| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | BlackRock Inc | 10.89M (11.58%) | 557.32K Increased by +5.12% | Mar 31, 26 |
| 2 | Cadian Capital Management LP | 10.81M (11.50%) | -270.98K Decreased by -2.51% | Mar 31, 26 |
| 3 | Wellington Management Company LLP | 10.22M (10.87%) | -212.28K Decreased by -2.08% | Mar 31, 25 |
| 4 | Morgan Stanley - Brokerage Accounts | 9.08M (9.66%) | -197.04K Decreased by -2.17% | Mar 31, 26 |
| 5 | Vanguard Group Inc | 8.91M (9.48%) | -2.05M Decreased by -23.03% | Dec 31, 25 |
| 6 | UBS Group AG | 8.15M (8.67%) | 2.04M Increased by +25.04% | Mar 31, 26 |
| 7 | Durable Capital Partners LP | 6.42M (6.83%) | 6.42M Increased by +100.00% | Jun 30, 25 |
| 8 | FMR Inc | 6.42M (6.83%) | 3.21M Increased by +50.06% | Jun 30, 25 |
| 9 | Rubicon Founders LLC | 5.82M (6.19%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 10 | Engaged Capital LLC | 5.56M (5.92%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 11 | D. E. Shaw & Co LP | 5.43M (5.78%) | 164.73K Increased by +3.03% | Mar 31, 26 |
| 12 | Vanguard Capital Management, LLC | 4.87M (5.18%) | 4.87M Increased by +100.00% | Mar 31, 26 |
| 13 | William Blair Investment Management, LLC | 4.32M (4.60%) | -79.05K Decreased by -1.83% | Jun 30, 25 |
| 14 | RA Capital Management, LLC | 3.58M (3.80%) | -4.94M Decreased by -138.03% | Dec 31, 24 |
| 15 | Goldman Sachs Group Inc | 3.10M (3.30%) | 265.95K Increased by +8.57% | Jun 30, 25 |
| 16 | Camber Capital Management LLC | 3.00M (3.19%) | -1.00M Decreased by -33.33% | Mar 31, 25 |
| 17 | JPMorgan Chase & Co | 2.95M (3.14%) | -5.05M Decreased by -171.47% | Dec 31, 25 |
| 18 | Rock Springs Capital Management LP | 2.67M (2.85%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 19 | Bellevue Group AG | 2.67M (2.84%) | 1.00M Increased by +37.46% | Sep 30, 24 |
| 20 | State Street Corp | 2.65M (2.81%) | -295.36K Decreased by -11.16% | Mar 31, 26 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Health Care Inv | 6.78M (7.21%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 2 | Eventide Gilead N | 3.90M (4.15%) | 1.92M Increased by +49.23% | Sep 30, 25 |
| 3 | Fidelity Small Cap Value Fund | 3.89M (4.14%) | 700.00K Increased by +17.98% | Jun 30, 25 |
| 4 | Vanguard US Total Market Shares ETF | 3.48M (3.70%) | 3.03K Increased by +0.09% | Sep 30, 24 |
| 5 | Vanguard Total Stock Mkt Idx Inv | 3.48M (3.70%) | 0.00 Increased by 0.00% | Apr 30, 26 |
| 6 | Vanguard Explorer Inv | 3.09M (3.29%) | 211.93K Increased by +6.86% | Sep 30, 24 |
| 7 | iShares Russell 2000 ETF | 2.69M (2.86%) | 24.80K Increased by +0.92% | May 29, 26 |
| 8 | Eventide Healthcare & Life Sciences I | 2.55M (2.71%) | 2.55M Increased by +100.00% | Mar 31, 26 |
| 9 | Bellevue Healthcare Ord | 1.92M (2.05%) | 1.92M Increased by +100.00% | Jul 31, 24 |
| 10 | Select Medical Tech and Devcs | 1.90M (2.02%) | -356.50K Decreased by -18.73% | Nov 30, 23 |
| 11 | JPMorgan Small Cap Growth A | 1.53M (1.63%) | -93.68K Decreased by -6.13% | Dec 31, 25 |
| 12 | JPM Global Healthcare C (acc) USD | 1.37M (1.46%) | -165.12K Decreased by -12.05% | Mar 31, 24 |
| 13 | Fidelity Select Medical Tech and Devcs | 1.34M (1.43%) | 653.88K Increased by +48.71% | Jul 31, 25 |
| 14 | CS (Lux) Digital Health Equity SB USD | 1.30M (1.38%) | -30.00K Decreased by -2.31% | Mar 31, 24 |
| 15 | Vanguard Institutional Extnd Mkt Idx Tr | 1.29M (1.37%) | 9.49K Increased by +0.73% | Apr 30, 26 |
| 16 | Vanguard Small Cap Index | 1.27M (1.35%) | 2.68K Increased by +0.21% | Feb 28, 26 |
| 17 | Fidelity Select Health Care | 1.20M (1.28%) | 286.95K Increased by +23.83% | Jul 31, 25 |
| 18 | Worldwide Healthcare Ord | 1.20M (1.28%) | 0.00 Increased by 0.00% | Nov 30, 24 |
| 19 | Fidelity Advisor® Health Care I | 1.20M (1.28%) | -196.77K Decreased by -16.35% | Nov 30, 23 |
| 20 | BlackRock Global Equity Mkt Netrl Instl | 1.14M (1.21%) | -13.62K Decreased by -1.20% | Jun 30, 25 |