SEC Form 13F

EcoR1 Capital, LLC 13F Holdings

Report period2026-06-30
Publicly available2026-08-15
Reported value$2,056,733,459
Positions33

Largest disclosed positions

IssuerTickerClassReported valueReported amount
ZYMEWORKS INCZYMECOM$600,445,94222,970,388
ANAPTYSBIO INCANABCOM$531,906,3457,880,094
AKTIS ONCOLOGY INCAKTSCOM$155,492,6364,824,469
CG ONCOLOGY INCCGONCOM$106,170,0151,494,300
ETON PHARMACEUTICALS INCETONCOM$78,624,1562,171,938
CRISPR THERAPEUTICS AGCRSPNAMEN AKT$75,771,1131,389,276
ORIC PHARMACEUTICALS INCORICCOM$72,865,4966,728,116
FIRST TRACKS BIOTHERAPEUTICSTRAXORD SHS ADDED$63,871,3223,174,519
LAKEFRONT BIOTHERAPEUTICS NVLKFTSPON ADR$49,980,2281,667,119
NEUROGENE INCNGNECOM$39,983,7061,271,342

Public filing evidence only. NexusTrade's simulated follower strategies are hypothetical, modeled results — not live trading returns and not investment advice.

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