Stock Ownership/IRIS ACQUISITION CORP II

IRIS ACQUISITION CORP II: Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in IRIS ACQUISITION CORP II. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
9
13F filers
Aggregate Value
$34.1M
Across holders
Last Price
—
EOD close
Sector
—
GICS
Institutional Holders of IRIS ACQUISITION CORP II
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9 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
Hedge Fund1.35M$13.4M39.3%0.0%Unchanged+$0Q2 2026
Magnetar Financial LLC
CIK 0001352851
Hedge Fund600K$6.0M17.6%0.1%New—Q2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund425K$4.2M12.4%0.0%New—Q2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund421K$4.2M12.2%0.0%Added+$10Q2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund272K$2.7M7.9%0.0%Unchanged+$0Q2 2026
Verition Fund Management LLC
CIK 0001454027
Hedge Fund200K$2.0M5.8%0.0%Unchanged+$0Q2 2026
Hudson Bay Capital Management LP
CIK 0001393825
Hedge Fund99K$982K2.9%0.0%Unchanged+$0Q2 2026
MOORE CAPITAL MANAGEMENT, LP
CIK 0001448574
Hedge Fund50K$497K1.5%0.0%Unchanged+$0Q2 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund15K$149K0.4%0.0%Unchanged+$0Q2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.Unchanged
Hedge Fund
$13.4M· 39.3% of total· 0.0% port· 1.35M sh· +$0 QoQ· Q2 2026
Magnetar Financial LLCNew
Hedge Fund
$6.0M· 17.6% of total· 0.1% port· 600K sh· — QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCNew
Hedge Fund
$4.2M· 12.4% of total· 0.0% port· 425K sh· — QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$4.2M· 12.2% of total· 0.0% port· 421K sh· +$10 QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPUnchanged
Hedge Fund
$2.7M· 7.9% of total· 0.0% port· 272K sh· +$0 QoQ· Q2 2026
Verition Fund Management LLCUnchanged
Hedge Fund
$2.0M· 5.8% of total· 0.0% port· 200K sh· +$0 QoQ· Q2 2026
Hudson Bay Capital Management LPUnchanged
Hedge Fund
$982K· 2.9% of total· 0.0% port· 99K sh· +$0 QoQ· Q2 2026
MOORE CAPITAL MANAGEMENT, LPUnchanged
Hedge Fund
$497K· 1.5% of total· 0.0% port· 50K sh· +$0 QoQ· Q2 2026
Schonfeld Strategic Advisors LLCUnchanged
Hedge Fund
$149K· 0.4% of total· 0.0% port· 15K sh· +$0 QoQ· Q2 2026
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