) in the Financials sector, and its Standard Industrial Classification is State Commercial Banks.

Where does FIBK stock trade?

First Interstate BancSystem, Inc. Common Stock (DE) (FIBK) is listed on Nasdaq, where its shares have traded since March 24, 2010.