GGB Insider Trading

Gerdau S.A. · full profile →Last filing Jun 12, 2026
Net Selling · 180d
Open-Market Buys (180d)
$782K
1 insiders
Open-Market Sells (180d)
$4.6M
8 insiders
Net Insider Flow
-$3.8M
open market, 180d
Reporting Insiders
9
21 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

22 shown
DateInsiderRoleActionSharesPriceValue
Jun 12, 2026Da Cunha Gustavo WerneckCEO and Board MemberBuy(P)165K$4.73$782K
Jun 2, 2026Metz MauricioInsiderSell(S)7K$4.85$34K
Jun 2, 2026Wang Chia YuanInsiderSell(S)31K$4.49$139K
May 26, 2026Metz MauricioInsiderSell(S)5K$4.70$24K
May 22, 2026Japur Rafael DornelesInsiderSell(S)5K$4.75$24K
May 19, 2026Peres Cesar Obino da RosaOfficerSell(S)8K$4.60$37K
May 13, 2026Metz MauricioInsiderSell(S)5K$4.85$24K
May 8, 2026Da Cunha Gustavo WerneckCEO and Board MemberGrant(A)433K$0
May 8, 2026Da Cunha Gustavo WerneckCEO and Board MemberSell(S)433K$4.87$2.1M
May 5, 2026Wang Chia YuanInsiderSell(S)40K$4.75$190K
May 5, 2026Metz MauricioInsiderSell(S)2K$4.69$9K
Apr 30, 2026Wang Chia YuanInsiderSell(S)20K$4.54$91K
Apr 28, 2026Uhlein ClemirInsiderSell(S)38K$4.51$173K
Apr 28, 2026Wang Chia YuanInsiderSell(S)77K$4.49$344K
Apr 28, 2026Metz MauricioInsiderSell(S)1K$4.53$5K
Apr 28, 2026Da Cunha Gustavo WerneckCEO and Board MemberSell(S)88K$4.50$396K
Apr 10, 2026Wang Chia YuanInsiderSell(S)25K$4.21$105K
Apr 9, 2026Da Cunha Gustavo WerneckCEO and Board MemberSell(S)50K$4.16$208K
Apr 9, 2026Wahrhaftig Marcos Eduardo FaracoInsiderSell(S)12K$4.06$50K
Apr 8, 2026Da Cunha Gustavo WerneckCEO and Board MemberSell(S)50K$4.01$201K
Apr 8, 2026Wang Chia YuanInsiderSell(S)34K$4.00$136K
Mar 20, 2026Johannpeter Guilherme Chagas GerdauInsiderSell(S)86K$3.29$282K

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-01-042026-07-21. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).