Calderon Nancy E. 4
4 · NORTHERN TECHNOLOGIES INTERNATIONAL CORP · Filed Sep 3, 2025
Insider Transaction Report
Form 4
Calderon Nancy E.
Director
Transactions
- Small Acquisition
Common Stock
2025-02-12$11.26/sh+6.433$72→ 7,977.696 total - Small Acquisition
Common Stock
2025-05-14$7.35/sh+2.777$20→ 7,993.972 total - Small Acquisition
Common Stock
2025-02-12$11.26/sh+13.5$152→ 7,991.195 total - Small Acquisition
Common Stock
2025-05-14$7.35/sh+2.973$22→ 7,996.945 total - Award
Common Stock
2025-09-01+6,739→ 14,741.427 total - Small Acquisition
Common Stock
2024-11-13$13.29/sh+11.377$151→ 7,971.262 total - Small Acquisition
Common Stock
2025-08-13$7.72/sh+2.834$22→ 8,002.427 total - Small Acquisition
Common Stock
2024-11-13$13.29/sh+5.422$72→ 7,959.885 total - Small Acquisition
Common Stock
2025-08-13$7.72/sh+2.648$20→ 7,999.593 total
Footnotes (2)
- [F1]These shares will vest on September 1, 2026 and be issued upon settlement of a restricted stock unit award granted under the Northern Technologies International Corporation 2024 Stock Incentive Plan, conditioned upon the Reporting Person remaining a director of Northern Technologies International Corporation through the vesting date.
- [F2]Includes 6,739 shares issuable upon vesting and settlement of restricted stock units and 46.7041 shares held in the Reporting Person's IRA.