| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Baker Bros Advisors LP | 2.14M (15.30%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 2 | HHG PLC | 2.02M (14.42%) | 433.80K Increased by +21.49% | Mar 31, 26 |
| 3 | RTW INVESTMENTS, LLC | 1.99M (14.25%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 4 | venBio Select Advisor LLC | 1.82M (12.99%) | 10.68K Increased by +0.59% | Mar 31, 26 |
| 5 | Vanguard Group Inc | 1.81M (12.93%) | -3.16K Decreased by -0.17% | Dec 31, 25 |
| 6 | BlackRock Inc | 1.56M (11.15%) | -84.78K Decreased by -5.44% | Mar 31, 26 |
| 7 | Paulson & Company Inc | 1.39M (9.95%) | -315.33K Decreased by -22.65% | Mar 31, 26 |
| 8 | Vanguard Portfolio Management, LLC | 841.14K (6.01%) | 841.14K Increased by +100.00% | Mar 31, 26 |
| 9 | Vanguard Capital Management, LLC | 827.14K (5.91%) | 827.14K Increased by +100.00% | Mar 31, 26 |
| 10 | Wellington Management Company LLP | 694.96K (4.97%) | 233.56K Increased by +33.61% | Mar 31, 26 |
| 11 | State Street Corporation | 624.94K (4.47%) | -75.80K Decreased by -12.13% | Mar 31, 24 |
| 12 | State Street Corp | 609.52K (4.36%) | 26.52K Increased by +4.35% | Mar 31, 26 |
| 13 | FMR Inc | 511.73K (3.66%) | 72.33K Increased by +14.13% | Mar 31, 26 |
| 14 | UBS Group AG | 505.71K (3.61%) | 184.21K Increased by +36.43% | Jun 30, 25 |
| 15 | Geode Capital Management, LLC | 455.87K (3.26%) | 4.13K Increased by +0.91% | Mar 31, 26 |
| 16 | Citadel Advisors Llc | 453.84K (3.24%) | 417.71K Increased by +92.04% | Mar 31, 26 |
| 17 | Bank of America Corp | 416.02K (2.97%) | 171.73K Increased by +41.28% | Dec 31, 25 |
| 18 | Marshall Wace Asset Management Ltd | 395.40K (2.83%) | -65.25K Decreased by -16.50% | Sep 30, 23 |
| 19 | Holocene Advisors, LP | 390.55K (2.79%) | 390.55K Increased by +100.00% | Mar 31, 25 |
| 20 | Adage Capital Partners Gp LLC | 376.16K (2.69%) | 184.55K Increased by +49.06% | Jun 30, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Total Stock Mkt Idx Inv | 587.99K (4.20%) | 1.47K Increased by +0.25% | Apr 30, 26 |
| 2 | Vanguard US Total Market Shares ETF | 578.31K (4.13%) | 388.00 Increased by +0.07% | Sep 30, 24 |
| 3 | Vanguard Health Care Inv | 444.14K (3.17%) | 202.94K Increased by +45.69% | Mar 31, 26 |
| 4 | Janus Concentrated Growth CF | 429.42K (3.07%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 5 | Janus Henderson Forty S | 429.42K (3.07%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 6 | Vanguard Small Cap Index | 422.81K (3.02%) | -935.00 Decreased by -0.22% | Apr 30, 26 |
| 7 | iShares Russell 2000 ETF | 409.15K (2.92%) | 3.80K Increased by +0.93% | May 29, 26 |
| 8 | Janus Henderson Opportunistic Alpha MA | 319.65K (2.28%) | 319.62K Increased by +99.99% | Jun 30, 24 |
| 9 | SPDR® S&P Biotech ETF | 299.46K (2.14%) | 670.00 Increased by +0.22% | Aug 31, 25 |
| 10 | Polar Capital Biotech S Inc | 273.15K (1.95%) | 0.00 Increased by 0.00% | Apr 30, 26 |
| 11 | Vanguard Small Cap Growth Index Inv | 237.44K (1.70%) | 247.00 Increased by +0.10% | Apr 30, 26 |
| 12 | Janus Henderson Enterprise D | 233.27K (1.67%) | 233.27K Increased by +100.00% | Mar 31, 26 |
| 13 | Janus Inst Mid Cap Growth CF | 233.27K (1.67%) | 233.27K Increased by +100.00% | Mar 31, 26 |
| 14 | Janus Henderson Research D | 226.92K (1.62%) | 0.00 Increased by 0.00% | Dec 31, 23 |
| 15 | Janus Henderson US Research Growth Eq | 226.92K (1.62%) | 0.00 Increased by 0.00% | Dec 31, 23 |
| 16 | Janus Selection Global Life Science AUSD | 225.04K (1.61%) | -19.20K Decreased by -8.53% | Mar 31, 24 |
| 17 | T. Rowe Price Health Sciences | 219.75K (1.57%) | -30.45K Decreased by -13.86% | Sep 30, 24 |
| 18 | State Street® SPDR® S&P® Biotech ETF | 217.34K (1.55%) | -1.33K Decreased by -0.61% | May 31, 26 |
| 19 | RTW Biotech Opportunities Ord | 213.44K (1.53%) | -1.38K Decreased by -0.65% | Jun 30, 25 |
| 20 | Vanguard Institutional Extnd Mkt Idx Tr | 210.18K (1.50%) | 1.97K Increased by +0.94% | Apr 30, 26 |