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Da Cunha Gustavo Werneck

SEC insider (Form 3/4/5 filer). CIK 0002120774. CEO and Board Member at GERDAU S.A. (GGB). 6 reported Form 4/5 transactions since Sep 2024; latest on Jun 12, 2026. Located in SAO PAULO.

Companies Da Cunha Gustavo Werneck has filed insider reports for

  • GERDAU S.A. (GGB): Officer, CEO and Board Member
Da Cunha Gustavo Werneck profile photo

Da Cunha Gustavo Werneck

CIK: 0002120774

Transaction Breakdown

Open Market Buys (P)1 (16.7%)

High conviction signal

Open Market Sales (S)4 (66.7%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)1 (16.7%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

GERDAU S.A. logo
GGB

GERDAU S.A.

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

  • GERDAU S.A. logo
    GGB

    GERDAU S.A.

    Jun 12, 2026
    Purchase
    Direct
    165.2K shares at avg. $4.73$782K
  • GERDAU S.A. logo
    GGB

    GERDAU S.A.

    May 8, 2026
    Award
    Direct
    432.8K shares-
  • GERDAU S.A. logo
    GGB

    GERDAU S.A.

    May 8, 2026
    Sale
    Direct
    432.9K shares at avg. $4.87$2.1M
  • GERDAU S.A. logo
    GGB

    GERDAU S.A.

    Apr 28, 2026
    Sale
    Direct
    88K shares at avg. $4.50$396K
  • GERDAU S.A. logo
    GGB

    GERDAU S.A.

    Apr 9, 2026
    Sale
    Direct
    50K shares at avg. $4.16$208K
  • GERDAU S.A. logo
    GGB

    GERDAU S.A.

    Apr 8, 2026
    Sale
    Direct
    50K shares at avg. $4.01$201K

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