| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Bratton Capital Management, L.P. | 9.81M (8.78%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 2 | BlackRock Inc | 6.53M (5.84%) | 49.08K Increased by +0.75% | Sep 30, 25 |
| 3 | RTW INVESTMENTS, LLC | 6.25M (5.60%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 4 | Vanguard Group Inc | 5.89M (5.28%) | 230.20K Increased by +3.91% | Dec 31, 25 |
| 5 | Armistice Capital, LLC | 3.92M (3.51%) | -876.00K Decreased by -22.32% | Dec 31, 23 |
| 6 | Perceptive Advisors LLC | 3.76M (3.37%) | 1.57M Increased by +41.75% | Sep 30, 25 |
| 7 | VR Adviser, LLC | 2.63M (2.35%) | -2.93M Decreased by -111.26% | Dec 31, 24 |
| 8 | EcoR1 Capital, LLC | 2.63M (2.35%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 9 | Samsara BioCapital, LLC | 2.50M (2.24%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 10 | Geode Capital Management, LLC | 2.37M (2.12%) | 280.14K Increased by +11.83% | Dec 31, 25 |
| 11 | Franklin Resources Inc | 2.13M (1.91%) | -631.75K Decreased by -29.59% | Dec 31, 24 |
| 12 | Pale Fire Capital SE | 1.68M (1.50%) | 340.77K Increased by +20.33% | Jun 30, 25 |
| 13 | MPM Oncology Impact Management LP | 1.61M (1.44%) | -184.92K Decreased by -11.47% | Dec 31, 24 |
| 14 | State Street Corp | 1.60M (1.43%) | 94.92K Increased by +5.92% | Sep 30, 25 |
| 15 | LAURION CAPITAL MANAGEMENT LP | 1.55M (1.38%) | 1.55M Increased by +100.00% | Mar 31, 24 |
| 16 | Millennium Management LLC | 1.54M (1.37%) | 246.04K Increased by +16.02% | Dec 31, 25 |
| 17 | Morgan Stanley - Brokerage Accounts | 1.41M (1.26%) | -3.95K Decreased by -0.28% | Sep 30, 25 |
| 18 | Blue Owl Capital Holdings LP | 1.25M (1.12%) | 330.00K Increased by +26.40% | Sep 30, 25 |
| 19 | Bank of America Corp | 1.22M (1.09%) | -61.01K Decreased by -4.99% | Sep 30, 25 |
| 20 | BNP Paribas Arbitrage, SA | 1.17M (1.05%) | 1.15M Increased by +98.42% | Dec 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Total Stock Mkt Idx Inv | 3.29M (2.95%) | 0.00 Increased by 0.00% | Feb 28, 26 |
| 2 | iShares Russell 2000 ETF | 2.57M (2.30%) | 2.57M Increased by +100.00% | Feb 28, 26 |
| 3 | Vanguard US Total Market Shares ETF | 2.40M (2.15%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 4 | Federated Hermes MDT SCC Institutional | 1.06M (0.95%) | 513.91K Increased by +48.56% | Dec 31, 25 |
| 5 | Federated Hermes MDT Small Cap Core IS | 1.06M (0.95%) | 513.91K Increased by +48.56% | Dec 31, 25 |
| 6 | Fidelity Small Cap Index | 1.03M (0.92%) | 149.12K Increased by +14.53% | Dec 31, 25 |
| 7 | Vanguard Institutional Extnd Mkt Idx Tr | 999.26K (0.89%) | 12.65K Increased by +1.27% | Feb 28, 26 |
| 8 | Invesco Dorsey Wright SmallCap Momt ETF | 761.09K (0.68%) | 0.00 Increased by 0.00% | Nov 27, 24 |
| 9 | Bridge Builder Small/Mid Cap Growth | 692.88K (0.62%) | 0.00 Increased by 0.00% | Feb 28, 26 |
| 10 | Wasatch Ultra Growth | 670.19K (0.60%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 11 | State Street® SPDR® S&P® PhrmctlsETF | 665.52K (0.60%) | 5.79K Increased by +0.87% | Feb 28, 26 |
| 12 | Nuveen Equity Index R6 | 649.35K (0.58%) | 0.00 Increased by 0.00% | Aug 31, 24 |
| 13 | iShares Russell 2000 Value ETF | 586.43K (0.53%) | 586.43K Increased by +100.00% | Feb 28, 26 |
| 14 | State St Russell Sm/Mid Cp® Indx SL Cl I | 573.58K (0.51%) | 0.00 Increased by 0.00% | Feb 28, 26 |
| 15 | Franklin Biotechnology Discv A(acc)USD | 521.70K (0.47%) | -821.40K Decreased by -157.45% | Jan 31, 25 |
| 16 | Vanguard Russell 2000 ETF | 518.65K (0.46%) | 20.88K Increased by +4.03% | Feb 28, 26 |
| 17 | MEDICAL BioHealth EUR Acc | 485.29K (0.43%) | 485.29K Increased by +100.00% | Aug 31, 24 |
| 18 | Fidelity Extended Market Index | 478.33K (0.43%) | -1.99K Decreased by -0.42% | Jan 31, 26 |
| 19 | abrdn Healthcare Investors | 428.84K (0.38%) | 428.84K Increased by +100.00% | Aug 31, 25 |
| 20 | SSgA Russell Small Cap Completeness Idx | 418.18K (0.37%) | 5.30K Increased by +1.27% | Aug 31, 25 |