Keong Koh Soo 4
4 · NORTHERN TECHNOLOGIES INTERNATIONAL CORP · Filed Sep 5, 2018
Insider Transaction Report
Form 4
Keong Koh Soo
Director
Transactions
- Award
Stock Option (right to buy)
2018-09-01+2,773→ 2,773 totalExercise: $36.45From: 2019-09-01Exp: 2028-08-31→ Common Stock (2,773 underlying)
Holdings
- 16,666
Common Stock