Northern Technologies International Corp SEC filings NTIC
Northern Technologies International Corp has 775 filings in SEC EDGAR's recent list, going back to Jul 11, 1996. Its latest annual report, Form ARS, was filed on Dec 1, 2025 for the period ended Aug 31, 2025. The latest quarterly report (Form 10-Q) was filed on Jul 9, 2026, covering the quarter ended May 31, 2026. The most recent current report (Form 8-K) was filed on Sep 22, 2026 (officer or director change). The company's fiscal year ends on August 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Sep 9, 2026 | Sep 4, 2026 |
| 3 | Initial insider ownership | Sep 9, 2026 | Sep 4, 2026 |
| 3 | Initial insider ownership | Sep 9, 2026 | Sep 4, 2026 |
| 4 | Insider transaction | Sep 4, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Jul 31, 2026 | Jul 29, 2026 |
| 144 | Notice of proposed sale | Jul 29, 2026 | — |
| 4 | Insider transaction | Jul 21, 2026 | Jul 20, 2026 |
| 144 | Notice of proposed sale | Jul 20, 2026 | — |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 13, 2025 | — |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Sep 1, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2025 | — |
| 4 | Insider transaction | Jul 28, 2025 | Jul 24, 2025 |
| 4 | Insider transaction | May 6, 2025 | May 6, 2025 |
| 4 | Insider transaction | Apr 28, 2025 | Apr 25, 2025 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 4, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Sep 4, 2024 | — |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Sep 4, 2024 | Sep 1, 2024 |
| 4 | Insider transaction | Aug 29, 2024 | Aug 26, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Aug 1, 2024 |
| SC 13G | Ownership over 5% (passive) | Aug 2, 2024 | — |
| 4 | Insider transaction | Aug 1, 2024 | Jul 31, 2024 |
| 4 | Insider transaction | Jul 17, 2024 | Jul 15, 2024 |
| 4 | Insider transaction | Apr 24, 2024 | Apr 23, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Sep 6, 2023 | Sep 1, 2023 |
| 4 | Insider transaction | Aug 28, 2023 | Aug 28, 2023 |
| 4 | Insider transaction | Aug 21, 2023 | Aug 17, 2023 |
| 4 | Insider transaction | Aug 14, 2023 | Aug 14, 2023 |
| 4 | Insider transaction | Aug 10, 2023 | Aug 8, 2023 |
| 4 | Insider transaction | Jul 27, 2023 | Jul 26, 2023 |
| 144 | Notice of proposed sale | Jul 27, 2023 | — |
| 4 | Insider transaction | Jul 12, 2023 | Jul 11, 2023 |
| 4 | Insider transaction | Apr 19, 2023 | Apr 18, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2023 | — |
| 4 | Insider transaction | Jan 31, 2023 | Jan 30, 2023 |
| 4 | Insider transaction | Jan 23, 2023 | Jan 20, 2023 |
| 3 | Initial insider ownership | Jan 23, 2023 | Jan 20, 2023 |
| 4 | Insider transaction | Oct 17, 2022 | Oct 14, 2022 |
| 4 | Insider transaction | Oct 6, 2022 | Oct 4, 2022 |
| 4 | Insider transaction | Oct 6, 2022 | Oct 4, 2022 |
| 4 | Insider transaction | Oct 3, 2022 | Sep 29, 2022 |
| 4 | Insider transaction | Sep 14, 2022 | Sep 1, 2022 |
| 4 | Insider transaction | Sep 6, 2022 | Sep 1, 2022 |
| 4 | Insider transaction | Sep 6, 2022 | Sep 1, 2022 |
| 4 | Insider transaction | Sep 6, 2022 | Sep 1, 2022 |
| 4 | Insider transaction | Sep 6, 2022 | Sep 1, 2022 |
| 4 | Insider transaction | Sep 6, 2022 | Sep 1, 2022 |
| 4 | Insider transaction | Sep 6, 2022 | Sep 1, 2022 |
| 4 | Insider transaction | Sep 6, 2022 | Sep 1, 2022 |
