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Filing metadata

Accession number: 0001526513-18-000004
Form type: Form 4
Filer: NORTHERN TECHNOLOGIES INTERNATIONAL CORP
CIK: CIK 875582
Filed: Sep 05, 2018
Reporting period: Sep 01, 2018
Description: Insider transaction

Documents

0001526513-18-000004-index.htm

Complete submission

0001526513-18-000004.txt

directory listing

Filed by

NORTHERN TECHNOLOGIES INTERNATIONAL CORP