ADGM — Adagio Medical Holdings, Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2021-02-26.
Performance
Technicals
Others in Healthcare
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2025-12-16 | Kaster Deborah Chief Financial Officer | Open-market purchase | 15.0K | 1.20 | 18.0K |
| 2025-12-12 | Usen Todd Chief Executive Officer | Open-market purchase | 207.3K | 1.09 | 226.0K |
| 2025-01-22 | EDELMAN JOSEPH Director | Grant or award | 64.2K | — | — |
| 2025-01-22 | PERCEPTIVE ADVISORS LLC Director | Grant or award | 64.2K | — | — |
| 2025-01-22 | PERCEPTIVE LIFE SCIENCES MASTER FUND LTD Director | Grant or award | 64.2K | — | — |
| 2025-01-22 | C2 Life Sciences LLC Director | Grant or award | 64.2K | — | — |
| 2024-09-27 | Stone Adam Leo | Other Acquisition/Disposition | 3.5M | — | — |
| 2024-09-27 | ALTMAN MICHAEL SETH | Other Acquisition/Disposition | 3.5M | — | — |
| 2024-09-27 | ARYA Sciences Holdings IV | Other Acquisition/Disposition | 3.5M | — | — |
| 2024-07-31 | BERGHEIM OLAV CEO | Other Acquisition/Disposition | 212.1K | — | — |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| PERCEPTIVE ADVISORS LLC | 11.0M | 9.9M |
| Sio Capital Management, LLC | 1.5M | 1.3M |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 1.4M | 1.3M |
| ADAR1 Capital Management, LLC | 1.4M | 1.2M |
| Alyeska Investment Group, L.P. | 1.3M | 1.2M |
| SILVERARC CAPITAL MANAGEMENT, LLC | 289.8K | 252.0K |
| Shaolin Capital Management LLC | 196.8K | 171.2K |
| GEODE CAPITAL MANAGEMENT, LLC | 144.0K | 125.2K |
| Affinity Asset Advisors, LLC | 92.0K | 80.0K |
| VANGUARD FIDUCIARY TRUST CO | 61.8K | 53.8K |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- Adagio Medical Holdings, Inc. (ADGM) filed form 8-K · 2026-08-14 · SEC EDGAR
- Adagio Medical Holdings, Inc. (ADGM) filed form 8-K · 2026-08-13 · SEC EDGAR
- Adagio Medical Holdings, Inc. (ADGM) filed form 8-K · 2026-08-11 · SEC EDGAR
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