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EcoR1 Capital, LLC

Q3 2020 Holdings

Filed 2020-11-16 | 50 holdings | $36.3M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Arcus Biosciences Inc(RCUS)COM03969F109$31.0M1,810,00085.4%
Aclaris Therapeutics Inc(ACRS)COM00461U105$3.9M1,531,31210.8%
Xencor Inc(XNCR)COM98401F105$176.4K4,547,0720.5%
Kura Oncology Inc(KURA)COM50127T109$141.2K4,608,5290.4%
Relay Therapeutics Inc(RLAY)COM75943R102$136.3K3,200,6490.4%
Prothena Corp PLC(PRTA)SHSG72800108$94.2K9,426,6400.3%
Morphic Hldg IncCOM61775R105$77.6K2,839,8840.2%
Mirati Therapeutics Inc(MRTXEUR)COM60468T105$77.1K464,2980.2%
Oric Pharmaceuticals Inc(ORIC)COM68622P109$66.1K2,642,2180.2%
Avidity Biosciences Inc(RNA)COM05370A108$59.2K2,103,9500.2%
Anaptysbio Inc(ANAB)COM032724106$47.5K3,223,3240.1%
Neoleukin Therapeutics IncCOM64049K104$46.4K3,862,9310.1%
Akouos IncCOM00973J101$45.2K1,975,9840.1%
Assembly Biosciences IncCOM045396108$41.9K2,548,3820.1%
Nurix Therapeutics Inc(NRIX)COM67080M103$41.6K1,192,1560.1%
Applied Molecular Trans IncCOM03824M109$36.6K1,150,0000.1%
Atreca Inc(BCELUSD)CL A COM04965G109$33.9K2,426,6850.1%
Geron Corp(GERN)COM374163103$33.5K19,230,7690.1%
Sutro Biopharma IncCOM869367102$31.3K3,113,6170.1%
Gossamer BIO IncNOTE38341PAA0$31.0K30,000,0000.1%
Surface Oncology IncCOM86877M209$23.0K3,333,1770.1%
Cyclerion Therapeutics Inc(CYCNUSD)COM23255M105$16.7K2,742,2760.0%
Allovir IncCOM019818103$12.3K447,0120.0%
Glycomimetics Inc(GLYCEUR)COM38000Q102$11.4K3,725,1500.0%
Bctg Acquisition CorpCOM05492W103$8.3K800,0000.0%
Constellation Pharmceticls I(CNST)CallCOM210373106$8.1K400,0000.0%
Lifesci Acquisition Corp*W EXP 02/14/20253228P109$7.8K630,5050.0%
Alpine Immune Sciences Inc(NVLSEUR)COM02083G100$6.5K741,2900.0%
Iteos Therapeutics Inc(5E7)COM46565G104$6.4K260,0000.0%
Deerfield Healthcare Tech ACUNIT 07/16/2025244413209$5.3K500,0000.0%
Panacea Acquisition CorpUNIT 99/99/9999698102209$4.7K390,0000.0%
Ironwood Pharmaceuticals Inc(IRWD)CallCOM CL A46333X108$4.5K500,0000.0%
Health Sciences ACQ Corp 2ORD SHSG4411D109$4.4K400,0000.0%
Dyne Therapeutics Inc(DYN)COM26818M108$4.3K215,0000.0%
FS DEV CorpCOM CL A303020101$3.9K350,0000.0%
Metacrine IncCOM59101E103$3.4K333,3320.0%
Kymera Therapeutics Inc(KYMR)COM501575104$3.2K100,0000.0%
Glycomimetics Inc(GLYCEUR)CallCOM38000Q102$2.6K850,0000.0%
Royalty Pharma PLC(RPRX)SHS CL AG7709Q104$2.1K50,0000.0%
Five Prime Therapeutics Inc(FPRX)COM33830X104$1.8K379,9450.0%
Exicure Inc(XCUR)COM30205M101$1.8K1,017,8010.0%
PMV Pharmaceuticals Inc(PMVP)COM69353Y103$1.8K50,0000.0%
Repare Therapeutics Inc(RPTX)COM760273102$1.5K50,0000.0%
Meiragtx Hldgs PLC(MGTX)COMG59665102$1.3K94,8190.0%
Intercept Pharmaceuticals in(ICPTUSD)CallCOM45845P108$1.0K25,3000.0%
Unity Biotechnology IncCOM91381U101$1.0K296,0000.0%
Xoma Corp del(XOMA)COM NEW98419J206$95750,8090.0%
Assembly Biosciences IncCallCOM045396108$29317,8000.0%
Savara Inc(SVRA)COM805111101$6256,5000.0%