Holdings
EcoR1 Capital, LLC
As of Jun 30, 2026, EcoR1 Capital, LLC reported 26 positions worth US$1.91B. Largest: Zymeworks Inc., Anaptysbio, Inc. and Aktis Oncology, Inc. What it bought and sold, with each filing.
| Company | Shares | Value as reported | Change | As of |
|---|---|---|---|---|
| Zymeworks Inc. | 23M | US$600M | no change | Jun 30, 2026 |
| Anaptysbio, Inc. | 7.88M | US$532M | no change | Jun 30, 2026 |
| Aktis Oncology, Inc. | 4.82M | US$155M | no change | Jun 30, 2026 |
| Cg Oncology, Inc. | 1.49M | US$106M | +392K | Jun 30, 2026 |
| Eton Pharmaceuticals, Inc. | 2.17M | US$78.6M | no change | Jun 30, 2026 |
| Oric Pharmaceuticals, Inc. | 6.73M | US$72.9M | no change | Jun 30, 2026 |
| First Tracks Biotherapeutics, Inc. | 3.17M | US$63.9M | new | Jun 30, 2026 |
| Lakefront Biotherapeutics | 1.67M | US$50M | no change | Jun 30, 2026 |
| Neurogene Inc. | 1.27M | US$40M | no change | Jun 30, 2026 |
| Stoke Therapeutics, Inc. | 735K | US$24M | +635K | Jun 30, 2026 |