| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | FMR Inc | 6.94M (23.07%) | -886.96K Decreased by -12.79% | Mar 31, 25 |
| 2 | Perceptive Advisors LLC | 6.49M (21.56%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 3 | RA Capital Management, LLC | 5.11M (16.98%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 4 | Vestal Point Capital LP | 4.18M (13.90%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 5 | BlackRock Inc | 3.83M (12.73%) | -68.39K Decreased by -1.79% | Mar 31, 25 |
| 6 | FCPM III SERVICES BV | 3.82M (12.71%) | 950.00K Increased by +24.85% | Mar 31, 25 |
| 7 | Fairmount Funds Management LLC | 3.55M (11.82%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 8 | TCG Crossover Management, LLC | 2.76M (9.18%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 9 | Vanguard Group Inc | 2.65M (8.81%) | -29.10K Decreased by -1.10% | Mar 31, 25 |
| 10 | VR Adviser, LLC | 2.46M (8.17%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 11 | State Street Corporation | 2.22M (7.38%) | 1.69M Increased by +76.13% | Mar 31, 24 |
| 12 | Millennium Management LLC | 1.63M (5.43%) | -290.35K Decreased by -17.77% | Mar 31, 25 |
| 13 | Armistice Capital, LLC | 1.58M (5.25%) | 1.58M Increased by +100.00% | Dec 31, 23 |
| 14 | Vivo Capital, LLC | 1.55M (5.16%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 15 | Driehaus Capital Management LLC | 1.43M (4.75%) | -133.57K Decreased by -9.35% | Mar 31, 25 |
| 16 | Citadel Advisors Llc | 1.37M (4.56%) | 438.64K Increased by +32.00% | Mar 31, 25 |
| 17 | Cormorant Asset Management, LLC | 1.30M (4.32%) | 1.30M Increased by +100.00% | Mar 31, 24 |
| 18 | UBS Group AG | 1.24M (4.13%) | -122.52K Decreased by -9.85% | Mar 31, 25 |
| 19 | Rosalind Advisors, Inc. | 1.13M (3.75%) | 1.13M Increased by +100.00% | Dec 31, 23 |
| 20 | Deep Track Capital, LP | 1.04M (3.45%) | -659.54K Decreased by -63.55% | Sep 30, 23 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Total Stock Mkt Idx Inv | 1.56M (5.20%) | 0.00 Increased by 0.00% | May 31, 25 |
| 2 | Vanguard US Total Market Shares ETF | 1.56M (5.19%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 3 | Fidelity Small Cap Growth | 1.35M (4.50%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 4 | FIAM Small Cap Core Composite | 1.25M (4.16%) | 0.00 Increased by 0.00% | Dec 31, 24 |
| 5 | FIAM Small Cap Core CIT Cl B | 1.22M (4.06%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 6 | iShares Russell 2000 ETF | 1.14M (3.78%) | 0.00 Increased by 0.00% | May 31, 25 |
| 7 | Fidelity Advisor® Biotechnology I | 1.07M (3.56%) | 0.00 Increased by 0.00% | Nov 30, 23 |
| 8 | Fidelity® Series Small Cap Opps | 990.71K (3.29%) | 244.00K Increased by +24.63% | Oct 31, 23 |
| 9 | Vanguard Institutional Extnd Mkt Idx Tr | 620.85K (2.06%) | 8.99K Increased by +1.45% | May 31, 25 |
| 10 | Fidelity Small Cap Growth K6 | 599.44K (1.99%) | 2.83K Increased by +0.47% | Mar 31, 25 |
| 11 | Heptagon Driehaus US Micro Cap Eq C$ Acc | 559.36K (1.86%) | -7.66K Decreased by -1.37% | Apr 30, 25 |
| 12 | Fidelity Select Biotechnology | 529.86K (1.76%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 13 | Fidelity® Stock Selector Small Cap | 522.41K (1.74%) | 127.51K Increased by +24.41% | Oct 31, 23 |
| 14 | Fidelity Stock Selector Small Cap | 513.71K (1.71%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 15 | Strategic Advisers Fidelity US TtlStk | 512.21K (1.70%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 16 | Fidelity Advisor Biotechnology I | 478.44K (1.59%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 17 | Fidelity Small Cap Index | 460.67K (1.53%) | 3.59K Increased by +0.78% | Mar 31, 25 |
| 18 | Fidelity® Select Biotechnology | 423.41K (1.41%) | 0.00 Increased by 0.00% | Nov 30, 23 |
| 19 | Fidelity Series Small Cap Opps | 400.24K (1.33%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 20 | SPDR® S&P Biotech ETF | 398.96K (1.33%) | -2.43K Decreased by -0.61% | Feb 28, 25 |