DOSSIER · 13F Holders · Q4 2025
IBAC

IB ACQUISITION CORP

9 institutions still hold IB ACQUISITION CORP as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 44934N108·9 13F holders·last filed Dec 31, 2025
Market cap
13F value held
$11M
visible holders
Holders
9
filers reporting
Concentration
63.75%
AQR Arbitrage LLC #1
top holder share
AI Holders Summary · Q4 2025

9 institutions reported IBAC in Q4 2025. AQR Arbitrage LLC leads at 63.8% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
AQR Arbitrage LLC
CIK 0001167456
$7M689K0.15%Q4 2025
02
Schechter Investment Advisors, LLC
CIK 0001951586
$3M284K0.24%Q1 2025
03
HRT FINANCIAL LP
CIK 0001475597
$409K39K0.00%Q4 2025
04
FLOW TRADERS U.S. LLC
CIK 0001466697· Market maker
$256K24K0.01%Q1 2026
05
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$217K20K0.00%Q1 2026
06
Clear Street Group Inc.
CIK 0001881567
$181K17K0.00%Q2 2026
07
MIZUHO SECURITIES USA LLC
CIK 0001513006
$126K12K0.00%Q1 2025
08
MORGAN STANLEY
CIK 0000895421
$485450.00%Q2 2026
09
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025