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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

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OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
SEC FORM 4/Grant or awardVerified data

Wahrhaftig Marcos Eduardo Faraco reported GGB

Executive Vice President · GERDAU S.A. · GERDAU S.A. — Restricted Stock Units

Side
A
Value
$404K
Shares
107.7K
Price
$3.75
Executed
Jul 15, 2026
Disclosed
Aug 27, 2026
Disclosure timeline43 days from execution to publication · legal deadline 2 business days
Jul 15 executedAug 27, 2026 disclosed

GGB · daily

Yahoo Finance chart API
▲Execution▼Disclosure●Material company filing●Other disclosed buy●Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.

Insider Score

Experimental signal
26/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Grant or award — administrative, little informational value

  • Relative size+7 / 25

$404K reported value · new position

  • Filing timing+15 / 15

    Disclosed 31 business days after execution (deadline: 2)

  • Historical behavior+4 / 15

    1 prior trade recorded in this security

  • Frequency & clustering0 / 15

    No clustered activity in the dataset

  • Market events0 / 10

    No material company filing within 60 days after the trade

    • The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.

    Other disclosed activity · GGB

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    44
    JC
    Johannpeter ClaudioVice-Chairman of Board
    GGBGERDAU S.A.
    Open-market sale
    		SELL$423K
    85.6K sh
    		Sep 23, 2026Sep 25, 2026
    traded Sep 23, 2026
    		+2dSEC FORM 4

    Evidence

    40
    LG
    Lopes Rafael GamboaExecutive Vice President
    GGBGERDAU S.A.
    Open-market sale
    		SELL$264K
    51.8K sh
    		Sep 17, 2026Sep 21, 2026
    traded Sep 17, 2026
    		+4dSEC FORM 4

    Evidence

    61
    MZ
    Mattiello Marcos ZillesSenior Management
    GGBGERDAU S.A.
    Open-market sale
    		SELL$53K
    10.4K sh
    		Jun 8, 2026Aug 14, 2026
    traded Jun 8, 2026
    		+67dSEC FORM 4

    Evidence

    40
    JG
    Johannpeter Andre Bier GerdauChairman of Board of Directors
    GGBGERDAU S.A.
    Open-market sale
    		SELL$490K
    99.2K sh
    		Aug 10, 2026Aug 12, 2026
    traded Aug 10, 2026
    		+2dSEC FORM 4

    Evidence

    29
    JD
    Japur Rafael DornelesVP, CFO and IR Officer
    GGBGERDAU S.A.
    Open-market sale
    		SELL$51K
    10.0K sh
    		Aug 6, 2026Aug 10, 2026
    traded Aug 6, 2026
    		+4dSEC FORM 4

    Evidence

    54
    DW
    Da Cunha Gustavo WerneckCEO and Board Member
    GGBGERDAU S.A.
    Open-market purchase
    		BUY$782K
    165.2K sh
    		Jun 12, 2026Jun 15, 2026
    traded Jun 12, 2026
    		+3dSEC FORM 4

    Evidence

    40
    MM
    Metz MauricioExecutive Vice President
    GGBGERDAU S.A.
    Open-market sale
    		SELL$34K
    7,000 sh
    		Jun 2, 2026Jun 3, 2026
    traded Jun 2, 2026
    		+1dSEC FORM 4

    Evidence

    47
    WY
    Wang Chia YuanSenior Management
    GGBGERDAU S.A.
    Open-market sale
    		SELL$139K
    30.9K sh
    		Jun 2, 2026Jun 3, 2026
    traded Jun 2, 2026
    		+1dSEC FORM 4

    Evidence

    36
    MM
    Metz MauricioExecutive Vice President
    GGBGERDAU S.A.
    Open-market sale
    		SELL$24K
    5,000 sh
    		May 26, 2026May 28, 2026
    traded May 26, 2026
    		+2dSEC FORM 4

    Evidence

    36
    JD
    Japur Rafael DornelesVP, CFO and IR Officer
    GGBGERDAU S.A.
    Open-market sale
    		SELL$24K
    5,000 sh
    		May 22, 2026May 26, 2026
    traded May 22, 2026
    		+4dSEC FORM 4

    Evidence

    54
    PR
    Peres Cesar Obino da RosaOfficer
    GGBGERDAU S.A.
    Open-market sale
    		SELL$37K
    8,000 sh
    		May 19, 2026May 22, 2026
    traded May 19, 2026
    		+3dSEC FORM 4

