DOSSIER · 13F Holders · Q1 2026

Black Spade Acquisition III Co

10 institutions still hold Black Spade Acquisition III Co as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G1154S129·10 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$21M
visible holders
Holders
10
filers reporting
Concentration
28.78%
SONA ASSET MANAGEMENT (US) LLC #1
top holder share
AI Holders Summary · Q1 2026

10 institutions reported Black Spade Acquisition III Co in Q1 2026. SONA ASSET MANAGEMENT (US) LLC leads at 28.8% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SONA ASSET MANAGEMENT (US) LLC
CIK 0001856405
$6M600K0.13%Q1 2026
02
LMR Partners LLP
CIK 0001578621
$5M500K0.02%Q2 2026
03
TORONTO DOMINION BANK
CIK 0000947263
$4M400K0.00%Q2 2026
04
OMERS ADMINISTRATION Corp
CIK 0001053321
$3M300K0.02%Q2 2026
05
Bulldog Investors, LLP
CIK 0001504304
$2M150K0.34%Q1 2026
06
GTS SECURITIES LLC
CIK 0001452765· Market maker
$396K39K0.01%Q2 2026
07
Quarry LP
CIK 0001965207
$353K35K0.03%Q2 2026
08
RLH Capital LLC
CIK 0002008031
$353K35K0.17%Q2 2026
09
GLAZER CAPITAL, LLC
CIK 0001076809
$50K5K0.00%Q1 2026
10
Clear Street Group Inc.
CIK 0001881567
$14K1K0.00%Q2 2026