EcoR1 Capital

EcoR1 Capital as of Sept. 30, 2017

Portfolio Holdings for EcoR1 Capital

EcoR1 Capital holds 39 positions in its portfolio as reported in the September 2017 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Assembly Biosciences 13.7 $103M 2.9M 34.92
Fibrogen (FGEN) 12.4 $93M 1.7M 53.80
Ironwood Pharmaceuticals (IRWD) 11.5 $86M 5.5M 15.77
Ascendis Pharma A S (ASND) 10.2 $76M 2.1M 36.25
Kura Oncology (KURA) 7.5 $56M 3.8M 14.95
Immunomedics 5.3 $40M 2.9M 13.98
Myokardia 3.9 $30M 690k 42.85
Galapagos Nv- (GLPG) 3.3 $25M 241k 101.75
Marinus Pharmaceuticals 2.8 $21M 3.6M 5.87
Atyr Pharma Inc Common Stock Usd 0.001 2.6 $20M 3.9M 5.05
Tocagen 2.5 $19M 1.5M 12.46
Array BioPharma 2.0 $15M 1.3M 12.30
Cytomx Therapeutics (CTMX) 2.0 $15M 830k 18.17
Corvus Pharmaceuticals (CRVS) 1.9 $15M 909k 15.94
Intec Pharma 1.8 $13M 1.5M 8.95
Insmed (INSM) 1.7 $13M 405k 31.21
Wave Life Sciences (WVE) 1.6 $12M 564k 21.75
Cascadian Therapeutics 1.6 $12M 3.0M 4.09
Vertex Pharmaceuticals Inc option 1.4 $10M 68k 152.04
Omeros Corporation (OMER) 1.3 $9.7M 450k 21.62
Ironwood Pharmaceuticals Inc cl a 1.3 $9.8M 620k 15.77
Fate Therapeutics (FATE) 1.2 $9.0M 2.3M 3.96
Regulus Therapeutics 0.9 $6.5M 5.2M 1.25
Dicerna Pharmaceuticals 0.7 $5.5M 958k 5.75
Ovascience 0.7 $5.0M 3.5M 1.42
Kindred Biosciences 0.6 $4.3M 545k 7.85
Zai Lab (ZLAB) 0.6 $4.3M 160k 27.00
Sangamo Biosciences (SGMO) 0.4 $3.3M 222k 15.00
Clementia 0.4 $3.3M 194k 16.89
Adverum Biotechnologies 0.4 $2.8M 763k 3.65
Clovis Oncology 0.3 $2.1M 26k 82.40
Xencor (XNCR) 0.3 $2.1M 90k 22.92
Seattle Genetics 0.2 $1.6M 30k 54.40
Aclaris Therapeutics (ACRS) 0.2 $1.5M 60k 25.82
Syros Pharmaceuticals 0.2 $1.5M 104k 14.72
Bristol Myers Squibb (BMY) 0.1 $1.1M 17k 63.72
Beigene (BGNE) 0.1 $1.0M 9.8k 102.96
Deciphera Pharmaceuticals 0.1 $855k 45k 19.00
Spring Bk Pharmaceuticals In 0.0 $269k 16k 16.81