| 4 | Insider transaction | Apr 25, 2022 | Apr 22, 2022 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| 4 | Insider transaction | Jan 13, 2022 | Jan 12, 2022 |
| 4 | Insider transaction | Nov 12, 2021 | Nov 12, 2021 |
| 4 | Insider transaction | Sep 2, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Sep 2, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Sep 2, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Sep 2, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Sep 2, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Sep 2, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Sep 2, 2021 | Sep 1, 2021 |
| 4 | Insider transaction | Jul 9, 2021 | Jul 7, 2021 |
| 4 | Insider transaction | Jan 25, 2021 | Jan 25, 2021 |
| 4 | Insider transaction | Sep 3, 2020 | Sep 1, 2020 |
| 4 | Insider transaction | Sep 3, 2020 | Sep 1, 2020 |
| 4 | Insider transaction | Sep 2, 2020 | Sep 1, 2020 |
| 4 | Insider transaction | Sep 2, 2020 | Sep 1, 2020 |
| 4 | Insider transaction | Sep 2, 2020 | Sep 1, 2020 |
| 4 | Insider transaction | Sep 2, 2020 | Sep 1, 2020 |
| 4 | Insider transaction | Sep 2, 2020 | Sep 1, 2020 |
| 4 | Insider transaction | Sep 2, 2020 | Sep 1, 2020 |
| 4 | Insider transaction | Jul 24, 2020 | Jul 23, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 10, 2020 | — |
| 4 | Insider transaction | Oct 24, 2019 | Oct 22, 2019 |
| 4 | Insider transaction | Oct 24, 2019 | Oct 22, 2019 |
| 3 | Initial insider ownership | Oct 24, 2019 | Oct 22, 2019 |
| 3 | Initial insider ownership | Oct 24, 2019 | Oct 22, 2019 |
| SC 13D/A | Amended ownership over 5% (active) | Oct 22, 2019 | — |
| 4 | Insider transaction | Sep 4, 2019 | Sep 1, 2019 |
| 4 | Insider transaction | Sep 4, 2019 | Sep 1, 2019 |
| 4 | Insider transaction | Sep 4, 2019 | Sep 1, 2019 |
| 4 | Insider transaction | Sep 4, 2019 | Sep 1, 2019 |
| 4 | Insider transaction | Sep 4, 2019 | Sep 1, 2019 |
| 4 | Insider transaction | Sep 4, 2019 | Sep 1, 2019 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2019 | — |
| 4 | Insider transaction | Sep 5, 2018 | Sep 1, 2018 |
| 4 | Insider transaction | Sep 5, 2018 | Sep 1, 2018 |
| 4 | Insider transaction | Sep 5, 2018 | Sep 1, 2018 |
| 4 | Insider transaction | Sep 5, 2018 | Sep 1, 2018 |
| 4 | Insider transaction | Sep 5, 2018 | Sep 1, 2018 |
| 4 | Insider transaction | Sep 5, 2018 | Sep 1, 2018 |
| 4 | Insider transaction | Sep 5, 2018 | Sep 1, 2018 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2018 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 5, 2018 | — |
| 4 | Insider transaction | Sep 8, 2017 | Sep 7, 2017 |
| 4 | Insider transaction | Sep 5, 2017 | Sep 1, 2017 |
| 4 | Insider transaction | Sep 5, 2017 | Sep 1, 2017 |
| 4 | Insider transaction | Sep 5, 2017 | Aug 31, 2017 |
| 4 | Insider transaction | Sep 5, 2017 | Sep 1, 2017 |
| 4 | Insider transaction | Sep 5, 2017 | Sep 1, 2017 |
| 4 | Insider transaction | Sep 5, 2017 | Sep 1, 2017 |
| 4 | Insider transaction | Sep 5, 2017 | Sep 1, 2017 |
| 4 | Insider transaction | Aug 24, 2017 | Aug 23, 2017 |
| 4 | Insider transaction | May 1, 2017 | Apr 27, 2017 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 15, 2017 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2017 | — |
| 4 | Insider transaction | Sep 6, 2016 | Sep 1, 2016 |
| 4 | Insider transaction | Sep 6, 2016 | Sep 1, 2016 |
| 4 | Insider transaction | Sep 6, 2016 | Sep 1, 2016 |
| 4 | Insider transaction | Sep 6, 2016 | Sep 1, 2016 |
| 4 | Insider transaction | Sep 6, 2016 | Sep 1, 2016 |
