Matthew C. Winger, Insider at NOCOPI TECHNOLOGIES INC/MD/ (NNUP), bought 5,000 shares at $0.19 ($950) on 2022-03-17, disclosed to the SEC on 2022-03-18.
Open-market purchase of $950 NNUP by Insider. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.
| Filing → |
| NNUP | BUY | 2024-05-28 | $22K | — | Filing → |
| NNUP | BUY | 2023-08-28 | $16K | — | Filing → |
| NNUP | BUY | 2022-05-25 | $4K | — | Filing → |