| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | FMR Inc | 16.97M (15.67%) | 420.24K Increased by +2.48% | Mar 31, 26 |
| 2 | T. Rowe Price Investment Management,Inc. | 16.36M (15.11%) | 1.73M Increased by +10.54% | Mar 31, 26 |
| 3 | BlackRock Inc | 8.17M (7.54%) | 573.68K Increased by +7.02% | Mar 31, 26 |
| 4 | Point72 Asset Management, L.P. | 7.03M (6.49%) | 2.21M Increased by +31.42% | Dec 31, 25 |
| 5 | Vanguard Group Inc | 6.04M (5.57%) | 1.14M Increased by +18.96% | Dec 31, 25 |
| 6 | Redmile Group, LLC | 5.56M (5.13%) | -159.50K Decreased by -2.87% | Mar 31, 26 |
| 7 | State Street Corp | 5.40M (4.98%) | 1.53M Increased by +28.37% | Mar 31, 26 |
| 8 | PRIMECAP Management Company | 4.79M (4.42%) | 102.79K Increased by +2.15% | Mar 31, 26 |
| 9 | Wellington Management Company LLP | 4.73M (4.37%) | 3.80M Increased by +80.25% | Mar 31, 26 |
| 10 | Vanguard Capital Management, LLC | 4.43M (4.09%) | 4.43M Increased by +100.00% | Mar 31, 26 |
| 11 | Driehaus Capital Management LLC | 4.10M (3.78%) | 393.93K Increased by +9.61% | Mar 31, 26 |
| 12 | Enavate Sciences GP, LLC | 3.61M (3.34%) | -1.15M Decreased by -31.95% | Mar 31, 26 |
| 13 | Opaleye Management Inc | 3.53M (3.26%) | -20.42K Decreased by -0.58% | Jun 30, 25 |
| 14 | T. Rowe Price Associates, Inc. | 2.86M (2.64%) | -521.38K Decreased by -18.24% | Mar 31, 26 |
| 15 | EcoR1 Capital, LLC | 2.86M (2.64%) | -1.22M Decreased by -42.86% | Dec 31, 25 |
| 16 | Morgan Stanley - Brokerage Accounts | 2.84M (2.62%) | 1.13M Increased by +39.85% | Mar 31, 26 |
| 17 | JPMorgan Chase & Co | 2.78M (2.56%) | -77.91K Decreased by -2.80% | Mar 31, 26 |
| 18 | Geode Capital Management, LLC | 2.56M (2.36%) | 199.28K Increased by +7.78% | Mar 31, 26 |
| 19 | The Toronto-Dominion Bank | 2.09M (1.93%) | 2.09M Increased by +100.00% | Jun 30, 25 |
| 20 | Jefferies Financial Group Inc | 2.00M (1.85%) | -100.00K Decreased by -5.00% | Dec 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Fidelity Growth Compy Commingled Pl S | 6.51M (6.01%) | 12.93K Increased by +0.20% | Apr 30, 26 |
| 2 | T. Rowe Price Small-Cap Stock | 6.03M (5.56%) | 263.56K Increased by +4.37% | Apr 30, 26 |
| 3 | T. Rowe Price US Small-Cap Core Equity | 5.76M (5.32%) | 636.97K Increased by +11.05% | Mar 31, 26 |
| 4 | Fidelity Growth Company Fund | 4.74M (4.38%) | 5.28K Increased by +0.11% | Apr 30, 26 |
| 5 | PRIMECAP Odyssey Aggressive Growth | 3.87M (3.57%) | 53.00K Increased by +1.37% | Mar 31, 26 |
| 6 | State Street® SPDR® S&P® Biotech ETF | 3.25M (3.00%) | -20.00K Decreased by -0.62% | May 31, 26 |
| 7 | T. Rowe Price Instl Small-Cap Stock | 3.23M (2.98%) | 108.60K Increased by +3.37% | Apr 30, 26 |
| 8 | Vanguard Total Stock Mkt Idx Inv | 3.18M (2.93%) | 11.44K Increased by +0.36% | Apr 30, 26 |
| 9 | T. Rowe Price U.S. SC Core Eq Tr-D | 2.79M (2.57%) | 429.26K Increased by +15.39% | Mar 31, 26 |
| 10 | Vanguard Health Care Inv | 2.78M (2.56%) | 2.78M Increased by +100.00% | Mar 31, 26 |
| 11 | iShares Russell 2000 ETF | 2.44M (2.25%) | 22.52K Increased by +0.92% | May 29, 26 |
| 12 | Fidelity Select Biotechnology | 2.13M (1.97%) | 0.00 Increased by 0.00% | Apr 30, 26 |
| 13 | Fidelity Growth Compy Commingled Pl O | 1.79M (1.65%) | 0.00 Increased by 0.00% | Aug 31, 24 |
| 14 | T. Rowe Price Health Sciences | 1.67M (1.54%) | -98.60K Decreased by -5.92% | Apr 30, 26 |
| 15 | T. Rowe Price Small-Cap Value | 1.66M (1.53%) | 43.77K Increased by +2.63% | Apr 30, 26 |
| 16 | Vanguard US Total Market Shares ETF | 1.64M (1.51%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 17 | T. Rowe Price U.S. SC Core Eq Tr-Z | 1.37M (1.27%) | 449.50K Increased by +32.73% | Mar 31, 25 |
| 18 | Fidelity Growth Company K6 | 1.37M (1.26%) | -2.69K Decreased by -0.20% | Apr 30, 26 |
| 19 | Fidelity Series Growth Company | 1.24M (1.15%) | 0.00 Increased by 0.00% | Apr 30, 26 |
| 20 | Vanguard Institutional Extnd Mkt Idx Tr | 1.17M (1.08%) | 12.14K Increased by +1.04% | Apr 30, 26 |