David Della Camera - 01 Jun 2025 Form 3/A - Amendment Insider Report for FIRST INTERSTATE BANCSYSTEM INC (FIBK)

Signature
/s/ Kirk D. Jensen, as attorney in fact for reporting person
Issuer symbol
FIBK
Transactions as of
01 Jun 2025
Net transactions value
$0
Form type
3/A - Amendment
Filing time
05 Jun 2025, 17:47:46 UTC
Date Of Original Report
04 Jun 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Della Camera David Chief Financial Officer PO BOX 30918, BILLINGS /s/ Kirk D. Jensen, as attorney in fact for reporting person 04 Jun 2025 0002071416

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding FIBK Common Stock 21,706 01 Jun 2025 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes 18,520 shares of common stock underlying unvested time-based vesting restricted stock units inadvertently omitted from the original filing.