| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Cormorant Asset Management, LLC | 2.38M (18.63%) | 0.00 Increased by 0.00% | Sep 30, 25 |
| 2 | Aberdeen Group PLC | 1.32M (10.37%) | 1.13M Increased by +85.76% | Dec 31, 25 |
| 3 | Orbimed Advisors, LLC | 1.17M (9.20%) | 0.00 Increased by 0.00% | Sep 30, 25 |
| 4 | Octagon Capital Advisors LP | 955.00K (7.49%) | -160.00K Decreased by -16.75% | Dec 31, 25 |
| 5 | Vanguard Group Inc | 859.41K (6.74%) | 247.38K Increased by +28.78% | Dec 31, 25 |
| 6 | Prosight Management, LP | 683.87K (5.36%) | 340.47K Increased by +49.79% | Dec 31, 25 |
| 7 | Armistice Capital, LLC | 536.00K (4.20%) | 344.00K Increased by +64.18% | Dec 31, 25 |
| 8 | Adage Capital Partners Gp LLC | 528.94K (4.15%) | 0.00 Increased by 0.00% | Dec 31, 24 |
| 9 | Stonepine Capital Management Llc | 389.92K (3.06%) | 389.92K Increased by +100.00% | Dec 31, 25 |
| 10 | Altium Capital Management, LP | 385.00K (3.02%) | 190.00K Increased by +49.35% | Dec 31, 24 |
| 11 | Renaissance Technologies Corp | 354.30K (2.78%) | 247.10K Increased by +69.74% | Dec 31, 25 |
| 12 | Darwin Global Management, Ltd. | 325.14K (2.55%) | 325.14K Increased by +100.00% | Jun 30, 24 |
| 13 | ADAR1 Capital Management LLC | 286.78K (2.25%) | 276.58K Increased by +96.44% | Dec 31, 25 |
| 14 | Ikarian Capital, LLC | 284.71K (2.23%) | -24.82K Decreased by -8.72% | Sep 30, 24 |
| 15 | Woodline Partners LP | 249.26K (1.96%) | 208.28K Increased by +83.56% | Jun 30, 24 |
| 16 | BlackRock Inc | 226.90K (1.78%) | -125.51K Decreased by -55.32% | Sep 30, 25 |
| 17 | Sio Capital Management, LLC | 225.16K (1.77%) | 225.16K Increased by +100.00% | Jun 30, 24 |
| 18 | State Street Corp | 223.47K (1.75%) | -5.13K Decreased by -2.30% | Mar 31, 25 |
| 19 | Point72 Asset Management, L.P. | 216.51K (1.70%) | -485.08K Decreased by -224.04% | Jun 30, 24 |
| 20 | Avidity Partners Management LP | 215.60K (1.69%) | 215.60K Increased by +100.00% | Jun 30, 24 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | abrdn Healthcare Investors | 778.03K (6.10%) | 0.00 Increased by 0.00% | Jan 31, 26 |
| 2 | abrdn Life Sciences Investors | 543.72K (4.27%) | 0.00 Increased by 0.00% | Jan 31, 26 |
| 3 | Biotech Growth Ord | 538.60K (4.23%) | 0.00 Increased by 0.00% | Nov 30, 25 |
| 4 | Vanguard Total Stock Mkt Idx Inv | 533.58K (4.19%) | 0.00 Increased by 0.00% | Jan 31, 26 |
| 5 | SPDR® S&P Biotech ETF | 373.01K (2.93%) | -11.34K Decreased by -3.04% | Nov 27, 24 |
| 6 | Vanguard US Total Market Shares ETF | 329.22K (2.58%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 7 | Global X Marijuana Life Sciences ETF | 183.05K (1.44%) | 984.00 Increased by +0.54% | Jan 31, 26 |
| 8 | Vanguard Institutional Extnd Mkt Idx Tr | 178.42K (1.40%) | 0.00 Increased by 0.00% | Jan 31, 26 |
| 9 | Fidelity Small Cap Index | 121.00K (0.95%) | -1.38K Decreased by -1.14% | May 31, 25 |
| 10 | HBM Healthcare Investments AG Ord | 117.50K (0.92%) | -202.50K Decreased by -172.35% | Jun 30, 25 |
| 11 | Nuveen Quant Small Cap Equity R6 | 98.90K (0.78%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 12 | Fidelity Extended Market Index | 83.92K (0.66%) | -349.00 Decreased by -0.42% | Jan 31, 26 |
| 13 | HealthInvest Sustainable Healthcare E | 69.77K (0.55%) | 69.77K Increased by +100.00% | Dec 31, 25 |
| 14 | State St Russell Sm/Mid Cp® Indx NL Cl C | 66.91K (0.52%) | 0.00 Increased by 0.00% | Apr 30, 25 |
| 15 | State St Russell Sm/Mid Cp® Indx SL Cl I | 66.91K (0.52%) | 0.00 Increased by 0.00% | May 31, 25 |
| 16 | Victory Science & Technology | 65.88K (0.52%) | -156.00 Decreased by -0.24% | Dec 31, 24 |
| 17 | HealthInvest Alpha Fund C | 62.51K (0.49%) | 0.00 Increased by 0.00% | Jul 31, 25 |
| 18 | Healthlnvest S&M Cap Healthcare C | 62.51K (0.49%) | 0.00 Increased by 0.00% | Jul 31, 25 |
| 19 | iShares Russell 2000 ETF | 62.36K (0.49%) | -8.34K Decreased by -13.38% | Jun 30, 25 |
| 20 | iShares Russell 2000 Growth ETF | 62.15K (0.49%) | 0.00 Increased by 0.00% | May 31, 25 |