| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Perceptive Advisors LLC | 6.49M (88.80%) | 2.48M Increased by +38.26% | Mar 31, 24 |
| 2 | TCG Crossover Management, LLC | 5.28M (72.28%) | 5.28M Increased by +100.00% | Mar 31, 24 |
| 3 | RA Capital Management, LLC | 4.41M (60.43%) | 4.41M Increased by +100.00% | Mar 31, 24 |
| 4 | FMR Inc | 4.32M (59.14%) | -483.87K Decreased by -11.20% | Mar 31, 24 |
| 5 | VR Adviser, LLC | 3.61M (49.41%) | 3.61M Increased by +100.00% | Mar 31, 24 |
| 6 | BlackRock Inc | 3.59M (49.09%) | 1.40M Increased by +39.07% | Mar 31, 24 |
| 7 | Fairmount Funds Management LLC | 3.55M (48.66%) | 0.00 Increased by 0.00% | Mar 31, 24 |
| 8 | Vanguard Group Inc | 2.54M (34.72%) | 480.18K Increased by +18.94% | Mar 31, 24 |
| 9 | Vivo Capital, LLC | 2.33M (31.89%) | -153.70K Decreased by -6.60% | Mar 31, 24 |
| 10 | State Street Corporation | 2.22M (30.39%) | 1.69M Increased by +76.13% | Mar 31, 24 |
| 11 | Driehaus Capital Management LLC | 1.76M (24.17%) | 1.34M Increased by +75.90% | Mar 31, 24 |
| 12 | Millennium Management LLC | 1.67M (22.83%) | 1.45M Increased by +86.80% | Mar 31, 24 |
| 13 | Adage Capital Partners Gp LLC | 1.60M (21.92%) | 1.60M Increased by +100.00% | Mar 31, 24 |
| 14 | Cormorant Asset Management, LLC | 1.30M (17.80%) | 1.30M Increased by +100.00% | Mar 31, 24 |
| 15 | Logos Global Management LP | 1.24M (17.05%) | 700.00K Increased by +56.23% | Mar 31, 24 |
| 16 | Vestal Point Capital LP | 1.10M (15.06%) | 1.10M Increased by +100.00% | Mar 31, 24 |
| 17 | Geode Capital Management, LLC | 1.00M (13.72%) | 304.53K Increased by +30.40% | Mar 31, 24 |
| 18 | Avidity Partners Management LP | 982.00K (13.45%) | 982.00K Increased by +100.00% | Mar 31, 24 |
| 19 | Artal Group S A | 884.21K (12.11%) | 884.21K Increased by +100.00% | Mar 31, 24 |
| 20 | Affinity Asset Advisors, LLC | 845.61K (11.58%) | -620.86K Decreased by -73.42% | Mar 31, 24 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Total Stock Mkt Idx Inv | 1.43M (19.62%) | 0.00 Increased by 0.00% | May 31, 24 |
| 2 | SPDR® S&P Biotech ETF | 1.26M (17.26%) | -14.90K Decreased by -1.18% | May 31, 24 |
| 3 | iShares Russell 2000 ETF | 1.15M (15.69%) | 8.71K Increased by +0.76% | May 30, 24 |
| 4 | Fidelity Small Cap Growth | 1.06M (14.47%) | 0.00 Increased by 0.00% | Mar 31, 24 |
| 5 | Fidelity Series Small Cap Opps | 791.40K (10.84%) | 0.00 Increased by 0.00% | Mar 31, 24 |
| 6 | Fidelity Advisor Biotechnology I | 782.95K (10.72%) | 0.00 Increased by 0.00% | Apr 30, 24 |
| 7 | Vanguard Institutional Extnd Mkt Idx Tr | 674.59K (9.24%) | 5.87K Increased by +0.87% | May 31, 24 |
| 8 | Heptagon Driehaus US Micro Cap Eq C$ Acc | 623.22K (8.53%) | 0.00 Increased by 0.00% | Apr 30, 24 |
| 9 | Fidelity Select Biotechnology | 505.76K (6.92%) | -42.90K Decreased by -8.48% | Apr 30, 24 |
| 10 | Fidelity Small Cap Index | 496.42K (6.80%) | 156.03K Increased by +31.43% | Mar 31, 24 |
| 11 | Fidelity Stock Selector Small Cap | 453.21K (6.21%) | 31.10K Increased by +6.86% | Mar 31, 24 |
| 12 | Fidelity Small Cap Growth K6 | 385.88K (5.28%) | 0.00 Increased by 0.00% | Mar 31, 24 |
| 13 | iShares Russell 2000 Growth ETF | 366.88K (5.02%) | 0.00 Increased by 0.00% | May 30, 24 |
| 14 | CREF Stock R1 | 322.40K (4.41%) | 227.91K Increased by +70.69% | Apr 30, 24 |
| 15 | State St Russell Sm/Mid Cp® Indx NL Cl C | 264.60K (3.62%) | 0.00 Increased by 0.00% | May 31, 24 |
| 16 | Fidelity Extended Market Index | 237.38K (3.25%) | -2.15K Decreased by -0.91% | Apr 30, 24 |
| 17 | Fidelity Advisor Small Cap I | 226.80K (3.11%) | 0.00 Increased by 0.00% | Mar 31, 24 |
| 18 | Invesco Dorsey Wright SmallCap Momt ETF | 218.57K (2.99%) | 0.00 Increased by 0.00% | May 31, 24 |
| 19 | Driehaus Micro Cap Growth USD | 190.04K (2.60%) | 98.52K Increased by +51.84% | Apr 30, 24 |