DOSSIER · 13F Holders · Q2 2026

OYSTER ENTERPRISES II ACQUIS

8 institutions still hold OYSTER ENTERPRISES II ACQUIS as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G6861F120·8 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$4M
visible holders
Holders
8
filers reporting
Concentration
27.45%
MILLENNIUM MANAGEMENT LLC #1
top holder share
AI Holders Summary · Q2 2026

8 institutions reported OYSTER ENTERPRISES II ACQUIS in Q2 2026. MILLENNIUM MANAGEMENT LLC leads at 27.4% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$1M101K0.00%Q2 2026
02
JPMORGAN CHASE & CO
CIK 0000019617
$1M100K0.00%Q2 2026
03
OMERS ADMINISTRATION Corp
CIK 0001053321
$671K61K0.00%Q2 2026
04
Clear Street Group Inc.
CIK 0001881567
$556K51K0.00%Q2 2026
05
READYSTATE ASSET MANAGEMENT LP
CIK 0001900923
$517K49K0.02%Q4 2025
06
CITADEL ADVISORS LLC
CIK 0001423053
$137K13K0.00%Q2 2026
07
UBS Group AG
CIK 0001610520
$23K2K0.00%Q2 2026
08
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025