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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 42m ago
HOUSE PTR2m ago
SEC 13F1m ago
ROBINHOOD CHAIN1m ago
SEC FORM 4/Open-market saleVerified data

Zhou Chenggang sold EDU

Director · New Oriental Education & Technology Group Inc. · ADS

Side
SELL
Value
$735K
Shares
13.1K
Price
$56.32
Executed
Aug 7, 2026
Disclosed
Aug 11, 2026
Disclosure timeline4 days from execution to publication · legal deadline 2 business days
Aug 7 executedAug 11, 2026 disclosed

EDU · 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+7 / 25

    $735K reported value · 2.6% 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 · EDU

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    30
    ZC
    Zhou ChenggangDirector
    EDUNew Oriental Education & Technology Group Inc.
    Open-market sale
    		SELL$3.24M
    56.9K sh
    		Aug 10, 2026Aug 11, 2026
    traded Aug 10, 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
    SEC Form 4
    Publisher
    U.S. Securities and Exchange Commission (EDGAR)
    Document ID
    0001998544-26-000006
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Aug 7, 2026
    Published
    Aug 11, 2026
    Ingested by INSIDER
    Nov 5, 02:23 UTC
    Last re-read
    Nov 5, 02:23 UTC

    Extracted facts

    Filer
    Zhou Chenggang
    Role
    Director
    Transaction
    Open-market saleAs filed: “S”
    Asset
    New Oriental Education & Technology Group Inc.
    Ticker
    EDU
    Shares
    13.1K
    Price per share
    $56.32
    Value
    $735,089
    Execution date (reported)
    Aug 7, 2026
    Owned after transaction
    486.9K shares
    Days from execution to publication
    4

    Calculation

    Value = shares × reported price per share

    • Shares: 13.1K
    • Price: $56.32

    = $735,089

    What this establishes

    Zhou Chenggang filed this Form 4 reporting a open-market sale of EDU on Aug 7, 2026. It became public on Aug 11, 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
    Zhou Chenggangcik:0001998544
    Issuer
    New Oriental Education & Technology Group Inc.cik:0001372920

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.