Christopher L. Shepler - 10 Sep 2026 Form 4 Insider Report for FIRST INTERSTATE BANCSYSTEM INC (FIBK)

Reporting relationship: Chief Banking Officer
Issuer ticker: FIBK
Reported as of: 10 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 22 Sep 2026, 18:21:01 UTC
Prior SEC filing: 03 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Brian M. Murphy, Attorney-in-fact for Reporting Person

Key filing fact

Christopher L. Shepler filed Form 4 for FIRST INTERSTATE BANCSYSTEM INC (FIBK) on 22 Sep 2026.

Key facts

This page summarizes Christopher L. Shepler's Form 4 filing for FIRST INTERSTATE BANCSYSTEM INC (FIBK).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 22 Sep 2026, 18:21.

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

CIK 0002090710 Primary reporting owner

Shares, units, or other non-derivative securities reported in this filing.

FIBK transaction

Tax liability

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Explanation of responses 1 footnote

Footnote F1

Disposition to the issuer of issuer securities in payment of minimum required withholding taxes due upon vesting of unvested shares.