| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Medicxi Ventures Management (Jersey) Ltd | 19.96M (23.17%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 2 | Index Venture Life Associates VI Ltd | 9.96M (11.56%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 3 | General Atlantic Llc | 9.68M (11.24%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 4 | Bvf Inc | 9.10M (10.57%) | -320.16K Decreased by -3.52% | Sep 30, 23 |
| 5 | Adage Capital Partners Gp LLC | 6.95M (8.07%) | 1.83M Increased by +26.39% | Mar 31, 25 |
| 6 | HHG PLC | 5.92M (6.87%) | 1.01M Increased by +17.10% | Mar 31, 25 |
| 7 | T. Rowe Price Associates, Inc. | 5.34M (6.20%) | -22.05K Decreased by -0.41% | Mar 31, 25 |
| 8 | First Light Asset Management, LLC | 4.87M (5.66%) | -931.06K Decreased by -19.10% | Mar 31, 25 |
| 9 | Farallon Capital Management, L.L.C. | 4.33M (5.03%) | 835.61K Increased by +19.28% | Mar 31, 25 |
| 10 | venBio Select Advisor LLC | 4.05M (4.70%) | 4.05M Increased by +100.00% | Mar 31, 25 |
| 11 | Vida Ventures Advisors, LLC | 3.93M (4.56%) | 0.00 Increased by 0.00% | Dec 31, 24 |
| 12 | FMR Inc | 3.83M (4.44%) | 174.60K Increased by +4.56% | Mar 31, 25 |
| 13 | EcoR1 Capital, LLC | 3.22M (3.74%) | -2.49M Decreased by -77.25% | Sep 30, 24 |
| 14 | Perceptive Advisors LLC | 3.04M (3.53%) | -3.31M Decreased by -108.83% | Mar 31, 25 |
| 15 | Siren, L.L.C. | 2.96M (3.44%) | -44.65K Decreased by -1.51% | Mar 31, 25 |
| 16 | OUP Management Co., LLC | 2.94M (3.41%) | 0.00 Increased by 0.00% | Sep 30, 23 |
| 17 | Morgan Stanley - Brokerage Accounts | 2.94M (3.41%) | 1.01M Increased by +34.48% | Mar 31, 25 |
| 18 | TCG Crossover Management, LLC | 2.89M (3.36%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 19 | Franklin Resources Inc | 2.54M (2.95%) | 233.45K Increased by +9.18% | Mar 31, 25 |
| 20 | COMMODORE CAPITAL LP | 2.37M (2.75%) | 149.15K Increased by +6.30% | Mar 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | T. Rowe Price Health Sciences | 3.31M (3.84%) | -169.23K Decreased by -5.11% | Mar 31, 25 |
| 2 | Fidelity Select Biotechnology | 2.98M (3.45%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 3 | Fidelity® Select Biotechnology | 2.79M (3.24%) | 0.00 Increased by 0.00% | Nov 30, 23 |
| 4 | Franklin Biotechnology Discv A(acc)USD | 1.18M (1.37%) | 0.00 Increased by 0.00% | May 31, 25 |
| 5 | Janus Henderson US SMID Cap Growth MA | 980.56K (1.14%) | 980.56K Increased by +100.00% | Dec 31, 24 |
| 6 | Janus Henderson Triton D | 965.19K (1.12%) | -10.05K Decreased by -1.04% | Mar 31, 25 |
| 7 | Janus Henderson US SMID Cap Growth | 965.19K (1.12%) | -15.36K Decreased by -1.59% | Mar 31, 25 |
| 8 | American Century Small Cap Growth Inv | 854.44K (0.99%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 9 | American Century U.S. Small Cap Growth | 854.44K (0.99%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 10 | T. Rowe Price New Horizons | 752.34K (0.87%) | -10.17K Decreased by -1.35% | Mar 31, 25 |
| 11 | US Small-Cap Growth II Equity Comp | 752.34K (0.87%) | 107.71K Increased by +14.32% | Mar 31, 25 |
| 12 | Fidelity VIP Mid Cap Initial | 702.20K (0.82%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 13 | Franklin Biotechnology Discovery A | 678.97K (0.79%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 14 | T. Rowe Price Small-Cap Value | 656.69K (0.76%) | -477.00 Decreased by -0.07% | Jan 31, 25 |
| 15 | Polar Capital Biotech S Inc | 638.60K (0.74%) | 0.00 Increased by 0.00% | Oct 31, 24 |
| 16 | Franklin Small Cap Growth Adv | 613.40K (0.71%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 17 | Franklin US Small Cap Growth Equity | 613.40K (0.71%) | 184.80K Increased by +30.13% | Mar 31, 25 |
| 18 | Janus Henderson Hrzn Biotec E2 USD | 508.32K (0.59%) | 152.36K Increased by +29.97% | Mar 31, 25 |
| 19 | Janus Henderson US Small Cap Growth | 498.85K (0.58%) | 246.00 Increased by +0.05% | Mar 31, 25 |
| 20 | Janus Henderson Venture D | 498.85K (0.58%) | 246.00 Increased by +0.05% | Mar 31, 25 |