| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | T. Rowe Price Investment Management,Inc. | 10.40M (26.55%) | -67.48K Decreased by -0.65% | Mar 31, 25 |
| 2 | Vestal Point Capital LP | 5.60M (14.30%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 3 | NEA Management Company, LLC | 4.45M (11.36%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 4 | RA Capital Management, LLC | 3.53M (9.00%) | 0.00 Increased by 0.00% | Mar 31, 24 |
| 5 | BlackRock Inc | 3.47M (8.87%) | -46.39K Decreased by -1.34% | Mar 31, 25 |
| 6 | Bellevue Group AG | 2.73M (6.98%) | -5.78M Decreased by -211.60% | Mar 31, 25 |
| 7 | Vanguard Group Inc | 2.36M (6.02%) | -57.11K Decreased by -2.42% | Mar 31, 25 |
| 8 | TANG CAPITAL MANAGEMENT LLC | 2.07M (5.28%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 9 | Millennium Management LLC | 1.10M (2.82%) | 545.84K Increased by +49.45% | Mar 31, 25 |
| 10 | Artal Group S A | 1.05M (2.67%) | 0.00 Increased by 0.00% | Jun 30, 24 |
| 11 | Siren, L.L.C. | 1.05M (2.67%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 12 | Geode Capital Management, LLC | 965.60K (2.47%) | 6.28K Increased by +0.65% | Mar 31, 25 |
| 13 | Deerfield Management Co | 930.45K (2.38%) | -869.55K Decreased by -93.46% | Sep 30, 23 |
| 14 | Renaissance Technologies Corp | 904.00K (2.31%) | 650.20K Increased by +71.92% | Dec 31, 24 |
| 15 | LAURION CAPITAL MANAGEMENT LP | 878.29K (2.24%) | 878.29K Increased by +100.00% | Mar 31, 24 |
| 16 | ExodusPoint Capital Management, LP | 872.68K (2.23%) | 284.05K Increased by +32.55% | Sep 30, 24 |
| 17 | State Street Corp | 867.19K (2.21%) | -16.25K Decreased by -1.87% | Mar 31, 25 |
| 18 | Ally Bridge Group (NY) LLC | 835.00K (2.13%) | 835.00K Increased by +100.00% | Jun 30, 24 |
| 19 | JPMorgan Chase & Co | 821.63K (2.10%) | -285.95K Decreased by -34.80% | Dec 31, 23 |
| 20 | CHI Advisors LLC | 720.00K (1.84%) | -30.00K Decreased by -4.17% | Sep 30, 23 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | BB Biotech AG Ord | 8.52M (21.74%) | 0.00 Increased by 0.00% | Dec 31, 24 |
| 2 | T. Rowe Price Small-Cap Value | 2.42M (6.18%) | -521.00 Decreased by -0.02% | Mar 31, 25 |
| 3 | T. Rowe Price Small-Cap Stock | 2.37M (6.05%) | -512.00 Decreased by -0.02% | Mar 31, 25 |
| 4 | T. Rowe Price US Small-Cap Core Equity | 2.37M (6.05%) | -2.29K Decreased by -0.10% | Mar 31, 25 |
| 5 | Vanguard Total Stock Mkt Idx Inv | 1.33M (3.39%) | 0.00 Increased by 0.00% | May 31, 25 |
| 6 | Vanguard US Total Market Shares ETF | 1.33M (3.39%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 7 | T. Rowe Price U.S. SC Value Eq Tr-D | 1.24M (3.17%) | 2.28K Increased by +0.18% | Mar 31, 25 |
| 8 | T. Rowe Price U.S. SC Value Eq Tr-Z | 1.24M (3.17%) | 2.28K Increased by +0.18% | Mar 31, 25 |
| 9 | T. Rowe Price Instl Small-Cap Stock | 1.24M (3.16%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 10 | T. Rowe Price U.S. SC Core Eq Tr-D | 1.22M (3.10%) | 2.29K Increased by +0.19% | Mar 31, 25 |
| 11 | T. Rowe Price U.S. SC Core Eq Tr-Z | 1.22M (3.10%) | 2.29K Increased by +0.19% | Mar 31, 25 |
| 12 | iShares Russell 2000 ETF | 992.11K (2.53%) | 0.00 Increased by 0.00% | May 31, 25 |
| 13 | BlackRock Health Sciences Term Trust | 866.00K (2.21%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 14 | Invesco Dorsey Wright SmallCap Momt ETF | 685.85K (1.75%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 15 | T. Rowe Price US Smlr Cm Eq A USD | 670.35K (1.71%) | -34.40K Decreased by -5.13% | Apr 30, 25 |
| 16 | T. Rowe Price US Smlr Coms Eq A | 670.35K (1.71%) | -34.40K Decreased by -5.13% | Apr 30, 25 |
| 17 | Vanguard Institutional Extnd Mkt Idx Tr | 620.37K (1.58%) | 0.00 Increased by 0.00% | May 31, 25 |
| 18 | Belfius Equities Cure C Cap | 540.00K (1.38%) | 0.00 Increased by 0.00% | Jan 31, 24 |
| 19 | Candriam Global Equities Oncology | 540.00K (1.38%) | 40.00K Increased by +7.41% | Dec 31, 23 |
| 20 | Fidelity Small Cap Index | 400.60K (1.02%) | -10.78K Decreased by -2.69% | Mar 31, 25 |