| 1 | GILD | Gilead Sciences, Inc. | 6.48% |
| 2 | VRTX | Vertex Pharmaceuticals Incorporated | 6.27% |
| 3 | AMGN | Amgen Inc. | 6.15% |
| 4 | REGN | Regeneron Pharmaceuticals, Inc. | 4.06% |
| 5 | ALNY | Alnylam Pharmaceuticals, Inc. | 2.21% |
| 6 | INSM | Insmed Incorporated | 1.60% |
| 7 | BIIB | Biogen Inc. | 1.42% |
| 8 | ARGX | argenx SE | 1.12% |
| 9 | UTHR | United Therapeutics Corporation | 1.09% |
| 10 | MRNA | Moderna, Inc. | 1.05% |
| 11 | ILMN | Illumina, Inc. | 1.03% |
| 12 | ROIV | Roivant Sciences Ltd. | 1.01% |
| 13 | INCY | Incyte Corporation | 1.00% |
| 14 | RPRX | Royalty Pharma plc | 0.99% |
| 15 | RVMD | Revolution Medicines, Inc. | 0.99% |
| 16 | VTRS | Viatris Inc. | 0.87% |
| 17 | ASND | Ascendis Pharma A/S | 0.72% |
| 18 | NBIX | Neurocrine Biosciences, Inc. | 0.66% |
| 19 | IONS | Ionis Pharmaceuticals, Inc. | 0.66% |
| 20 | SNY | Sanofi | 0.65% |
| 21 | BBIO | BridgeBio Pharma, Inc. | 0.64% |
| 22 | MEDP | Medpace Holdings, Inc. | 0.64% |
| 23 | SMMT | Summit Therapeutics Inc. | 0.62% |
| 24 | GH | Guardant Health, Inc. | 0.61% |
| 25 | BMRN | BioMarin Pharmaceutical Inc. | 0.60% |
| View BIB holdings |
