Johannpeter Andre Bier Gerdau (CIK 2121122) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-12). Recent activity: Sell GGB (99,200 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-12 | GERDAU S.A. (GGB) | Insider | Sell | 99,200 | $490,048 |
Source: SEC Form 4 filings · as of 2026-08-12