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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/Open-market saleVerified data

Lam Chi Ming sold PMA

Director, 10% Owner · PMA Graphene Technology Group Inc. · Ming Shing Group Holdings Ltd

Side
SELL
Value
$26K
Shares
15.0K
Price
$1.75
Executed
Aug 17, 2026
Disclosed
Aug 25, 2026
Disclosure timeline8 days from execution to publication · legal deadline 2 business days
Aug 17 executedAug 25, 2026 disclosed

PMA · 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
27/ 100 · ROUTINE
Methodology →
  • Transaction type+12 / 20

    Open-market sale

  • Relative size+1 / 25

    $26K reported value · 1.9% of prior position

  • Filing timing+10 / 15

    Disclosed 6 business days after execution (deadline: 2)

  • Historical behavior+4 / 15

    2 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 · PMA

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    17
    LM
    Lam Chi MingDirector
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$62K
    47.9K sh
    		Sep 25, 2026Sep 25, 2026
    traded Sep 25, 2026
    		+0dSEC FORM 4

    Evidence

    21
    LM
    Lam Chi MingDirector
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$156K
    120.0K sh
    		Sep 24, 2026Sep 25, 2026
    traded Sep 24, 2026
    		+1dSEC FORM 4

    Evidence

    14
    LM
    Lam Chi MingDirector
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$7,805
    6,000 sh
    		Sep 23, 2026Sep 23, 2026
    traded Sep 23, 2026
    		+0dSEC FORM 4

    Evidence

    25
    LM
    Lam Chi MingDirector
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$156K
    120.0K sh
    		Sep 22, 2026Sep 23, 2026
    traded Sep 22, 2026
    		+1dSEC FORM 4

    Evidence

    25
    LM
    Lam Chi MingDirector
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$129K
    99.1K sh
    		Sep 15, 2026Sep 15, 2026
    traded Sep 15, 2026
    		+0dSEC FORM 4

    Evidence

    28
    LM
    Lam Chi MingDirector
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$188K
    150.0K sh
    		Sep 9, 2026Sep 11, 2026
    traded Sep 9, 2026
    		+2dSEC FORM 4

    Evidence

    25
    LM
    Lam Chi MingDirector
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$156K
    120.0K sh
    		Sep 11, 2026Sep 11, 2026
    traded Sep 11, 2026
    		+0dSEC FORM 4

    Evidence

    38
    LM
    Lam Chi MingDirector, 10% Owner
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$110K
    100.0K sh
    		Aug 13, 2026Aug 25, 2026
    traded Aug 13, 2026
    		+12dSEC FORM 4

    Evidence

    34
    LM
    Lam Chi MingDirector, 10% Owner
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$137K
    100.0K sh
    		Aug 14, 2026Aug 25, 2026
    traded Aug 14, 2026
    		+11dSEC FORM 4

    Evidence

    24
    LM
    Lam Chi MingDirector, 10% Owner
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$132K
    100.0K sh
    		Aug 21, 2026Aug 25, 2026
    traded Aug 21, 2026
    		+4dSEC FORM 4

    Evidence

    23
    LM
    Lam Chi MingDirector, 10% Owner
    PMAPMA Graphene Technology Group Inc.
    Open-market sale
    		SELL$8,116
    5,000 sh
    		Aug 18, 2026Aug 25, 2026
    traded Aug 18, 2026
    		+7dSEC 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
    0002028403-26-000013
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Aug 17, 2026
    Published
    Aug 25, 2026
    Ingested by INSIDER
    Nov 5, 02:21 UTC
    Last re-read
    Nov 5, 02:21 UTC

    Extracted facts

    Filer
    Lam Chi Ming
    Role
    Director, 10% Owner
    Transaction
    Open-market saleAs filed: “S”
    Asset
    Ming Shing Group Holdings Ltd
    Ticker
    PMA
    Shares
    15.0K
    Price per share
    $1.75
    Value
    $26,175
    Execution date (reported)
    Aug 17, 2026
    Owned after transaction
    792.9K shares
    Days from execution to publication
    8

    Calculation

    Value = shares × reported price per share

    • Shares: 15.0K
    • Price: $1.745

    = $26,175

    What this establishes

    Lam Chi Ming filed this Form 4 reporting a open-market sale of PMA on Aug 17, 2026. It became public on Aug 25, 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
    Director, 10% Owner
    Lam Chi Mingcik:0002028403
    Issuer
    PMA Graphene Technology Group Inc.cik:0001956166

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.