von Falkenhausen Konstantin [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
10/14/2022	NORTHERN TECHNOLOGIES INTERNATIONAL CORP	NTIC	Exercise	Stock Option (right to buy)	6k	$5.13	$30.8k	10/14/2022
09/01/2022	NORTHERN TECHNOLOGIES INTERNATIONAL CORP	NTIC	Grant	Stock Option (right to buy)	10.3k	$11.38	$117.3k	09/01/2022
09/01/2021	NORTHERN TECHNOLOGIES INTERNATIONAL CORP	NTIC	Grant	Stock Option (right to buy)	6.9k	$16.97	$116.4k	09/01/2021
09/01/2020	NORTHERN TECHNOLOGIES INTERNATIONAL CORP	NTIC	Grant	Stock Option (right to buy)	16k	$8.24	$132.1k	09/01/2020
09/01/2019	NORTHERN TECHNOLOGIES INTERNATIONAL CORP	NTIC	Grant	Stock Option (right to buy)	11.7k	$10.80	$126.8k	09/01/2019
09/01/2018	NORTHERN TECHNOLOGIES INTERNATIONAL CORP	NTIC	Grant	Stock Option (right to buy)	2.8k	$36.45	$101.1k	09/01/2018