G. PATRICK LYNCH - 08 Aug 2023 Form 4 Insider Report for NORTHERN TECHNOLOGIES INTERNATIONAL CORP (NTIC)

Role: President and CEO, Director, 10%+ Owner
Signature: /s/ Matthew C. Wolsfeld - Attorney-in-fact
Issuer symbol: NTIC
Transactions as of: 08 Aug 2023
Net transactions value: +$3.18
Form type: 4
Filing time: 10 Aug 2023, 16:44:38 UTC
Previous filing: 06 Oct 2022
Next filing: 06 Sep 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NTIC	Common Stock	Options Exercise	$85,334	+11,610	+12%	$7.35	108,893	08 Aug 2023	Direct
transaction	NTIC	Common Stock	Tax liability	$85,330	-6,387	-5.9%	$13.36	102,506	08 Aug 2023	Direct
holding	NTIC	Common Stock						1,203,334	08 Aug 2023	See footnote	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	NTIC	Stock Option (right to buy)	Options Exercise	$0	-11,610	-100%	$0.000000^*	0	08 Aug 2023	Common Stock	11,610	$7.35	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These shares are held directly by Inter Alia Holding Company of which G. Patrick Lynch is an officer and stockholder. Mr. G. Patrick Lynch disclaims beneficial ownership of the shares held by Inter Alia Holding Company, except to the extent of his pecuniary interest therein.
F2	This option has fully vested.