Adagio Medical Holdings, Inc. (ADGM) ownership: Top institutional holder: PERCEPTIVE ADVISORS LLC ($11.01M). Insider activity: Net Seller (2 buys, 18 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| PERCEPTIVE ADVISORS LLC | 9876576.00 | $11.01M | 2026-03-31 |
| Sio Capital Management, LLC | 1288461.00 | $1.48M | 2026-03-31 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 1258501.00 | $1.45M | 2026-03-31 |
| ADAR1 Capital Management, LLC | 1205447.00 | $1.39M | 2026-03-31 |
| Alyeska Investment Group, L.P. | 1159615.00 | $1.33M | 2026-03-31 |
| ARMISTICE CAPITAL, LLC | 478000.00 | $497120.00 | 2025-12-31 |
| Hudson Bay Capital Management LP | 296369.00 | $308224.00 | 2025-12-31 |
| SILVERARC CAPITAL MANAGEMENT, LLC | 251972.00 | $289768.00 | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-03-06 | |
| Sell | null | 2026-03-06 | |
| Sell | null | 2026-03-06 | |
| Sell | null | 2026-03-06 | |
| Buy | null | 2025-12-16 | |
| Buy | null | 2025-12-12 | |
| Sell | null | 2025-12-11 | |
| Sell | null | 2025-10-20 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.