Northern Technologies International Corp (NTIC) insider trading
Every open-market stock purchase and sale by Northern Technologies International Corp executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- G Patrick Lynch (CEO) sold $129K in the last 90 days.
- Last insider buy: Konstantin von Falkenhausen (Director), $8K, 18 months ago.
Last 12 months: insiders bought $0 (0 buys) and sold $225K (2 sales). Last close $7.65 on Oct 22, 2026.
Recent NTIC insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Sep 4, 2026 | Gautam Ramdas (CEO) | Bought (not open market) | — |
| Sep 4, 2026 | Gautam Ramdas (CEO) | Bought (not open market) | — |
| Sep 1, 2026 | Cristina Lucia Duarte Pinho (Director) | Bought (not open market) | — |
| Sep 1, 2026 | Sarah E. Kemp (Director) | Bought (not open market) | — |
| Sep 1, 2026 | Nancy E. Calderon (Director) | Bought (not open market) | — |
| Sep 1, 2026 | Konstantin von Falkenhausen (Director) | Bought (not open market) | — |
| Sep 1, 2026 | Ramani Narayan (Director) | Bought (not open market) | — |
| Sep 1, 2026 | Sunggyu Lee (Director) | Bought (not open market) | — |
| Sep 1, 2026 | Richard Nigon (Director) | Bought (not open market) | — |
| Sep 1, 2026 | Matthew C Wolsfeld (CFO) | Bought (not open market) | — |
| Sep 1, 2026 | G Patrick Lynch (CEO) | Bought (not open market) | — |
| Jul 30, 2026 | G Patrick Lynch (CEO) | Sold | $129K |
| Jul 29, 2026 | G Patrick Lynch (CEO) | Sold | $16 |
| Jul 29, 2026 | G Patrick Lynch (CEO) | Bought (not open market) | — |
| Jul 20, 2026 | Richard Nigon (Director) | Sold | $96K |
| Jul 20, 2026 | Richard Nigon (Director) | Bought (not open market) | — |
| Jul 1, 2026 | Matthew C Wolsfeld (CFO) | Bought (not open market) | $79.6K |
| Jul 1, 2026 | Matthew C Wolsfeld (CFO) | Sold (not open market) | $79.6K |
| Jul 1, 2026 | Matthew C Wolsfeld (CFO) | Bought (not open market) | — |
| Feb 11, 2026 | Nancy E. Calderon (Director) | Bought (not open market) | $22 |
| Feb 11, 2026 | Nancy E. Calderon (Director) | Bought (not open market) | $20 |
| Nov 12, 2025 | Nancy E. Calderon (Director) | Bought (not open market) | $22 |
| Nov 12, 2025 | Nancy E. Calderon (Director) | Bought (not open market) | $20 |
Who's trading NTIC
- Gautam Ramdas, CEO: other filings, last Sep 4, 2026
- Sarah E. Kemp, Director: other filings, last Sep 1, 2026
- G Patrick Lynch, CEO: sold $129K (2 sales), last Sep 1, 2026
- Sunggyu Lee, Director: other filings, last Sep 1, 2026
- Richard Nigon, Director: sold $96K (1 sale), last Sep 1, 2026
- Ramani Narayan, Director: other filings, last Sep 1, 2026
- Cristina Lucia Duarte Pinho, Director: other filings, last Sep 1, 2026
- Matthew C Wolsfeld, CFO: other filings, last Sep 1, 2026
- Nancy E. Calderon, Director: other filings, last Sep 1, 2026
- Konstantin von Falkenhausen, Director: other filings, last Sep 1, 2026
Get free alerts when an insider at Northern Technologies International Corp files a new trade →