Lorrie F. Asker - Mar 15, 2023 Form 4 Insider Report for FIRST INTERSTATE BANCSYSTEM INC (FIBK)

Role: Chief Banking Officer
Signature: /s/ Kirk D. Jensen, Attorney-in-Fact for Reporting Person
Stock symbol: FIBK
Transactions as of: Mar 15, 2023
Transactions value $: -$13,969
Form type: 4
Date filed: 3/17/2023, 05:29 PM
Previous filing: Feb 16, 2023
Next filing: May 24, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	FIBK	Class A Common Stock	Tax liability	-$3.04K	-97	-1.84%	$31.39	5.16K	Mar 15, 2023	Direct	F1
transaction	FIBK	Class A Common Stock	Tax liability	-$4.08K	-130	-2.52%	$31.39	5.03K	Mar 15, 2023	Direct	F1
transaction	FIBK	Class A Common Stock	Award	$0	+1.06K	+21.03%	$0.00	6.09K	Mar 15, 2023	Direct	F2
transaction	FIBK	Class A Common Stock	Award	$0	+718	+11.79%	$0.00	6.81K	Mar 15, 2023	Direct	F3
transaction	FIBK	Class A Common Stock	Tax liability	-$6.84K	-218	-3.2%	$31.39	6.59K	Mar 15, 2023	Direct	F1

Showing 1 to 5 of 5 entries

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

Explanation of Responses:

Id	Content
F1	Disposition to the issuer of issuer securities in payment of minimum required withholding taxes due upon vesting of unvested shares.
F2	Shares issued for no consideration pursuant to Registrant's Equity Incentive Plan, and vesting in two years following the year in which the grant is made.
F3	Shares awarded in conjunction with a Performance Share Agreement in connection to Restricted Stock Award Plan that vested upon the satisfaction of performance criteria other than the price of the issuer's stock.