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EcoR1 Capital, LLC

Q1 2016 Holdings

Filed 2016-05-16 | 37 holdings | $23.8M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Cytokinetics Inc(CYTK)COM23282W605$14.5M2,052,80060.8%
Collegium Pharmaceutical Inc(COLL)COM19459J104$8.6M473,12336.1%
Beigene LTD(ONC)SPONSORED ADR07725L102$462.0K15,7661.9%
Ironwood Pharmaceuticals Inc(IRWD)COM46333X108$22.6K2,061,4170.1%
Five Prime Therapeutics Inc(FPRX)COM33830X104$20.3K500,7570.1%
Epizyme Inc(EPZMEUR)COM29428V104$19.4K1,598,9000.1%
Fibrogen Inc(FGENEUR)COM31572Q808$18.4K863,7450.1%
Array Biopharma IncNOTE04269XAA3$18.1K$22,534,0000.1%
Retrophin IncCOM761299106$16.7K1,225,0840.1%
Spdr Series Trust S&P BiotechCallCOM78464A900$15.4K297,2000.1%
Gilead Sciences IncCallCOM375558903$13.8K150,0000.1%
Assembly Biosciences IncCOM045396108$10.5K2,098,3020.0%
Celator Pharmaceuticals IncCOM15089R102$10.5K950,0000.0%
Galapagos NV(GLPG)SPONSORED ADR36315X101$10.3K246,6910.0%
Kura Oncology Inc(KURA)COM50127T109$10.0K2,465,2860.0%
Acceleron Pharma Inc(XLRN)COM00434H108$7.1K270,2890.0%
Aimmune Therapeutics Inc(AIMT)COM00900T107$7.1K521,3660.0%
Enanta Pharmaceuticals Inc(ENTA)COM29251M106$7.1K240,3830.0%
Kite Pharma IncCOM49803L109$6.9K150,0000.0%
Syndax Pharmaceuticals Inc(SNDX)COM87164F105$6.8K510,8290.0%
Nabriva Theraptcs AGSPONSORED ADR62957M104$6.3K707,8170.0%
Flex Pharma IncCOM33938A105$6.3K575,9250.0%
Kindred Biosciences IncCOM494577109$4.9K1,432,7650.0%
Loxo Oncology IncCOM548862101$4.1K150,3080.0%
Ironwood Pharmaceuticals IncCallCOM46333X908$3.3K300,0000.0%
Eiger Biopharmaceuticals Inc(CLDNEUR)COM28249U105$3.2K189,5450.0%
Editas Medicine Inc(EDIT)COM28106W103$3.0K87,9210.0%
Immunogen IncCallCOM45253H901$2.6K299,5000.0%
Cytokinetics IncCallCOM23282W905$1.8K250,0000.0%
Forward Pharma A/SSPONSORED ADR34986J105$1.6K97,0240.0%
Array Biopharma IncCallCOM04269X905$1.5K520,0000.0%
Akari Therapeutics PLCSPONSORED ADR00972G108$1.3K92,3030.0%
Targacept IncNOTE87611RAA6$669$669,1660.0%
Global Blood Therapeutics IncCOM37890U108$44528,0320.0%
Atyr Pharma Inc(LIFEUSD)COM002120103$29574,9590.0%
Spark Therapeutics IncCOM84652J103$2578,7000.0%
Zafgen IncCallCOM98885E903$6710,0000.0%