Lee Sunggyu 4
4 · NORTHERN TECHNOLOGIES INTERNATIONAL CORP · Filed Aug 21, 2023
Insider Transaction Report
Form 4
Lee Sunggyu
Director
Transactions
- Exercise/Conversion
Common Stock
2023-08-17$7.35/sh+8,000$58,800→ 8,000 total - Tax Payment
Common Stock
2023-08-17$12.56/sh−4,681$58,793→ 3,319 total - Exercise/Conversion
Stock Option (right to buy)
[F1]2023-08-17−8,000→ 0 totalExercise: $7.35Exp: 2023-08-31→ Common Stock (8,000 underlying)
Footnotes (1)
- [F1]This option has fully vested.
Signature
/s/ Matthew C. Wolsfeld, Attorney-in-fact|2023-08-21