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NORTHERN TECHNOLOGIES INTERNATIONAL CORP

For the period ended Aug 31, 2025. Filed Nov 20, 2025.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Nov 20, 2025

NTIC$7.450.0%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Item 16. FORM 10-K SUMMARY

None.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

NORTHERN TECHNOLOGIES INTERNATIONAL CORPORATION
November 20, 2025By:/s/ G. Patrick Lynch
G. Patrick Lynch
President and Chief Executive Officer

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated.

NameTitleDate
/s/ G. Patrick Lynch G. Patrick LynchPresident and Chief Executive Officer and Director (principal executive officer)November 20, 2025
/s/ Matthew C. Wolsfeld, CPA Matthew C. Wolsfeld, CPAChief Financial Officer and Corporate Secretary (principal financial and accounting officer)November 20, 2025
/s/ Richard J. Nigon Richard J. NigonChairman of the BoardNovember 20, 2025
/s/ Nancy E. Calderon Nancy E. CalderonDirectorNovember 20, 2025
/s/ Sarah E. Kemp Sarah E. KempDirectorNovember 20, 2025
/s/ Sunggyu Lee, Ph.D. Sunggyu Lee, Ph.D.DirectorNovember 20, 2025
/s/ Ramani Narayan, Ph.D. Ramani Narayan, Ph.D.DirectorNovember 20, 2025
/s/ Cristina Pinho Cristina PinhoDirectorNovember 20, 2025
/s/ Konstantin von Falkenhausen Konstantin von FalkenhausenDirectorNovember 20, 2025
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.