| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | HHG PLC | 16.29M (2.85%) | -1.40M Decreased by -8.58% | Sep 30, 25 |
| 2 | Rubric Capital Management LP | 15.31M (2.67%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 3 | 683 Capital Management LLC | 15.03M (2.63%) | 10.15M Increased by +67.55% | Dec 31, 25 |
| 4 | EcoR1 Capital, LLC | 7.86M (1.37%) | 7.86M Increased by +100.00% | Dec 31, 25 |
| 5 | Mangrove Partners | 7.79M (1.36%) | -845.90K Decreased by -10.86% | Sep 30, 25 |
| 6 | Deerfield Management Co | 6.71M (1.17%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 7 | Schonfeld Strategic Advisors LLC | 6.09M (1.06%) | 4.36M Increased by +71.55% | Dec 31, 25 |
| 8 | Alkeon Capital Management, LLC | 4.70M (0.82%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 9 | Rock Springs Capital Management LP | 4.47M (0.78%) | -2.22M Decreased by -49.69% | Jun 30, 25 |
| 10 | Millennium Management LLC | 3.97M (0.69%) | -1.43M Decreased by -36.04% | Dec 31, 24 |
| 11 | Suvretta Capital Management, LLC | 3.65M (0.64%) | -3.72M Decreased by -101.75% | Mar 31, 24 |
| 12 | Clearline Capital LP | 3.62M (0.63%) | 400.27K Increased by +11.06% | Jun 30, 25 |
| 13 | Morgan Stanley - Brokerage Accounts | 3.35M (0.58%) | 2.56M Increased by +76.53% | Sep 30, 25 |
| 14 | Citadel Advisors Llc | 3.17M (0.55%) | 2.41M Increased by +76.02% | Sep 30, 25 |
| 15 | Goldman Sachs Group Inc | 3.09M (0.54%) | 964.15K Increased by +31.20% | Jun 30, 25 |
| 16 | Aberdeen Group PLC | 3.03M (0.53%) | 840.52K Increased by +27.75% | Jun 30, 25 |
| 17 | The Goldman Sachs Group Inc | 2.36M (0.41%) | -726.04K Decreased by -30.71% | Sep 30, 25 |
| 18 | Tejara Capital Ltd | 2.16M (0.38%) | 252.84K Increased by +11.71% | Dec 31, 25 |
| 19 | UBS Asset Mgmt Americas Inc | 1.91M (0.33%) | 1.91M Increased by +100.00% | Sep 30, 25 |
| 20 | Logos Global Management LP | 1.85M (0.32%) | 1.35M Increased by +72.97% | Dec 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | abrdn World Healthcare | 2.90M (0.51%) | 1.22M Increased by +42.07% | Jul 31, 25 |
| 2 | abrdn Life Sciences Investors | 2.08M (0.36%) | 0.00 Increased by 0.00% | Aug 31, 25 |
| 3 | UBS (Lux) EF Biotech (USD) P-acc | 1.76M (0.31%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 4 | Fidelity Select Health Care | 1.47M (0.26%) | 1.47M Increased by +100.00% | Jul 31, 25 |
| 5 | International Biotechnology Ord | 1.07M (0.19%) | 1.07M Increased by +100.00% | Dec 31, 25 |
| 6 | Truvalue Glb Phrmctl Blgcl Eq (QDII) A | 992.10K (0.17%) | 992.10K Increased by +100.00% | Dec 31, 25 |
| 7 | Fidelity Select Biotechnology | 852.00K (0.15%) | 132.60K Increased by +15.56% | Jul 31, 25 |
| 8 | Fidelity Advisor Biotechnology I | 759.10K (0.13%) | 0.00 Increased by 0.00% | Jul 31, 25 |
| 9 | Fidelity Advisor Health Care I | 750.42K (0.13%) | 750.42K Increased by +100.00% | Jul 31, 25 |
| 10 | abrdn Healthcare Investors | 560.47K (0.10%) | 0.00 Increased by 0.00% | Apr 30, 24 |
| 11 | HealthInvest Sustainable Healthcare E | 358.90K (0.06%) | 358.90K Increased by +100.00% | Nov 30, 25 |
| 12 | Formidable ETF | 319.39K (0.06%) | 0.00 Increased by 0.00% | Dec 29, 23 |
| 13 | Tema Cardiovascular and Metabolic ETF | 303.46K (0.05%) | 0.00 Increased by 0.00% | Jan 31, 24 |
| 14 | HealthInvest Alpha Fund C | 227.84K (0.04%) | 0.00 Increased by 0.00% | Jul 31, 25 |
| 15 | Healthlnvest S&M Cap Healthcare C | 227.84K (0.04%) | 0.00 Increased by 0.00% | Jul 31, 25 |
| 16 | iShares Genomics Immnlgy & Hlthcr ETF | 221.97K (0.04%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 17 | Fidelity VIP Health Care Initial | 204.78K (0.04%) | 204.78K Increased by +100.00% | Jul 31, 25 |
| 18 | Alger LIfe Sciences Innovation Composite | 186.65K (0.03%) | 78.05K Increased by +41.82% | Aug 31, 24 |
| 19 | HealthInvest S&M Cap Healthcare C | 186.20K (0.03%) | 186.20K Increased by +100.00% | Nov 30, 25 |
| 20 | State Street® SPDR® S&P® Intl Sm Cp ETF | 133.38K (0.02%) | 0.00 Increased by 0.00% | Mar 31, 26 |