ModelEdge

First Interstate BancSystem Inc
FIBK
Filing Type8-K
Filing Date5/28/2026
Updated6/1/26, 6:10 AM

Filing

8-K
Earnings Release

Exhibits

8-KChanges in Board, Management or Compensation, Amendments to Articles of Incorporation or Bylaws, Shareholder votes
EX-3.1EX-3.1