| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Bain Capital Investors LLC | 60.20M (78.79%) | 0.00 Increased by 0.00% | Sep 30, 23 |
| 2 | FMR Inc | 23.62M (30.92%) | 129.35K Increased by +0.55% | Sep 30, 23 |
| 3 | Perceptive Advisors LLC | 10.09M (13.20%) | 0.00 Increased by 0.00% | Sep 30, 23 |
| 4 | Vanguard Group Inc | 6.37M (8.34%) | 708.83K Increased by +11.13% | Sep 30, 23 |
| 5 | T. Rowe Price Associates, Inc. | 5.50M (7.20%) | 278.70K Increased by +5.06% | Sep 30, 23 |
| 6 | BlackRock Inc | 4.99M (6.53%) | 158.32K Increased by +3.17% | Sep 30, 23 |
| 7 | State Street Corporation | 2.90M (3.80%) | 132.06K Increased by +4.55% | Sep 30, 23 |
| 8 | Paradigm Biocapital Advisors LP | 2.53M (3.32%) | 664.03K Increased by +26.22% | Sep 30, 23 |
| 9 | Rock Springs Capital Management LP | 2.53M (3.31%) | 15.20K Increased by +0.60% | Sep 30, 23 |
| 10 | Millennium Management LLC | 2.13M (2.79%) | 1.95M Increased by +91.56% | Sep 30, 23 |
| 11 | T. Rowe Price Investment Management,Inc. | 1.82M (2.39%) | -35.40K Decreased by -1.94% | Sep 30, 23 |
| 12 | Artal Group S A | 1.64M (2.15%) | 0.00 Increased by 0.00% | Sep 30, 23 |
| 13 | Adage Capital Partners Gp LLC | 1.51M (1.97%) | 755.98K Increased by +50.20% | Sep 30, 23 |
| 14 | Geode Capital Management, LLC | 1.44M (1.88%) | 93.25K Increased by +6.48% | Sep 30, 23 |
| 15 | Westfield Capital Management Company, LP | 974.48K (1.28%) | 398.95K Increased by +40.94% | Sep 30, 23 |
| 16 | venBio Select Advisor LLC | 955.55K (1.25%) | 955.55K Increased by +100.00% | Sep 30, 23 |
| 17 | Logos Global Management LP | 700.00K (0.92%) | 700.00K Increased by +100.00% | Sep 30, 23 |
| 18 | Affinity Asset Advisors, LLC | 685.06K (0.90%) | 135.06K Increased by +19.72% | Sep 30, 23 |
| 19 | Avidity Partners Management LP | 643.00K (0.84%) | 141.80K Increased by +22.05% | Sep 30, 23 |
| 20 | Northern Trust Corp | 594.98K (0.78%) | 11.70K Increased by +1.97% | Sep 30, 23 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Fidelity Growth Compy Commingled Pl O | 7.63M (9.98%) | 37.76K Increased by +0.49% | Nov 30, 23 |
| 2 | Fidelity® Growth Company | 5.97M (7.81%) | 125.00K Increased by +2.10% | Nov 30, 23 |
| 3 | Vanguard Total Stock Mkt Idx Inv | 2.53M (3.31%) | 4.43K Increased by +0.18% | Nov 30, 23 |
| 4 | Vanguard Small Cap Index | 2.06M (2.70%) | 6.31K Increased by +0.31% | Nov 30, 23 |
| 5 | Fidelity® Growth Company K6 | 1.98M (2.59%) | -215.56K Decreased by -10.88% | Nov 30, 23 |
| 6 | T. Rowe Price Health Sciences | 1.90M (2.49%) | -25.08K Decreased by -1.32% | Sep 30, 23 |
| 7 | T. Rowe Price New Horizons | 1.89M (2.47%) | 140.58K Increased by +7.45% | Sep 30, 23 |
| 8 | iShares Russell 2000 ETF | 1.87M (2.45%) | 11.91K Increased by +0.64% | Dec 29, 23 |
| 9 | US Small-Cap Growth II Equity Comp | 1.75M (2.29%) | 1.75M Increased by +100.00% | Jun 30, 23 |
| 10 | Fidelity® Series Growth Company | 1.71M (2.24%) | 0.00 Increased by 0.00% | Nov 30, 23 |
| 11 | Fidelity® Select Health Care | 1.40M (1.83%) | 2.13K Increased by +0.15% | Oct 31, 23 |
| 12 | Vanguard Institutional Extnd Mkt Idx Tr | 1.27M (1.66%) | 10.60K Increased by +0.84% | Nov 30, 23 |
| 13 | SPDR® S&P Biotech ETF | 1.26M (1.64%) | -7.27K Decreased by -0.58% | Dec 31, 23 |
| 14 | Fidelity Select Health Care | 1.22M (1.60%) | -175.57K Decreased by -14.34% | Nov 30, 23 |
| 15 | Vanguard Small Cap Growth Index Inv | 1.15M (1.51%) | 5.74K Increased by +0.50% | Nov 30, 23 |
| 16 | Fidelity Advisor® Health Care I | 765.33K (1.00%) | -234.67K Decreased by -30.66% | Nov 30, 23 |
| 17 | Fidelity® Select Biotechnology | 717.28K (0.94%) | -62.70K Decreased by -8.74% | Nov 30, 23 |
| 18 | iShares Russell 2000 Growth ETF | 621.36K (0.81%) | 0.00 Increased by 0.00% | Dec 29, 23 |
| 19 | Fidelity® Small Cap Index | 595.58K (0.78%) | 16.12K Increased by +2.71% | Oct 31, 23 |
| 20 | Harbor Small Cap Growth Instl | 565.82K (0.74%) | 90.52K Increased by +16.00% | Oct 31, 23 |