IRIS ACQUISITION CORP II IRAB.U
UNIT 99/99/9999 · Unit · CUSIP G4940M125
7
institutional holders
-10 vs Q1 2026
1.1m
shares reported held*
$11.1mreported value*
0 new
2 added
3 reduced
10 sold out
net sold ≈ $40.9m (-4.1m shares)
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $10.06.
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q1 2026 | 17 |
| Q2 2026 | 7 |
Biggest buyers
| Clear Street Group Inc. | Added | +75.7k |
| GLAZER CAPITAL, LLC | Added | +200 |
Biggest sellers
| ARISTEIA CAPITAL, L.L.C. | Sold out | -1.2m |
| MMCAP International Inc. SPC | Sold out | -600.0k |
| Magnetar Financial LLC | Sold out | -600.0k |
| MILLENNIUM MANAGEMENT LLC | Sold out | -425.0k |
| Alberta Investment Management Corp | Sold out | -400.0k |
| Crossingbridge Advisors, LLC | Sold out | -350.0k |
| Cable Car Capital, LP | Sold out | -225.0k |
| HEIGHTS CAPITAL MANAGEMENT, INC | Sold out | -185.0k |
| PICTON MAHONEY ASSET MANAGEMENT | Sold out | -175.0k |
| CSS LLC/IL | Sold out | -25.0k |
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| Iris Acquisition Holdings II LLC 13G · exempt (held before listing) new · filed 2026-05-14 | 25.6% |
| ARISTEIA CAPITAL, L.L.C. 13G · institution new · filed 2026-05-14 | 6.7% |
| TENOR CAPITAL MANAGEMENT Co., L.P. 13G · passive investor new · filed 2026-02-06 | 6.5% |
Holders, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| LMR Partners LLP 0.06% of their portfolio | 750.0k $7.5m | Unchanged |
| Clear Street Group Inc. 0.00% of their portfolio | 156.1k $1.6m | Added +75.7k |
| TORONTO DOMINION BANK 0.00% of their portfolio | 74.9k $752.7k | Reduced -100 |
| GLAZER CAPITAL, LLC 0.01% of their portfolio | 46.4k $479.0k | Added +200 |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 40.0k $402.0k | Unchanged |
| HRT FINANCIAL LP 0.00% of their portfolio | 25.0k $251.0k | Reduced -157 |
| Virtu Financial LLC 0.00% of their portfolio | 11.5k $116.0k | Reduced -4.7k |