HolderBook

IRIS ACQUISITION CORP II (IRABWS)

Institutional ownership reported to the SEC as of Q2 2026, across 2 quarters.

38
Reporting holders
$1.8M
Reported value
2.9%
Held as options
+13
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
ADAGE CAPITAL PARTNERS GP, L.L.C.$168.8K675,0000.00%2qHELD
ARISTEIA CAPITAL, L.L.C.$136.3K579,9130.00%newNEW
TENOR CAPITAL MANAGEMENT Co., L.P.$125.0K500,0000.00%2qHELD
SONA ASSET MANAGEMENT (US) LLC$106.2K425,0000.00%2qHELD
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND$100.0K400,0000.00%2qHELD
Linden Advisors LP$94.0K400,0000.00%2qHELD
Decagon Asset Management LLP$88.3K353,1870.02%2q+23.6%+$16.9K
Verition Fund Management LLC$84.0K336,0000.00%2q+100.0%+$42.0K
MMCAP International Inc. SPC$75.0K300,0000.01%newNEW
AQR Arbitrage LLC$73.1K292,5820.00%newNEW
Magnetar Financial LLC$70.5K300,0000.00%newNEW
BNP PARIBAS FINANCIAL MARKETS$64.2K273,2660.00%2qHELD
Lineage Point Capital LP$61.5K246,0680.01%2q+123.7%+$34.0K
MILLENNIUM MANAGEMENT LLC$53.1Koptions only0.00%newOPTIONS
Alberta Investment Management Corp$50.0K200,0000.00%newNEW
WHITEBOX ADVISORS LLC$46.9K187,6000.00%2qHELD
HIGHBRIDGE CAPITAL MANAGEMENT LLC$45.8K183,1010.00%2q+40.3%+$13.2K
Shaolin Capital Management LLC$38.2K152,9600.00%2q+2.0%
Radcliffe Capital Management, L.P.$35.2K149,7850.00%2qHELD
Context Capital Management, LLC$31.2K125,0000.00%2qHELD
HGC Investment Management Inc.$31.2K125,0000.01%2qHELD
Periscope Capital Inc.$28.3K120,5000.00%2qHELD
Cable Car Capital, LP$26.4K112,5000.00%newNEW
RIVERNORTH CAPITAL MANAGEMENT, LLC$25.4K100,0000.00%2qHELD
Lepercq De Neuflize Asset Management LLC$25.0K100,0000.02%newNEW
PICTON MAHONEY ASSET MANAGEMENT$21.9K87,5000.00%newNEW
HEIGHTS CAPITAL MANAGEMENT, INC$19.2K76,8000.00%newNEW
Clear Street Group Inc.$17.7K70,7480.00%2q-25.8%-$6.1K
Centiva Capital, LP$13.8K55,3500.00%2q-55.8%-$17.5K
Polar Asset Management Partners Inc.$12.5K50,0000.00%2qHELD
Hudson Bay Capital Management LP$12.4K49,4690.00%2qHELD
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS$9.4K39,8310.00%2qHELD
MOORE CAPITAL MANAGEMENT, LP$6.2K25,0000.00%2qHELD
BERKLEY W R CORP$5.2K21,9330.00%2q-11.8%
DLD Asset Management, LP$4.5K18,0000.00%newNEW
CSS LLC/IL$3.1K12,5000.00%newNEW
ROYAL BANK OF CANADA$1.0K5,1000.00%2q-49.0%
TORONTO DOMINION BANK$6302,5200.00%newNEW
Mint Tower Capital Management B.V.$1975,0000.00%2qHELD

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q2 202638$1.8M7,152,21313542.9%
Q1 202625$1.4M4,745,16125000.0%