Stock Ownership/CDIO

CARDIO DIAGNOSTICS HOLDGS IN (CDIO): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in CDIO · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
2
13F filers
Aggregate Value
$150K
Across holders
Last Price
$1.86
2026-10-08
Sector
Health Care
GICS
Quarterly fund activity2 increased0 reduced0 exited
Institutional Holders of CDIO
↗
2 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund49K$108K72.1%0.0%Added+$74KQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund19K$42K27.9%0.0%Added—Q2 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$108K· 72.1% of total· 0.0% port· 49K sh· +$74K QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$42K· 27.9% of total· 0.0% port· 19K sh· — QoQ· Q2 2026
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