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| SEC Filing | Insider | Company | Trade Date | Transaction | Shares | Avg. Price | Total | % Holdings | Return |
|---|---|---|---|---|---|---|---|---|---|
| 24-Apr-24 4:56 PM View:  | Kemp Sarah E. Director | Northern Technologies Inter... (NTIC) | 23-Apr-24 | Private Purchase | 1,275 | $15.70 | $20,017.50 | 28% 4.49K to 5.76K | |
| 28-Aug-23 5:48 PM View: | von Falkenhausen Konstantin Director | Northern Technologies Inter... (NTIC) | 28-Aug-23 | Option Exercise | 8,000 | $7.35 | $58,800.00 | 111% 7.2K to 15.2K | |
| 06-Sep-23 6:18 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 17-Aug-23 | Acquisition (small) | 14 | $13.07 | $182.74 | < 1% 3.1K to 3.12K | |
| 21-Aug-23 4:07 PM View: | Lee Sunggyu Director | Northern Technologies Inter... (NTIC) | 17-Aug-23 | Option Exercise | 8,000 | $7.35 | $58,800.00 | 100% 0 to 8.0K | |
| 21-Aug-23 4:07 PM View: | Lee Sunggyu Director | Northern Technologies Inter... (NTIC) | 17-Aug-23 | Payment of Exercise | 4,681 | $12.56 | $58,793.40 | (59%) 8.0K to 3.32K | |
| 14-Aug-23 4:23 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 14-Aug-23 | Private Purchase | 500 | $13.17 | $6,585.00 | 20% 2.56K to 3.06K | |
| 10-Aug-23 4:44 PM View: | Lynch G Patrick President and CEO Director 10% Owner | Northern Technologies Inter... (NTIC) | 08-Aug-23 | Payment of Exercise | 6,387 | $13.36 | $85,330.30 | (< 1%) 1.31M to 1.31M | |
| 10-Aug-23 4:44 PM View: | Lynch G Patrick President and CEO Director 10% Owner | Northern Technologies Inter... (NTIC) | 08-Aug-23 | Option Exercise | 11,610 | $7.35 | $85,333.50 | < 1% 1.3M to 1.31M | |
| 27-Jul-23 5:48 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 27-Jul-23 | Option Sale | 1,847 | $12.17 | $22,478.00 | (5%) 35.45K to 33.6K | |
| 27-Jul-23 5:48 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 26-Jul-23 | Payment of Exercise | 7,153 | $12.33 | $88,196.50 | (17%) 42.6K to 35.45K | |
| 27-Jul-23 5:48 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 26-Jul-23 | Option Exercise | 12,000 | $7.35 | $88,200.00 | 39% 30.6K to 42.6K | |
| 12-Jul-23 5:17 PM View: | Wolsfeld Matthew C CFO and Corporate Secretary | Northern Technologies Inter... (NTIC) | 11-Jul-23 | Option Exercise | 8,582 | $7.35 | $63,077.70 | 6% 151.76K to 160.34K | |
| 06-Sep-23 6:18 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 18-May-23 | Acquisition (small) | 16 | $11.56 | $181.56 | < 1% 3.09K to 3.1K | |
| 19-Apr-23 4:28 PM View: | Kemp Sarah E. Director | Northern Technologies Inter... (NTIC) | 18-Apr-23 | Private Purchase | 2,473 | $12.13 | $30,000.00 | 123% 2.01K to 4.49K | |
| 06-Sep-23 6:18 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 21-Feb-23 | Acquisition (small) | 14 | $13.17 | $180.66 | < 1% 3.07K to 3.09K | |
| 31-Jan-23 4:59 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 30-Jan-23 | Private Purchase | 500 | $12.92 | $6,458.70 | 24% 2.06K to 2.56K | |
