DOSSIER · 13F Holders · Q2 2026
CDIOW

CARDIO DIAGNOSTICS HOLDGS IN

9 institutions still hold CARDIO DIAGNOSTICS HOLDGS IN as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 14159C111·9 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$143K
visible holders
Holders
9
filers reporting
Concentration
93.01%
BOOTHBAY FUND MANAGEMENT, LLC #1
top holder share
AI Holders Summary · Q2 2026

9 institutions reported CDIOW in Q2 2026. BOOTHBAY FUND MANAGEMENT, LLC leads at 93.0% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BOOTHBAY FUND MANAGEMENT, LLC
CIK 0001549230
$133K61K0.00%Q2 2026
02
Saba Capital Management, L.P.
CIK 0001510281
$3K200K0.00%Q2 2026
03
D. E. Shaw & Co., Inc.
CIK 0001009207
$2K75K0.00%Q4 2025
04
Clear Street Group Inc.
CIK 0001881567
$1K82K0.00%Q2 2026
05
ATW SPAC MANAGEMENT LLC
CIK 0001878495
$1K61K0.00%Q3 2025
06
Context Capital Management, LLC
CIK 0001301396
$1K82K0.00%Q2 2026
07
Virtu Financial LLC
CIK 0001533964· Market maker
$1K31K0.00%Q1 2026
08
UBS Group AG
CIK 0001610520
$676K0.00%Q2 2026
09
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025