| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Group Inc | 9.09M (9.92%) | 2.80M Increased by +30.82% | Dec 31, 24 |
| 2 | FMR Inc | 8.93M (9.74%) | 4.47M Increased by +50.09% | Dec 31, 24 |
| 3 | BlackRock Inc | 7.52M (8.20%) | 965.25K Increased by +12.84% | Dec 31, 24 |
| 4 | Wellington Management Company LLP | 6.95M (7.58%) | 2.49M Increased by +35.84% | Dec 31, 24 |
| 5 | Driehaus Capital Management LLC | 6.14M (6.70%) | 255.77K Increased by +4.16% | Dec 31, 24 |
| 6 | T. Rowe Price Associates, Inc. | 5.41M (5.91%) | 469.75K Increased by +8.68% | Dec 31, 24 |
| 7 | EcoR1 Capital, LLC | 4.29M (4.68%) | 0.00 Increased by 0.00% | Dec 31, 24 |
| 8 | Farallon Capital Management, L.L.C. | 4.08M (4.45%) | 2.91M Increased by +71.49% | Dec 31, 24 |
| 9 | State Street Corporation | 3.26M (3.55%) | -308.48K Decreased by -9.48% | Mar 31, 24 |
| 10 | State Street Corp | 2.99M (3.26%) | 152.35K Increased by +5.09% | Dec 31, 24 |
| 11 | HHG PLC | 2.80M (3.05%) | 365.99K Increased by +13.09% | Dec 31, 24 |
| 12 | Point72 Asset Management, L.P. | 2.79M (3.04%) | 488.30K Increased by +17.51% | Dec 31, 24 |
| 13 | Jennison Associates LLC | 2.71M (2.96%) | -85.26K Decreased by -3.15% | Dec 31, 24 |
| 14 | Geode Capital Management, LLC | 2.10M (2.29%) | 250.71K Increased by +11.95% | Dec 31, 24 |
| 15 | Paradigm Biocapital Advisors LP | 1.91M (2.09%) | -605.92K Decreased by -31.71% | Dec 31, 24 |
| 16 | Morgan Stanley - Brokerage Accounts | 1.68M (1.83%) | 452.85K Increased by +27.00% | Jun 30, 24 |
| 17 | Siren, L.L.C. | 1.61M (1.76%) | 300.00K Increased by +18.64% | Dec 31, 24 |
| 18 | Franklin Resources Inc | 1.59M (1.74%) | 201.56K Increased by +12.66% | Dec 31, 24 |
| 19 | Perceptive Advisors LLC | 1.48M (1.61%) | 0.00 Increased by 0.00% | Jun 30, 24 |
| 20 | Goldman Sachs Group Inc | 1.30M (1.42%) | 747.75K Increased by +57.50% | Dec 31, 23 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Total Stock Mkt Idx Inv | 2.82M (3.08%) | 2.23K Increased by +0.08% | Feb 28, 25 |
| 2 | iShares Russell 2000 ETF | 2.40M (2.62%) | -20.84K Decreased by -0.87% | Mar 31, 25 |
| 3 | Vanguard Health Care Inv | 2.28M (2.49%) | 1.32M Increased by +57.97% | Dec 31, 24 |
| 4 | Vanguard Small Cap Index | 2.25M (2.45%) | 1.83K Increased by +0.08% | Feb 28, 25 |
| 5 | US Small-Cap Growth II Equity Comp | 2.14M (2.34%) | 123.15K Increased by +5.74% | Dec 31, 24 |
| 6 | T. Rowe Price New Horizons | 2.14M (2.34%) | 0.00 Increased by 0.00% | Feb 28, 25 |
| 7 | Vanguard Institutional Extnd Mkt Idx Tr | 1.42M (1.55%) | 2.04K Increased by +0.14% | Feb 28, 25 |
| 8 | T. Rowe Price Integrated US SmCapGrEq | 1.28M (1.40%) | 722.20K Increased by +56.36% | Dec 31, 24 |
| 9 | Vanguard Small Cap Growth Index Inv | 1.26M (1.38%) | -6.56K Decreased by -0.52% | Feb 28, 25 |
| 10 | SPDR® S&P Biotech ETF | 1.25M (1.37%) | -13.42K Decreased by -1.07% | Mar 31, 25 |
| 11 | Fidelity® Select Biotechnology | 1.23M (1.35%) | -136.40K Decreased by -11.06% | Nov 30, 23 |
| 12 | PGIM Jennison Health Sciences Z | 1.05M (1.15%) | 0.00 Increased by 0.00% | Feb 28, 25 |
| 13 | Bridge Builder Small/Mid Cap Growth | 1.02M (1.11%) | 25.81K Increased by +2.54% | Mar 31, 25 |
| 14 | Fidelity Select Health Care | 1.00M (1.09%) | 284.82K Increased by +28.48% | Feb 28, 25 |
| 15 | Vanguard Explorer Inv | 978.19K (1.07%) | 848.55K Increased by +86.75% | Dec 31, 24 |
| 16 | T. Rowe Price Health Sciences | 972.96K (1.06%) | -55.10K Decreased by -5.66% | Feb 28, 25 |
| 17 | Fidelity Select Biotechnology | 942.20K (1.03%) | 0.00 Increased by 0.00% | Feb 28, 25 |
| 18 | Jennison Health Sciences Equity | 908.39K (0.99%) | 80.50K Increased by +8.86% | Dec 31, 24 |
| 19 | Fidelity Small Cap Growth | 891.82K (0.97%) | 0.00 Increased by 0.00% | Jan 31, 25 |
| 20 | Fidelity Small Cap Index | 865.46K (0.94%) | -16.21K Decreased by -1.87% | Jan 31, 25 |