| 06-Sep-23 6:18 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 16-Nov-22 | Acquisition (small) | 11 | $12.96 | $144.90 | < 1% 3.06K to 3.07K | |
| 17-Oct-22 4:52 PM View: | von Falkenhausen Konstantin Director | Northern Technologies Inter... (NTIC) | 14-Oct-22 | Option Exercise | 6,000 | $5.12 | $30,750.00 | 500% 1.2K to 7.2K | |
| 06-Oct-22 5:24 PM View: | Wolsfeld Matthew C CFO and Corporate Secretary | Northern Technologies Inter... (NTIC) | 04-Oct-22 | Payment of Exercise | 10,086 | $13.83 | $139,489.00 | (6%) 161.81K to 151.73K | |
| 06-Oct-22 5:24 PM View: | Wolsfeld Matthew C CFO and Corporate Secretary | Northern Technologies Inter... (NTIC) | 04-Oct-22 | Option Exercise | 27,218 | $5.12 | $139,492.00 | 20% 134.59K to 161.81K | |
| 06-Oct-22 5:35 PM View: | Lynch G Patrick President and CEO Director 10% Owner | Northern Technologies Inter... (NTIC) | 04-Oct-22 | Payment of Exercise | 13,645 | $13.83 | $188,710.00 | (1%) 1.31M to 1.3M | |
| 06-Oct-22 5:35 PM View: | Lynch G Patrick President and CEO Director 10% Owner | Northern Technologies Inter... (NTIC) | 04-Oct-22 | Option Exercise | 36,824 | $5.12 | $188,723.00 | 3% 1.28M to 1.31M | |
| 03-Oct-22 5:34 PM View: | Narayan Ramani Director | Northern Technologies Inter... (NTIC) | 29-Sep-22 | Option Exercise | 43,763 | $8.82 | $385,814.00 | 69% 63.0K to 106.76K | |
| 06-Sep-22 9:28 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 18-Aug-22 | Acquisition (small) | 13 | $11.39 | $143.88 | < 1% 2.05K to 2.06K | |
| 06-Sep-22 9:28 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 19-May-22 | Acquisition (small) | 14 | $10.02 | $143.01 | < 1% 2.03K to 2.05K | |
| 25-Apr-22 4:59 PM View: | Narayan Ramani Director | Northern Technologies Inter... (NTIC) | 22-Apr-22 | Option Exercise | 8,000 | $7.43 | $59,400.00 | 15% 55.0K to 63.0K | |
| 06-Sep-22 9:28 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 17-Feb-22 | Acquisition (small) | 11 | $13.32 | $142.26 | < 1% 2.02K to 2.04K | |
| 13-Jan-22 4:02 PM View: | Kemp Sarah E. Director | Northern Technologies Inter... (NTIC) | 12-Jan-22 | Private Purchase | 2,012 | $14.91 | $30,005.40 | 100% 0 to 2.01K | |
| 06-Sep-22 9:28 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 18-Nov-21 | Acquisition (small) | 9 | $16.39 | $141.66 | < 1% 2.02K to 2.02K | |
| 12-Nov-21 5:59 PM View: | Narayan Ramani Director | Northern Technologies Inter... (NTIC) | 12-Nov-21 | Option Exercise | 16,000 | $8.70 | $139,200.00 | 41% 39.0K to 55.0K | |
| 09-Jul-21 4:30 PM View: | Keong Koh Soo Director | Northern Technologies Inter... (NTIC) | 07-Jul-21 | Option Exercise | 67,763 | $8.63 | $584,494.00 | 203% 33.33K to 101.09K | |
| 25-Jan-21 6:11 PM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 25-Jan-21 | Private Purchase | 1,000 | $14.78 | $14,775.80 | 100% 1.0K to 2.0K | |
| 24-Jul-20 8:07 AM View: | Calderon Nancy E. Director | Northern Technologies Inter... (NTIC) | 23-Jul-20 | Private Purchase | 1,000 | $8.60 | $8,600.00 | 100% 0 to 1.0K | |
