| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | RTW INVESTMENTS, LLC | 7.42M (11.24%) | 559.52K Increased by +7.54% | Mar 31, 25 |
| 2 | HHG PLC | 7.07M (10.71%) | 1.03M Increased by +14.63% | Mar 31, 25 |
| 3 | BlackRock Inc | 6.26M (9.48%) | 330.84K Increased by +5.29% | Mar 31, 25 |
| 4 | Wellington Management Company LLP | 5.94M (9.00%) | -1.44M Decreased by -24.27% | Mar 31, 25 |
| 5 | General Atlantic Llc | 5.23M (7.93%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 6 | T. Rowe Price Associates, Inc. | 4.82M (7.30%) | 495.12K Increased by +10.28% | Mar 31, 25 |
| 7 | Vanguard Group Inc | 4.23M (6.41%) | 526.23K Increased by +12.44% | Mar 31, 25 |
| 8 | State Street Corporation | 3.80M (5.76%) | -1.33M Decreased by -34.89% | Mar 31, 24 |
| 9 | Deep Track Capital, LP | 3.21M (4.87%) | 1.72M Increased by +53.59% | Mar 31, 25 |
| 10 | State Street Corp | 2.49M (3.78%) | 158.80K Increased by +6.37% | Mar 31, 25 |
| 11 | Adage Capital Partners Gp LLC | 1.94M (2.94%) | -1.11M Decreased by -56.92% | Sep 30, 23 |
| 12 | Citadel Advisors Llc | 1.91M (2.89%) | 554.44K Increased by +29.04% | Mar 31, 25 |
| 13 | AllianceBernstein L.P. | 1.84M (2.79%) | -177.81K Decreased by -9.67% | Dec 31, 24 |
| 14 | Geode Capital Management, LLC | 1.75M (2.65%) | 189.56K Increased by +10.84% | Mar 31, 25 |
| 15 | Boxer Capital LLC | 1.68M (2.54%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 16 | Marshall Wace Asset Management Ltd | 1.61M (2.44%) | 1.33M Increased by +82.89% | Mar 31, 25 |
| 17 | Alkeon Capital Management, LLC | 1.55M (2.35%) | -210.33K Decreased by -13.56% | Mar 31, 25 |
| 18 | Fred Alger Management, LLC | 1.34M (2.03%) | 1.25M Increased by +93.21% | Mar 31, 24 |
| 19 | T. Rowe Price Investment Management,Inc. | 1.30M (1.97%) | -467.15K Decreased by -35.93% | Sep 30, 24 |
| 20 | Bellevue Group AG | 1.25M (1.90%) | 1.25M Increased by +100.00% | Mar 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Health Care Inv | 3.66M (5.54%) | -743.67K Decreased by -20.33% | Mar 31, 25 |
| 2 | Vanguard Total Stock Mkt Idx Inv | 2.30M (3.49%) | 7.98K Increased by +0.35% | Apr 30, 25 |
| 3 | Vanguard US Total Market Shares ETF | 1.94M (2.94%) | 2.50K Increased by +0.13% | Sep 30, 24 |
| 4 | iShares Russell 2000 ETF | 1.87M (2.83%) | 0.00 Increased by 0.00% | May 31, 25 |
| 5 | T. Rowe Price New Horizons | 1.81M (2.74%) | -24.48K Decreased by -1.35% | Mar 31, 25 |
| 6 | US Small-Cap Growth II Equity Comp | 1.81M (2.74%) | 29.50K Increased by +1.63% | Mar 31, 25 |
| 7 | Janus Henderson Global Life Sciences | 1.55M (2.35%) | -82.26K Decreased by -5.30% | Mar 31, 25 |
| 8 | Janus Henderson Global Life Sciences D | 1.55M (2.35%) | -3.78K Decreased by -0.24% | Mar 31, 25 |
| 9 | Janus Selection Global Life Science AUSD | 1.55M (2.34%) | 94.70K Increased by +6.12% | Jun 30, 24 |
| 10 | Janus Global Life Science AUSD | 1.26M (1.91%) | -43.35K Decreased by -3.45% | Mar 31, 25 |
| 11 | Janus Henderson Glb Life Scn I2 USD | 1.24M (1.89%) | -13.41K Decreased by -1.08% | Apr 30, 25 |
| 12 | T. Rowe Price Health Sciences | 1.24M (1.88%) | -18.77K Decreased by -1.51% | Mar 31, 25 |
| 13 | Vanguard Institutional Extnd Mkt Idx Tr | 1.08M (1.64%) | 3.95K Increased by +0.37% | Apr 30, 25 |
| 14 | ACAP Strategic A | 853.24K (1.29%) | -733.58K Decreased by -85.98% | Dec 31, 24 |
| 15 | SPDR® S&P Biotech ETF | 852.43K (1.29%) | 5.04K Increased by +0.59% | May 31, 25 |
| 16 | Janus Henderson US SMID Cap Growth | 758.39K (1.15%) | 0.00 Increased by 0.00% | Sep 30, 23 |
| 17 | Fidelity Small Cap Index | 744.78K (1.13%) | 72.38K Increased by +9.72% | Mar 31, 25 |
| 18 | Pictet-Biotech P USD | 630.78K (0.96%) | -2.99K Decreased by -0.47% | Jul 31, 23 |
| 19 | iShares Russell 2000 Value ETF | 562.54K (0.85%) | 0.00 Increased by 0.00% | May 31, 25 |
| 20 | AB Small Cap Growth A | 532.20K (0.81%) | -12.02K Decreased by -2.26% | Dec 31, 24 |