Adagio Medical Holdings, Inc. - ADGM
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| PERCEPTIVE ADVISORS LLC | History | Reduced | 3,780,830 | 4,347 | 0.09% | 0.18% | 1 | -6,095,746 | -61.72% | Q1 2026 | May 15, 2026 |
| Sio Capital Management, LLC | History | No change | 1,288,461 | 1,481 | 0.21% | 0.21% | 2 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | History | No change | 1,258,501 | 1,447 | 0.0% | 0.0% | 3 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| ADAR1 Capital Management, LLC | History | Added to | 1,205,447 | 1,386 | 0.08% | 0.09% | 4 | +45,833 | 3.95% | Q1 2026 | May 15, 2026 |
| Alyeska Investment Group, L.P. | History | No change | 1,159,615 | 1,333 | 0.0% | 0.0% | 5 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| SILVERARC CAPITAL MANAGEMENT, LLC | History | Reduced | 251,972 | 289 | 0.03% | 0.07% | 6 | -263,412 | -51.11% | Q1 2026 | May 14, 2026 |
| Shaolin Capital Management LLC | History | No change | 171,170 | 196 | 0.01% | 0.01% | 7 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 125,241 | 144 | 0.0% | 0.0% | 8 | +56,899 | 83.26% | Q1 2026 | May 15, 2026 |
| Affinity Asset Advisors, LLC | History | No change | 80,000 | 92 | 0.0% | 0.0% | 9 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| VANGUARD GROUP INC | History | No change | 79,451 | 82 | 0.0% | 0.0% | 10 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 53,782 | 61 | 0.0% | — | 11 | +53,782 | New | Q1 2026 | May 08, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 39,608 | 45 | 0.0% | — | 12 | +39,608 | New | Q1 2026 | May 15, 2026 |
| Granite Investment Partners, LLC | History | New | 27,053 | 31 | 0.0% | — | 13 | +27,053 | New | Q1 2026 | Apr 30, 2026 |
| TORONTO DOMINION BANK | History | No change | 25,000 | 28 | 0.0% | 0.0% | 14 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| XTX Topco Ltd | History | Added to | 23,350 | 26 | 0.0% | 0.0% | 15 | +5,247 | 28.98% | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | No change | 21,598 | 24 | 0.0% | 0.0% | 16 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Opaleye Management Inc. | History | No change | 18,444 | 21 | 0.0% | 0.0% | 17 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | New | 16,557 | 19 | 0.0% | — | 18 | +16,557 | New | Q1 2026 | May 14, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 12,857 | 14 | 0.0% | 0.0% | 19 | +1,363 | 11.86% | Q1 2026 | May 15, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 2,202 | 2 | 0.0% | 0.0% | 20 | -5,944 | -72.97% | Q1 2026 | May 15, 2026 |
| JPMORGAN CHASE & CO | History | New | 975 | 1 | 0.0% | — | 21 | +975 | New | Q1 2026 | May 13, 2026 |
| ARMISTICE CAPITAL, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -478,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Hudson Bay Capital Management LP | History | Closed out | 0 | 0 | — | 0.0% | — | -296,369 | -100.0% | Q1 2026 | May 13, 2026 |
| HRT FINANCIAL LP | History | Closed out | 0 | 0 | — | 0.0% | — | -18,618 | -100.0% | Q1 2026 | May 14, 2026 |
| CITIGROUP INC | History | New | 1 | 0 | — | — | — | +1 | New | Q1 2026 | May 11, 2026 |
| MORGAN STANLEY | History | No change | 137 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Crewe Advisors LLC | History | No change | 500 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 07, 2026 |