    Evidence

    36
    MM
    Metz MauricioExecutive Vice President
    GGBGERDAU S.A.
    Open-market sale
    		SELL$24K
    5,000 sh
    		May 13, 2026May 15, 2026
    traded May 13, 2026
    		+2dSEC FORM 4

    Evidence

    17
    DW
    Da Cunha Gustavo WerneckCEO and Board Member
    GGBGERDAU S.A.
    Grant or award
    		A—
    432.8K sh
    		May 8, 2026May 12, 2026
    traded May 8, 2026
    		+4dSEC FORM 4

    Evidence

    53
    DW
    Da Cunha Gustavo WerneckCEO and Board Member
    GGBGERDAU S.A.
    Open-market sale
    		SELL$2.11M
    432.9K sh
    		May 8, 2026May 12, 2026
    traded May 8, 2026
    		+4dSEC FORM 4

    Evidence

    38
    MM
    Metz MauricioExecutive Vice President
    GGBGERDAU S.A.
    Open-market sale
    		SELL$9,380
    2,000 sh
    		May 5, 2026May 8, 2026
    traded May 5, 2026
    		+3dSEC FORM 4

    Evidence

    47
    WY
    Wang Chia YuanSenior management
    GGBGERDAU S.A.
    Open-market sale
    		SELL$190K
    40.0K sh
    		May 5, 2026May 7, 2026
    traded May 5, 2026
    		+2dSEC FORM 4

    Evidence

    56
    DW
    Da Cunha Gustavo WerneckCEO and Board Member
    GGBGERDAU S.A.
    Open-market sale
    		SELL$396K
    88.0K sh
    		Apr 28, 2026May 5, 2026
    traded Apr 28, 2026
    		+7dSEC FORM 4

    Evidence

    43
    WY
    Wang Chia YuanSenior management
    GGBGERDAU S.A.
    Open-market sale
    		SELL$91K
    20.0K sh
    		Apr 30, 2026May 4, 2026
    traded Apr 30, 2026
    		+4dSEC FORM 4

    Evidence

    51
    UC
    Uhlein ClemirSenior Management
    GGBGERDAU S.A.
    Open-market sale
    		SELL$173K
    38.3K sh
    		Apr 28, 2026Apr 30, 2026
    traded Apr 28, 2026
    		+2dSEC FORM 4

    Evidence

    32
    MM
    Metz MauricioExecutive Vice President
    GGBGERDAU S.A.
    Open-market sale
    		SELL$4,530
    1,000 sh
    		Apr 28, 2026Apr 30, 2026
    traded Apr 28, 2026
    		+2dSEC FORM 4

    Evidence

    Evidence

    Verified data

    Read directly from the primary public document; every field below is as reported by the filer.

    Source

    Document
    SEC Form 4
    Publisher
    U.S. Securities and Exchange Commission (EDGAR)
    Document ID
    0002120458-26-000002
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Jul 15, 2026
    Published
    Aug 27, 2026
    Ingested by INSIDER
    Nov 5, 02:20 UTC
    Last re-read
    Nov 5, 02:20 UTC

    Extracted facts

    Filer
    Wahrhaftig Marcos Eduardo Faraco
    Role
    Executive Vice President
    Transaction
    Grant or awardAs filed: “A”
    Asset
    GERDAU S.A. — Restricted Stock Units
    Ticker
    GGB
    Shares
    107.7K
    Price per share
    $3.75
    Value
    $404,059
    Execution date (reported)
    Jul 15, 2026
    Owned after transaction
    107.7K shares
    Days from execution to publication
    43

    Calculation

    Value = shares × reported price per share

    • Shares: 107.7K
    • Price: $3.75

    = $404,059

    What this establishes

    Wahrhaftig Marcos Eduardo Faraco filed this Form 4 reporting a grant or award of GGB on Jul 15, 2026. It became public on Aug 27, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.

    Extraction

    Method
    Form 4 XML
    Confidence
    1.00
    Executive Vice President
    Wahrhaftig Marcos Eduardo Faracocik:0002120458
    Issuer
    GERDAU S.A.cik:0001073404

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.

    Data sources
    SEC FORM 47m ago
    HOUSE PTR6m ago
    SEC 13F6m ago
    ROBINHOOD CHAIN6m ago