| 4 | Insider transaction | Sep 6, 2016 | Sep 1, 2016 |
| 4 | Insider transaction | Sep 6, 2016 | Sep 1, 2016 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2016 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 4, 2016 | — |
| 4 | Insider transaction | Sep 3, 2015 | Sep 1, 2015 |
| 4 | Insider transaction | Sep 3, 2015 | Sep 1, 2015 |
| 4 | Insider transaction | Sep 3, 2015 | Sep 1, 2015 |
| 4 | Insider transaction | Sep 3, 2015 | Sep 1, 2015 |
| 4 | Insider transaction | Sep 3, 2015 | Sep 1, 2015 |
| 4 | Insider transaction | Sep 3, 2015 | Sep 1, 2015 |
| 4 | Insider transaction | Sep 3, 2015 | Sep 1, 2015 |
| 4 | Insider transaction | Aug 18, 2015 | Aug 17, 2015 |
| 4 | Insider transaction | Aug 18, 2015 | Aug 17, 2015 |
| 4 | Insider transaction | Jul 28, 2015 | Jul 24, 2015 |
| 4 | Insider transaction | Jul 6, 2015 | Jul 3, 2015 |
| 4 | Insider transaction | Apr 29, 2015 | Apr 28, 2015 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2015 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2015 | — |
| 4 | Insider transaction | Jan 16, 2015 | Jan 15, 2015 |
| 4 | Insider transaction | Sep 2, 2014 | Sep 1, 2014 |
| 4 | Insider transaction | Sep 2, 2014 | Sep 1, 2014 |
| 4 | Insider transaction | Sep 2, 2014 | Sep 1, 2014 |
| 4 | Insider transaction | Sep 2, 2014 | Sep 1, 2014 |
| 4 | Insider transaction | Sep 2, 2014 | Sep 1, 2014 |
| 4 | Insider transaction | Sep 2, 2014 | Sep 1, 2014 |
| 4 | Insider transaction | Sep 2, 2014 | Sep 1, 2014 |
| 4 | Insider transaction | Aug 27, 2014 | Aug 25, 2014 |
| 4 | Insider transaction | Aug 27, 2014 | Aug 26, 2014 |
| 4 | Insider transaction | Apr 17, 2014 | Apr 16, 2014 |
| 4 | Insider transaction | Mar 12, 2014 | Mar 10, 2014 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2014 | — |
| 4 | Insider transaction | Nov 26, 2013 | Nov 26, 2013 |
| 4 | Insider transaction | Nov 20, 2013 | Nov 18, 2013 |
| 3 | Initial insider ownership | Nov 20, 2013 | Nov 18, 2013 |
| 4 | Insider transaction | Sep 3, 2013 | Sep 1, 2013 |
| 4 | Insider transaction | Sep 3, 2013 | Sep 1, 2013 |
| 4 | Insider transaction | Sep 3, 2013 | Aug 30, 2013 |
| 4 | Insider transaction | Sep 3, 2013 | Sep 1, 2013 |
| 4 | Insider transaction | Sep 3, 2013 | Sep 1, 2013 |
| 4 | Insider transaction | Sep 3, 2013 | Sep 1, 2013 |
| 4 | Insider transaction | Sep 3, 2013 | Sep 1, 2013 |
| 4 | Insider transaction | Apr 29, 2013 | Apr 29, 2013 |
| 4 | Insider transaction | Apr 23, 2013 | Apr 22, 2013 |
| 4 | Insider transaction | Feb 25, 2013 | Feb 25, 2013 |
| 4 | Insider transaction | Jan 29, 2013 | Jan 29, 2013 |
| 4/A | Primary document | Nov 19, 2012 | Sep 1, 2012 |
| 4/A | Primary document | Nov 19, 2012 | Aug 31, 2012 |
| 4/A | Primary document | Nov 19, 2012 | Sep 1, 2012 |
| 4/A | Primary document | Nov 19, 2012 | Sep 1, 2012 |
| 4/A | Primary document | Nov 19, 2012 | Sep 1, 2012 |
| 4 | Insider transaction | Nov 19, 2012 | Nov 16, 2012 |
| 4 | Insider transaction | Nov 19, 2012 | Nov 16, 2012 |
| 4 | Insider transaction | Nov 19, 2012 | Nov 16, 2012 |
| 4 | Insider transaction | Nov 19, 2012 | Nov 16, 2012 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Coating, Engraving & Allied Services (SIC 3470)
- Listed as
- NTIC (Nasdaq)
- Fiscal year ends
- August 31
- Incorporated in
- DE
- Headquarters
- Circle Pines, MN
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 875582
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.