IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

EcoR1 Capital, LLC

Q4 2017 Holdings

Filed 2018-02-14 | 31 holdings | $99.5M | 13F-HR | View on SEC ↗ · Holdings Table ↗

Sign in to see sub-manager breakdown

IssuerClassCUSIPValue ↓Shares% Portfolio
Ascendis Pharma(ASND)SPONSORED ADR04351P101$84.4M2,107,60084.9%
Beigene LTD(ONC)SPONSORED ADR07725L102$8.2M83,6678.2%
Corvus Pharmaceuticals Inc(CRVS)COM221015100$6.1M588,4326.1%
Assembly Biosciences IncCOM045396108$133.2K2,943,1640.1%
Fibrogen Inc(FGENEUR)COM31572Q808$97.1K2,047,7370.1%
Celgene CorporationCallCOM151020904$91.3K875,0000.1%
Ironwood Pharmaceuticals Inc(IRWD)COM46333X108$88.2K5,885,5830.1%
Kura Oncology Inc(KURA)COM50127T109$57.6K3,766,8520.1%
Dicerna Pharmaceuticals Inc(DRNAUSD)COM253031108$43.7K4,836,5470.0%
Array Biopharma Inc(ARRYEUR)COM04269X105$36.9K2,882,7120.0%
Wave Life Sciences LTD(WVE)COMY95308105$32.9K936,1630.0%
Myokardia IncCOM62857M105$32.8K778,3930.0%
Apellis Pharmaceuticals Inc(APLS)COM03753U106$24.8K1,144,5580.0%
Spark Therapeutics IncCallCOM84652J903$23.4K455,5000.0%
Macrogenics Inc(MGNX)COM556099109$21.7K1,140,7940.0%
Rhythm Pharmaceuticals Inc(RYTM)COM76243J105$15.4K530,1610.0%
Immune Design CorpCOM45252L103$13.9K3,562,6000.0%
Atyr Pharma Inc(LIFEUSD)COM002120103$13.7K3,917,9720.0%
Fibrogen IncCallCOM31572Q908$13.5K285,4000.0%
Galapagos NV (ADR)(GLPG)SPONSORED ADR36315X101$10.4K110,3840.0%
Ironwood Pharmaceuticals IncCallCOM46333X908$7.5K500,0000.0%
Achillion Pharmaceuticals Inc(ACHNEUR)COM00448Q201$5.3K1,840,7250.0%
Uniqure NVCallCOMN90064901$5.2K263,9000.0%
Kindred Biosciences IncCOM494577109$5.1K544,8800.0%
Clementia PharmaceuticalsCOM185575107$3.7K194,1660.0%
Madrigal Pharmaceuticals Inc(MDGL)COM558868105$3.2K35,0000.0%
Denali Therapeutics Inc(DNLI)COM24823R105$3.1K200,0000.0%
Xencor Inc(XNCR)COM98401F105$2.5K112,9760.0%
Mirati Therapeutics Inc(MRTXEUR)COM60468T105$1.9K103,2400.0%
Intellia Therapeutics IncCallCOM45826J905$1.4K75,0000.0%