NTIC · Northern Technologies International Corporation Common Stock
View on chartInsiders & Stakes
| Matthew C. Wolsfeld CFO and Corporate Secretary | ▼ Sell | Tax Withholding | 170,966 Shares held | 7/1/2026 | View profile |
| Ramdas Gautam President and CEO | ▲ Buy | Grant | 118,932 Shares held | 9/4/2026 | View profile |
| Narayan Ramani Director | ▲ Buy | Option Exercise | 106,763 Shares held | 9/29/2022 | View profile |
| G. Patrick Lynch President and CEO | ▼ Sell | Open Market | 105,284 Shares held | 7/30/2026 | View profile |
| Richard Nigon Director | ▲ Buy | Grant | 54,574 Shares held | 9/1/2026 | View profile |
| Sarah E. Kemp Director | ▲ Buy | Grant | 22,458 Shares held | 9/1/2026 | View profile |
| Nancy E. Calderon Director | ▲ Buy | Grant | 20,940 Shares held | 9/1/2026 | View profile |
| von Falkenhausen Konstantin Director | ▲ Buy | Open Market | 18,219 Shares held | 5/6/2025 | View profile |
| Cristina Lucia Duarte Pinho Director | ▲ Buy | Grant | 16,698 Shares held | 9/1/2026 | View profile |
| Sunggyu Lee Director | ▲ Buy | Grant | 9,507 Shares held | 9/1/2026 | View profile |
Transaction History
| Ramdas Gautam | ▲ Buy | Grant | 43,805 | $0 | 9/4/2026 |
| Richard Nigon | ▲ Buy | Grant | 7,426 | $0 | 9/1/2026 |
| Sunggyu Lee | ▲ Buy | Grant | 6,188 | $0 | 9/1/2026 |
| Sarah E. Kemp | ▲ Buy | Grant | 6,188 | $0 | 9/1/2026 |
| Cristina Lucia Duarte Pinho | ▲ Buy | Grant | 6,188 | $0 | 9/1/2026 |
| Nancy E. Calderon | ▲ Buy | Grant | 6,188 | $0 | 9/1/2026 |
| G. Patrick Lynch | ▼ Sell | Open Market | 16,070 | $129K | 7/30/2026 |
| G. Patrick Lynch | ▼ Sell | Open Market | 2 | $16 | 7/29/2026 |
| G. Patrick Lynch | ▲ Buy | Option Exercise | 16,072 | $108K | 7/29/2026 |
| Richard Nigon | ▼ Sell | Open Market | 12,000 | $96K | 7/20/2026 |
| Richard Nigon | ▲ Buy | Option Exercise | 12,000 | $80K | 7/20/2026 |
| Matthew C. Wolsfeld | ▲ Buy | Option Exercise | 11,879 | $80K | 7/1/2026 |
| Matthew C. Wolsfeld | ▼ Sell | Tax Withholding | 9,169 | $80K | 7/1/2026 |
| Nancy E. Calderon | ▼ Sell | Other | 2 | $20 | 2/11/2026 |
| Nancy E. Calderon | ▼ Sell | Other | 3 | $22 | 2/11/2026 |
| Nancy E. Calderon | ▼ Sell | Other | 3 | $20 | 11/12/2025 |
| Nancy E. Calderon | ▼ Sell | Other | 3 | $22 | 11/12/2025 |
| Richard Nigon | ▲ Buy | Grant | 8,086 | $0 | 9/1/2025 |
| Sarah E. Kemp | ▲ Buy | Grant | 6,739 | $0 | 9/1/2025 |
| Cristina Lucia Duarte Pinho | ▲ Buy | Grant | 6,739 | $0 | 9/1/2025 |
| Nancy E. Calderon | ▲ Buy | Grant | 6,739 | $0 | 9/1/2025 |
| Nancy E. Calderon | ▼ Sell | Other | 3 | $20 | 8/13/2025 |
| Nancy E. Calderon | ▼ Sell | Other | 3 | $22 | 8/13/2025 |
