WOLSFELD MATTHEW C (CFO and Corporate Secretary) exercised options at NORTHERN TECHNOLOGIES INTERNATIONAL CORP
Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.
M · 1 exercise
Filed: 7/2/2026ACC: 0001258563-26-000001
Officer· CFO and Corporate Secretary
Since Sep 2018
-9.17K
Net shares
Net seller
$79.6K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
11.88K acquired · 21.05K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+11.88K
Price / share
$6.70
Trade value
$79.59K
% of position
7.1%
7/1/2026
168.26K→180.13K
Common Stock
Direct
Shares
−9.17K
Price / share
$8.68
Trade value
$79.59K
% of position
5.1%
7/1/2026
180.13K→170.97K
Total
Net shares
+2.71K
Net value
$2.38
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 7/1/2026 | M · Option Exercise | +11.88K | $6.70 | $79.59K | 7.1% | 168.26K | 180.13K |
| Common Stock Direct | 7/1/2026 | F · Tax Withholding | −9.17K | $8.68 | $79.59K | 5.1% | 180.13K | 170.97K |
| Total | +2.71K | $2.38 | ||||||
Derivative Transactions1
Stock Option (right to buy)
Direct
Converts to
Common Stock
11.88K shares
Shares
−11.88K
Strike price
6.7
Held after
0.00
Exercisable
—
7/1/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (right to buy) Direct | Common Stock11.88K shares | 7/1/2026 | M · Option Exercise | −11.88K | 6.7 | — | 0.00 |