| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Group Inc | 7.01M (12.25%) | 334.18K Increased by +4.77% | Sep 30, 24 |
| 2 | EcoR1 Capital, LLC | 6.73M (11.76%) | 0.00 Increased by 0.00% | Jun 30, 24 |
| 3 | BlackRock Inc | 6.26M (10.94%) | 764.55K Increased by +12.22% | Jun 30, 24 |
| 4 | T. Rowe Price Associates, Inc. | 3.99M (6.98%) | -379.55K Decreased by -9.52% | Jun 30, 24 |
| 5 | Avidity Partners Management LP | 2.99M (5.22%) | 2.65K Increased by +0.09% | Jun 30, 24 |
| 6 | RTW INVESTMENTS, LLC | 2.97M (5.19%) | -330.00K Decreased by -11.12% | Jun 30, 24 |
| 7 | FMR Inc | 2.88M (5.04%) | 204.32K Increased by +7.09% | Sep 30, 24 |
| 8 | Citadel Advisors Llc | 2.64M (4.62%) | 2.01M Increased by +76.34% | Jun 30, 24 |
| 9 | Bellevue Group AG | 2.39M (4.17%) | -4.20K Decreased by -0.18% | Sep 30, 24 |
| 10 | Paradigm Biocapital Advisors LP | 2.34M (4.09%) | -98.19K Decreased by -4.20% | Sep 30, 24 |
| 11 | JPMorgan Chase & Co | 1.96M (3.43%) | 262.12K Increased by +13.36% | Jun 30, 24 |
| 12 | COMMODORE CAPITAL LP | 1.88M (3.30%) | 609.36K Increased by +32.34% | Jun 30, 24 |
| 13 | State Street Corp | 1.70M (2.97%) | 317.52K Increased by +18.68% | Jun 30, 24 |
| 14 | Morgan Stanley - Brokerage Accounts | 1.56M (2.73%) | 208.56K Increased by +13.37% | Jun 30, 24 |
| 15 | Geode Capital Management, LLC | 1.54M (2.70%) | 228.42K Increased by +14.82% | Jun 30, 24 |
| 16 | New Leaf Venture Partners, L.L.C. | 1.43M (2.51%) | 145.20K Increased by +10.12% | Sep 30, 24 |
| 17 | Nextech Invest AG | 1.41M (2.46%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 18 | State Street Corporation | 1.38M (2.42%) | 195.69K Increased by +14.16% | Mar 31, 24 |
| 19 | BRAIDWELL LP | 1.28M (2.25%) | 767.24K Increased by +59.73% | Sep 30, 24 |
| 20 | ArrowMark Colorado Holdings, LLC (ArrowMark Partners) | 1.23M (2.15%) | 21.16K Increased by +1.72% | Jun 30, 24 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | BB Biotech AG Ord | 2.38M (4.16%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 2 | T. Rowe Price New Horizons | 2.02M (3.53%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 3 | US Small-Cap Growth II Equity Comp | 2.02M (3.53%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 4 | Vanguard Total Stock Mkt Idx Inv | 1.92M (3.35%) | -17.33K Decreased by -0.90% | Oct 31, 24 |
| 5 | iShares Russell 2000 ETF | 1.66M (2.90%) | -3.72K Decreased by -0.22% | Oct 31, 24 |
| 6 | Vanguard Small Cap Index | 1.55M (2.71%) | 3.05K Increased by +0.20% | Oct 31, 24 |
| 7 | Vanguard Institutional Extnd Mkt Idx Tr | 977.13K (1.71%) | -88.45K Decreased by -9.05% | Sep 30, 24 |
| 8 | Vanguard Explorer Inv | 933.24K (1.63%) | 185.74K Increased by +19.90% | Sep 30, 24 |
| 9 | Vanguard Small Cap Growth Index Inv | 853.33K (1.49%) | 476.00 Increased by +0.06% | Oct 31, 24 |
| 10 | FIAM Small Cap Core CIT Cl B | 794.80K (1.39%) | 10.30K Increased by +1.30% | Aug 31, 24 |
| 11 | JPMorgan Small Cap Growth A | 791.92K (1.38%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 12 | Fidelity Small Cap Index | 658.11K (1.15%) | -16.27K Decreased by -2.47% | Aug 31, 24 |
| 13 | FIAM Small Cap Core Composite | 628.40K (1.10%) | -30.60K Decreased by -4.87% | Jun 30, 24 |
| 14 | iShares Russell 2000 Growth ETF | 570.86K (1.00%) | 0.00 Increased by 0.00% | Oct 31, 24 |
| 15 | JPM Global Healthcare C (acc) USD | 479.22K (0.84%) | 0.00 Increased by 0.00% | Oct 31, 24 |
| 16 | UBS: US Equity Small Cap Growth | 479.11K (0.84%) | 147.20K Increased by +30.72% | Dec 31, 23 |
| 17 | Fidelity® Small Cap Index | 474.69K (0.83%) | 13.34K Increased by +2.81% | Oct 31, 23 |
| 18 | T. Rowe Price New Horizons Tr-Z | 445.63K (0.78%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 19 | T. Rowe Price Health Sciences | 428.03K (0.75%) | -8.04K Decreased by -1.88% | Sep 30, 24 |
| 20 | iShares Biotechnology ETF | 419.35K (0.73%) | -2.51K Decreased by -0.60% | Oct 31, 24 |