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Data sources

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

RH CHAIN…
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
01Overview02Daily Brief03Live04Congress05Corporate Insiders06Government Money07Political Influence08Institutions09Washington Network10Follow the Power11Disclosure Clock12AI Investigator13Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 49m ago
HOUSE PTR8m ago
SEC 13F8m ago
ROBINHOOD CHAIN8m ago
SEC FORM 4/Tax withholdingVerified data

Tatusko Michael G reported GVA

Senior Vice President · GRANITE CONSTRUCTION INC · Common Stock

Side
F
Value
$20K
Shares
152
Price
$133.31
Executed
Nov 3, 2026
Disclosed
Nov 4, 2026
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
Nov 3 executedNov 4, 2026 disclosed

GVA · 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
9/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Tax withholding — administrative, little informational value

  • Relative size+1 / 25

$20K reported value · 0.5% of prior position

  • Filing timing0 / 15

    Disclosed 1 business day after execution (deadline: 2)

  • Historical behavior+8 / 15

    First recorded trade by this actor 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 · GVA

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    9
    TG
    Tatusko Michael GSenior Vice President
    GVAGRANITE CONSTRUCTION INC
    Tax withholding
    		F$39K
    291 sh
    		Nov 3, 2026Nov 4, 2026
    traded Nov 3, 2026
    		+1dSEC FORM 4

    Evidence

    9
    TG
    Tatusko Michael GSenior Vice President
    GVAGRANITE CONSTRUCTION INC
    Tax withholding
    		F$23K
    171 sh
    		Nov 3, 2026Nov 4, 2026
    traded Nov 3, 2026
    		+1dSEC FORM 4

    Evidence

    29
    RT
    Romer John TimothyDirector
    GVAGRANITE CONSTRUCTION INC
    Open-market purchase
    		BUY$39K
    273 sh
    		Jun 15, 2026Jun 15, 2026
    traded Jun 15, 2026
    		+0dSEC FORM 4

    Evidence

    36
    RT
    Romer John TimothyDirector
    GVAGRANITE CONSTRUCTION INC
    Open-market purchase
    		BUY$53K
    375 sh
    		Jun 12, 2026Jun 15, 2026
    traded Jun 12, 2026
    		+3dSEC FORM 4

    Evidence

    25
    RT
    Romer John TimothyDirector
    GVAGRANITE CONSTRUCTION INC
    Open-market purchase
    		BUY$15K
    102 sh
    		Jun 15, 2026Jun 15, 2026
    traded Jun 15, 2026
    		+0dSEC FORM 4

    Evidence

    13
    MM
    Mullen Laura MDirector
    GVAGRANITE CONSTRUCTION INC
    Grant or award
    		A—
    1,036 sh
    		Jun 8, 2026Jun 9, 2026
    traded Jun 8, 2026
    		+1dSEC FORM 4

    Evidence

    21
    RT
    Romer John TimothyDirector
    GVAGRANITE CONSTRUCTION INC
    Grant or award
    		A—
    1,036 sh
    		Jun 8, 2026Jun 9, 2026
    traded Jun 8, 2026
    		+1dSEC FORM 4

    Evidence

    35
    WJ
    Williams Bradley JaySenior Vice President
    GVAGRANITE CONSTRUCTION INC
    Open-market sale
    		SELL$949K
    6,734 sh
    		Jun 8, 2026Jun 8, 2026
    traded Jun 8, 2026
    		+0dSEC FORM 4

    Evidence

    14
    LT
    Larkin Kyle TDirector, President & CEO
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$155K
    1,300 sh
    		Mar 27, 2026Mar 30, 2026
    traded Mar 27, 2026
    		+3dSEC FORM 4

    Evidence

    24
    LT
    Larkin Kyle TDirector, President & CEO
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$1.45M
    12.3K sh
    		Mar 27, 2026Mar 30, 2026
    traded Mar 27, 2026
    		+3dSEC FORM 4

    Evidence

    24
    LT
    Larkin Kyle TDirector, President & CEO
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$1.54M
    13.1K sh
    		Mar 27, 2026Mar 30, 2026
    traded Mar 27, 2026
    		+3dSEC FORM 4

    Evidence

    14
    LT
    Larkin Kyle TDirector, President & CEO
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$186K
    1,588 sh
    		Mar 30, 2026Mar 30, 2026
    traded Mar 30, 2026
    		+0dSEC FORM 4

    Evidence

    11
    LT
    Larkin Kyle TDirector, President & CEO
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$36K
    300 sh
    		Mar 30, 2026Mar 30, 2026
    traded Mar 30, 2026
    		+0dSEC FORM 4

    Evidence

    29
    DR
    Dowd Brian RSenior Vice President
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$486K
    4,050 sh
    		Mar 27, 2026Mar 30, 2026
    traded Mar 27, 2026
    		+3dSEC FORM 4

    Evidence

    22
    DR
    Dowd Brian RSenior Vice President
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$240K
    2,025 sh
    		Mar 27, 2026Mar 30, 2026
    traded Mar 27, 2026
    		+3dSEC FORM 4

    Evidence

    25
    WM
    Woolsey Staci MChief Financial Officer
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$415K
    3,501 sh
    		Mar 27, 2026Mar 30, 2026
    traded Mar 27, 2026
    		+3dSEC FORM 4

    Evidence

    21
    LT
    Larkin Kyle TDirector, President & CEO
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$965K
    8,290 sh
    		Mar 30, 2026Mar 30, 2026
    traded Mar 30, 2026
    		+0dSEC FORM 4

    Evidence

    14
    LT
    Larkin Kyle TDirector, President & CEO
    GVAGRANITE CONSTRUCTION INC
    Open-market sale · 10b5-1 plan
    		SELL$214K
    1,846 sh
    		Mar 30, 2026Mar 30, 2026
    traded Mar 30, 2026
    		+0dSEC FORM 4

    Evidence

    16
    DR
    Dowd Brian RSenior Vice President
    GVAGRANITE CONSTRUCTION INC
    Tax withholding
    		F$208K
    1,737 sh
    		Mar 23, 2026Mar 25, 2026
    traded Mar 23, 2026
    		+2dSEC FORM 4

    Evidence

    23
    WJ
    Williams Bradley JaySenior Vice President
    GVAGRANITE CONSTRUCTION INC
    Tax withholding
    		F$377K
    3,148 sh
    		Mar 23, 2026Mar 25, 2026
    traded Mar 23, 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
    0001798462-26-000008
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Nov 3, 2026
    Published
    Nov 4, 2026
    Ingested by INSIDER
    Nov 4, 22:39 UTC
    Last re-read
    Nov 5, 13:26 UTC

    Extracted facts

    Filer
    Tatusko Michael G
    Role
    Senior Vice President
    Transaction
    Tax withholdingAs filed: “F”
    Asset
    GRANITE CONSTRUCTION INC
    Ticker
    GVA
    Shares
    152
    Price per share
    $133.31
    Value
    $20,263
    Execution date (reported)
    Nov 3, 2026
    Owned after transaction
    29.2K shares
    Days from execution to publication
    1

    Calculation

    Value = shares × reported price per share

    • Shares: 152
    • Price: $133.31

    = $20,263

    What this establishes

    Tatusko Michael G filed this Form 4 reporting a tax withholding of GVA on Nov 3, 2026. It became public on Nov 4, 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
    Senior Vice President
    Tatusko Michael Gcik:0001798462
    Issuer
    GRANITE CONSTRUCTION INCcik:0000861459

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.