NORTHERN TECHNOLOGIES INTERNATIONAL CORP·4

Sep 3, 7:10 PM ET

WOLSFELD MATTHEW C 4

4 · NORTHERN TECHNOLOGIES INTERNATIONAL CORP · Filed Sep 3, 2025

Insider Transaction Report

Form 4
Period: 2025-09-01
WOLSFELD MATTHEW C
CFO and Corporate Secretary
Transactions
  • Award

    Stock Option (right to buy)

    2025-09-01+32,55932,559 total
    Exercise: $7.42Exp: 2035-08-31Common Stock (32,559 underlying)
Holdings
  • Common Stock

    168,256
Footnotes (2)
  • [F1]Includes 80 shares that were purchased under the Northern Technologies International Employee Stock Purchase Plan.
  • [F2]This option vests with respect to 10,853 shares on each of September 1, 2026, September 1, 2027, and September 1, 2028.

Documents

1 file
  • 4
    primary_doc.xmlPrimary

    PRIMARY DOCUMENT