GERDAU S.A.·4

Jun 15, 4:39 PM ET

Da Cunha Gustavo Werneck 4

4 · GERDAU S.A. · Filed Jun 15, 2026

Research Summary

AI-generated summary of this filing

Updated

Gerdau (GGB) CEO Da Cunha Buys 165,224 Shares

What Happened
Da Cunha Gustavo Werneck (CEO and board member) acquired 165,224 shares of Gerdau S.A. in an open-market purchase on June 12, 2026. The reported U.S. dollar price was $4.73 per share, for a total reported value of $781,510. This was a purchase (a bullish signal in that insiders are buying rather than selling), not a sale.

Key Details

  • Transaction date: June 12, 2026
  • Transaction type/code: Open-market purchase (P)
  • Shares acquired: 165,224
  • Price reported: $4.73 per share; total $781,510 (USD)
  • Currency note: Price was denominated in Brazilian reais and translated to USD using the June 12, 2026 selling rate of R$5.0827 per US$1.00 (Footnote F1). Footnote F2 appears in the filing but relates to an earlier April 9, 2026 translation rate.
  • Shares owned after the transaction: Not specified in the provided Form 4 excerpt
  • Filing timeliness: Report filed June 15, 2026 for a June 12 transaction — filed within the required Form 4 window (timely).

Context
Insider purchases are often watched by investors as a potentially bullish signal since executives are putting personal capital into the company; however, filings are factual records and do not state the insider’s motivation. This transaction was a straight purchase (no option exercise, award, or gift indicated).

Insider Transaction Report

Form 4
Period: 2026-06-12
Da Cunha Gustavo Werneck
CEO and Board Member
Transactions
  • Purchase

    Preferred shares

    [F1]
    2026-06-12$4.73/sh+165,224$781,510165,224 total
Holdings
  • Restricted Stock Units

    [F2]
    Exercise: $3.84From: 2027-02-12Exp: 2027-02-12Preferred shares (86,455 underlying)
    86,455
  • Restricted Stock Units

    [F2]
    Exercise: $3.73From: 2027-09-01Exp: 2027-09-01Preferred shares (152,887 underlying)
    152,887
  • Restricted Stock Units

    [F2]
    Exercise: $3.60From: 2028-02-12Exp: 2028-02-12Preferred shares (92,024 underlying)
    92,024
  • Restricted Stock Units

    [F2]
    Exercise: $4.10From: 2029-02-12Exp: 2029-02-12Preferred shares (86,598 underlying)
    86,598
Footnotes (2)
  • [F1]The price is denominated in Brazilian reais and has been translated into U.S. dollars at the June 12, 2026 selling rate of R$5.0827 per US$1.00, as reported by the Central Bank of Brazil.
  • [F2]The price is denominated in Brazilian reais and has been translated into U.S. dollars at the April 9, 2026 selling rate of R$5.0821 per US$1.00, as reported by the Central Bank of Brazil.
Signature
/s/ Gustavo Werneck Da Cunha|2026-06-15

Documents

1 file
  • 4
    primary_doc.xmlPrimary

    PRIMARY DOCUMENT