| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | FMR Inc | 16.99M (21.56%) | 2.26M Increased by +13.31% | Dec 31, 25 |
| 2 | Deep Track Capital, LP | 11.53M (14.62%) | 1.80M Increased by +15.60% | Dec 31, 25 |
| 3 | Vanguard Group Inc | 7.78M (9.87%) | 952.50K Increased by +12.24% | Dec 31, 25 |
| 4 | BlackRock Inc | 6.06M (7.69%) | 319.98K Increased by +5.28% | Dec 31, 25 |
| 5 | Armistice Capital, LLC | 5.75M (7.29%) | -88.84K Decreased by -1.55% | Dec 31, 25 |
| 6 | T. Rowe Price Investment Management,Inc. | 5.63M (7.15%) | 469.16K Increased by +8.33% | Dec 31, 25 |
| 7 | Baker Bros Advisors LP | 5.46M (6.92%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 8 | Morgan Stanley - Brokerage Accounts | 4.85M (6.15%) | 2.89M Increased by +59.58% | Dec 31, 25 |
| 9 | TCG Crossover Management, LLC | 4.46M (5.66%) | 2.80M Increased by +62.74% | Mar 31, 26 |
| 10 | State Street Corp | 3.79M (4.80%) | 894.31K Increased by +23.62% | Dec 31, 25 |
| 11 | State Street Corporation | 3.64M (4.62%) | 425.53K Increased by +11.68% | Mar 31, 24 |
| 12 | Jennison Associates LLC | 3.20M (4.06%) | 2.50M Increased by +78.09% | Mar 31, 26 |
| 13 | RTW INVESTMENTS, LLC | 3.18M (4.03%) | -1.00 Decreased by -0.00% | Mar 31, 26 |
| 14 | Two Seas Capital LP | 2.87M (3.64%) | 104.92K Increased by +3.66% | Dec 31, 25 |
| 15 | Alpine Partners VI, LLC | 2.63M (3.33%) | -128.04K Decreased by -4.87% | Dec 31, 25 |
| 16 | ADAR1 Capital Management LLC | 2.48M (3.15%) | 239.22K Increased by +9.64% | Dec 31, 25 |
| 17 | Point72 Asset Management, L.P. | 2.00M (2.54%) | -1.44M Decreased by -72.10% | Dec 31, 25 |
| 18 | Woodline Partners LP | 1.98M (2.51%) | 477.14K Increased by +24.15% | Dec 31, 25 |
| 19 | Geode Capital Management, LLC | 1.86M (2.36%) | 55.88K Increased by +3.01% | Dec 31, 25 |
| 20 | Darwin Global Management, Ltd. | 1.82M (2.31%) | 1.82M Increased by +100.00% | Sep 30, 23 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Fidelity Growth Compy Commingled Pl S | 6.93M (8.79%) | 91.93K Increased by +1.33% | Mar 31, 26 |
| 2 | Fidelity Growth Company Fund | 5.10M (6.47%) | 66.50K Increased by +1.30% | Mar 31, 26 |
| 3 | Fidelity Growth Compy Commingled Pl O | 4.45M (5.65%) | 196.00K Increased by +4.40% | Aug 31, 24 |
| 4 | State Street® SPDR® S&P® Biotech ETF | 2.87M (3.64%) | -20.38K Decreased by -0.71% | Apr 30, 26 |
| 5 | Vanguard Total Stock Mkt Idx Inv | 2.60M (3.30%) | 22.03K Increased by +0.85% | Mar 31, 26 |
| 6 | Fidelity® Growth Company | 2.41M (3.05%) | 90.60K Increased by +3.76% | Nov 30, 23 |
| 7 | Vanguard US Total Market Shares ETF | 2.12M (2.68%) | 2.26K Increased by +0.11% | Sep 30, 24 |
| 8 | iShares Russell 2000 ETF | 1.91M (2.43%) | 16.12K Increased by +0.84% | Apr 30, 26 |
| 9 | Vanguard Small Cap Index | 1.88M (2.39%) | 42.04K Increased by +2.23% | Mar 31, 26 |
| 10 | Fidelity Growth Company K6 | 1.41M (1.79%) | 9.87K Increased by +0.70% | Mar 31, 26 |
| 11 | T. Rowe Price Small-Cap Stock | 1.32M (1.67%) | -387.90K Decreased by -29.49% | Mar 31, 26 |
| 12 | T. Rowe Price US Small-Cap Core Equity | 1.32M (1.67%) | -423.61K Decreased by -32.20% | Mar 31, 26 |
| 13 | SPDR® S&P Biotech ETF | 1.30M (1.65%) | 2.90K Increased by +0.22% | Aug 31, 25 |
| 14 | Fidelity Series Growth Company | 1.26M (1.60%) | 62.10K Increased by +4.91% | Mar 31, 26 |
| 15 | T. Rowe Price U.S. SC Core Eq Tr-Z | 1.17M (1.48%) | 216.78K Increased by +18.58% | Mar 31, 25 |
| 16 | Fidelity Select Health Care | 1.10M (1.40%) | 332.39K Increased by +30.22% | Jul 31, 25 |
| 17 | Vanguard Small Cap Growth Index Inv | 1.05M (1.34%) | 542.77K Increased by +51.48% | Mar 31, 26 |
| 18 | Jennison SMid Cap Core Equity | 1.05M (1.33%) | 1.05M Increased by +100.00% | Mar 31, 26 |
| 19 | PGIM Jennison Small Company A | 1.05M (1.33%) | 248.33K Increased by +23.76% | Mar 31, 26 |
| 20 | Fidelity Contrafund | 943.39K (1.20%) | -79.82K Decreased by -8.46% | Mar 31, 26 |