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Data sources

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

RH CHAIN…
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
Data sources
SEC FORM 41h ago
HOUSE PTR1h ago
SEC 13F1h ago
ROBINHOOD CHAIN1h ago
SEC FORM 4/Tax withholdingVerified data

Masse Alain reported GPC

President, N.A. Automotive · GENUINE PARTS CO · Common Stock

Side
F
Value
$35K
Shares
329
Price
$104.99
Executed
May 1, 2026
Disclosed
May 5, 2026
Disclosure timeline4 days from execution to publication · legal deadline 2 business days
May 1 executedMay 5, 2026 disclosed

GPC · 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

$35K reported value · 1.3% of prior position

  • Filing timing0 / 15

    Disclosed 2 business days 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 · GPC

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    9
    HJ
    Hulett JenniferEVP and Chief People Officer
    GPCGENUINE PARTS CO
    Tax withholding
    		F$41K
    302 sh
    		Aug 19, 2026Aug 20, 2026
    traded Aug 19, 2026
    		+1dSEC FORM 4

    Evidence

    15
    GT
    Galla Christopher TSVP, GC, and Corp. Secretary
    GPCGENUINE PARTS CO
    Open-market sale · 10b5-1 plan
    		SELL$268K
    2,333 sh
    		Jun 26, 2026Jun 26, 2026
    traded Jun 26, 2026
    		+0dSEC FORM 4

    Evidence

    11
    HF
    Howe James F.President, Motion
    GPCGENUINE PARTS CO
    Tax withholding
    		F$18K
    173 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    15
    GT
    Galla Christopher TSVP, GC, and Corp. Secretary
    GPCGENUINE PARTS CO
    Tax withholding
    		F$28K
    268 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    18
    NH
    Nappier HerbertEVP Finance and CFO
    GPCGENUINE PARTS CO
    Tax withholding
    		F$92K
    887 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    15
    LJ
    Lafont Jean-JacquesDirector
    GPCGENUINE PARTS CO
    Option exercise
    		M—
    1,673 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    27
    CR
    Cox Richard JRDirector
    GPCGENUINE PARTS CO
    Option exercise
    		M—
    1,673 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    19
    CR
    Cox Richard JRDirector
    GPCGENUINE PARTS CO
    Tax withholding
    		F$48K
    455 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    15
    CR
    Cox Richard JRDirector
    GPCGENUINE PARTS CO
    Option exercise
    		M—
    1,673 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    15
    MA
    Masse AlainPresident, N.A. Automotive
    GPCGENUINE PARTS CO
    Tax withholding
    		F$28K
    273 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    1
    HF
    Howe James F.President, Motion
    GPCGENUINE PARTS CO
    Open-market sale · 10b5-1 plan
    		SELL$43K
    415 sh
    		May 5, 2026May 6, 2026
    traded May 5, 2026
    		+1dSEC FORM 4

    Evidence

    15
    LJ
    Lafont Jean-JacquesDirector
    GPCGENUINE PARTS CO
    Option exercise
    		M—
    1,673 sh
    		May 3, 2026May 6, 2026
    traded May 3, 2026
    		+3dSEC FORM 4

    Evidence

    12
    MA
    Masse AlainPresident, N.A. Automotive
    GPCGENUINE PARTS CO
    Tax withholding
    		F$53K
    502 sh
    		May 1, 2026May 5, 2026
    traded May 1, 2026
    		+4dSEC FORM 4

    Evidence

    9
    SL
    Schupmann LaurieDirector
    GPCGENUINE PARTS CO
    Grant or award
    		A—
    1,810 sh
    		May 1, 2026May 5, 2026
    traded May 1, 2026
    		+4dSEC FORM 4

    Evidence

    8
    HF
    Howe James F.President, Motion
    GPCGENUINE PARTS CO
    Open-market sale · 10b5-1 plan
    		SELL$145K
    1,392 sh
    		May 4, 2026May 5, 2026
    traded May 4, 2026
    		+1dSEC FORM 4

    Evidence

    13
    HF
    Howe James F.President, Motion
    GPCGENUINE PARTS CO
    Grant or award
    		A—
    5,715 sh
    		May 1, 2026May 5, 2026
    traded May 1, 2026
    		+4dSEC FORM 4

    Evidence

    5
    HF
    Howe James F.President, Motion
    GPCGENUINE PARTS CO
    Tax withholding
    		F$42K
    398 sh
    		May 1, 2026May 5, 2026
    traded May 1, 2026
    		+4dSEC FORM 4

    Evidence

    5
    HF
    Howe James F.President, Motion
    GPCGENUINE PARTS CO
    Grant or award
    		A—
    404 sh
    		May 1, 2026May 5, 2026
    traded May 1, 2026
    		+4dSEC FORM 4

    Evidence

    5
    HF
    Howe James F.President, Motion
    GPCGENUINE PARTS CO
    Tax withholding
    		F$12K
    119 sh
    		May 1, 2026May 5, 2026
    traded May 1, 2026
    		+4dSEC FORM 4

    Evidence

    5
    HF
    Howe James F.President, Motion
    GPCGENUINE PARTS CO
    Tax withholding
    		F$6,614
    63 sh
    		May 1, 2026May 5, 2026
    traded May 1, 2026
    		+4dSEC 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
    0002075110-26-000002
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    May 1, 2026
    Published
    May 5, 2026
    Ingested by INSIDER
    Nov 5, 04:00 UTC
    Last re-read
    Nov 5, 04:00 UTC

    Extracted facts

    Filer
    Masse Alain
    Role
    President, N.A. Automotive
    Transaction
    Tax withholdingAs filed: “F”
    Asset
    GENUINE PARTS CO
    Ticker
    GPC
    Shares
    329
    Price per share
    $104.99
    Value
    $34,542
    Execution date (reported)
    May 1, 2026
    Owned after transaction
    25.1K shares
    Days from execution to publication
    4

    Calculation

    Value = shares × reported price per share

    • Shares: 329
    • Price: $104.99

    = $34,542

    What this establishes

    Masse Alain filed this Form 4 reporting a tax withholding of GPC on May 1, 2026. It became public on May 5, 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
    President, N.A. Automotive
    Masse Alaincik:0002075110
    Issuer
    GENUINE PARTS COcik:0000040987

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.