| Richard Nigon | ▼ Sell | Tax Withholding | 10,873 | $89K | 7/24/2025 |
| Richard Nigon | ▲ Buy | Option Exercise | 12,000 | $89K | 7/24/2025 |
| Nancy E. Calderon | ▼ Sell | Other | 3 | $20 | 5/14/2025 |
| Nancy E. Calderon | ▼ Sell | Other | 3 | $22 | 5/14/2025 |
| von Falkenhausen Konstantin | ▲ Buy | Open Market | 1,100 | $8K | 5/6/2025 |
| Nancy E. Calderon | ▲ Buy | Open Market | 1,000 | $7K | 4/25/2025 |
| Nancy E. Calderon | ▼ Sell | Other | 6 | $72 | 2/12/2025 |
| Nancy E. Calderon | ▼ Sell | Other | 13 | $152 | 2/12/2025 |
| Nancy E. Calderon | ▼ Sell | Other | 5 | $72 | 11/13/2024 |
| Nancy E. Calderon | ▼ Sell | Other | 11 | $151 | 11/13/2024 |
| Cristina Lucia Duarte Pinho | ▲ Buy | Grant | 3,771 | $0 | 9/1/2024 |
| Nancy E. Calderon | ▲ Buy | Grant | 3,771 | $0 | 9/1/2024 |
| Sarah E. Kemp | ▲ Buy | Grant | 3,771 | $0 | 9/1/2024 |
| G. Patrick Lynch | ▲ Buy | Option Exercise | 10,488 | $105K | 8/26/2024 |
| G. Patrick Lynch | ▼ Sell | Tax Withholding | 7,710 | $105K | 8/26/2024 |
| Nancy E. Calderon | ▼ Sell | Other | 6 | $72 | 8/14/2024 |
| Nancy E. Calderon | ▼ Sell | Other | 11 | $150 | 8/14/2024 |
| Richard Nigon | ▲ Buy | Option Exercise | 12,000 | $121K | 8/1/2024 |
| Richard Nigon | ▼ Sell | Tax Withholding | 7,665 | $100K | 8/1/2024 |
| von Falkenhausen Konstantin | ▲ Buy | Option Exercise | 8,000 | $80K | 7/31/2024 |
| von Falkenhausen Konstantin | ▼ Sell | Tax Withholding | 6,081 | $80K | 7/31/2024 |
| Matthew C. Wolsfeld | ▲ Buy | Option Exercise | 7,752 | $78K | 7/15/2024 |
| Nancy E. Calderon | ▼ Sell | Other | 4 | $71 | 5/15/2024 |
| Nancy E. Calderon | ▼ Sell | Other | 13 | $150 | 5/15/2024 |
| Sarah E. Kemp | ▲ Buy | Open Market | 1,275 | $20K | 4/23/2024 |
| Nancy E. Calderon | ▼ Sell | Other | 5 | $71 | 2/14/2024 |
| Nancy E. Calderon | ▼ Sell | Other | 11 | $149 | 2/14/2024 |
| Nancy E. Calderon | ▼ Sell | Other | 6 | $71 | 11/16/2023 |
| Nancy E. Calderon | ▼ Sell | Other | 11 | $148 | 11/16/2023 |
| von Falkenhausen Konstantin | ▲ Buy | Option Exercise | 8,000 | $59K | 8/28/2023 |
| Nancy E. Calderon | ▼ Sell | Other | 14 | $183 | 8/17/2023 |
| Sunggyu Lee | ▲ Buy | Option Exercise | 8,000 | $59K | 8/17/2023 |
| Sunggyu Lee | ▼ Sell | Tax Withholding | 4,681 | $59K | 8/17/2023 |
| Nancy E. Calderon | ▲ Buy | Open Market | 500 | $7K | 8/14/2023 |
| G. Patrick Lynch | ▲ Buy | Option Exercise | 11,610 | $85K | 8/8/2023 |
| G. Patrick Lynch | ▼ Sell | Tax Withholding | 6,387 | $85K | 8/8/2023 |
| Richard Nigon | ▼ Sell | Open Market | 1,847 | $22K | 7/27/2023 |
| Richard Nigon | ▲ Buy | Option Exercise | 12,000 | $88K | 7/26/2023 |
| Richard Nigon | ▼ Sell | Tax Withholding | 7,153 | $88K | 7/26/2023 |
