Geoffrey D. Scott - 31 Dec 2025 Form 5 Insider Report for FIRST INTERSTATE BANCSYSTEM INC (FIBK)

Reporting relationship: 10%+ Owner
Issuer ticker: FIBK
Reported as of: 31 Dec 2025
Net transaction value: $0
SEC form: 5
Accepted by SEC: 17 Feb 2026, 16:30:18 UTC
Prior SEC filing: 10 Dec 2025
Source filing: View source filing
Reporting owner signature: Geoffrey D. Scott, By: /s/ Timothy Leuthold, Attorney-in-Fact for Reporting Person

Key filing fact

Geoffrey D. Scott filed Form 5 for FIRST INTERSTATE BANCSYSTEM INC (FIBK) on 17 Feb 2026.

Key facts

This page summarizes Geoffrey D. Scott's Form 5 filing for FIRST INTERSTATE BANCSYSTEM INC (FIBK).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 17 Feb 2026, 16:30.

Change

Previous filing in this sequence was filed on 10 Dec 2025.
Current net transaction value: $0.

Research use

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.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 5 disclosures.

View source filing

Reporting Owners (1)

CIK 0002022652 Primary reporting owner

Scott Geoffrey D

Relationship: 10%+ Owner
Address: P.O. BOX 7113, BILLINGS
Signature: Geoffrey D. Scott, By: /s/ Timothy Leuthold, Attorney-in-Fact for Reporting Person
Signature date: 17 Feb 2026

Reported non-derivative transactions

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

FIBK transaction

Common Stock

Gift

Transaction value: $0
Shares: +236,808
Change %
Price: $0.000000
Shares after: 236,808
Date: 04 Aug 2025
Ownership: See footnote
Footnotes: F1

FIBK transaction

Common Stock

Gift

Transaction value: $0
Shares: +475
Change %: +22%
Price: $0.000000
Shares after: 2,675
Date: 05 Dec 2024
Ownership: By Spouse
Footnotes: F2

FIBK holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 113,926
Date: 31 Dec 2025
Ownership: Direct

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Reportable beneficial ownership acquired upon receipt of shares by gift by the reporting person of general partner interests in NBAR5 O Limited Partnership, which partnership holds such shares directly and with respect to which the reporting person previously held only limited partner interests. The reporting person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

Footnote F2

End of period holdings previously reported on a Form 4 filed on December 10, 2025, was inadvertently underreported by 60 shares due to a scrivener's error.

SEC remarks

As a result of agreements entered into among the reporting person, the issuer, and other stockholders of the issuer signatory thereto, the reporting person may be deemed a member of a group with the other signatories to the agreement and may be deemed to share beneficial ownership of the securities subject thereto. The reporting person disclaims beneficial ownership of any such securities, except to the extent of his pecuniary interest therein.