NTIC · ISSUER CIK 875582
NORTHERN TECHNOLOGIES INTERNATIONAL CORP
Between Aug 1, 2026 and Oct 29, 2026, 6 NORTHERN TECHNOLOGIES INTERNATIONAL CORP insiders reported $0.00 of open-market purchases and $0.00 of sales on SEC Form 4.
↗6 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. No open-market sales in the window.
$0.00Insider buying
$0.00Insider selling
$0.00Net open-market
Sep 9, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 9, 202621:36 | Sep 4, 2026 | NTIC | President and CEO | A · GrantLate 5d | — | +43,805 | 118,932 | +58% | — | ||
| Sep 3, 202616:26 | Sep 1, 2026 | NTIC | Director | A · Grant | — | +7,426 | 54,574 | +16% | — | ||
| Sep 3, 202616:23 | Sep 1, 2026 | NTIC | Director | A · Grant | — | +6,188 | 9,507 | +186% | — | ||
| Sep 3, 202616:19 | Sep 1, 2026 | NTIC | Director | A · Grant | — | +6,188 | 22,458 | +38% | — | ||
| Sep 3, 202616:14 | Sep 1, 2026 | NTIC | Director | A · Grant | — | +6,188 | 16,698 | +59% | — | ||
| Sep 3, 202616:01 | Feb 11, 2026from Nov 12, 2025 | NTIC | Director | L · SmallLate 204d | $8.38 | +10 | 14,752 | +0% | $84.79 | ||
| Sep 3, 202616:01 | Sep 1, 2026 | NTIC | Director | A · Grant | — | +6,188 | 20,940 | +42% | — |