| Matthew C. Wolsfeld | ▲ Buy | Option Exercise | 8,582 | $63K | 7/11/2023 |
| Nancy E. Calderon | ▼ Sell | Other | 16 | $182 | 5/18/2023 |
| Sarah E. Kemp | ▲ Buy | Open Market | 2,473 | $30K | 4/18/2023 |
| Nancy E. Calderon | ▼ Sell | Other | 14 | $181 | 2/21/2023 |
| Nancy E. Calderon | ▲ Buy | Open Market | 500 | $6K | 1/30/2023 |
| Nancy E. Calderon | ▼ Sell | Other | 11 | $145 | 11/16/2022 |
| von Falkenhausen Konstantin | ▲ Buy | Option Exercise | 6,000 | $31K | 10/14/2022 |
| Matthew C. Wolsfeld | ▲ Buy | Option Exercise | 27,218 | $139K | 10/4/2022 |
| Matthew C. Wolsfeld | ▼ Sell | Tax Withholding | 10,086 | $139K | 10/4/2022 |
| G. Patrick Lynch | ▼ Sell | Tax Withholding | 13,645 | $189K | 10/4/2022 |
| G. Patrick Lynch | ▲ Buy | Option Exercise | 36,824 | $189K | 10/4/2022 |
| Narayan Ramani | ▲ Buy | Option Exercise | 8,000 | $54K | 9/29/2022 |
| Narayan Ramani | ▲ Buy | Option Exercise | 8,000 | $73K | 9/29/2022 |
| Narayan Ramani | ▲ Buy | Option Exercise | 11,737 | $127K | 9/29/2022 |
| Narayan Ramani | ▲ Buy | Option Exercise | 16,026 | $132K | 9/29/2022 |
| Nancy E. Calderon | ▼ Sell | Other | 13 | $144 | 8/18/2022 |
| Nancy E. Calderon | ▼ Sell | Other | 14 | $143 | 5/19/2022 |
| Narayan Ramani | ▲ Buy | Option Exercise | 8,000 | $59K | 4/22/2022 |
| Nancy E. Calderon | ▼ Sell | Other | 11 | $142 | 2/17/2022 |
| Sarah E. Kemp | ▲ Buy | Open Market | 32 | $480 | 1/12/2022 |
| Sarah E. Kemp | ▲ Buy | Open Market | 1,980 | $30K | 1/12/2022 |
| Nancy E. Calderon | ▼ Sell | Other | 9 | $142 | 11/18/2021 |
| Narayan Ramani | ▲ Buy | Option Exercise | 8,000 | $59K | 11/12/2021 |
| Narayan Ramani | ▲ Buy | Option Exercise | 8,000 | $80K | 11/12/2021 |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 5, 2026
NTIC Aims for Higher Margins via Oil & Gas and Compostable Plastics
Northern Technologies International announced a focus on oil and gas services and an expansion of its compostable plastics line to improve profit margins. The company expects these segments to generate higher earnings as it pursues more efficient operations. The move is noted while the stock trades near its 52‑week high and analysts retain a $13 price target.
NTIC Aims for Higher Margins via Oil & Gas and Compostable Plastics. Northern Technologies International announced a focus on oil and gas services and an expansion of its compostable plastics line to improve profit margins. The company expects these segments to generate higher earnings as it pursues more efficient operations. The move is noted while the stock trades near its 52‑week high and analysts retain a $13 price target.