| 08-Sep-17 5:33 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 07-Sep-17 | Option Exercise | 1,500 | $10.25 | $15,375.00 | 11% 13.8K to 15.3K | |
| 05-Sep-17 5:18 PM View: | Narayan Ramani Director | Northern Technologies Inter... (NTIC) | 31-Aug-17 | Option Exercise | 4,000 | $10.25 | $41,000.00 | 26% 15.5K to 19.5K | |
| 24-Aug-17 4:50 PM View: | Keong Koh Soo Director | Northern Technologies Inter... (NTIC) | 23-Aug-17 | Option Exercise | 4,000 | $10.25 | $41,000.00 | 32% 12.67K to 16.67K | |
| 01-May-17 4:17 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 27-Apr-17 | Option Exercise | 4,000 | $10.25 | $41,000.00 | 41% 9.8K to 13.8K | |
| 18-Aug-15 4:43 PM View: | Narayan Ramani Director | Northern Technologies Inter... (NTIC) | 17-Aug-15 | Option Exercise | 4,000 | $9.76 | $39,040.00 | 35% 11.5K to 15.5K | |
| 18-Aug-15 4:31 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 17-Aug-15 | Option Exercise | 4,000 | $9.76 | $39,040.00 | 48% 8.28K to 12.28K | |
| 18-Aug-15 4:31 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 17-Aug-15 | Payment of Exercise | 2,477 | $15.76 | $39,037.50 | (20%) 12.28K to 9.8K | (91%) |
| 28-Jul-15 4:25 PM View: | von Falkenhausen Konstantin Director | Northern Technologies Inter... (NTIC) | 24-Jul-15 | Market Purchase | 600 | $17.02 | $10,212.00 | 100% 0 to 0.6K | 77% |
| 06-Jul-15 4:32 PM View: | Keong Koh Soo Director | Northern Technologies Inter... (NTIC) | 03-Jul-15 | Option Exercise | 4,000 | $9.76 | $39,040.00 | 46% 8.67K to 12.67K | |
| 29-Apr-15 4:29 PM View: | Colwell Barbara D. Director | Northern Technologies Inter... (NTIC) | 28-Apr-15 | Market Purchase | 1,000 | $17.38 | $17,379.00 | 200% 0.5K to 1.5K | 73% |
| 16-Jan-15 4:55 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 15-Jan-15 | Payment of Exercise | 1,056 | $22.53 | $23,791.70 | (11%) 9.33K to 8.28K | (33%) |
| 16-Jan-15 4:55 PM View: | Nigon Richard Director | Northern Technologies Inter... (NTIC) | 15-Jan-15 | Option Exercise | 2,333 | $10.20 | $23,796.60 | 33% 7.0K to 9.33K | |
| 27-Aug-14 4:43 PM View: | Narayan Ramani Director | Northern Technologies Inter... (NTIC) | 26-Aug-14 | Option Exercise | 4,000 | $8.57 | $34,280.00 | 53% 7.5K to 11.5K | |
| 27-Aug-14 5:05 PM View: | Keong Koh Soo Director | Northern Technologies Inter... (NTIC) | 25-Aug-14 | Option Exercise | 4,000 | $8.57 | $34,280.00 | 86% 4.67K to 8.67K | |
| 17-Apr-14 4:37 PM View: | Lynch G Patrick President and CEO Director 10% Owner | Northern Technologies Inter... (NTIC) | 16-Apr-14 | Market Option Sale | 12,000 | $21.25 | $255,000.00 | (2%) 650.72K to 638.72K | (41%) |
| 17-Apr-14 4:37 PM View: | Lynch G Patrick President and CEO Director 10% Owner | Northern Technologies Inter... (NTIC) | 16-Apr-14 | Option Exercise | 12,000 | $7.65 | $91,800.00 | 2% 638.72K to 650.72K | |
| 12-Mar-14 4:37 PM View: | Wolsfeld Matthew C CFO and Corporate Secretary | Northern Technologies Inter... (NTIC) | 10-Mar-14 | Option Exercise | 9,000 | $7.65 | $68,850.00 | 16% 57.97K to 66.97K |
