Northern Technologies International Corp
NTIC- Exchange
- Nasdaq
- Industry
- Coating, Engraving & Allied Services
- SEC CIK
- 0000875582
In the last 90 days, Northern Technologies International Corp insiders filed 0 open-market purchases and 2 sales; 43 institutions reported holding it in 13F filings for Q2 2026, worth $24.3M in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Northern Technologies International Corp insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 2 filings
- 2 insiders, $224.6K in total
- Insiders trading
- 2
- Net value
- −$224.6K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Northern Technologies International Corp, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Ramdas Gautam | President and CEO | 118,932 | Sep 9, 2026 | 1 |
| Lynch G Patrick | President and CEO | 105,284 | Sep 4, 2026 | 2 |
| Wolsfeld Matthew C | CFO and Corporate Secretary | 170,966 | Sep 3, 2026 | 2 |
| Nigon Richard | Director | 54,574 | Sep 3, 2026 | 2 |
| Lee Sunggyu | Director | 9,507 | Sep 3, 2026 | 1 |
| Kemp Sarah E. | Director | 22,458 | Sep 3, 2026 | 1 |
| Pinho Cristina Lucia Duarte | Director | 16,698 | Sep 3, 2026 | 1 |
| von Falkenhausen Konstantin | Director | 18,219 | Sep 3, 2026 | 1 |
| Narayan Ramani | Director | 106,763 | Sep 3, 2026 | 1 |
| Calderon Nancy E. | Director | 20,940 | Sep 3, 2026 | 1 |
| Keong Koh Soo | Director | 101,095 | Jul 9, 2021 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 31, 2026 (view filing)4:34 PM ET | Jul 29-30 | 2 days | Lynch G PatrickPresident and CEO | SSale | −16.1K | $8.00 | −$128.5K | −13.2%105.3K after | 2 lots |
| Jul 21, 2026 (view filing)4:28 PM ET | Jul 20 | 1 day | Nigon RichardDirector | SSale | −12.0K | $8.00 | −$96.0K | −20.3%47.1K after | |
| May 6, 2025 (view filing) | May 6 | Same day | von Falkenhausen KonstantinDirector | PPurchase | +1.10K | $7.23 | +$7.95K | +6.4%18.2K after | |
| Apr 28, 2025 (view filing) | Apr 25 | 3 days | Calderon Nancy E.Director | PPurchase | +1.00K | $7.45 | +$7.45K | +14.4%7.95K after | |
| Apr 24, 2024 (view filing) | Apr 23 | 1 day | Kemp Sarah E.Director | PPurchase | +1.27K | $15.70 | +$20.0K | +28.4%5.76K after | |
| Aug 14, 2023 (view filing) | Aug 14 | Same day | Calderon Nancy E.Director | PPurchase | +500 | $13.17 | +$6.58K | +19.5%3.06K after | |
| Jul 27, 2023 (view filing) | Jul 27 | Same day | Nigon RichardDirector | SSale | −1.85K | $12.17 | −$22.5K | −5.2%33.6K after | |
| Apr 19, 2023 (view filing) | Apr 18 | 1 day | Kemp Sarah E.Director | PPurchase | +2.47K | $12.13 | +$30.0K | +122.9%4.49K after | |
| Jan 31, 2023 (view filing) | Jan 30 | 1 day | Calderon Nancy E.Director | PPurchase | +500 | $12.92 | +$6.46K | +24.3%2.56K after | |
| Jan 13, 2022 (view filing) | Jan 12 | 1 day | Kemp Sarah E.Director | PPurchase | +2.01K | $14.91 | +$30.0K | New position2.01K after | 2 lots |