Risser Eric Blasius (CIK 1587774) reported 10 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-17). Recent activity: Buy MGNX (16,665 shares), Sell MGNX (6,433 shares), Buy MGNX (6,668 shares), Sell MGNX (2,575 shares), Buy MGNX (11,166 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-17 | MACROGENICS INC (MGNX) | President and CEO | Buy | 16,665 | $0 |
| 2026-02-17 | MACROGENICS INC (MGNX) | President and CEO | Sell | 6,433 | $11,000 |
| 2026-02-10 | MACROGENICS INC (MGNX) | President and CEO | Buy | 6,668 | $0 |
| 2026-02-10 | MACROGENICS INC (MGNX) | President and CEO | Sell | 2,575 | $4,661 |
| 2026-02-10 | MACROGENICS INC (MGNX) | President and CEO | Buy | 11,166 | $0 |
| 2026-02-10 | MACROGENICS INC (MGNX) | President and CEO | Sell | 4,311 | $7,803 |
| 2025-02-19 | MACROGENICS INC (MGNX) | Chief Operating Officer | Buy | 16,665 | $0 |
| 2025-02-19 | MACROGENICS INC (MGNX) | Chief Operating Officer | Sell | 6,433 | $16,468 |
| 2025-02-11 | MACROGENICS INC (MGNX) | Chief Operating Officer | Buy | 11,168 | $0 |
| 2025-02-11 | MACROGENICS INC (MGNX) | Chief Operating Officer | Sell | 4,311 | $11,209 |
Source: SEC Form 4 filings · as of 2026-02-17