IRIS ACQUISITION CORP II

IRAB (IRIS ACQUISITION CORP II) is held by 19 institutional investors as of Q2 2026. Largest holders: ADAGE CAPITAL PARTNERS GP, L.L.C. ($13.4M), LINDEN ADVISORS LP ($7.9M), HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND ($7.9M). Net institutional sentiment: Bullish.

19

Holders

(1 Elite)

$67M

Total Value

70% (10)

Consensus

7 buying - 3 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

IR

Smart Money Verdict

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Institutional (13F)82

Insider (Form 4)27

Activist (13D/13G)65

Congressional (STOCK Act)42

Holder Quality

63

★★★★★

Elite

63

★★★★

Strong

71

★★★

Solid

29

★★

Below

80

★

Weak

Held by 19 funds

1 elite

Who's Trading

Source dates: Price Oct 12, 2026 · Insiders none · Activists Aug 12, 2026 · Congress none

ActivistTHE GOLDMAN SACHS GROUP, INC.1.2%Aug 12, 2026

ActivistADAdage Capital Management, L.P.7.8%May 13, 2026

ActivistTHE GOLDMAN SACHS GROUP, INC.6.8%May 11, 2026

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Top Holders

Top Holders (19)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
AGADAGE CAPITAL PARTNERS GP, L.L.C.	Unchanged	1.4M	$13.4M	0.0%	+1.93%	0
LALINDEN ADVISORS LP	Unchanged	800,000	$7.9M	0.0%	+1.93%	0
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	Unchanged	800,000	$7.9M	0.0%	+1.93%	0
Magnetar Financial LLC	New	600,000	$6M	0.1%	+0.81%	38
BNP PARIBAS FINANCIAL MARKETS	Unchanged	546,532	$5.4M	0.0%	+1.93%	0
MILLENNIUM MANAGEMENT LLC	New	425,000	$4.2M	0.0%	+0.81%	37
DED. E. Shaw & Co., Inc.	Increased	420,601	$4.2M	0.0%	+1.93%	27
Alberta Investment Management Corp	New	400,000	$4M	0.0%	+0.81%	37
TWO SIGMA INVESTMENTS, LP	Unchanged	271,875	$2.7M	0.0%	+1.93%	0
Centiva Capital, LP	Unchanged	250,700	$2.5M	0.0%	+1.93%	0
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	Increased	229,662(+188.3%)	$2.3M	0.0%	+1.30%	42
Verition Fund Management LLC	Unchanged	200,000	$2M	0.0%	+1.93%	0
PICTON MAHONEY ASSET MANAGEMENT	New	175,000	$1.7M	0.0%	+0.81%	36
Hudson Bay Capital Management LP	Unchanged	98,938	$982,454	0.0%	+1.93%	0
WAWOLVERINE ASSET MANAGEMENT LLC	New	65,047	$645,917	0.0%	+0.81%	34
MOORE CAPITAL MANAGEMENT, LP	Unchanged	50,000	$496,500	0.0%	+1.93%	0
Clear Street Group Inc.	Decreased	30,756(-67.8%)	$305,407	0.0%	+1.93%	0
Schonfeld Strategic Advisors LLC	Unchanged	15,000	$148,950	0.0%	+1.93%	0
Virtu Financial LLC	Decreased	14,870(-43.0%)	$148,000	0.0%	+1.93%	0
ROYAL BANK OF CANADA	Exited	0(-100.0%)	$97,000	0.0%	+1.93%	0

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