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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
Data sources
SEC FORM 42h ago
HOUSE PTR2h ago
SEC 13F2h ago
ROBINHOOD CHAIN2h ago
HOUSE PTR/SaleVerified data

David J. Taylor sold MPC

Self · Marathon Petroleum Corp · Marathon Petroleum Corporation Common Stock

Side
SELL
Value range
$1,001 – $15K
Shares
Not disclosed
Price
—
Executed
Oct 15, 2026
Disclosed
Oct 29, 2026
Disclosure timeline14 days from execution to publication · legal deadline 45 days
Oct 15 executedOct 29, 2026 disclosed

MPC · 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
13/ 100 · ROUTINE
Methodology →
  • Transaction type+10 / 20

    Sale

  • Relative size+2 / 25

    Disclosed range starting at $1K

  • Filing timing0 / 15

    Disclosed 14 days after execution (STOCK Act deadline: 45)

  • Historical behavior+1 / 15

    Routine: 7 prior trades 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 · MPC

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    13
    David J. TaylorRSelf
    MPCMarathon Petroleum Corp
    Sale
    		SELL$1,001 – $15KOct 15, 2026Oct 29, 2026
    traded Oct 15, 2026
    		+14dHOUSE PTR

    Evidence

    16
    David J. TaylorRSelf
    MPCMarathon Petroleum Corp
    Sale
    		SELL$1,001 – $15KSep 22, 2026Oct 1, 2026
    traded Sep 22, 2026
    		+9dHOUSE PTR

    Evidence

    16
    David J. TaylorRSelf
    MPCMarathon Petroleum Corp
    Sale
    		SELL$1,001 – $15KSep 22, 2026Oct 1, 2026
    traded Sep 22, 2026
    		+9dHOUSE PTR

    Evidence

    21
    David J. TaylorRSelf
    MPCMarathon Petroleum Corp
    Sale
    		SELL$1,001 – $15KJul 24, 2026Aug 6, 2026
    traded Jul 24, 2026
    		+13dHOUSE PTR

    Evidence

    21
    David J. TaylorRSelf
    MPCMarathon Petroleum Corp
    Sale
    		SELL$1,001 – $15KJul 24, 2026Aug 6, 2026
    traded Jul 24, 2026
    		+13dHOUSE PTR

    Evidence

    25
    Dan NewhouseRSpouse
    MPCMarathon Petroleum Corp
    Partial sale
    		SELL$1,001 – $15KJul 10, 2026Jul 17, 2026
    traded Jul 10, 2026
    		+7dHOUSE PTR

    Evidence

    31
    HD
    Hessling Ricky D.Chief Commercial Officer
    MPCMarathon Petroleum Corp
    Open-market sale
    		SELL$250K
    1,000 sh
    		May 13, 2026May 15, 2026
    traded May 13, 2026
    		+2dSEC FORM 4

    Evidence

    16
    David J. TaylorRSelf
    MPCMarathon Petroleum Corp
    Sale
    		SELL$1,001 – $15KMar 11, 2026Mar 20, 2026
    traded Mar 11, 2026
    		+9dHOUSE PTR

    Evidence

    16
    David J. TaylorRSelf
    MPCMarathon Petroleum Corp
    Sale
    		SELL$1,001 – $15KMar 11, 2026Mar 20, 2026
    traded Mar 11, 2026
    		+9dHOUSE PTR

    Evidence

    20
    David J. TaylorRSelf
    MPCMarathon Petroleum Corp
    Sale
    		SELL$1,001 – $15KFeb 26, 2026Mar 6, 2026
    traded Feb 26, 2026
    		+8dHOUSE PTR

    Evidence

    9
    HA
    Henschen Michael A IIEx VP, Refining
    MPCMarathon Petroleum Corp
    Tax withholding
    		F$39K
    191 sh
    		Mar 2, 2026Mar 3, 2026
    traded Mar 2, 2026
    		+1dSEC FORM 4

    Evidence

    13
    HA
    Henschen Michael A IIEx VP, Refining
    MPCMarathon Petroleum Corp
    Grant or award
    		A—
    2,290 sh
    		Mar 1, 2026Mar 3, 2026
    traded Mar 1, 2026
    		+2dSEC FORM 4

    Evidence

    21
    KA
    Khoury Maria AExec VP & Chief Fin Ofc
    MPCMarathon Petroleum Corp
    Grant or award
    		A—
    2,443 sh
    		Mar 1, 2026Mar 3, 2026
    traded Mar 1, 2026
    		+2dSEC FORM 4

    Evidence

    9
    HA
    Henschen Michael A IIEx VP, Refining
    MPCMarathon Petroleum Corp
    Tax withholding
    		F$34K
    167 sh
    		Mar 2, 2026Mar 3, 2026
    traded Mar 2, 2026
    		+1dSEC FORM 4

    Evidence

    9
    HA
    Henschen Michael A IIEx VP, Refining
    MPCMarathon Petroleum Corp
    Tax withholding
    		F$25K
    123 sh
    		Mar 2, 2026Mar 3, 2026
    traded Mar 2, 2026
    		+1dSEC FORM 4

    Evidence

    Evidence

    Verified data

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

    Source

    Document
    House Periodic Transaction Report
    Publisher
    Clerk of the U.S. House of Representatives
    Document ID
    20035727

    Timestamps

    Event (reported)
    Oct 15, 2026
    Published
    Oct 29, 2026
    Ingested by INSIDER
    Nov 4, 22:39 UTC
    Last re-read
    Nov 5, 18:11 UTC

    Extracted facts

    Filer
    David J. Taylor
    Role
    Self
    Transaction
    SaleAs filed: “S”
    Asset
    Marathon Petroleum Corporation Common Stock
    Ticker
    MPC
    Reported value
    $1,001 – $15KAs filed: “$1,001 - $15,000”
    Execution date (reported)
    Oct 15, 2026
    Notification date (reported)
    Oct 29, 2026
    Days from execution to publication
    14

    Calculation

    Midpoint = (low + high) / 2. Used only to rank and sum ranges; the true value can be anywhere in the range.

    • Low: $1,001
    • High: $15,000

    = $8,001

    What this establishes

    David J. Taylor reported a sale of Marathon Petroleum Corporation Common Stock. Members report a value range, not an exact amount, and do not report share counts or prices. Dates are as entered by the filer. A trade report is not evidence of wrongdoing.

    Extraction

    Method
    PDF text extraction
    Confidence
    1.00
    Self
    David J. Taylorbioguide:T000490
    Issuer
    Marathon Petroleum Corpcik:0001510295

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.