    <SEC-DOCUMENT>0001104659-24-079889-index.html : 20240715
    <SEC-HEADER>0001104659-24-079889.hdr.sgml : 20240715
    <ACCEPTANCE-DATETIME>20240715164551
    ACCESSION NUMBER:		0001104659-24-079889
    CONFORMED SUBMISSION TYPE:	S-4
    PUBLIC DOCUMENT COUNT:		32
    FILED AS OF DATE:		20240715
    DATE AS OF CHANGE:		20240715

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			ALERUS FINANCIAL CORP
    		CENTRAL INDEX KEY:			0000903419
    		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
    		ORGANIZATION NAME:           	02 Finance
    		IRS NUMBER:				450375407
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-4
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-280815
    		FILM NUMBER:		241117767

    	BUSINESS ADDRESS:
    		STREET 1:		401 DEMERS AVE
    		CITY:			GRAND FORKS
    		STATE:			ND
    		ZIP:			58201
    		BUSINESS PHONE:		7017953200

    	MAIL ADDRESS:
    		STREET 1:		PO BOX 6001
    		STREET 2:		401 DEMERS AVE
    		CITY:			GRAND FORKS
    		STATE:			ND
    		ZIP:			58206-6001

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	FIRST NATIONAL CORP NORTH DAKOTA
    		DATE OF NAME CHANGE:	19980312
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>S-4
    <SEQUENCE>1
    <FILENAME>tm2414375-10_s4.htm
    <DESCRIPTION>S-4
    <TEXT>
    Document 1 - file: tm2414375-10_s4.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-5.1
    <SEQUENCE>2
    <FILENAME>tm2414375d11_ex5-1.htm
    <DESCRIPTION>EXHIBIT 5.1
    <TEXT>
    Document 2 - file: tm2414375d11_ex5-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>3
    <FILENAME>tm2414375d11_ex23-1.htm
    <DESCRIPTION>EXHIBT 23.1
    <TEXT>
    Document 3 - file: tm2414375d11_ex23-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.2
    <SEQUENCE>4
    <FILENAME>tm2414375d11_ex23-2.htm
    <DESCRIPTION>EXHIBIT 23.2
    <TEXT>
    Document 4 - file: tm2414375d11_ex23-2.htm

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    <DOCUMENT>
    <TYPE>EX-23.3
    <SEQUENCE>5
    <FILENAME>tm2414375d11_ex23-3.htm
    <DESCRIPTION>EXHIBIT 23.3
    <TEXT>
    Document 5 - file: tm2414375d11_ex23-3.htm

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    <TYPE>EX-23.4
    <SEQUENCE>6
    <FILENAME>tm2414375d11_ex23-4.htm
    <DESCRIPTION>EXHIBIT 23.4
    <TEXT>
    Document 6 - file: tm2414375d11_ex23-4.htm

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    <TYPE>EX-23.5
    <SEQUENCE>7
    <FILENAME>tm2414375d11_ex23-5.htm
    <DESCRIPTION>EXHIBIT 23.5
    <TEXT>
    Document 7 - file: tm2414375d11_ex23-5.htm

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    <TYPE>EX-23.6
    <SEQUENCE>8
    <FILENAME>tm2414375d11_ex23-6.htm
    <DESCRIPTION>EXHIBIT 23.6
    <TEXT>
    Document 8 - file: tm2414375d11_ex23-6.htm

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    <TYPE>EX-99.1
    <SEQUENCE>9
    <FILENAME>tm2414375d11_ex99-1.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 9 - file: tm2414375d11_ex99-1.htm

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    <TYPE>EX-99.2
    <SEQUENCE>10
    <FILENAME>tm2414375d11_ex99-2.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 10 - file: tm2414375d11_ex99-2.htm

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    <TYPE>EX-99.3
    <SEQUENCE>11
    <FILENAME>tm2414375d11_ex99-3.htm
    <DESCRIPTION>EXHIBIT 99.3
    <TEXT>
    Document 11 - file: tm2414375d11_ex99-3.htm

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    <FILENAME>ft_investmentbanking-bw.jpg
    <DESCRIPTION>GRAPHIC
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    <DESCRIPTION>GRAPHIC
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    <DESCRIPTION>GRAPHIC
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    <DESCRIPTION>GRAPHIC
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    <SEQUENCE>18
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    <TEXT>
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    <SEQUENCE>19
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    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <SEQUENCE>20
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: sg_katiealorenson-bw.jpg

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    <SEQUENCE>21
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    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <DESCRIPTION>GRAPHIC
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    <SEQUENCE>23
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    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <SEQUENCE>24
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    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <SEQUENCE>25
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    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <SEQUENCE>26
    <FILENAME>tm2414375d11_ex99-1img001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <SEQUENCE>27
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    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <SEQUENCE>28
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: tm2414375d11_ex99-1img003.jpg

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    <TYPE>EX-FILING FEES
    <SEQUENCE>29
    <FILENAME>tm2414375d11_ex-filingfees.htm
    <DESCRIPTION>EX-FILING FEES
    <TEXT>
    Document 29 - file: tm2414375d11_ex-filingfees.htm

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    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>tm2414375d11_img001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
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    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>tm2414375d11_ex99-2img001.jpg
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    <TEXT>
    Document 31 - file: tm2414375d11_ex99-2img001.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>tm2414375d11_ex99-2img002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
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