GERDAU S.A. (GGB) — Insider Trading
Insider trading activity for GERDAU S.A. sourced from SEC EDGAR Form 4 filings.
Overview
- Total insider trades: 27
- Last trade date: Sep 25, 2026
- Ticker: GGB
Top Insiders
- Da Cunha Gustavo Werneck (CEO and Board Member) — 6 trades, buy: $782K, sell: $2.9M
- Wang Chia Yuan — 6 trades, buy: $0, sell: $1.0M
- Johannpeter Guilherme Chagas Gerdau — 2 trades, buy: $0, sell: $563K
- Wahrhaftig Marcos Eduardo Faraco — 2 trades, buy: $404K, sell: $50K
- Johannpeter Claudio — 1 trades, buy: $0, sell: $423K
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Sep 23, 2026 | Johannpeter Claudio | GGB GERDAU S.A. | SELL | 85,607 | $423K |
| Sep 17, 2026 | Lopes Rafael Gamboa | GGB GERDAU S.A. | SELL | 51,800 | $264K |
| Jul 15, 2026 | Wahrhaftig Marcos Eduardo Faraco | GGB GERDAU S.A. | BUY | 107,749 | $404K |
| Jun 12, 2026 | Da Cunha Gustavo Werneck | GGB GERDAU S.A. | BUY | 165,224 | $782K |
| Jun 2, 2026 | Wang Chia Yuan | GGB GERDAU S.A. | SELL | 30,935 | $139K |
| Jun 2, 2026 | Metz Mauricio | GGB GERDAU S.A. | SELL | 7,000 | $34K |
| May 26, 2026 | Metz Mauricio | GGB GERDAU S.A. | SELL | 5,000 | $24K |
| May 22, 2026 | Japur Rafael Dorneles | GGB GERDAU S.A. | SELL | 5,000 | $24K |
| May 19, 2026 | Peres Cesar Obino da Rosa | GGB GERDAU S.A. | SELL | 8,000 | $37K |
| May 13, 2026 | Metz Mauricio | GGB GERDAU S.A. | SELL | 5,000 | $24K |
| May 8, 2026 | Da Cunha Gustavo Werneck | GGB GERDAU S.A. | SELL | 432,854 | $2.1M |
| May 8, 2026 | Da Cunha Gustavo Werneck | GGB GERDAU S.A. | OTHER | 432,774 | N/A |
| May 5, 2026 | Metz Mauricio | GGB GERDAU S.A. | SELL | 2,000 | $9K |
| May 5, 2026 | Wang Chia Yuan | GGB GERDAU S.A. | SELL | 40,000 | $190K |
| Apr 28, 2026 | Da Cunha Gustavo Werneck | GGB GERDAU S.A. | SELL | 88,000 | $396K |
| Apr 30, 2026 | Wang Chia Yuan | GGB GERDAU S.A. | SELL | 20,000 | $91K |
| Apr 28, 2026 | Uhlein Clemir | GGB GERDAU S.A. | SELL | 38,276 | $173K |
| Apr 28, 2026 | Wang Chia Yuan | GGB GERDAU S.A. | SELL | 76,700 | $344K |
| Apr 28, 2026 | Metz Mauricio | GGB GERDAU S.A. | SELL | 1,000 | $5K |
| Apr 10, 2026 | Wang Chia Yuan | GGB GERDAU S.A. | SELL | 25,000 | $105K |