6 insiders reported 20 Form 4 transactions for NOCOPI TECHNOLOGIES INC/MD/ (NNUP) over the past 18 months (most recent 2026-08-20). Recent activity: Winger Matthew C. (Chief Executive Officer) Buy 5,000 shares, Winger Matthew C. (Chief Executive Officer) Buy 200 shares, Glickman Debra Elyse (Chief Financial Officer) Buy 10,000 shares, Glickman Debra Elyse (Chief Financial Officer) Sell 2,360 shares, Westenburg Kevin Camerer (President) Buy 20,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-20 | Winger Matthew C. | Chief Executive Officer | Buy | 5,000 | $8,550 |
| 2026-08-20 | Winger Matthew C. | Chief Executive Officer | Buy | 200 | $360 |
| 2026-01-05 | Glickman Debra Elyse | Chief Financial Officer | Buy | 10,000 | $0 |
| 2026-01-05 | Glickman Debra Elyse | Chief Financial Officer | Sell | 2,360 | $0 |
| 2026-01-05 | Westenburg Kevin Camerer | President | Buy | 20,000 | $0 |
| 2026-01-05 | Westenburg Kevin Camerer | President | Buy | 33,333 | $50,000 |
| 2026-01-05 | Winger Matthew C. | Chief Executive Officer | Buy | 10,000 | $0 |
| 2025-12-30 | Glickman Debra Elyse | Chief Financial Officer | Buy | 5,000 | $0 |
| 2025-12-30 | Glickman Debra Elyse | Chief Financial Officer | Sell | 2,360 | $0 |
| 2025-09-15 | Frost Gamma Investments Trust | Insider | Buy | 21,930 | $0 |
| 2025-09-15 | FROST PHILLIP MD ET AL | Insider | Buy | 21,930 | $0 |
| 2025-08-28 | Westenburg Kevin Camerer | President | Buy | 5,000 | $8,000 |
| 2025-08-28 | Westenburg Kevin Camerer | President | Buy | 1,500 | $2,445 |
| 2025-08-28 | Westenburg Kevin Camerer | President | Buy | 4,000 | $6,600 |
| 2025-08-21 | Westenburg Kevin Camerer | President | Buy | 5,000 | $8,000 |
| 2025-08-21 | Westenburg Kevin Camerer | President | Buy | 2,500 | $4,000 |
| 2025-06-10 | Frost Gamma Investments Trust | Insider | Buy | 195,852 | $215,437 |
| 2025-06-10 | FROST PHILLIP MD ET AL | Insider | Buy | 195,852 | $215,437 |
| 2025-06-10 | STEINBERG JOSEPH S | Insider | Buy | 195,851 | $215,436 |
| 2025-06-10 | Winger Matthew C. | Chief Executive Officer | Buy | 101,416 | $111,558 |
Source: SEC Form 4 filings · as of 2026-08-20