Eck Stephen L. (CIK 1669041) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-02-19). Recent activity: Buy MGNX (16,665 shares), Sell MGNX (4,942 shares), Buy MGNX (11,168 shares), Sell MGNX (3,312 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-02-19 | MACROGENICS INC (MGNX) | Chief Medical Officer | Buy | 16,665 | $0 |
| 2025-02-19 | MACROGENICS INC (MGNX) | Chief Medical Officer | Sell | 4,942 | $12,652 |
| 2025-02-11 | MACROGENICS INC (MGNX) | Chief Medical Officer | Buy | 11,168 | $0 |
| 2025-02-11 | MACROGENICS INC (MGNX) | Chief Medical Officer | Sell | 3,312 | $8,611 |
Source: SEC Form 4 filings · as of 2025-02-19