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EcoR1 Capital, LLC

Q3 2019 Holdings

Filed 2019-11-14 | 41 holdings | $69.0M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Argenx ADR REP ORD(ARGX)SPONSORED ADR04016X101$60.5M531,16587.8%
Arcus Biosciences ORD(RCUS)COM03969F109$6.9M754,50510.0%
Autolus Therapeutics ADR(AUTL)SPONSORED ADR05280R100$859.0K69,1551.2%
Xencor ORD(XNCR)COM98401F105$84.4K2,501,5570.1%
Prothena ORD(PRTA)COMG72800108$73.9K9,426,6400.1%
Spark Therapeutics ORDCOM84652J103$69.3K714,7890.1%
Kura Oncology ORD(KURA)COM50127T109$61.3K4,041,9530.1%
Dicerna Pharmaceuticals ORD(DRNAUSD)COM253031108$56.9K3,962,9780.1%
Fibrogen ORD(FGENEUR)COM31572Q808$47.8K1,293,8070.1%
Ironwood Pharma CL A ORD(IRWD)COM46333X108$40.1K4,671,4080.1%
Morphic Holding ORDCOM61775R105$39.1K2,161,5200.1%
Solid Biosciences ORDCOM83422E105$34.6K3,342,6910.1%
Prevail Therapeutics ORDCOM74140Y101$29.4K2,392,5560.0%
Fibrogen ORD(FGENEUR)CallCOM31572Q808$24.1K652,5000.0%
Harpoon Therapeutics ORDCOM41358P106$20.0K1,463,4230.0%
Atreca CL A ORD(BCELUSD)COM04965G109$18.1K1,481,4110.0%
Chiasma ORD(CHMA)COM16706W102$15.1K3,043,8270.0%
Sarepta Therapeutics ORD(SRPT)COM803607100$14.3K189,7450.0%
Exicure ORD(XCUR)COM30205M101$14.0K5,515,2250.0%
Gossamer BIO Inc ORD(GOSS)CallCOM38341P102$13.4K800,0000.0%
Eiger Biopharmaceutical ORD(CLDNEUR)COM28249U105$10.9K1,060,0430.0%
Cyclerion Therapeutics ORD(CYCNUSD)COM23255M105$9.4K776,2060.0%
Nextcure ORDCOM65343E108$7.7K250,5000.0%
Curis ORD(CRISEUR)COM231269200$6.7K2,982,2080.0%
Neoleukin Therapeutics ORDCOM64049K104$6.5K2,265,8800.0%
Assembly Biosciences ORDCallCOM045396108$4.9K498,3000.0%
Mirati Therapeutics ORD(MRTXEUR)COM60468T105$3.4K44,2210.0%
Merus ORDCOMN5749R100$3.0K165,6000.0%
Ultragenyx Pharmaceutical ORD(RARE)COM90400D108$2.6K61,5540.0%
Surface Oncology ORDCOM86877M209$2.2K1,548,8880.0%
Rubius Therapeutics ORDCOM78116T103$2.0K260,1520.0%
Vericel ORD(VCEL)COM92346J108$2.0K131,0010.0%
IGM Biosciences ORD(1K0)COM449585108$1.8K100,0000.0%
Zafgen ORDCOM98885E103$1.4K1,944,5000.0%
Cortexyme ORD(QNCX)COM22053A107$1.2K49,9930.0%
Assembly Biosciences ORDCOM045396108$95096,6000.0%
Regulus Therapeutics ORDCOM75915K200$7551,049,0880.0%
Unity Biotechnology ORDCOM91381U101$31451,4000.0%