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FIRST INTERSTATE BANCSYSTEM INC Director's Dealing 2025

Nov 14, 2025

31290_dirs_2025-11-14_9d2dc3b2-0a0f-4db4-a858-dd0f52d079f8.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FIRST INTERSTATE BANCSYSTEM INC (FIBK)
CIK: 0000860413
Period of Report: 2025-11-12

Reporting Person: HEYNEMAN JOHN M JR (Director, 10% Owner)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	5224	Direct