List of insiders holdings for NORTHERN TECHNOLOGIES INTERNATIONAL CORP:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | INTER ALIA HOLDING CO Lynch Juliane I 10% Owner | 2024-09-04 20:42:31 | 1,550,190 0 | 1,550,190 | Form 13D |
| 2 | LYNCH G PATRICK President and CEO 10% Owner | 2025-09-03 19:02:49 | 149,335 1,203,334 | 1,352,669 | Form 4 |
| 3 | LYNCH PHILIP M Chairman of the Board Emeritus | 2006-08-23 15:14:07 | 2,000 911,668 | 913,668 | Form 4/A |
| 4 | WOLSFELD MATTHEW C CFO and Corporate Secretary | 2025-09-03 19:10:50 | 200,815 0 | 200,815 | Form 4 |
| 5 | KUBIK DONALD A Director | 2009-09-01 16:57:57 | 136,286 0 | 136,286 | Form 4 |
| 6 | Narayan Ramani Director | 2025-09-03 16:55:35 | 123,050 0 | 123,050 | Form 4 |
| 7 | Keong Koh Soo Director | 2021-07-09 16:30:00 | 101,095 0 | 101,095 | Form 4 |
| 8 | NIGON RICHARD Director | 2025-09-03 16:50:39 | 47,148 0 | 47,148 | Form 4 |
| 9 | von Falkenhausen Konstantin Director | 2025-09-03 17:02:17 | 34,506 0 | 34,506 | Form 4 |
| 10 | LAREAU RICHARD G Director | 2003-10-02 15:21:38 | 31,000 0 | 31,000 | Form 5 |
| 11 | Lee Sunggyu Director | 2025-09-03 16:59:07 | 19,606 0 | 19,606 | Form 4 |
| 12 | Kemp Sarah E. Director | 2025-09-03 16:46:57 | 16,270 0 | 16,270 | Form 4 |
| 13 | Calderon Nancy E. Director | 2025-09-03 16:12:13 | 14,741 0 | 14,741 | Form 4 |
| 14 | Pinho Cristina Lucia Duarte Director | 2025-09-03 16:42:50 | 10,510 0 | 10,510 | Form 4 |
| 15 | TAYLOR STEPHAN C Director | 2004-09-01 17:11:08 | 9,000 0 | 9,000 | Form 4 |
| 16 | KIEL DIXON URSELA Director | 2003-09-25 14:35:33 | 7,000 0 | 7,000 | Form 4 |
| 17 | GENCER MEHMET Director | 2004-09-01 17:09:16 | 7,000 0 | 7,000 | Form 4 |
| 18 | Mayers Mark M Director | 2009-09-01 18:24:51 | 4,500 0 | 4,500 | Form 4 |
| 19 | CHENU PIERRE Director | 2013-11-26 16:48:15 | 4,500 0 | 4,500 | Form 4 |
| 20 | Colwell Barbara D. Director | 2018-09-05 17:12:49 | 4,273 0 | 4,273 | Form 4 |
| 21 | Frank Tilman Bernhard Director | 2010-09-03 17:32:57 | 4,000 0 | 4,000 | Form 4 |
| 22 | DALAL VINEET Mkting Mgr-New Technologies | 2006-07-25 14:06:29 | 2,000 0 | 2,000 | Form 4 |
| 23 | MENG TAO Director | 2004-09-01 17:10:08 | 2,000 0 | 2,000 | Form 4 |
| 24 | Rosenbaum Barry Director | 2007-09-05 13:55:25 | 2,000 0 | 2,000 | Form 4 |
| 25 | Coulombe Jean-Guy Director | 2006-09-01 12:32:38 | 2,000 0 | 2,000 | Form 4 |
| 26 | Yakubovskaya Tatayana Director | 2004-09-01 17:08:19 | 2,000 0 | 2,000 | Form 4 |
| 27 | Kallmeyer Vera Director | 2006-09-01 12:26:56 | 2,000 0 | 2,000 | Form 4 |
| 28 | Singh Ronnie A Vice President Int'l Tech Serv | 2004-09-02 10:57:17 | 0 0 | 0 | Form 3 |
| 29 | STONE MARK J Director | 2012-08-14 16:48:15 | 0 0 | 0 | Form 4 |
| 30 | Hahn Gerhard VP of European Strategy | 2004-10-15 12:33:34 | 0 0 | 0 | Form 3 |
| 31 | Wilaby Katherine A Controller | 2004-11-02 11:46:34 | 0 0 | 0 | Form 3 |