| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | BlackRock Inc | 6.87M (10.87%) | -249.72K Decreased by -3.64% | Dec 31, 24 |
| 2 | Vanguard Group Inc | 6.77M (10.72%) | 91.45K Increased by +1.35% | Dec 31, 24 |
| 3 | T. Rowe Price Associates, Inc. | 5.68M (8.99%) | 291.82K Increased by +5.14% | Dec 31, 24 |
| 4 | Wellington Management Company LLP | 4.28M (6.78%) | 316.75K Increased by +7.40% | Dec 31, 24 |
| 5 | State Street Corp | 2.50M (3.96%) | -265.50K Decreased by -10.62% | Dec 31, 24 |
| 6 | FMR Inc | 2.25M (3.56%) | -2.27M Decreased by -100.95% | Dec 31, 24 |
| 7 | State Street Corporation | 2.19M (3.47%) | -231.50K Decreased by -10.56% | Mar 31, 24 |
| 8 | William Blair Investment Management, LLC | 1.94M (3.08%) | 269.90K Increased by +13.88% | Dec 31, 24 |
| 9 | Geode Capital Management, LLC | 1.49M (2.36%) | 9.91K Increased by +0.67% | Dec 31, 24 |
| 10 | Macquarie Group Ltd | 1.26M (1.99%) | -4.68K Decreased by -0.37% | Dec 31, 24 |
| 11 | venBio Select Advisor LLC | 1.19M (1.88%) | 1.19M Increased by +100.00% | Dec 31, 24 |
| 12 | Pictet Asset Manangement SA | 1.18M (1.87%) | 17.18K Increased by +1.45% | Dec 31, 24 |
| 13 | Lord, Abbett & Co LLC | 1.18M (1.86%) | -1.20M Decreased by -102.03% | Sep 30, 24 |
| 14 | JPMorgan Chase & Co | 1.16M (1.83%) | -1.29M Decreased by -111.49% | Dec 31, 24 |
| 15 | AllianceBernstein L.P. | 1.14M (1.80%) | -79.68K Decreased by -7.00% | Dec 31, 24 |
| 16 | Rock Springs Capital Management LP | 1.10M (1.74%) | 328.12K Increased by +29.91% | Dec 31, 24 |
| 17 | Goldman Sachs Group Inc | 1.05M (1.66%) | 324.90K Increased by +31.05% | Dec 31, 24 |
| 18 | Amvescap Plc. | 960.44K (1.52%) | 60.08K Increased by +6.26% | Dec 31, 24 |
| 19 | Holocene Advisors, LP | 943.46K (1.49%) | 228.16K Increased by +24.18% | Jun 30, 24 |
| 20 | Woodline Partners LP | 880.15K (1.39%) | 52.97K Increased by +6.02% | Jun 30, 24 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Health Care Inv | 2.09M (3.31%) | 285.60K Increased by +13.66% | Dec 31, 24 |
| 2 | US Small-Cap Growth II Equity Comp | 2.05M (3.25%) | -12.67K Decreased by -0.62% | Dec 31, 24 |
| 3 | T. Rowe Price New Horizons | 2.02M (3.20%) | 0.00 Increased by 0.00% | Feb 28, 25 |
| 4 | Vanguard Total Stock Mkt Idx Inv | 1.99M (3.16%) | 1.25K Increased by +0.06% | Feb 28, 25 |
| 5 | iShares Russell 2000 ETF | 1.67M (2.65%) | -14.46K Decreased by -0.86% | Mar 31, 25 |
| 6 | Vanguard Small Cap Index | 1.62M (2.57%) | 1.32K Increased by +0.08% | Feb 28, 25 |
| 7 | T. Rowe Price Health Sciences | 1.62M (2.56%) | -151.10K Decreased by -9.33% | Feb 28, 25 |
| 8 | SPDR® S&P Biotech ETF | 1.22M (1.93%) | -13.04K Decreased by -1.07% | Mar 31, 25 |
| 9 | Vanguard Institutional Extnd Mkt Idx Tr | 968.36K (1.53%) | 1.34K Increased by +0.14% | Feb 28, 25 |
| 10 | Delaware US Small Cap Core Equity (SMA) | 938.19K (1.49%) | -230.42K Decreased by -24.56% | Mar 31, 24 |
| 11 | Macquarie US Small Cap Core Equity | 938.19K (1.49%) | -230.42K Decreased by -24.56% | Mar 31, 24 |
| 12 | Vanguard Small Cap Growth Index Inv | 911.18K (1.44%) | -5.01K Decreased by -0.55% | Feb 28, 25 |
| 13 | Delaware Small Cap Core I | 908.17K (1.44%) | 0.00 Increased by 0.00% | Oct 31, 24 |
| 14 | Macquarie Small Cap Core I | 908.17K (1.44%) | 0.00 Increased by 0.00% | Feb 28, 25 |
| 15 | Vanguard Explorer Inv | 803.36K (1.27%) | 14.52K Increased by +1.81% | Dec 31, 24 |
| 16 | T. Rowe Price Integrated US SmCapGrEq | 734.32K (1.16%) | 367.16K Increased by +50.00% | Dec 31, 24 |
| 17 | T. Rowe Price Small-Cap Stock | 671.65K (1.06%) | -1.00K Decreased by -0.15% | Sep 30, 23 |
| 18 | T. Rowe Price US Small-Cap Core Equity | 671.65K (1.06%) | -1.00K Decreased by -0.15% | Sep 30, 23 |
| 19 | Fidelity® Select Biotechnology | 656.31K (1.04%) | -57.30K Decreased by -8.73% | Nov 30, 23 |
| 20 | Fidelity Select Health Care | 650.00K (1.03%) | 0.00 Increased by 0.00% | Sep 30, 24 |