| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Lynx1 Capital Management, LP | 10.41M (45.28%) | 1.81M Increased by +17.35% | Dec 31, 25 |
| 2 | Bvf Inc | 8.83M (38.41%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 3 | RA Capital Management, LLC | 7.68M (33.40%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 4 | RTW INVESTMENTS, LLC | 5.93M (25.82%) | 364.25K Increased by +6.14% | Dec 31, 25 |
| 5 | FMR Inc | 5.14M (22.35%) | -191.00K Decreased by -3.72% | Dec 31, 25 |
| 6 | The Toronto-Dominion Bank | 1.97M (8.56%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 7 | venBio Select Advisor LLC | 1.80M (7.83%) | 1.80M Increased by +100.00% | Dec 31, 25 |
| 8 | Cormorant Asset Management, LLC | 1.30M (5.66%) | -616.44K Decreased by -47.42% | Dec 31, 25 |
| 9 | Deep Track Capital, LP | 1.25M (5.44%) | -750.00K Decreased by -60.00% | Sep 30, 25 |
| 10 | Deerfield Management Co | 925.00K (4.02%) | 925.00K Increased by +100.00% | Mar 31, 25 |
| 11 | Jefferies Financial Group Inc | 709.31K (3.09%) | 0.00 Increased by 0.00% | Sep 30, 25 |
| 12 | Verition Fund Managegment, LLC | 673.74K (2.93%) | -4.75K Decreased by -0.71% | Dec 31, 25 |
| 13 | 5AM Venture Management, LLC | 572.66K (2.49%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 14 | UBS Group AG | 511.46K (2.23%) | 52.88K Increased by +10.34% | Sep 30, 25 |
| 15 | Squadron Capital Management LLC | 315.00K (1.37%) | 315.00K Increased by +100.00% | Dec 31, 25 |
| 16 | Millennium Management LLC | 295.93K (1.29%) | -567.68K Decreased by -191.83% | Dec 31, 25 |
| 17 | Checkpoint Capital LP | 293.94K (1.28%) | 293.94K Increased by +100.00% | Dec 31, 23 |
| 18 | CenterBook Partners LP | 283.44K (1.23%) | 117.29K Increased by +41.38% | Dec 31, 25 |
| 19 | Morgan Stanley - Brokerage Accounts | 281.00K (1.22%) | 3.75K Increased by +1.33% | Jun 30, 25 |
| 20 | Marshall Wace Asset Management Ltd | 240.76K (1.05%) | 71.26K Increased by +29.60% | Dec 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Fidelity Growth Compy Commingled Pl S | 2.58M (11.22%) | 6.62K Increased by +0.26% | Jan 31, 26 |
| 2 | Fidelity Growth Company Fund | 1.56M (6.77%) | 0.00 Increased by 0.00% | Jan 31, 26 |
| 3 | Fidelity Growth Compy Commingled Pl O | 1.42M (6.19%) | 1.65K Increased by +0.12% | Jun 30, 24 |
| 4 | Fidelity® Growth Company | 821.52K (3.57%) | 33.50K Increased by +4.08% | Nov 30, 23 |
| 5 | RTW Biotech Opportunities Ord | 803.70K (3.50%) | 803.70K Increased by +100.00% | Jun 30, 25 |
| 6 | Fidelity Growth Company K6 | 530.29K (2.31%) | -6.62K Decreased by -1.25% | Jan 31, 26 |
| 7 | Fidelity Series Growth Company | 377.20K (1.64%) | 0.00 Increased by 0.00% | Jan 31, 26 |
| 8 | Fidelity® Growth Company K6 | 373.19K (1.62%) | -40.61K Decreased by -10.88% | Nov 30, 23 |
| 9 | Fidelity® Select Biotechnology | 369.62K (1.61%) | -82.70K Decreased by -22.37% | Nov 30, 23 |
| 10 | iShares Biotechnology ETF | 336.96K (1.47%) | 0.00 Increased by 0.00% | Feb 28, 26 |
| 11 | Fidelity® Series Growth Company | 205.40K (0.89%) | 0.00 Increased by 0.00% | Nov 30, 23 |
| 12 | MEDICAL BioHealth EUR Acc | 119.52K (0.52%) | -20.97K Decreased by -17.54% | Nov 30, 23 |
| 13 | Fidelity Select Biotechnology | 92.50K (0.40%) | 0.00 Increased by 0.00% | Jan 31, 26 |
| 14 | Horizons Psychedelic Stock ETF | 89.31K (0.39%) | -14.21K Decreased by -15.91% | Feb 29, 24 |
| 15 | AdvisorShares Psychedelics ETF | 79.33K (0.35%) | 0.00 Increased by 0.00% | Feb 27, 26 |
| 16 | Morgan Stanley Inception | 74.57K (0.32%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 17 | Morgan Stanley Inst Inception I | 74.57K (0.32%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 18 | APO Medical Opportunities R | 64.12K (0.28%) | -52.16K Decreased by -81.35% | Nov 30, 23 |
| 19 | iShares MSCI Ireland ETF | 56.63K (0.25%) | 0.00 Increased by 0.00% | Feb 28, 26 |
| 20 | FIAM Small Company CIT Cl B | 50.20K (0.22%) | 0.00 Increased by 0.00% | Jun 30, 23 |