Keong Koh Soo 4
4 · NORTHERN TECHNOLOGIES INTERNATIONAL CORP · Filed Aug 24, 2017
Insider Transaction Report
Form 4
Keong Koh Soo
Director
Transactions
- Exercise/Conversion
Stock Option (right to buy)
2017-08-23$10.25/sh−4,000$41,000→ 0 totalExercise: $10.25Exp: 2017-08-31→ Common Stock (4,000 underlying) - Exercise/Conversion
Common Stock
2017-08-23$10.25/sh+4,000$41,000→ 16,666 total
Footnotes (1)
- [F1]This option fully vested on September 1, 2013.