| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | FMR Inc | 16.63M (20.54%) | 112.12K Increased by +0.67% | Mar 30, 26 |
| 2 | BlackRock Inc | 8.83M (10.91%) | -225.59K Decreased by -2.56% | Mar 30, 26 |
| 3 | Perceptive Advisors LLC | 8.28M (10.23%) | 0.00 Increased by 0.00% | Mar 30, 26 |
| 4 | TCG Crossover Management, LLC | 6.24M (7.71%) | 0.00 Increased by 0.00% | Mar 30, 26 |
| 5 | Vanguard Group Inc | 5.80M (7.17%) | 531.16K Increased by +9.15% | Dec 30, 25 |
| 6 | COMMODORE CAPITAL LP | 5.65M (6.98%) | 0.00 Increased by 0.00% | Mar 30, 26 |
| 7 | HHG PLC | 4.99M (6.16%) | 520.20K Increased by +10.43% | Mar 30, 26 |
| 8 | Saturn V Capital Management LLC | 4.35M (5.37%) | -146.60K Decreased by -3.37% | Mar 30, 26 |
| 9 | Vanguard Capital Management, LLC | 4.14M (5.12%) | 4.14M Increased by +100.00% | Mar 30, 26 |
| 10 | Adage Capital Partners Gp LLC | 3.56M (4.40%) | 783.71K Increased by +22.01% | Mar 30, 26 |
| 11 | First Light Asset Management, LLC | 3.19M (3.94%) | -164.89K Decreased by -5.17% | Mar 30, 26 |
| 12 | Driehaus Capital Management LLC | 2.99M (3.69%) | -122.36K Decreased by -4.10% | Mar 30, 26 |
| 13 | Viking Global Investors LP | 2.96M (3.66%) | 0.00 Increased by 0.00% | Dec 30, 23 |
| 14 | Nantahala Capital Management, LLC | 2.93M (3.62%) | 0.00 Increased by 0.00% | Jun 29, 25 |
| 15 | Point72 Asset Management, L.P. | 2.79M (3.45%) | -1.75M Decreased by -62.59% | Sep 29, 25 |
| 16 | The Goldman Sachs Group Inc | 2.63M (3.24%) | 12.77K Increased by +0.49% | Mar 30, 26 |
| 17 | Stonepine Capital Management Llc | 2.50M (3.09%) | -15.87K Decreased by -0.63% | Dec 30, 23 |
| 18 | Aberdeen Group PLC | 2.43M (3.00%) | 707.55K Increased by +29.11% | Mar 30, 25 |
| 19 | State Street Corp | 2.36M (2.92%) | 293.28K Increased by +12.41% | Mar 30, 26 |
| 20 | Franklin Resources Inc | 2.26M (2.79%) | 1.06M Increased by +46.94% | Mar 30, 26 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Morn Total Stk Mkt Idx Investor | 3.15M (3.90%) | 36.90K Increased by +1.17% | Jun 29, 26 |
| 2 | Vanguard Total Stock Mkt Idx Inv | 3.15M (3.90%) | 36.90K Increased by +1.17% | Jun 29, 26 |
| 3 | Fidelity Advisor Biotechnology I | 2.43M (3.01%) | 0.00 Increased by 0.00% | Jun 29, 26 |
| 4 | iShares Russell 2000 ETF | 2.36M (2.92%) | -1.72K Decreased by -0.07% | Jul 29, 26 |
| 5 | Fidelity Small Cap Growth | 2.12M (2.61%) | 0.00 Increased by 0.00% | May 30, 26 |
| 6 | Eventide Healthcare & Life Sciences I | 1.51M (1.87%) | 0.00 Increased by 0.00% | Mar 30, 26 |
| 7 | Fidelity Select Health Care | 1.42M (1.75%) | 0.00 Increased by 0.00% | Jun 29, 26 |
| 8 | Franklin Biotechnology Discv A(acc)USD | 1.33M (1.65%) | 120.61K Increased by +9.05% | Jun 29, 26 |
| 9 | Fidelity Stock Selector Small Cap | 1.26M (1.55%) | 8.18K Increased by +0.65% | May 30, 26 |
| 10 | Xtrackers S&P 500 Swap ETF 1C | 1.24M (1.53%) | -9.15K Decreased by -0.74% | Dec 30, 25 |
| 11 | Strategic Advisers Fidelity US TtlStk | 1.14M (1.41%) | 0.00 Increased by 0.00% | May 30, 26 |
| 12 | Fidelity Select Biotechnology | 1.10M (1.36%) | 0.00 Increased by 0.00% | May 30, 26 |
| 13 | Fidelity Small Cap Growth K6 | 1.05M (1.30%) | 0.00 Increased by 0.00% | Apr 29, 26 |
| 14 | Fidelity Series Small Cap Opps | 1.01M (1.24%) | 5.40K Increased by +0.54% | May 30, 26 |
| 15 | SPDR® S&P Pharmaceuticals ETF | 981.23K (1.21%) | 0.00 Increased by 0.00% | May 29, 24 |
| 16 | Vanguard Institutional Extnd Mkt Idx Tr | 966.95K (1.19%) | 22.39K Increased by +2.32% | Jun 29, 26 |
| 17 | Janus Henderson Hrzn Biotec E2 USD | 938.41K (1.16%) | 0.00 Increased by 0.00% | Mar 30, 26 |
| 18 | Fidelity Small Cap Index | 909.84K (1.12%) | 5.49K Increased by +0.60% | May 30, 26 |
| 19 | Fidelity Balanced | 879.84K (1.09%) | 0.00 Increased by 0.00% | Jun 29, 26 |
| 20 | iShares Russell 2000 Growth ETF | 845.60K (1.04%) | -3.25K Decreased by -0.38% | Jun 29, 26 |