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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 44h ago
HOUSE PTR4h ago
SEC 13F4h ago
ROBINHOOD CHAIN4h ago
SEC FORM 4/Open-market saleVerified data

Bell Michael Brian sold GH

Chief Financial Officer · Guardant Health, Inc. · Common Stock

Side
SELL
Value
$594K
Shares
5,568
Price
$106.68
Executed
Dec 5, 2025
Disclosed
Dec 8, 2025
Disclosure timeline3 days from execution to publication · legal deadline 2 business days
Dec 5 executedDec 8, 2025 disclosed

GH · 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
46/ 100 · ELEVATED
Methodology →
  • Transaction type+12 / 20

    Open-market sale

  • Relative size+11 / 25

    $594K reported value · 9.7% 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 & clustering+15 / 15

    6 other actors traded the same direction within 14 days

  • 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 · GH

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    0
    TM
    Tariq MusaDirector
    GHGuardant Health, Inc.
    Option exercise · 10b5-1 plan
    		M—
    250 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    0
    TM
    Tariq MusaDirector
    GHGuardant Health, Inc.
    Option exercise · 10b5-1 plan
    		M—
    250 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    5
    HM
    Hidalgo Medina ManuelDirector
    GHGuardant Health, Inc.
    Option exercise
    		M—
    232 sh
    		Oct 17, 2026Oct 19, 2026
    traded Oct 17, 2026
    		+2dSEC FORM 4

    Evidence

    28
    Jonathan L. JacksonDJoint
    GHGuardant Health, Inc.
    Purchase
    		BUY$15K – $50KSep 28, 2026Oct 19, 2026
    traded Sep 28, 2026
    		+21dHOUSE PTR

    Evidence

    5
    HM
    Hidalgo Medina ManuelDirector
    GHGuardant Health, Inc.
    Option exercise
    		M—
    232 sh
    		Oct 17, 2026Oct 19, 2026
    traded Oct 17, 2026
    		+2dSEC FORM 4

    Evidence

    0
    TM
    Tariq MusaDirector
    GHGuardant Health, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$19K
    116 sh
    		Oct 16, 2026Oct 19, 2026
    traded Oct 16, 2026
    		+3dSEC FORM 4

    Evidence

    13
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Option exercise
    		M—
    3,324 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    5
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Option exercise
    		M—
    1,340 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    5
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Option exercise
    		M—
    1,668 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    5
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Option exercise
    		M—
    1,701 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    13
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Option exercise
    		M—
    1,701 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    15
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Tax withholding
    		F$755K
    4,320 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    5
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Option exercise
    		M—
    1,668 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    5
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Option exercise
    		M—
    1,340 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    5
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Option exercise
    		M—
    3,324 sh
    		Oct 1, 2026Oct 2, 2026
    traded Oct 1, 2026
    		+1dSEC FORM 4

    Evidence

    5
    HM
    Hidalgo Medina ManuelDirector
    GHGuardant Health, Inc.
    Option exercise
    		M—
    232 sh
    		Sep 17, 2026Sep 21, 2026
    traded Sep 17, 2026
    		+4dSEC FORM 4

    Evidence

    5
    HM
    Hidalgo Medina ManuelDirector
    GHGuardant Health, Inc.
    Option exercise
    		M—
    232 sh
    		Sep 17, 2026Sep 21, 2026
    traded Sep 17, 2026
    		+4dSEC FORM 4

    Evidence

    0
    TM
    Tariq MusaDirector
    GHGuardant Health, Inc.
    Option exercise · 10b5-1 plan
    		M—
    249 sh
    		Sep 15, 2026Sep 17, 2026
    traded Sep 15, 2026
    		+2dSEC FORM 4

    Evidence

    0
    TM
    Tariq MusaDirector
    GHGuardant Health, Inc.
    Option exercise · 10b5-1 plan
    		M—
    249 sh
    		Sep 15, 2026Sep 17, 2026
    traded Sep 15, 2026
    		+2dSEC FORM 4

    Evidence

    40
    CD
    Chudova DaryaChief Technology Officer
    GHGuardant Health, Inc.
    Open-market sale
    		SELL$1.38M
    7,738 sh
    		Sep 15, 2026Sep 17, 2026
    traded Sep 15, 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
    0001702824-25-000008
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Dec 5, 2025
    Published
    Dec 8, 2025
    Ingested by INSIDER
    Nov 5, 04:29 UTC
    Last re-read
    Nov 5, 04:29 UTC

    Extracted facts

    Filer
    Bell Michael Brian
    Role
    Chief Financial Officer
    Transaction
    Open-market saleAs filed: “S”
    Asset
    Guardant Health, Inc.
    Ticker
    GH
    Shares
    5,568
    Price per share
    $106.68
    Value
    $594,018
    Execution date (reported)
    Dec 5, 2025
    Owned after transaction
    52.1K shares
    Days from execution to publication
    3

    Calculation

    Value = shares × reported price per share

    • Shares: 5,568
    • Price: $106.6843

    = $594,018

    What this establishes

    Bell Michael Brian filed this Form 4 reporting a open-market sale of GH on Dec 5, 2025. It became public on Dec 8, 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
    Chief Financial Officer
    Bell Michael Briancik:0001702824
    Issuer
    Guardant Health, Inc.cik:0001576280

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.