InsiderTrades

Peres Cesar Obino da Rosa

SEC CIK 2120380 · EDGAR

Buying vs selling by month open-market trades, last 24 months, GGB
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
GGBGERDAU S.A.Off 8 — $36.8K 12026-05-192026-05-19

Most active insiders at GGB, 12 months

#InsiderTitleBoughtSold
1 Da Cunha Gustavo WerneckCEO, Board Member $781.5K$2.91M
2 Wang Chia YuanSenior management —$1.01M
3 Johannpeter Guilherme Chagas GerdauVice-COB of Board —$563.3K
4 Johannpeter Andre Bier GerdauCOB of Board of Directors —$490.0K
5 Lopes Rafael GamboaEVP —$263.7K
6 Uhlein ClemirSenior Management —$172.6K
7 Metz MauricioEVP —$99.8K
8 Japur Rafael DornelesVP, CFO, IR Off —$74.8K
9 Mattiello Marcos ZillesSenior Management —$53.1K
10 Wahrhaftig Marcos Eduardo FaracoEVP —$50.4K
11 Peres Cesar Obino da RosaOff —$36.8K

Transactions 1

Type
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X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-05-22 08:47 2026-05-19 GGB GERDAU S.A. Peres Cesar Obino da Rosa Off S - Sale $4.60 -8,000 8 -100% -$36.8K

Purchase Sale Sale after option exercise All abbreviations