    <SEC-DOCUMENT>0001171843-25-007670-index.html : 20251201
    <SEC-HEADER>0001171843-25-007670.hdr.sgml : 20251201
    <ACCEPTANCE-DATETIME>20251201080151
    ACCESSION NUMBER:		0001171843-25-007670
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20250831
    FILED AS OF DATE:		20251201
    DATE AS OF CHANGE:		20251201
    EFFECTIVENESS DATE:		20251201

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			NORTHERN TECHNOLOGIES INTERNATIONAL CORP
    		CENTRAL INDEX KEY:			0000875582
    		STANDARD INDUSTRIAL CLASSIFICATION:	COATING, ENGRAVING & ALLIED SERVICES [3470]
    		ORGANIZATION NAME:           	04 Manufacturing
    		EIN:				410857886
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0831

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-11038
    		FILM NUMBER:		251537188

    	BUSINESS ADDRESS:
    		STREET 1:		4201 WOODLAND ROAD
    		STREET 2:		PO BOX 69
    		CITY:			CIRCLE PINES
    		STATE:			MN
    		ZIP:			55014
    		BUSINESS PHONE:		(763) 225-6601

    	MAIL ADDRESS:
    		STREET 1:		4201 WOODLAND ROAD
    		STREET 2:		PO BOX 69
    		CITY:			CIRCLE PINES
    		STATE:			MN
    		ZIP:			55014

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	NORTHERN INSTRUMENTS CORP
    		DATE OF NAME CHANGE:	19930328
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>ars.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: ars.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>