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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 BriefLiveCongressDirectoryCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
01Overview02Follow the Money03Daily Brief04Live05Congress06Directory07Corporate Insiders08Government Money09Political Influence10Institutions11Washington Network12Follow the Power13Disclosure Clock14AI Investigator15Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Data sources
SEC FORM 43s ago
HOUSE PTR3s ago
SEC 13F29m ago
ROBINHOOD CHAIN29m ago
SEC FORM 4/Tax withholdingVerified data

Mason Stephen M reported CAH

CEO, GMPD Segment · CARDINAL HEALTH INC · Common Shares

Side
F
Value
$126K
Shares
595
Price
$212.26
Executed
Dec 1, 2025
Disclosed
Dec 2, 2025
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
Dec 1 executedDec 2, 2025 disclosed

CAH · 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
12/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Tax withholding — administrative, little informational value

  • Relative size+4 / 25

    $126K reported value · 2.4% 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 · CAH

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    49
    ML
    Mayer Jessica LChief Legal/Compliance Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$1.05M
    4,426 sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    41
    HM
    Hollar Jason M.Chief Executive Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$1.34M
    5,704 sh
    		Aug 19, 2026Aug 20, 2026
    traded Aug 19, 2026
    		+1dSEC FORM 4

    Evidence

    41
    HM
    Hollar Jason M.Chief Executive Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$1.59M
    6,731 sh
    		Aug 19, 2026Aug 20, 2026
    traded Aug 19, 2026
    		+1dSEC FORM 4

    Evidence

    45
    HM
    Hollar Jason M.Chief Executive Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$3.84M
    16.2K sh
    		Aug 19, 2026Aug 20, 2026
    traded Aug 19, 2026
    		+1dSEC FORM 4

    Evidence

    41
    HM
    Hollar Jason M.Chief Executive Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$1.49M
    6,244 sh
    		Aug 19, 2026Aug 20, 2026
    traded Aug 19, 2026
    		+1dSEC FORM 4

    Evidence

    46
    MM
    Mason Stephen MCEO, GMPD Segment
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$727K
    3,100 sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    49
    ML
    Mayer Jessica LChief Legal/Compliance Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$2.41M
    10.2K sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    38
    HM
    Hollar Jason M.Chief Executive Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$810K
    3,457 sh
    		Aug 19, 2026Aug 20, 2026
    traded Aug 19, 2026
    		+1dSEC FORM 4

    Evidence

    53
    MM
    Mason Stephen MCEO, GMPD Segment
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$3.04M
    12.8K sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    49
    HM
    Hollar Jason M.Chief Executive Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$5.02M
    21.4K sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    41
    HM
    Hollar Jason M.Chief Executive Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$1.45M
    6,206 sh
    		Aug 19, 2026Aug 20, 2026
    traded Aug 19, 2026
    		+1dSEC FORM 4

    Evidence

    46
    ML
    Mayer Jessica LChief Legal/Compliance Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$915K
    3,900 sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    39
    WD
    Weitzman DeborahCEO, PSS Segment
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$67K
    281 sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    49
    MM
    Mason Stephen MCEO, GMPD Segment
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$1.93M
    8,195 sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    42
    AE
    Alt Aaron EChief Financial Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$731K
    3,115 sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    53
    AE
    Alt Aaron EChief Financial Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$2.88M
    12.2K sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    53
    AE
    Alt Aaron EChief Financial Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$3.24M
    13.7K sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    53
    AE
    Alt Aaron EChief Financial Officer
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$3.08M
    13.0K sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    39
    WD
    Weitzman DeborahCEO, PSS Segment
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$97K
    408 sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 2026
    		+2dSEC FORM 4

    Evidence

    53
    MM
    Mason Stephen MCEO, GMPD Segment
    CAHCARDINAL HEALTH INC
    Open-market sale
    		SELL$2.57M
    10.9K sh
    		Aug 18, 2026Aug 20, 2026
    traded Aug 18, 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
    0001786065-25-000005
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Dec 1, 2025
    Published
    Dec 2, 2025
    Ingested by INSIDER
    Nov 5, 04:30 UTC
    Last re-read
    Nov 5, 04:30 UTC

    Extracted facts

    Filer
    Mason Stephen M
    Role
    CEO, GMPD Segment
    Transaction
    Tax withholdingAs filed: “F”
    Asset
    CARDINAL HEALTH INC
    Ticker
    CAH
    Shares
    595
    Price per share
    $212.26
    Value
    $126,295
    Execution date (reported)
    Dec 1, 2025
    Owned after transaction
    25.5K shares
    Days from execution to publication
    1

    Calculation

    Value = shares × reported price per share

    • Shares: 595
    • Price: $212.26

    = $126,295

    What this establishes

    Mason Stephen M filed this Form 4 reporting a tax withholding of CAH on Dec 1, 2025. It became public on Dec 2, 2025. 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
    CEO, GMPD Segment
    Mason Stephen Mcik:0001786065
    Issuer
    CARDINAL HEALTH INCcik:0000721371

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.