| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | NEA Management Company, LLC | 7.69M (30.11%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 2 | T. Rowe Price Associates, Inc. | 6.33M (24.76%) | -318.48K Decreased by -5.03% | Jun 30, 25 |
| 3 | Bvf Inc | 5.66M (22.16%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 4 | Versant Venture Management LLC | 5.65M (22.13%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 5 | Baker Bros Advisors LP | 4.92M (19.24%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 6 | BlackRock Inc | 3.85M (15.06%) | 79.74K Increased by +2.07% | Jun 30, 25 |
| 7 | venBio Select Advisor LLC | 3.73M (14.58%) | -920.55K Decreased by -24.71% | Jun 30, 25 |
| 8 | Suvretta Capital Management, LLC | 3.36M (13.15%) | 1.80M Increased by +53.46% | Jun 30, 25 |
| 9 | Vanguard Group Inc | 3.14M (12.29%) | 40.47K Increased by +1.29% | Jun 30, 25 |
| 10 | FMR Inc | 2.29M (8.96%) | -2.39M Decreased by -104.28% | Jun 30, 25 |
| 11 | Aisling Capital Management LP | 1.47M (5.76%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 12 | Alphabet Inc | 1.46M (5.73%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 13 | AQR Capital Management LLC | 1.28M (5.03%) | 1.05M Increased by +82.12% | Jun 30, 25 |
| 14 | Geode Capital Management, LLC | 1.12M (4.40%) | 120.10K Increased by +10.68% | Jun 30, 25 |
| 15 | State Street Corp | 831.82K (3.26%) | 30.56K Increased by +3.67% | Jun 30, 25 |
| 16 | Octagon Capital Advisors LP | 812.89K (3.18%) | 793.00K Increased by +97.55% | Sep 30, 23 |
| 17 | Citadel Advisors Llc | 778.39K (3.05%) | -380.58K Decreased by -48.89% | Dec 31, 24 |
| 18 | Northern Trust Corp | 761.42K (2.98%) | 388.21K Increased by +50.99% | Jun 30, 25 |
| 19 | Parkwood LLC | 708.00K (2.77%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 20 | Renaissance Technologies Corp | 615.10K (2.41%) | 451.00K Increased by +73.32% | Jun 30, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | US Small-Cap Growth II Equity Comp | 2.91M (11.41%) | -312.26K Decreased by -10.71% | Jun 30, 25 |
| 2 | T. Rowe Price New Horizons | 2.84M (11.11%) | -77.70K Decreased by -2.74% | Jul 31, 25 |
| 3 | Vanguard Total Stock Mkt Idx Inv | 1.88M (7.36%) | -41.40K Decreased by -2.20% | Jul 31, 25 |
| 4 | HBM Healthcare Investments AG Ord | 1.41M (5.51%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 5 | FIAM Small Cap Core CIT Cl B | 1.26M (4.93%) | 755.07K Increased by +60.01% | Jun 30, 25 |
| 6 | iShares Russell 2000 ETF | 1.10M (4.31%) | 0.00 Increased by 0.00% | Aug 31, 25 |
| 7 | Fidelity Advisor® Biotechnology I | 1.07M (4.17%) | -2.84K Decreased by -0.27% | Nov 30, 23 |
| 8 | Fidelity Growth Compy Commingled Pl O | 1.05M (4.11%) | -35.20K Decreased by -3.35% | Mar 31, 24 |
| 9 | T. Rowe Price Health Sciences | 1.04M (4.08%) | 95.09K Increased by +9.12% | Jul 31, 25 |
| 10 | Fidelity® Select Biotechnology | 939.80K (3.68%) | 0.00 Increased by 0.00% | Nov 30, 23 |
| 11 | T. Rowe Price New Horizons Tr-A | 902.11K (3.53%) | 14.92K Increased by +1.65% | Jun 30, 25 |
| 12 | T. Rowe Price New Horizons Tr-Z | 887.19K (3.47%) | 1.28K Increased by +0.14% | Mar 31, 25 |
| 13 | Fidelity Select Pharmaceuticals Port | 796.40K (3.12%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 14 | Select Pharmaceuticals Port | 796.40K (3.12%) | 0.00 Increased by 0.00% | Nov 30, 23 |
| 15 | Fidelity® Growth Company | 745.69K (2.92%) | -47.60K Decreased by -6.38% | Nov 30, 23 |
| 16 | Fidelity® Small Cap Growth | 625.58K (2.45%) | -759.00 Decreased by -0.12% | Oct 31, 23 |
| 17 | Fidelity Small Cap Growth | 620.98K (2.43%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 18 | T. Rowe Price Integrated US Sm Gr Eq | 536.44K (2.10%) | 0.00 Increased by 0.00% | Jul 31, 25 |
| 19 | T. Rowe Price Integrated US SmCapGrEq | 536.44K (2.10%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 20 | Fidelity Growth Compy Commingled Pl S | 510.67K (2.00%) | -326.24K Decreased by -63.89% | May 31, 25 |