SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
	Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person* SCOTT JULIE A (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS MT 59103 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol FIRST INTERSTATE BANCSYSTEM INC [ FIBK ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 10/27/2023
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/27/2023		S		13,400	D	$23.35(1)	1,169,700(2)	I	See Footnote(2)(3)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* SCOTT JULIE A (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS MT 59103 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Julie A Scott Rose Trustee of the Julie A Scott Rose Trust Dated 5-14-2002 (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS MT 59103 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* IXL Ltd Liability Co (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS WY 82836 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Juliana Sarah Scott Rose Trust (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS MT 59103 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Elizabeth Lauren Scott Rose Trust (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS MT 59103 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Harper Grace Scott Trust (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS MT 59103 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Harrison William Scott Trust (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS MT 59103 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Holland Elizabeth Scott Trust (Last) (First) (Middle) PO BOX 7113 (Street) BILLINGS MT 59103 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. The price reported in column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $23.24 to $23.44. The reporting person undertakes to provide to First Interstate BancSystem, Inc., any security holders of First Interstate BancSystem, Inc., or the staff of the Securities and Exchange Commission, upon request, the full information regarding the number of shares sold at each separate price within the ranges set forth above.

2. Composed of 540,281 shares held of record by Julie A Scott-Rose Trustee of the Julie A Scott Rose Trust Dated 5-14-02, 209,678 shares held ofrecord by IXL Limited Liability Company, 58,537 shares held of record by Holland Elizabeth Scott Trust, 58,537 shares held of record by Harper GraceScott Trust, 58,538 shares held of record by Harrison William Scott Trust, 122,065 shares held of record by Juliana Sarah Scott Rose Trust, 122,064 shares held of record by Elizabeth Lauren Scott Rose Trust.

3. As a result of certain agreements entered into by and among the reporting persons, the Issuer, and certain other stockholders of the Issuer, the reporting persons may be deemed members of a group with the other signatories thereto and may be deemed to share beneficial ownership of the securities reported herein. Each of the reporting persons disclaims beneficial ownership of any such securities, except to the extent of its pecuniary interest therein. The reporting persons expect to file future Forms 4 and 5, if any, together with Julie Scott Rose with the indication of direct or indirect ownership in Table I and Table II being made from Julie Scott Rose's perspective. The nature of beneficial ownership is described in detail by footnote for all reporting persons.

	Julie A Scott Rose Trustee of the Julie A Scott Rose Trust Dated 5-14-2002, By: + /s/ Timothy J. Leuthold, Attorney-in-Fact for Reporting Person	10/27/2023
	JULIE SCOTT ROSE, /s/ Timothy J. Leuthold, Attorney-in-Fact for Reporting Person	10/27/2023
	IXL LIMITED LIABILITY COMPANY, By: + /s/ Timothy J. Leuthold, Attorney-in-Fact for Reporting Person	10/27/2023
	Juliana Sarah Scott Rose Trust, By: + /s/ Timothy J. Leuthold, Attorney-in-Fact for Reporting Person	10/27/2023
	Elizabeth Lauren Scott Rose Trust, By: + /s/ Timothy J. Leuthold, Attorney-in-Fact for Reporting Person	10/27/2023
	Harper Grace Scott Trust, By: + /s/ Timothy J. Leuthold, Attorney-in-Fact for Reporting Person	10/27/2023
	Harrison William Scott Trust, By: + /s/ Timothy J. Leuthold, Attorney-in-Fact for Reporting Person	10/27/2023
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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