Current Report · Items 5.02 · 8-K

Northern Technologies International Corporation

NTICNASDAQEQUITYCurrent

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On September 21, 2026, Sunggyu Lee, Ph.…

Filed Sep 22, 2026Accepted Sep 22, 2026, 4:46 PM EDTCIK 875582Accession 0001171843-26-006175

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Current securities

NTICNASDAQ · EQUITY · Current

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NORTHERN TECHNOLOGIES INTERNATIONAL CORPORATION · 8-K · Filed 2026-09-22

As filed in this accession. Current/historical status below comes from the governed listing record; the cover itself remains exact to this filing.

Common stock, par value $0.02 per share

Symbol: NTIC
Exchange: NASDAQ
Classification: COMMON
Status: Current

Filing context

Context: AsOf2026-09-21

Dimensions: Not supplied

Accession 000117184326006175 · 1 registered-security cover member

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Items 5.02

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Item 5.02Item 5.02 - Departure/Election of Directors

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On September 21, 2026, Sunggyu Lee, Ph. D., a member of the Board of Directors, of Northern Technologies International Corporation (the “Company”), notified the Company that he will not stand for re-election to the Company’s Board of Directors at the 2027 Annual Meeting of Stockholders of the Company, currently scheduled to be held on January 15, 2027. Dr. Lee’s decision was not based on any disagreement with the Company on any matter relating to the Company’s operations, policies or practices.