SEC Form 4 · accession 0001213869-26-000008
NORTHERN TECHNOLOGIES INTERNATIONAL CORP · NTIC
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Richard Nigon
Director
Period of report
Jul 20, 2026
Accepted (ET)
Jul 21, 2026 · 4:28 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000875582
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jul 20, 2026 | M | 12,000 | $6.70 | A | 59,148 | D | |
| Common StockF1 | Jul 20, 2026 | S | 12,000 | $8.004 | D | 47,148 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (right to buy)F2 | $6.70 | Jul 20, 2026 | M | 12,000 | D | — | Aug 31, 2026 | Common Stock | 12,000 | 0 | D |
Explanation of responses
- F1The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.00 to $8.04, inclusive. The reporting person undertakes to provide to Northern Technologies International Corporation (NTIC), any security holder of NTIC, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.
- F2This option has fully vested.