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NORTHERN TECHNOLOGIES INTERNATIONAL CORP — 4 Filings

297 4 filings on record

This page lists all 4 filings submitted to the SEC by NORTHERN TECHNOLOGIES INTERNATIONAL CORP (NTIC), sorted by most recent first. Each row links to the full filing on EdgarLookup. NORTHERN TECHNOLOGIES INTERNATIONAL CORP has filed 297 4 documents with the SEC since 1996. To view all SEC filings by NORTHERN TECHNOLOGIES INTERNATIONAL CORP, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-Q 10-Q/A 10KSB 10KSB/A 10KSB40 10QSB 144 25 3 4 4/A 424B5 5 8-A12B 8-A12B/A 8-K ARS CERTNAS CORRESP DEF 14A DEFA14A EFFECT NT 10-Q NTN 10K PRE 14A S-3 S-3/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
4 PRIMARY DOCUMENT 0001235802-22-000108 Sep 6, 2022 Sep 1, 2022
4 PRIMARY DOCUMENT 0001526513-22-000002 Sep 6, 2022 Sep 1, 2022
4 PRIMARY DOCUMENT 0001526513-22-000003 Sep 6, 2022 Sep 1, 2022
4 PRIMARY DOCUMENT 0001526513-22-000004 Sep 6, 2022 Sep 1, 2022
4 PRIMARY DOCUMENT 0001526513-22-000005 Sep 6, 2022 Sep 1, 2022
4 PRIMARY DOCUMENT 0001526513-22-000006 Sep 6, 2022 Sep 1, 2022
4 PRIMARY DOCUMENT 0001526513-22-000001 Apr 25, 2022 Apr 22, 2022
4 PRIMARY DOCUMENT 0001235802-22-000015 Jan 13, 2022 Jan 12, 2022
4 PRIMARY DOCUMENT 0001526513-21-000008 Nov 12, 2021 —
4 PRIMARY DOCUMENT 0001526513-21-000004 Sep 2, 2021 Sep 1, 2021
4 PRIMARY DOCUMENT 0001526513-21-000005 Sep 2, 2021 Sep 1, 2021
4 PRIMARY DOCUMENT 0001526513-21-000006 Sep 2, 2021 Sep 1, 2021
4 PRIMARY DOCUMENT 0001526513-21-000007 Sep 2, 2021 Sep 1, 2021
4 PRIMARY DOCUMENT 0001526513-21-000002 Sep 2, 2021 Sep 1, 2021
4 PRIMARY DOCUMENT 0001526513-21-000003 Sep 2, 2021 Sep 1, 2021
4 PRIMARY DOCUMENT 0001526513-21-000001 Sep 2, 2021 Sep 1, 2021
4 PRIMARY DOCUMENT 0001235802-21-000073 Jul 9, 2021 Jul 7, 2021
4 PRIMARY DOCUMENT 0001790300-21-000001 Jan 25, 2021 —
4 PRIMARY DOCUMENT 0001526513-20-000007 Sep 3, 2020 Sep 1, 2020
4 PRIMARY DOCUMENT 0001526513-20-000008 Sep 3, 2020 Sep 1, 2020
4 PRIMARY DOCUMENT 0001526513-20-000004 Sep 2, 2020 Sep 1, 2020
4 PRIMARY DOCUMENT 0001526513-20-000001 Sep 2, 2020 Sep 1, 2020
4 PRIMARY DOCUMENT 0001526513-20-000005 Sep 2, 2020 Sep 1, 2020
4 PRIMARY DOCUMENT 0001526513-20-000002 Sep 2, 2020 Sep 1, 2020
4 PRIMARY DOCUMENT 0001526513-20-000006 Sep 2, 2020 Sep 1, 2020
4 PRIMARY DOCUMENT 0001526513-20-000003 Sep 2, 2020 Sep 1, 2020
4 PRIMARY DOCUMENT 0001235802-20-000079 Jul 24, 2020 Jul 23, 2020
4 PRIMARY DOCUMENT 0001790300-19-000003 Oct 24, 2019 Oct 22, 2019
4 PRIMARY DOCUMENT 0001790300-19-000004 Oct 24, 2019 Oct 22, 2019
4 PRIMARY DOCUMENT 0001526513-19-000006 Sep 4, 2019 Sep 1, 2019
4 PRIMARY DOCUMENT 0001526513-19-000002 Sep 4, 2019 Sep 1, 2019
4 PRIMARY DOCUMENT 0001526513-19-000003 Sep 4, 2019 Sep 1, 2019
4 PRIMARY DOCUMENT 0001526513-19-000001 Sep 4, 2019 Sep 1, 2019
4 PRIMARY DOCUMENT 0001526513-19-000004 Sep 4, 2019 Sep 1, 2019
4 PRIMARY DOCUMENT 0001526513-19-000005 Sep 4, 2019 Sep 1, 2019
4 PRIMARY DOCUMENT 0001526513-18-000004 Sep 5, 2018 Sep 1, 2018
4 PRIMARY DOCUMENT 0001526513-18-000005 Sep 5, 2018 Sep 1, 2018
4 PRIMARY DOCUMENT 0001526513-18-000001 Sep 5, 2018 Sep 1, 2018
4 PRIMARY DOCUMENT 0001526513-18-000006 Sep 5, 2018 Sep 1, 2018
4 PRIMARY DOCUMENT 0001526513-18-000002 Sep 5, 2018 Sep 1, 2018
4 PRIMARY DOCUMENT 0001526513-18-000003 Sep 5, 2018 Sep 1, 2018
4 PRIMARY DOCUMENT 0001526513-18-000007 Sep 5, 2018 Sep 1, 2018
4 PRIMARY DOCUMENT 0001526513-17-000010 Sep 8, 2017 Sep 7, 2017
4 PRIMARY DOCUMENT 0001526513-17-000003 Sep 5, 2017 Sep 1, 2017
4 PRIMARY DOCUMENT 0001526513-17-000004 Sep 5, 2017 Sep 1, 2017
4 PRIMARY DOCUMENT 0001526513-17-000005 Sep 5, 2017 Sep 1, 2017
4 PRIMARY DOCUMENT 0001526513-17-000006 Sep 5, 2017 Sep 1, 2017
4 PRIMARY DOCUMENT 0001526513-17-000007 Sep 5, 2017 Aug 31, 2017
4 PRIMARY DOCUMENT 0001526513-17-000008 Sep 5, 2017 Sep 1, 2017
4 PRIMARY DOCUMENT 0001526513-17-000009 Sep 5, 2017 Sep 1, 2017