| Amount | Holding |
|---|---|
| 7.25% | Vertex Pharmaceuticals Inc |
| 6.48% | Amgen Inc |
| 5.73% | Gilead Sciences Inc |
| 5.72% | Regeneron Pharmaceuticals Inc |
| 4.77% | Biogen Inc |
| 4.77% | Illumina Inc |
| 3.88% | Iovance Biotherapeutics Inc |
| 3.59% | GW Pharmaceuticals PLC ADR |
| 3.25% | PTC Therapeutics Inc |
| 2.45% | Deciphera Pharmaceuticals Inc |