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Buy Day today: Neutral (56) Mixed market breadth · no major macro event
IRAB

Iris Acquisition Corp II

Financial Services · Shell Companies

10.00$ +0.0% vs. previous close Closing price · As of: Sep 24, 2026

Ownership

Ownership Structure

Who owns Iris Acquisition Corp II (IRAB)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 85.0% of the shares are freely tradable; institutional investors hold 75.7%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 75.7%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 1.5%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 85.0%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 0.0%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 17Mio.

Largest Shareholders

Institutions

Institutions IRAB
Name Stake (%) Shares Change (%) Date
Adage Capital Partners Gp LLC 5.89 1,350,000 +0.0 06/30/2026
Aristeia Capital, LLC 5.06 1,159,828 +0.0 06/30/2026
Tenor Capital Management Co Lp 4.37 1,000,000 +0.0 03/31/2026
SONA ASSET MANAGEMENT (US) LLC 3.71 850,000 +0.0 03/31/2026
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 3.49 800,000 +0.0 03/31/2026
Linden Advisors LLC 3.49 800,000 +0.0 06/30/2026
Magnetar Financial LLC 2.62 600,000 +0.0 06/30/2026
Cnh Partners, LLC 2.53 578,464 +0.0 03/31/2026
BNP Paribas Arbitrage, SA 2.39 546,532 +0.0 03/31/2026
Millennium Management LLC 1.86 425,000 +0.0 06/30/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: September 24, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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