<SEC-DOCUMENT>0000897069-18-000088-index.html : 20180205 <SEC-HEADER>0000897069-18-000088.hdr.sgml : 20180205 <ACCEPTANCE-DATETIME>20180205100709 ACCESSION NUMBER: 0000897069-18-000088 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20180205 DATE AS OF CHANGE: 20180205 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: NORTHERN TECHNOLOGIES INTERNATIONAL CORP CENTRAL INDEX KEY: 0000875582 STANDARD INDUSTRIAL CLASSIFICATION: COATING, ENGRAVING & ALLIED SERVICES [3470] IRS NUMBER: 410857886 STATE OF INCORPORATION: DE FISCAL YEAR END: 0831 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-47411 FILM NUMBER: 18573028 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 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: PERRITT CAPITAL MANAGEMENT INC CENTRAL INDEX KEY: 0001279342 IRS NUMBER: 363538658 STATE OF INCORPORATION: IL FISCAL YEAR END: 1031 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 300 SOUTH WACKER DRIVE STREET 2: SUITE 2880 CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: 3126691650 MAIL ADDRESS: STREET 1: 300 SOUTH WACKER DRIVE STREET 2: SUITE 2880 CITY: CHICAGO STATE: IL ZIP: 60606 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>cg1034.htm <TEXT> Document 1 - file: cg1034.htm
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