| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Group Inc | 11.17M (9.87%) | 259.78K Increased by +2.33% | Dec 31, 24 |
| 2 | Wellington Management Company LLP | 10.44M (9.22%) | -2.16M Decreased by -20.69% | Dec 31, 24 |
| 3 | BlackRock Inc | 9.32M (8.24%) | 524.92K Increased by +5.63% | Dec 31, 24 |
| 4 | Engaged Capital LLC | 5.40M (4.77%) | 1.42M Increased by +26.19% | Dec 31, 24 |
| 5 | Cadian Capital Management LP | 5.23M (4.62%) | 5.23M Increased by +100.00% | Dec 31, 24 |
| 6 | William Blair Investment Management, LLC | 4.78M (4.22%) | -158.18K Decreased by -3.31% | Dec 31, 24 |
| 7 | Eventide Asset Management, LLC | 4.55M (4.02%) | 748.20K Increased by +16.44% | Dec 31, 24 |
| 8 | FMR Inc | 4.48M (3.95%) | 144.25K Increased by +3.22% | Dec 31, 24 |
| 9 | Camber Capital Management LLC | 4.00M (3.53%) | 2.60M Increased by +65.00% | Dec 31, 24 |
| 10 | Granahan Investment Management Inc.. | 3.67M (3.25%) | 181.89K Increased by +4.95% | Dec 31, 24 |
| 11 | RA Capital Management, LLC | 3.58M (3.16%) | -4.94M Decreased by -138.03% | Dec 31, 24 |
| 12 | JPMorgan Chase & Co | 3.19M (2.82%) | -5.04M Decreased by -158.02% | Dec 31, 24 |
| 13 | State Street Corp | 2.96M (2.62%) | 234.93K Increased by +7.94% | Dec 31, 24 |
| 14 | Dimensional Fund Advisors, Inc. | 2.90M (2.56%) | 466.23K Increased by +16.09% | Dec 31, 24 |
| 15 | Bellevue Group AG | 2.67M (2.36%) | 1.00M Increased by +37.46% | Sep 30, 24 |
| 16 | State Street Corporation | 2.52M (2.23%) | 53.68K Increased by +2.13% | Mar 31, 24 |
| 17 | Geode Capital Management, LLC | 2.51M (2.22%) | -6.92K Decreased by -0.28% | Dec 31, 24 |
| 18 | Boston Partners Global Investors, Inc | 2.44M (2.16%) | 1.17M Increased by +47.93% | Dec 31, 24 |
| 19 | Lazard Asset Management LLC | 2.37M (2.09%) | 2.01M Increased by +84.65% | Sep 30, 24 |
| 20 | First Light Asset Management, LLC | 2.30M (2.03%) | 852.96K Increased by +37.11% | Sep 30, 24 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Health Care Inv | 6.78M (5.99%) | 1.80M Increased by +26.58% | Dec 31, 24 |
| 2 | Fidelity Small Cap Value Fund | 4.47M (3.95%) | 450.00K Increased by +10.07% | Dec 31, 24 |
| 3 | Vanguard Total Stock Mkt Idx Inv | 3.49M (3.09%) | 52.47K Increased by +1.50% | Feb 28, 25 |
| 4 | Vanguard Explorer Inv | 3.09M (2.73%) | 211.93K Increased by +6.86% | Sep 30, 24 |
| 5 | iShares Russell 2000 ETF | 2.99M (2.64%) | -35.11K Decreased by -1.17% | Feb 28, 25 |
| 6 | Vanguard Small Cap Index | 2.83M (2.50%) | 2.31K Increased by +0.08% | Feb 28, 25 |
| 7 | Eventide Gilead N | 2.69M (2.38%) | 406.71K Increased by +15.11% | Dec 31, 24 |
| 8 | Bellevue Healthcare Ord | 1.92M (1.70%) | 1.92M Increased by +100.00% | Jul 31, 24 |
| 9 | Select Medical Tech and Devcs | 1.90M (1.68%) | -356.50K Decreased by -18.73% | Nov 30, 23 |
| 10 | Eventide Healthcare & Life Sciences I | 1.78M (1.57%) | 333.42K Increased by +18.75% | Dec 31, 24 |
| 11 | Vanguard Institutional Extnd Mkt Idx Tr | 1.65M (1.46%) | 2.51K Increased by +0.15% | Feb 28, 25 |
| 12 | Vanguard Small Cap Growth Index Inv | 1.58M (1.40%) | -10.36K Decreased by -0.65% | Feb 28, 25 |
| 13 | JPMorgan Small Cap Growth A | 1.50M (1.33%) | -12.68K Decreased by -0.85% | Jan 31, 25 |
| 14 | JPM Global Healthcare C (acc) USD | 1.37M (1.21%) | -165.12K Decreased by -12.05% | Mar 31, 24 |
| 15 | CS (Lux) Digital Health Equity SB USD | 1.30M (1.15%) | -30.00K Decreased by -2.31% | Mar 31, 24 |
| 16 | Fidelity Select Health Care | 1.28M (1.13%) | -220.00K Decreased by -17.19% | Jun 30, 24 |
| 17 | Worldwide Healthcare Ord | 1.20M (1.06%) | 0.00 Increased by 0.00% | Nov 30, 24 |
| 18 | Fidelity Advisor® Health Care I | 1.20M (1.06%) | -196.77K Decreased by -16.35% | Nov 30, 23 |
| 19 | Fidelity Select Medical Tech and Devcs | 1.20M (1.06%) | -80.00K Decreased by -6.67% | Jun 30, 24 |
| 20 | Fidelity Small Cap Index | 1.16M (1.03%) | -14.27K Decreased by -1.23% | Dec 31, 24 |