Bank

Updated:

First Interstate Bancorp

First Interstate Bancorp traces its roots to 1970, when it was established as a bank holding company.

First Interstate Bancorp

First Interstate Bancorp traces its roots to 1970, when it was established as a bank holding company. The modern entity emerged from a series of mergers and acquisitions, including the 1996 merger of First Interstate Bancorp of Montana and First Interstate Bank of Washington, and later acquisitions like Great Western Bank in 2021 (per the firm, 2021). The bank is headquartered in Los Angeles but operates primarily in Montana, Idaho, Washington, Oregon, Wyoming, South Dakota, and Arizona. The bank's strategy revolves around community banking, focusing on relationship-driven lending to small and mid-sized businesses, as well as consumer mortgage and deposit products. Its asset mix includes commercial loans, real estate loans, and agricultural lending. First Interstate has historically grown through acquisitions, most notably the $2 billion purchase of Great Western Bank in 2021, which expanded its footprint into the Midwest (per American Banker, 2021). The bank also offers wealth management and trust services through its wealth management division. As of 2023, First Interstate Bancorp had approximately $30 billion in total assets and employed around 5,000 people. It maintains over 300 branches across its footprint. The bank is publicly traded on the NASDAQ under the ticker FIBK. A notable recent event: In 2023, the bank integrated its acquisition of Great Western Bank, consolidating systems and rebranding branches across the Midwest (per the firm, 2023). First Interstate's structural differentiator is its focus on the intermountain West and Plains markets, areas with less competition from large national banks. Its distributed branch network gives it deposit stability and local market knowledge. The bank operates as a publicly traded corporation with no single controlling family, distinguishing it from family-office or closely held banks.

General information

Firm type

Bank

Year founded

1970

AUM

Undisclosed

Location

Region

North America

Country

United States

City

Los Angeles

Corporate office

Los Angeles, CA, United States

Sector focus

BankingFinancial Services

Frequently asked questions

Who manages First Interstate Bancorp's investment strategy?

First Interstate Bancorp is a publicly traded company (NASDAQ: FIBK) led by a board of directors and executive management team. Investments are managed by the bank's treasury and investment departments, focusing on traditional banking assets such as loans and securities.

How does First Interstate Bancorp source its deposits and lending?

This is a regional bank that sources deposits through a network of over 300 branches across the Mountain West and Plains. Its lending is relationship-driven, targeting small and mid-sized businesses, agriculture, and consumer segments. The bank also participates in syndicated lending and participates in government-guaranteed lending programs.

What is First Interstate Bancorp's geographic focus?

The bank operates primarily in Montana, Idaho, Washington, Oregon, Wyoming, South Dakota, and Arizona. Its 2021 acquisition of Great Western Bank added branches in the Midwest, including Nebraska and Iowa.

Does First Interstate Bancorp have any philanthropic or community investment programs?

The bank operates the First Interstate Bank Foundation, which provides community grants and employee matching programs. It also participates in community development lending through CRA-eligible investments.

What is the bank's current scale and ownership structure?

First Interstate Bancorp is a publicly traded bank holding company with $30 billion in assets as of 2023. It has no single controlling shareholder, with institutional and retail investors holding shares.

How does the bank approach risk management?

As a regulated bank, First Interstate maintains capital ratios above regulatory minima. Its loan portfolio is diversified across commercial, real estate, and agricultural sectors. The bank uses interest rate derivatives for balance sheet management.

What is the history behind the 'First Interstate' name?

The name originates from First Interstate Bancorp, a predecessor bank holding company formed in 1970. After the 1996 merger of Montana-based First Interstate Bancorp and Washington-based First Interstate Bank, the combined entity retained the name, leveraging the brand recognition across its footprint.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

Need institutional-grade insight on family offices?

Altss delivers:

Principals with verified direct contactsAllocation history by asset classOSINT-derived deal signals
Book a demo

Prefer a guided tour?

We’ll walk you through:

Interactive funding timelinesCustom mandate & allocation filters
Book a demo