| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | T. Rowe Price Investment Management,Inc. | 6.83M (16.10%) | -229.04K Decreased by -3.35% | Dec 31, 25 |
| 2 | RTW INVESTMENTS, LLC | 4.87M (11.47%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 3 | Wellington Management Company LLP | 4.69M (11.05%) | -87.25K Decreased by -1.86% | Dec 31, 25 |
| 4 | FMR Inc | 4.54M (10.69%) | 118.82K Increased by +2.62% | Dec 31, 25 |
| 5 | PRIMECAP Management Company | 3.69M (8.70%) | -268.64K Decreased by -7.27% | Mar 31, 26 |
| 6 | Bellevue Group AG | 2.80M (6.59%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 7 | TANG CAPITAL MANAGEMENT LLC | 2.65M (6.24%) | 20.83K Increased by +0.79% | Mar 31, 26 |
| 8 | Rock Springs Capital Management LP | 2.37M (5.58%) | -293.69K Decreased by -12.40% | Mar 31, 24 |
| 9 | Deep Track Capital, LP | 2.00M (4.72%) | 203.98K Increased by +10.18% | Dec 31, 25 |
| 10 | Paradigm Biocapital Advisors LP | 1.79M (4.21%) | 333.29K Increased by +18.65% | Mar 31, 24 |
| 11 | Morgan Stanley - Brokerage Accounts | 1.74M (4.09%) | 135.18K Increased by +7.78% | Jun 30, 24 |
| 12 | Logos Global Management LP | 1.50M (3.53%) | 650.00K Increased by +43.33% | Mar 31, 26 |
| 13 | Bvf Inc | 1.49M (3.51%) | -85.31K Decreased by -5.73% | Dec 31, 25 |
| 14 | General Atlantic Llc | 1.26M (2.97%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 15 | Armistice Capital, LLC | 1.10M (2.59%) | 274.00K Increased by +24.95% | Dec 31, 25 |
| 16 | Fiera Capital Corporation | 1.04M (2.46%) | 249.67K Increased by +23.90% | Dec 31, 25 |
| 17 | T. Rowe Price Associates, Inc. | 968.78K (2.28%) | -47.99K Decreased by -4.95% | Dec 31, 25 |
| 18 | Millennium Management LLC | 911.60K (2.15%) | -354.37K Decreased by -38.87% | Dec 31, 25 |
| 19 | BlackRock Inc | 871.79K (2.05%) | 4.44K Increased by +0.51% | Jun 30, 24 |
| 20 | Kynam Capital Management, LP | 856.46K (2.02%) | -152.81K Decreased by -17.84% | Dec 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Health Care Inv | 3.66M (8.61%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 2 | Vanguard Capital Opportunity Inv | 2.34M (5.50%) | -193.21K Decreased by -8.27% | Mar 31, 26 |
| 3 | Fidelity Growth Compy Commingled Pl S | 1.67M (3.94%) | -20.74K Decreased by -1.24% | Mar 31, 26 |
| 4 | BB Biotech AG Ord | 1.21M (2.84%) | 0.00 Increased by 0.00% | Dec 31, 24 |
| 5 | Fidelity Growth Company Fund | 1.16M (2.74%) | -17.50K Decreased by -1.51% | Mar 31, 26 |
| 6 | Fidelity Growth Compy Commingled Pl O | 1.15M (2.71%) | 101.00 Increased by +0.01% | Aug 31, 24 |
| 7 | PRIMECAP Odyssey Aggressive Growth | 1.14M (2.69%) | -74.43K Decreased by -6.51% | Mar 31, 26 |
| 8 | T. Rowe Price U.S. SC Core Eq Tr-D | 1.00M (2.36%) | 10.08K Increased by +1.01% | Dec 31, 25 |
| 9 | T. Rowe Price U.S. SC Core Eq Tr-Z | 902.33K (2.13%) | 44.96K Increased by +4.98% | Mar 31, 25 |
| 10 | T. Rowe Price U.S. SC Value Eq Tr-Z | 737.44K (1.74%) | 20.48K Increased by +2.78% | Mar 31, 25 |
| 11 | T. Rowe Price Health Sciences | 715.07K (1.68%) | 41.17K Increased by +5.76% | Mar 31, 26 |
| 12 | T. Rowe Price Instl Small-Cap Stock | 685.13K (1.61%) | -482.39K Decreased by -70.41% | Jan 31, 26 |
| 13 | Vanguard Explorer Inv | 648.22K (1.53%) | 648.22K Increased by +100.00% | Mar 31, 24 |
| 14 | T. Rowe Price U.S. SC Value Eq Tr-D | 633.25K (1.49%) | -104.18K Decreased by -16.45% | Jun 30, 25 |
| 15 | T. Rowe Price US Smlr Cm Eq A USD | 552.60K (1.30%) | -28.36K Decreased by -5.13% | Apr 30, 25 |
| 16 | T. Rowe Price All-Cap Opportunities Fund | 520.45K (1.23%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 17 | T. Rowe Price US All-Cap Opp Eq Comp | 520.45K (1.23%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 18 | T. Rowe Price US All-Cap Opp Eq SMA | 520.45K (1.23%) | 0.00 Increased by 0.00% | Dec 31, 24 |
| 19 | Fidelity Select Health Care | 500.00K (1.18%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 20 | Polar Capital Biotech S Inc | 500.00K (1.18%) | 0.00 Increased by 0.00% | Oct 31, 24 |