2 Form 4 filings for MGNX between 2026-08-18 and 2026-08-20, from 2 filers. 2 discretionary (1 sales, 1 purchases). None state a filing-level total — that aggregate began on 2026-08-17 — so each row below shows only its largest transaction. Prices ran $3 to $4.
| Filed | Filer | Role | Action | Shares largest txn | Price | Filing total | Txns |
|---|---|---|---|---|---|---|---|
| 2026-08-20 | Peters Jeffrey Stuart | sold | 31,105 | $4.15 | — | — | |
| 2026-08-18 | Bonvini Ezio | acquired | 40,000 | $2.60 | — | — | |
| 2 filings · 2 filers · disclosed totals only | $0 (0/2) | — | |||||