Adagio Medical Holdings, Inc.
ADGM- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0002006986
No open-market purchases or sales by Adagio Medical Holdings, Inc. insiders were filed in the last 90 days; 24 institutions reported holding it in 13F filings for Q2 2026, worth $9.83M in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +1 vs. previous quarter
- 24
- 13F valueReported value at the end of Q2 2026
- $9.83M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding ADGM, Q2 2026
No superinvestor reported holding ADGM at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Adagio Medical Holdings, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 18, 2025 (view filing) | Dec 16 | 2 days | Kaster DeborahChief Financial Officer | PPurchase | +15.0K | $1.20 | +$18.0K | New position15.0K after | |
| Dec 15, 2025 (view filing) | Dec 12 | 3 days | Usen ToddChief Executive Officer | PPurchase | +207.3K | $1.09 | +$226.0K | New position207.3K after | |
| Oct 22, 2025 (view filing)4:33 PM ET | Oct 20 | 2 days | Perceptive Advisors LLC and 2 othersDirector, 10% Owner | PPurchaseCommon Stock or Pre-Funded Warrants | +4.03M | $0.1846 | +$744.9K | –1.34M after | Derivative3 lots |
| Oct 22, 2025 (view filing)4:33 PM ET | Oct 20 | 2 days | Perceptive Advisors LLC and 2 othersDirector, 10% Owner | PPurchase | +2.19M | $1.60 | +$3.51M | –2.19M after | Derivative |
Top 10 13F holders, Q2 2026
The largest institutional positions in Adagio Medical Holdings, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Perceptive Advisors LLC | 9,876,586 | $6.44M | 0.10% | +100.0% | Added |
| Adage Capital Partners GP, L.L.C. | 1,258,501 | $820.0K | 0.00% | 00.0% | Unchanged |
| ADAR1 Capital Management, LLC | 1,205,447 | $785.5K | 0.04% | 00.0% | Unchanged |
| Alyeska Investment Group, L.P. | 1,159,615 | $755.6K | 0.00% | 00.0% | Unchanged |
| Sio Capital Management, LLC | 698,989 | $455.5K | 0.08% | −589,472−45.8% | Reduced |
| Silverarc Capital Management, LLC | 224,360 | $146.2K | 0.02% | −27,612−11.0% | Reduced |
| Shaolin Capital Management LLC | 171,170 | $111.5K | 0.01% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 108,954 | $71.0K | 0.00% | +69,346+175.1% | Added |
| Affinity Asset Advisors, LLC | 80,000 | $52.1K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 79,115 | $51.5K | 0.00% | −46,126−36.8% | Reduced |