{"schema_version":"secwatch.filing_event.v1","accession":"0001171843-26-006175","form_type":"8-K","ticker":"NTIC","cik":"0000875582","company_name":"NORTHERN TECHNOLOGIES INTERNATIONAL CORP","filed_at":"2026-09-22T20:46:33+00:00","discovered_at":"2026-09-22T20:47:06.884939+00:00","generated_at":"2026-09-22T20:47:13.603127+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"NTIC director Sunggyu Lee to not stand for re-election at Jan 15, 2027 annual meeting","bullets":["Sunggyu Lee, Ph.D., notified NTIC board on Sept 21, 2026 he will not seek re-election.","Departure effective at 2027 Annual Meeting of Stockholders, scheduled for January 15, 2027.","Lee's decision not based on any disagreement with Company operations, policies, or practices.","Lee remains on board until the annual meeting; no replacement named in filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001171843-26-006175","json":"https://secwatch.observer/filing/0001171843-26-006175.json","markdown":"https://secwatch.observer/filing/0001171843-26-006175.md","text":"https://secwatch.observer/filing/0001171843-26-006175.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/875582/000117184326006175/0001171843-26-006175-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/875582/000117184326006175/f8k_092226.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-22T20:47:13.603127+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"05902f871e","claim":"Sunggyu Lee departed as Director at NORTHERN TECHNOLOGIES INTERNATIONAL CORP.","evidence_excerpt":"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.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/875582/000117184326006175/0001171843-26-006175-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"will not stand for re-election"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}