| 1 | ACAD | ACADIA Pharmaceuticals Inc. | 5.71% |
| 2 | CPRX | Catalyst Pharmaceuticals, Inc. | 5.11% |
| 3 | NBIX | Neurocrine Biosciences, Inc. | 4.90% |
| 4 | ARGX | argenx SE | 4.56% |
| 5 | KRX: 326030 | SK Biopharmaceuticals Co., Ltd. | 4.11% |
| 6 | ALKS | Alkermes plc | 4.07% |
| 7 | SUPN | Supernus Pharmaceuticals, Inc. | 4.04% |
| 8 | PTCT | PTC Therapeutics, Inc. | 4.03% |
| 9 | SRRK | Scholar Rock Holding Corporation | 3.93% |
| 10 | BIIB | Biogen Inc. | 3.90% |
| 11 | XENE | Xenon Pharmaceuticals Inc. | 3.88% |
| 12 | DNLI | Denali Therapeutics Inc. | 3.80% |
| 13 | HLUNB.CO | H. LUNDBECK CLASS B | 3.44% |
| 14 | TYO: 4592 | SanBio Company Limited | 2.83% |
| 15 | BHVN | Biohaven Ltd. | 2.40% |
| 16 | STO: DYVOX | Dynavox Group AB (publ) | 2.38% |
| 17 | DYN | Dyne Therapeutics, Inc. | 2.36% |
| 18 | EWTX | Edgewise Therapeutics, Inc. | 2.23% |
| 19 | ASX: NEU | Neuren Pharmaceuticals Limited | 2.19% |
| 20 | IART | Integra LifeSciences Holdings Corporation | 1.98% |
| 21 | AVDL | Avadel Pharmaceuticals plc | 1.85% |
| 22 | SRPT | Sarepta Therapeutics, Inc. | 1.75% |
| 23 | STO: BIOA.B | BioArctic AB (publ) | 1.73% |
| 24 | PRAX | Praxis Precision Medicines, Inc. | 1.70% |
| 25 | AVXL | Anavex Life Sciences Corp. | 1.49% |
| View IBRN holdings |