| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Bvf Inc | 8.83M (43.13%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 2 | RA Capital Management, LLC | 7.68M (37.51%) | 732.05K Increased by +9.54% | Jun 30, 25 |
| 3 | RTW INVESTMENTS, LLC | 5.54M (27.07%) | 40.69K Increased by +0.73% | Jun 30, 25 |
| 4 | FMR Inc | 5.09M (24.88%) | 842.57K Increased by +16.55% | Jun 30, 25 |
| 5 | Cormorant Asset Management, LLC | 2.01M (9.82%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 6 | Deep Track Capital, LP | 2.00M (9.77%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 7 | The Toronto-Dominion Bank | 1.97M (9.61%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 8 | Deerfield Management Co | 925.00K (4.52%) | 925.00K Increased by +100.00% | Mar 31, 25 |
| 9 | Jefferies Financial Group Inc | 709.31K (3.47%) | -40.69K Decreased by -5.74% | Jun 30, 25 |
| 10 | Verition Fund Managegment, LLC | 657.38K (3.21%) | -13.22K Decreased by -2.01% | Jun 30, 25 |
| 11 | 5AM Venture Management, LLC | 572.66K (2.80%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 12 | UBS Group AG | 458.58K (2.24%) | 10.65K Increased by +2.32% | Jun 30, 25 |
| 13 | Checkpoint Capital LP | 293.94K (1.44%) | 293.94K Increased by +100.00% | Dec 31, 23 |
| 14 | Morgan Stanley - Brokerage Accounts | 281.00K (1.37%) | 3.75K Increased by +1.33% | Jun 30, 25 |
| 15 | Alyeska Investment Group, L.P. | 254.97K (1.25%) | -200.00K Decreased by -78.44% | Jun 30, 25 |
| 16 | Millennium Management LLC | 203.65K (0.99%) | 203.65K Increased by +100.00% | Jun 30, 25 |
| 17 | Diadema Partners LP | 101.50K (0.50%) | 101.50K Increased by +100.00% | Dec 31, 24 |
| 18 | StemPoint Capital LP | 100.83K (0.49%) | 100.83K Increased by +100.00% | Jun 30, 25 |
| 19 | Woodline Partners LP | 78.95K (0.39%) | 41.71K Increased by +52.83% | Dec 31, 24 |
| 20 | PEAK6 INVESTMENTS LP | 74.27K (0.36%) | 17.13K Increased by +23.06% | Sep 30, 24 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Fidelity Growth Compy Commingled Pl S | 2.55M (12.47%) | 166.09K Increased by +6.51% | Jul 31, 25 |
| 2 | Fidelity Growth Company Fund | 1.57M (7.65%) | 116.92K Increased by +7.47% | Jul 31, 25 |
| 3 | Fidelity Growth Compy Commingled Pl O | 1.42M (6.95%) | 1.65K Increased by +0.12% | Jun 30, 24 |
| 4 | Fidelity® Growth Company | 821.52K (4.01%) | 33.50K Increased by +4.08% | Nov 30, 23 |
| 5 | Fidelity Growth Company K6 | 558.86K (2.73%) | 42.88K Increased by +7.67% | Jul 31, 25 |
| 6 | Fidelity Series Growth Company | 421.00K (2.06%) | 47.77K Increased by +11.35% | Jul 31, 25 |
| 7 | Fidelity® Growth Company K6 | 373.19K (1.82%) | -40.61K Decreased by -10.88% | Nov 30, 23 |
| 8 | Fidelity® Select Biotechnology | 369.62K (1.81%) | -82.70K Decreased by -22.37% | Nov 30, 23 |
| 9 | Fidelity Select Biotechnology | 339.80K (1.66%) | -66.10K Decreased by -19.45% | Jul 31, 25 |
| 10 | Fidelity® Series Growth Company | 205.40K (1.00%) | 0.00 Increased by 0.00% | Nov 30, 23 |
| 11 | MEDICAL BioHealth EUR Acc | 119.52K (0.58%) | -20.97K Decreased by -17.54% | Nov 30, 23 |
| 12 | Horizons Psychedelic Stock ETF | 89.31K (0.44%) | -14.21K Decreased by -15.91% | Feb 29, 24 |
| 13 | Morgan Stanley Inception | 74.57K (0.36%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 14 | Morgan Stanley Inst Inception I | 74.57K (0.36%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 15 | APO Medical Opportunities R | 64.12K (0.31%) | -52.16K Decreased by -81.35% | Nov 30, 23 |
| 16 | AdvisorShares Psychedelics ETF | 54.51K (0.27%) | 0.00 Increased by 0.00% | Aug 29, 25 |
| 17 | FIAM Small Company CIT Cl B | 50.20K (0.25%) | 0.00 Increased by 0.00% | Jun 30, 23 |
| 18 | EQ/Morgan Stanley Small Cap Growth K | 48.82K (0.24%) | 0.00 Increased by 0.00% | Jul 31, 25 |
| 19 | ALPS Medical Breakthroughs ETF | 39.93K (0.20%) | 314.00 Increased by +0.79% | Nov 29, 24 |
| 20 | iShares MSCI Ireland ETF | 36.59K (0.18%) | 0.00 Increased by 0.00% | Aug 31, 25 |