3 Form 4 filings for GGB between 2026-08-10 and 2026-08-14, from 3 filers. 3 discretionary (3 sales, 0 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 $5 to $5.
| Filed | Filer | Role | Action | Shares largest txn | Price | Filing total | Txns |
|---|---|---|---|---|---|---|---|
| 2026-08-14 | Mattiello Marcos Zilles | sold | 111 | $5.11 | — | — | |
| 2026-08-12 | Johannpeter Andre Bier Gerdau | sold | 99,200 | $4.94 | — | — | |
| 2026-08-10 | Japur Rafael Dorneles | sold | 10,000 | $5.10 | — | — | |
| 3 filings · 3 filers · disclosed totals only | $0 (0/3) | — | |||||