Arkolith/Insider Trading/GGB/Form 4

Da Cunha Gustavo Werneck

CEO and Board MemberGERDAU S.A. (GGB) · full profile →Form 4 · filed May 12, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$2.1M
Net Open-Market Flow
-$2.1M
Transactions
2
2 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 8, 2026Grant(A)433K—$0433K
May 8, 2026Sell(S)433K$4.87$2.1M0

Transaction Codes

A
Grant / award
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0002120774-26-000003) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML