NORTHERN TECHNOLOGIES INTERNATIONAL CORP — Director's Dealing 2021

Jul 9, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NORTHERN TECHNOLOGIES INTERNATIONAL CORP (NTIC)
CIK: 0000875582
Period of Report: 2021-07-07

Reporting Person: Keong Koh Soo (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-07-07	Common Stock	M	8000	$7.35	Acquired	41332	Direct
2021-07-07	Common Stock	M	8000	$10.05	Acquired	49332	Direct
2021-07-07	Common Stock	M	8000	$7.43	Acquired	57332	Direct
2021-07-07	Common Stock	M	8000	$6.7	Acquired	65332	Direct
2021-07-07	Common Stock	M	8000	$9.18	Acquired	73332	Direct
2021-07-07	Common Stock	M	11737	$10.8	Acquired	85069	Direct
2021-07-07	Common Stock	M	16026	$8.24	Acquired	101095	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-07-07	Stock Option (right to buy)	$7.35	M	8000	Disposed	2023-08-31	Common Stock (8000)	Direct
2021-07-07	Stock Option (right to buy)	$10.05	M	8000	Disposed	2024-08-31	Common Stock (8000)	Direct
2021-07-07	Stock Option (right to buy)	$7.43	M	8000	Disposed	2025-08-31	Common Stock (8000)	Direct
2021-07-07	Stock Option (right to buy)	$6.7	M	8000	Disposed	2026-08-31	Common Stock (8000)	Direct
2021-07-07	Stock Option (right to buy)	$9.18	M	8000	Disposed	2027-08-31	Common Stock (8000)	Direct
2021-07-07	Stock Option (right to buy)	$10.8	M	11737	Disposed	2029-08-31	Common Stock (11737)	Direct
2021-07-07	Stock Option (right to buy)	$8.24	M	16026	Disposed	2030-08-31	Common Stock (16026)	Direct

Footnotes

F1: This option has fully vested.