Acquired bank holding company · COVERAGE INDEX

Great Western Bancorp, Inc.

Also known as Great Western Bancorp

Great Western Bancorp merged into First Interstate BancSystem on February 1, 2022.

First Interstate BancSystem was the surviving holding company in the transaction.

Great Western Bancorp, Inc. official information ↗

Profile sources:Great Western Form 8-K, February 1, 2022; completed holding-company and bank mergers

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Related permanent research

Financial company profileResearch updated Oct 5, 2026

First Interstate Bank: a western community franchise expands, then redraws its footprint →

First Interstate grew from Homer Scott’s Wyoming and Montana banks into a much wider franchise through Great Western. Branch sales, product exits and a securities-heavy balance sheet now explain a strategy focused on the earnings quality of the remaining relationships.

Policy & official records

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