<SEC-DOCUMENT>0000950103-22-005736-index.html : 20220331
<SEC-HEADER>0000950103-22-005736.hdr.sgml : 20220331
<ACCEPTANCE-DATETIME>20220331164942
ACCESSION NUMBER:		0000950103-22-005736
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20220331
DATE AS OF CHANGE:		20220331
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH HOMER A. SCOTT, JR.
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH JAMES R. SCOTT
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH JAMES R. SCOTT, JR.
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH JEREMY SCOTT
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH JOHN M. HEYNEMAN, JR.
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH JONATHAN R. SCOTT
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH JULIE SCOTT ROSE
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH RISA K. SCOTT
GROUP MEMBERS:		SHAREHOLDERS AFFILIATED WITH SUSAN S. HEYNEMAN

SUBJECT COMPANY:	

	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

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-78756
		FILM NUMBER:		22793568

	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

FILED BY:		

	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

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	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>SC 13D/A
<SEQUENCE>1
<FILENAME>dp170384_sc13da.htm
<DESCRIPTION>FORM SC 13D/A
<TEXT>
Document 1 - file: dp170384_sc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>