DOSSIER · 13F Holders · Q2 2026

SIDUS SPACE INC

4 institutions still hold SIDUS SPACE INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 826165951·4 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$2M
visible holders
Holders
4
filers reporting
Concentration
33.84%
SABBY MANAGEMENT, LLC #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported SIDUS SPACE INC in Q2 2026. SABBY MANAGEMENT, LLC leads at 33.8% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SABBY MANAGEMENT, LLC
CIK 0001535610
$816K3K0.74%Q2 2026
02
IMC-Chicago, LLC
CIK 0001452861· Market maker
$683K243K0.00%Q2 2026
03
SIMPLEX TRADING, LLC
CIK 0001488542
$584K208K0.00%Q2 2026
04
GROUP ONE TRADING LLC
CIK 0000932540
$330K117K0.00%Q2 2026