IRIS ACQUISITION CORP II

IRAB (IRIS ACQUISITION CORP II) is held by 15 institutional investors as of Q1 2026. Largest holders: ADAGE CAPITAL PARTNERS GP, L.L.C. ($13.5M), HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND ($8M), LINDEN ADVISORS LP ($8M). Net institutional sentiment: Bullish.

15

Holders

Avg rating(2 Elite)

$49.6M

Total Value

100% (15)

Fund Consensus

15 buying - 0 selling

IRSmart Money Verdict

View all

Institutional (13F)

Insider (Form 4)

Activist (13D/13G)

Congressional (STOCK Act)

Holder Quality

★★★★★

Elite

★★★★

Strong

★★★

Solid

★★

Below

★

Weak

Held by 15 funds

2 elite

Who's Trading

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

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

ActivistTETenor Capital Management Company, L.P.6.5%Feb 6, 2026

View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (15)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
AGADAGE CAPITAL PARTNERS GP, L.L.C.	New	2M	$13.5M	0.0%	—	39
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	New	1.2M	$8M	0.0%	—	38
LALINDEN ADVISORS LP	New	1.2M	$8M	0.0%	—	38
BNP PARIBAS FINANCIAL MARKETS	New	819,798	$5.4M	0.0%	—	37
DED. E. Shaw & Co., Inc.	New	420,600	$4.1M	0.0%	—	37
TWO SIGMA INVESTMENTS, LP	New	271,875	$2.7M	0.0%	—	36
Centiva Capital, LP	New	376,050	$2.5M	0.0%	—	36
Verition Fund Management LLC	New	368,000	$2M	0.0%	—	36
Hudson Bay Capital Management LP	New	148,407	$986,807	0.0%	—	35
Clear Street Group Inc.	New	190,640	$965,743	0.0%	—	35
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	New	119,493	$792,259	0.0%	—	34
MOORE CAPITAL MANAGEMENT, LP	New	75,000	$498,700	0.0%	—	33
Schonfeld Strategic Advisors LLC	New	15,000	$147,300	0.0%	—	31
ROYAL BANK OF CANADA	New	19,885	$100,000	0.0%	—	33
Virtu Financial LLC	New	26,070	$256	0.0%	—	15

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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer