<SEC-DOCUMENT>0000860413-20-000042-index.html : 20200221
<SEC-HEADER>0000860413-20-000042.hdr.sgml : 20200221
<ACCEPTANCE-DATETIME>20200221154855
ACCESSION NUMBER:		0000860413-20-000042
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		7
FILED AS OF DATE:		20200221
DATE AS OF CHANGE:		20200221
GROUP MEMBERS:		HOMER A SCOTT, JR.
GROUP MEMBERS:		JAMES R SCOTT
GROUP MEMBERS:		JAMES R SCOTT, JR.
GROUP MEMBERS:		JEREMY SCOTT
GROUP MEMBERS:		JOHN M HEYNEMAN, JR.
GROUP MEMBERS:		JONATHAN R SCOTT
GROUP MEMBERS:		N BAR 5 LTD PARTNERSHIP
GROUP MEMBERS:		RISA K SCOTT
GROUP MEMBERS:		SANDRA A SCOTT SUZOR
GROUP MEMBERS:		SUSAN S HEYNEMAN
GROUP MEMBERS:		THOMAS W. SCOTT

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:		20639875

	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>sc13da2020221.htm
<DESCRIPTION>SC 13D/A
<TEXT>
Document 1 - file: sc13da2020221.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex991-jointfilingagreement.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: ex991-jointfilingagreement.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>3
<FILENAME>ex995-jamesrscottjrpoa.htm
<DESCRIPTION>EX-99.5
<TEXT>
Document 3 - file: ex995-jamesrscottjrpoa.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.6
<SEQUENCE>4
<FILENAME>ex996-jonscottpoa.htm
<DESCRIPTION>EX-99.6
<TEXT>
Document 4 - file: ex996-jonscottpoa.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.7
<SEQUENCE>5
<FILENAME>ex997-jeremyscottpoa.htm
<DESCRIPTION>EX-99.7
<TEXT>
Document 5 - file: ex997-jeremyscottpoa.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.8
<SEQUENCE>6
<FILENAME>ex998-sandrasuzorpoa.htm
<DESCRIPTION>EX-99.8
<TEXT>
Document 6 - file: ex998-sandrasuzorpoa.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.9
<SEQUENCE>7
<FILENAME>ex999-sffsgcommitteecharter.htm
<DESCRIPTION>EX-99.9
<TEXT>
Document 7 - file: ex999-sffsgcommitteecharter.htm

</DOCUMENT>
</SEC-DOCUMENT>