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Filing metadata

Accession number: 0001526513-22-000012
Form type: Form 4
Filer: NORTHERN TECHNOLOGIES INTERNATIONAL CORP
CIK: CIK 875582
Filed: Oct 17, 2022
Reporting period: Oct 14, 2022
Description: Insider transaction

Documents

0001526513-22-000012-index.htm

Complete submission

0001526513-22-000012.txt

directory listing

Filed by

NORTHERN TECHNOLOGIES INTERNATIONAL CORP