Iris Acquisition Corp II
IRAB
32 hedge funds and large institutions have $106M invested in Iris Acquisition Corp II in 2026 Q1 according to their latest regulatory filings, with 32 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.
62.65% more ownership
Funds ownership: 0% → 62.65% (+63%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Adage Capital Partners
Boston,
Massachusetts
|
+$13.3M |
| 2 |
TCM
Tenor Capital Management
New York
|
+$9.84M |
| 3 |
SAMU
SONA Asset Management (US)
New York
|
+$8.37M |
| 4 |
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Toronto,
Ontario, Canada
|
+$7.88M |
| 5 |
LA
Linden Advisors
New York
|
+$7.88M |
Top Sellers
IRAB Hedge Fund Activity: Q1 2026 in Review
32 of the 8,207 institutional investors tracked by Wall St. Rank reported a position in Iris Acquisition Corp II (IRAB) for Q1 2026, worth a combined $106M.
Buyers outnumbered sellers: 32 funds opened new IRAB positions and 0 closed out — a net gain of 32 holders — while 0 added to existing stakes and 0 trimmed.
The largest buyer was Adage Capital Partners, opening a new position worth an estimated $13.3M.
- 32 institutional investors held Iris Acquisition Corp II (IRAB) as of Q1 2026, up from 0 in Q4 2025.
- Funds reported $106M of Iris Acquisition Corp II stock for Q1 2026.
- 32 funds opened new Iris Acquisition Corp II positions in Q1 2026 and 0 closed out, a net change of +32 holders.
- The largest Iris Acquisition Corp II buyer in Q1 2026 was Adage Capital Partners, an estimated $13.3M added.
Based on aggregated 13F filings for Q1 2026.