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.
13F holders, Q3 2025
Institutional positions in Adagio Medical Holdings, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 15
- +3 vs. Q2 2025
- Shares held
- 11.6M
- −213.6K (−1.8%) vs. Q2 2025
- Total value
- $22.6M
- +$7.69M (+51.6%) vs. Q2 2025
- New holders
- 4
- 1 more added
- Sold out
- 1
- 4 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ADGM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 24 | $9.83M |
| Q1 2026 | 23 | $17.7M |
| Q4 2025 | 21 | $17.2M |
| Q3 2025 | 15 | $22.6M |
| Q2 2025 | 12 | $14.9M |
| Q1 2025 | 15 | $9.33M |
| Q4 2024 | 15 | $11.3M |
| Q3 2024 | 12 | $31.0M |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Adagio Medical Holdings, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Perceptive Advisors LLC | 9,876,576 | $19.2M | 0.55% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 1,058,501 | $2.05M | 0.00% | +237,240+28.9% | Added |
| RTW Investments, LP | 209,361 | $406.2K | 0.01% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 180,000 | $349.2K | 0.02% | −436,160−70.8% | Reduced |
| Opaleye Management Inc. | 110,571 | $214.5K | 0.03% | 00.0% | Unchanged |
| Affinity Asset Advisors, LLC | 80,000 | $155.2K | 0.01% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 36,242 | $70.3K | 0.00% | 00.0% | Unchanged |
| Vanguard Group Inc | 33,078 | $64.2K | 0.00% | +33,078 | New |
| Renaissance Technologies LLC | 27,000 | $52.4K | 0.00% | +27,000 | New |
| Toronto Dominion Bank | 25,000 | $48.5K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 2,084 | $4.04K | 0.00% | −1,390−40.0% | Reduced |
| UBS Group AG | 83 | $161 | 0.00% | −12,476−99.3% | Reduced |
| Bank of America Corp | 29 | $56 | 0.00% | −4−12.1% | Reduced |
| Barclays PLC | 14 | $27 | 0.00% | +14 | New |
| Citigroup Inc | 1 | $2 | 0.00% | +1 | New |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −60,947−100.0% | Sold out |