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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
01Overview02Daily Brief03Live04Congress05Corporate Insiders06Government Money07Political Influence08Institutions09Washington Network10Follow the Power11Disclosure Clock12AI Investigator13Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 422m ago
HOUSE PTR21m ago
SEC 13F21m ago
ROBINHOOD CHAIN21m ago
SEC FORM 4/Open-market purchaseVerified data

Eleftheriou Katerina bought CMDB

Director · Costamare Bulkers Holdings Ltd · Common Stock, par value $0.0001 per share

Side
BUY
Value
$982
Shares
65
Price
$15.11
Executed
Mar 27, 2026
Disclosed
Mar 31, 2026
Disclosure timeline4 days from execution to publication · legal deadline 2 business days
Mar 27 executedMar 31, 2026 disclosed

CMDB · 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
33/ 100 · ELEVATED
Methodology →
  • Transaction type+20 / 20

    Open-market purchase

  • Relative size+5 / 25

    $982 reported value · 8.1% 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 · CMDB

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    39
    ZG
    Zikos GrigoriosDirector, Chief Executive Officer
    CMDBCostamare Bulkers Holdings Ltd
    Open-market sale
    		SELL$443K
    24.2K sh
    		Aug 6, 2026Aug 7, 2026
    traded Aug 6, 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
    0002033535-26-000002
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Mar 27, 2026
    Published
    Mar 31, 2026
    Ingested by INSIDER
    Nov 5, 04:08 UTC
    Last re-read
    Nov 5, 04:08 UTC

    Extracted facts

    Filer
    Eleftheriou Katerina
    Role
    Director
    Transaction
    Open-market purchaseAs filed: “P”
    Asset
    Costamare Bulkers Holdings Ltd
    Ticker
    CMDB
    Shares
    65
    Price per share
    $15.11
    Value
    $982
    Execution date (reported)
    Mar 27, 2026
    Owned after transaction
    865 shares
    Days from execution to publication
    4

    Calculation

    Value = shares × reported price per share

    • Shares: 65
    • Price: $15.11

    = $982

    What this establishes

    Eleftheriou Katerina filed this Form 4 reporting a open-market purchase of CMDB on Mar 27, 2026. It became public on Mar 31, 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
    Eleftheriou Katerinacik:0002116439
    Issuer
    Costamare Bulkers Holdings Ltdcik:0002033535

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.