Northern Technologies International CorporationSEC Filings
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All SEC filings by Northern Technologies International Corporation (NTIC) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.
Financials
| 10-Q | Quarterly report | View Diff | Jul 9, 2026 | |
| 10-Q | Quarterly report | View Diff | Apr 9, 2026 | |
| 10-Q | Quarterly report | View Diff | Jan 8, 2026 | |
| ARS | Annual report to shareholders | Dec 1, 2025 | ||
| 10-K | Annual report | View Diff | Nov 20, 2025 | |
| 10-Q | Quarterly report | View Diff | Jul 10, 2025 | |
| 10-Q | Quarterly report | View Diff | Apr 10, 2025 | |
| 10-Q | Quarterly report | View Diff | Jan 10, 2025 | |
| ARS | Annual report to shareholders | Dec 2, 2024 | ||
| 10-K | Annual report | View Diff | Nov 19, 2024 |
Events
| 8-K | Northern Technologies International Corporation Reports Financial Results for Third Quarter Fiscal 2026 | Jul 9, 2026 | ||
| 8-K | Other Events | Apr 24, 2026 | ||
| 8-K | Northern Technologies International Corporation Reports Financial Results for Second Quarter Fiscal 2026 | Apr 9, 2026 | ||
| 8-K | Submission of Matters to a Vote of Security Holders | Jan 16, 2026 | ||
| 8-K | Northern Technologies International Corporation Reports Financial Results for First Quarter Fiscal 2026 | Jan 8, 2026 | ||
| 8-K | Entry Into a Material Definitive Agreement | Dec 18, 2025 | ||
| 8-K | Northern Technologies International Corporation Reports Financial Results for Fourth Quarter and Full Year Fiscal 2025 | Nov 18, 2025 | ||
| 8-K | Northern Technologies International Corporation Reports Financial Results for Third Quarter Fiscal 2025 | Jul 10, 2025 | ||
| 8-K | Northern Technologies International Corporation Reports Financial Results for Second Quarter Fiscal 2025 | Apr 10, 2025 | ||
| 8-K | Submission of Matters to a Vote of Security Holders | Jan 17, 2025 |
Registrations and Prospectuses
| S-8 | Registration of securities for employees | Jan 22, 2024 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Jan 22, 2024 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Jan 22, 2024 | ||
| S-8 | Registration of securities for employees | Jan 19, 2021 | ||
| S-8 | Registration of securities for employees | Jan 28, 2019 | ||
| S-3 | Shelf registration | Dec 5, 2012 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Feb 3, 2012 | ||
| S-8 | Registration of securities for employees | Jan 24, 2011 | ||
| S-8 POS | Registration of securities for employees (post-effective amendment) | Nov 23, 2010 | ||
| 424B5 | Prospectus supplement for primary offering | Sep 18, 2009 |
Proxies
| DEF 14A | Definitive proxy | View Diff | Dec 1, 2025 | |
| DEFA14A | Additional proxy soliciting materials | Dec 1, 2025 | ||
| DEFA14A | Additional proxy soliciting materials | Dec 2, 2024 | ||
| DEF 14A | Definitive proxy | View Diff | Dec 2, 2024 | |
| DEFA14A | Additional proxy soliciting materials | Dec 4, 2023 | ||
| DEF 14A | Definitive proxy | View Diff | Dec 4, 2023 | |
| DEFA14A | Additional proxy soliciting materials | Dec 20, 2022 | ||
| DEFA14A | Additional proxy soliciting materials | Dec 5, 2022 | ||
| DEF 14A | Definitive proxy | View Diff | Dec 5, 2022 | |
| PRE 14A | Preliminary proxy | Nov 16, 2022 |
Other
| UPLOAD | Letter from SEC | Mar 10, 2015 | ||
| CORRESP | Correspondence with SEC | Feb 20, 2015 | ||
| UPLOAD | Letter from SEC | Feb 10, 2015 | ||
| EFFECT | Notice of effectiveness | Dec 18, 2012 | ||
| UPLOAD | Letter from SEC | Jun 29, 2010 | ||
| CORRESP | Correspondence with SEC | Jun 24, 2010 | ||
| UPLOAD | Letter from SEC | Jun 21, 2010 | ||
| CORRESP | Correspondence with SEC | May 27, 2010 | ||
| UPLOAD | Letter from SEC | May 13, 2010 | ||
| CORRESP | Correspondence with SEC | Mar 16, 2010 |