First Interstate BancSystem (FIBK) insider details 4,433,211-share holdings

Rhea-AI Filing Summary

First Interstate BancSystem Inc. director-affiliated entities reported internal transfers of the company’s common stock. On 12/08/2025 and 12/12/2025, 755 shares were transferred each time at a price of $0, coded as bona fide gifts, including moves from James R. Scott’s spouse and from the James R. Scott Trust to the Foundation for Community Vitality.

A footnote explains that 4,433,211 common shares are held of record across multiple vehicles associated with James R. Scott, including trusts, a 401(k), foundations, a limited partnership, a conservatorship and a separate trust. The reporting persons state they may be deemed part of a group with certain other stockholders under existing agreements and disclaim beneficial ownership of such securities beyond their pecuniary interests.

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 JAMES R

(Last) (First) (Middle)

P.O. 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)
12/08/2025

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	12/12/2025		G		755	D	$0	4,433,966(1)	I	see footnote(2)(3)
Common Stock	12/12/2025		G	V	755	A	$0	4,433,211(1)	I	see footnote(2)(3)
Common Stock	12/08/2025		G		755	D	$0	4,433,966(4)	I	see footnote(2)(3)
Common Stock	12/08/2025		G	V	755	A	$0	4,433,211(4)	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 JAMES R

(Last) (First) (Middle)

P.O. 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^*

James R Scott Trust, James R Scott & First Interstate Wealth Management Co-TTEEs

(Last) (First) (Middle)

P.O. 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^*

JS Investments Limited Partnership

(Last) (First) (Middle)

P.O. 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^*

James R & Christine M Scott Foundation

(Last) (First) (Middle)

P.O. 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^*

Foundation for Community Vitality

(Last) (First) (Middle)

P.O. 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^*

James F Heyneman Conservatorship, James Scott, Conservator

(Last) (First) (Middle)

P.O. 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^*

James F Heyneman Trust, James Scott & First Interstate Wealth Management Co-Trustees

(Last) (First) (Middle)

P.O. 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. Shares disposed of by James R. Scott's spouse to Foundation for Community Vitality, and shares acquired by Foundation for Community Vitality from James R. Scott's spouse as a bona fide gift.

2. 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 James R. Scott with the indication of direct or indirect ownership in Tables I and II being made from James R. Scott's perspective unless expressly noted otherwise by footnote. The nature of beneficial ownership is described in detail by footnote for all reporting persons.

3. Composed of 1,989,882 shares held of record by James R Scott Trust, James R Scott & First Interstate Wealth Management Co-TTEEs, 14,534 shares held of record by James R Scott's 401k, 35,240 shares held of record by James R and Christine M Scott Foundation, 1,901,036 shares held of record by JS Investments Limited Partnership, 346,563 shares held of record by Foundation for Community Vitality, 73,002 shares held of record by James F Heyneman Conservatorship, James Scott, Conservator, 31,879 shares held of record by James F Heyneman Trust, James Scott & First Interstate Wealth Management Co-Trustees, and 41,075 shares held of record by James R. Scott's spouse.

4. Shares disposed of by James R. Scott Trust, James R Scott & First Interstate Wealth Managment Co-TTEEs's to Foundation for Community Vitality, and shares acquired by Foundation for Community Vitality from James R. Scott Trust, James R Scott & First Interstate Wealth Managment Co-TTEEs's, as a bona fide gift.

	/s/ Timothy Leuthold,	12/15/2025
	JAMES R SCOTT TRUST, JAMES R SCOTT & FIRST INTERSTATE WEALTH MANAGEMENT CO-TTEES, by +	12/15/2025
	J.S. Investments Limited Partnership, by: +	12/15/2025
	JAMES F HEYNEMAN CONSERVATORSHIP, JAMES SCOTT, CONSERVATOR, by: +	12/15/2025
	JAMES R AND CHRISTINE M SCOTT FOUNDATION, By: +	12/15/2025
	FOUNDATION FOR COMMUNITY VITALITY, by:+	12/15/2025
	JAMES F HEYNEMAN TRUST, JAMES SCOTT & FIRST INTERSTATE WEALTH MANAGEMENT CO-TRUSTEES, by: +	12/15/2025
	+/s/ Timothy Leuthold, Attorney-in-Fact for Reporting Person	12/15/2025
	** 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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FAQ

What insider stock transactions did First Interstate BancSystem (FIBK) report?

The report shows transfers of 755 common shares on 12/08/2025 and 12/12/2025, each at a price of $0, coded as bona fide gifts involving entities related to director James R. Scott and the Foundation for Community Vitality.

Were the reported FIBK transactions purchases, sales, or gifts?

The entries are marked with transaction code G, indicating bona fide gifts of First Interstate BancSystem common stock, with 755 shares moved in each reported transaction at $0 per share.

How many First Interstate BancSystem (FIBK) shares are indirectly held by the reporting persons?

A footnote states that 4,433,211 common shares are held of record across several accounts and entities linked to James R. Scott, including a trust, a 401(k), foundations, a limited partnership, a conservatorship and another trust.

Do the reporting persons claim full beneficial ownership of all reported FIBK shares?

The reporting persons note that, due to certain agreements with the issuer and other stockholders, they may be deemed to share beneficial ownership of the securities, but they disclaim beneficial ownership of such shares except to the extent of their pecuniary interest.

How do the reporting persons expect to report future FIBK ownership changes?

They state that they expect to file future Forms 4 and 5, if any, together with James R. Scott, with direct or indirect ownership in the tables generally presented from James R. Scott’s perspective unless a footnote explains otherwise.