Northern Technologies International Corporation filings document operating results, governance matters, and capital-allocation actions for an operating company focused on ZERUST corrosion prevention and Natur-Tec bio-based and biodegradable polymer products. Recent Form 8-K reports include quarterly and annual financial-result exhibits with sales categories for ZERUST industrial, ZERUST oil and gas, Natur-Tec products, NTIC China, and joint venture operating income.
The filing record also covers annual meeting voting results, director elections and stockholder voting proposals disclosed through proxy-related materials, and dividend policy actions tied to debt reduction. These disclosures document NTIC’s capital structure and governance record alongside its corrosion-control and compostable-materials businesses.
On 07/24/2025 Northern Technologies International Corp. (NTIC) director Richard Nigon filed a Form 4 reporting two insider transactions. He exercised 12,000 stock options at an exercise price of $7.43 (Transaction Code M), converting them into common shares. A separate Code F entry shows the disposition of 10,873 shares at $8.20, typically representing shares withheld for taxes. After both moves, Nigon’s direct ownership stands at 39,062 shares; the related option position is now fully settled with zero derivative securities remaining. The exercised option was fully vested and would have expired on 08/31/2025.