| 1 | ILMN | Illumina, Inc. | 5.55% |
| 2 | ALNY | Alnylam Pharmaceuticals, Inc. | 5.33% |
| 3 | RPRX | Royalty Pharma plc | 5.25% |
| 4 | AMGN | Amgen Inc. | 4.86% |
| 5 | VRTX | Vertex Pharmaceuticals Incorporated | 4.83% |
| 6 | GILD | Gilead Sciences, Inc. | 4.80% |
| 7 | BMRN | BioMarin Pharmaceutical Inc. | 4.53% |
| 8 | UTHR | United Therapeutics Corporation | 4.39% |
| 9 | AVXL | Anavex Life Sciences Corp. | 3.44% |
| 10 | BPMC | Blueprint Medicines Corporation | 3.40% |
| 11 | PTGX | Protagonist Therapeutics, Inc. | 3.15% |
| 12 | QGEN | Qiagen N.V. | 2.91% |
| 13 | CDNA | CareDx, Inc | 2.90% |
| 14 | INCY | Incyte Corporation | 2.87% |
| 15 | TGTX | TG Therapeutics, Inc. | 2.86% |
| 16 | ARWR | Arrowhead Pharmaceuticals, Inc. | 2.77% |
| 17 | PTCT | PTC Therapeutics, Inc. | 2.75% |
| 18 | NBIX | Neurocrine Biosciences, Inc. | 2.74% |
| 19 | DVAX | Dynavax Technologies Corporation | 2.70% |
| 20 | COLL | Collegium Pharmaceutical, Inc. | 2.69% |
| 21 | RGEN | Repligen Corporation | 2.69% |
| 22 | ACAD | ACADIA Pharmaceuticals Inc. | 2.65% |
| 23 | EXEL | Exelixis, Inc. | 2.65% |
| 24 | HALO | Halozyme Therapeutics, Inc. | 2.56% |
| 25 | VCYT | Veracyte, Inc. | 2.54% |
| View PBE holdings |