| 1 | AMGN | Amgen Inc. | 13.22% |
| 2 | GILD | Gilead Sciences, Inc. | 11.67% |
| 3 | VRTX | Vertex Pharmaceuticals Incorporated | 9.42% |
| 4 | REGN | Regeneron Pharmaceuticals, Inc. | 5.45% |
| 5 | INSM | Insmed Incorporated | 5.34% |
| 6 | NTRA | Natera, Inc. | 5.18% |
| 7 | ARGX | argenx SE | 5.06% |
| 8 | IQV | IQVIA Holdings Inc. | 4.66% |
| 9 | ALNY | Alnylam Pharmaceuticals, Inc. | 4.22% |
| 10 | ONC | BeOne Medicines AG | 3.91% |
| 11 | BIIB | Biogen Inc. | 3.61% |
| 12 | UTHR | United Therapeutics Corporation | 3.44% |
| 13 | ICLR | ICON Public Limited Company | 3.05% |
| 14 | ILMN | Illumina, Inc. | 2.85% |
| 15 | NBIX | Neurocrine Biosciences, Inc. | 2.32% |
| 16 | INCY | Incyte Corporation | 2.27% |
| 17 | EXAS | Exact Sciences Corporation | 2.23% |
| 18 | BNTX | BioNTech SE | 1.97% |
| 19 | QGEN | Qiagen N.V. | 1.59% |
| 20 | TECH | Bio-Techne Corporation | 1.57% |
| 21 | MRNA | Moderna, Inc. | 1.51% |
| 22 | TEM | Tempus AI, Inc. | 1.50% |
| 23 | RGEN | Repligen Corporation | 1.34% |
| 24 | CRL | Charles River Laboratories International, Inc. | 1.32% |
| 25 | BMRN | BioMarin Pharmaceutical Inc. | 1.26% |
| View BBH holdings |