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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 45h ago
HOUSE PTR5h ago
SEC 13F5h ago
ROBINHOOD CHAIN5h ago
SEC FORM 4/Tax withholdingVerified data

Dunn Catherine E reported OII

VP, Chief Accounting Officer · OCEANEERING INTERNATIONAL INC · Common Stock

Side
F
Value
$21K
Shares
575
Price
$37.22
Executed
Feb 24, 2026
Disclosed
Feb 26, 2026
Disclosure timeline2 days from execution to publication · legal deadline 2 business days
Feb 24 executedFeb 26, 2026 disclosed

OII · 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
9/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Tax withholding — administrative, little informational value

  • Relative size+1 / 25

$21K reported value · 4.4% 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 · OII

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    32
    DE
    Dunn Catherine EVP, Chief Accounting Officer
    OIIOCEANEERING INTERNATIONAL INC
    Open-market sale
    		SELL$109K
    2,866 sh
    		Feb 25, 2026Feb 26, 2026
    traded Feb 25, 2026
    		+1dSEC FORM 4

    Evidence

    36
    DE
    Dunn Catherine EVP, Chief Accounting Officer
    OIIOCEANEERING INTERNATIONAL INC
    Open-market sale
    		SELL$233K
    6,204 sh
    		Feb 25, 2026Feb 26, 2026
    traded Feb 25, 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
    0002001487-26-000002
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Feb 24, 2026
    Published
    Feb 26, 2026
    Ingested by INSIDER
    Nov 5, 04:14 UTC
    Last re-read
    Nov 5, 04:14 UTC

    Extracted facts

    Filer
    Dunn Catherine E
    Role
    VP, Chief Accounting Officer
    Transaction
    Tax withholdingAs filed: “F”
    Asset
    OCEANEERING INTERNATIONAL INC
    Ticker
    OII
    Shares
    575
    Price per share
    $37.22
    Value
    $21,402
    Execution date (reported)
    Feb 24, 2026
    Owned after transaction
    13.6K shares
    Days from execution to publication
    2

    Calculation

    Value = shares × reported price per share

    • Shares: 575
    • Price: $37.22

    = $21,402

    What this establishes

    Dunn Catherine E filed this Form 4 reporting a tax withholding of OII on Feb 24, 2026. It became public on Feb 26, 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
    VP, Chief Accounting Officer
    Dunn Catherine Ecik:0002001487
    Issuer
    OCEANEERING INTERNATIONAL INCcik:0000073756

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.