Over the last 12 months, Gerdau insiders reported 1 buy totaling $782K and 4 sales totaling $220K across SEC Form 4 filings.
| Date | Insider | Type | Shares | Avg price | Value | Δ stake | Marks |
|---|---|---|---|---|---|---|---|
| Jun 12, 2026 | Da Cunha Gustavo WerneckCEO and Board Member · O | ▲ Buy | 165,224 | $4.73 | $782K | — | — |
| Jun 2, 2026 | Metz Mauricio | ▼ Sale | 7,000 | $4.85 | $34K | -23.7% | — |
| Jun 2, 2026 | Wang Chia Yuan | ▼ Sale | 30,935 | $4.49 | $139K | -100% | — |
| May 26, 2026 | Metz Mauricio | ▼ Sale | 5,000 | $4.7 | $24K | -14.5% | — |
| May 22, 2026 | Japur Rafael Dorneles | ▼ Sale | 5,000 | $4.75 | $24K | -4.9% | — |
Corporate insiders — officers, directors and 10%+ owners — must report their trades to the SEC on Form 4 within two business days. We group each filing's transactions into one economic event (a laddered 10b5-1 sale is one event, not 25 rows), flag pre-arranged plans and late filings, and link every event to its AI-scored article in the $GGB feed.