Geoffrey D. Scott - May 23, 2024 Form 3 Insider Report for FIRST INTERSTATE BANCSYSTEM INC (FIBK)

Role: 10%+ Owner
Signature: /s/ Timothy Leuthold, Attorney-in-Fact
Stock symbol: FIBK
Transactions as of: May 23, 2024
Transactions value $: $0
Form type: 3
Date filed: 6/3/2024, 12:57 PM

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	FIBK	Class A Common Stock						89.8K	May 23, 2024	Direct	F1
holding	FIBK	Class A Common Stock						1.65K	May 23, 2024	By spouse

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	As a result of certain agreements entered into by the reporting person, the Issuer, and certain other stockholders of the Issuer, the reporting person may be deemed to be a member of a group with the other signatories thereto. The reporting person disclaims beneficial ownership of any securities beneficially owned by such stockholders, except to the extent of the reporting person's pecuniary interest therein.

Content

As a result of certain agreements entered into by the reporting person, the Issuer, and certain other stockholders of the Issuer, the reporting person may be deemed to be a member of a group with the other signatories thereto. The reporting person disclaims beneficial ownership of any securities beneficially owned by such stockholders, except to the extent of the reporting person's pecuniary interest therein.

Remarks:

Exhibit 24 - Power of Attorney.