<SEC-DOCUMENT>0000860413-22-000029-index.html : 20220202
<SEC-HEADER>0000860413-22-000029.hdr.sgml : 20220202
<ACCEPTANCE-DATETIME>20220202183228
ACCESSION NUMBER:		0000860413-22-000029
CONFORMED SUBMISSION TYPE:	3/A
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20220201
FILED AS OF DATE:		20220202
DATE AS OF CHANGE:		20220202

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BRANNEN JAMES
		CENTRAL INDEX KEY:			0001201565

	FILING VALUES:
		FORM TYPE:		3/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34653
		FILM NUMBER:		22585342

	MAIL ADDRESS:	
		STREET 1:		5400 UNIVERSITY AVENUE
		CITY:			WEST DES MOINES
		STATE:			IA
		ZIP:			50266

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIRST INTERSTATE BANCSYSTEM INC
		CENTRAL INDEX KEY:			0000860413
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				810331430
		STATE OF INCORPORATION:			MT
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 30918
		STREET 2:		401 NO 31ST STREET
		CITY:			BILLINGS
		STATE:			MT
		ZIP:			59116-0918
		BUSINESS PHONE:		4062555300

	MAIL ADDRESS:	
		STREET 1:		P O BOX 30918
		STREET 2:		401 NO 31ST STREET
		CITY:			BILLINGS
		STATE:			MT
		ZIP:			59116-0918

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FIRST INTERSTATE BANCSYSTEM OF MONTANA INC
		DATE OF NAME CHANGE:	19930615
</SEC-HEADER>
<DOCUMENT>
<TYPE>3/A
<SEQUENCE>1
<FILENAME>wf-form3a_164384473314124.xml
<DESCRIPTION>FORM 3/A
<TEXT>
Document 1 - file: wf-form3a_164384473314124.html

Document 1 - RAW XML: wf-form3a_164384473314124.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>executedpoacombined.htm
<DESCRIPTION>JAMES BRANNEN POA
<TEXT>
Document 2 - file: executedpoacombined.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>executedpoacombined002.jpg
<DESCRIPTION>JAMES BRANNEN POA
<TEXT>
Document 3 - file: executedpoacombined002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>executedpoacombined001.jpg
<DESCRIPTION>JAMES BRANNEN POA
<TEXT>
Document 4 - file: executedpoacombined001.jpg

</DOCUMENT>
</SEC-DOCUMENT>