EcoR1 Capital

EcoR1 Capital as of June 30, 2019

Portfolio Holdings for EcoR1 Capital

EcoR1 Capital holds 38 positions in its portfolio as reported in the June 2019 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Kura Oncology (KURA) 10.5 $104M 5.3M 19.69
Xencor (XNCR) 9.7 $96M 2.3M 40.93
Argenx Se (ARGX) 8.3 $82M 581k 141.58
Fibrogen 8.2 $81M 1.8M 45.18
Crispr Therapeutics (CRSP) 7.7 $76M 1.6M 47.10
Spark Therapeutics 6.3 $63M 614k 102.38
Mirati Therapeutics 6.2 $62M 598k 103.00
Dicerna Pharmaceuticals 5.3 $52M 3.3M 15.75
Ironwood Pharmaceuticals (IRWD) 5.2 $51M 4.7M 10.94
Morphic Hldg (MORF) 4.5 $45M 2.3M 19.82
Ultragenyx Pharmaceutical (RARE) 3.2 $32M 498k 63.50
Prevail Therapeutics Ord 3.2 $32M 2.4M 13.20
Atreca Inc Cl A (BCEL) 2.8 $28M 1.5M 18.84
Chiasma 2.3 $23M 3.0M 7.47
Harpoon Therapeutics 1.8 $18M 1.3M 13.00
Gossamer Bio (GOSS) 1.7 $17M 772k 22.18
ArQule 1.4 $14M 1.3M 11.01
Eiger Biopharmaceuticals 1.2 $12M 1.1M 10.60
Arcus Biosciences Incorporated (RCUS) 1.2 $12M 1.5M 7.92
Unity Biotechnology 1.0 $9.9M 1.0M 9.50
Cyclerion Therapeutics 0.9 $8.9M 776k 11.45
Prothena (PRTA) 0.8 $7.6M 723k 10.57
Rubius Therapeutics 0.7 $7.3M 463k 15.73
Assembly Biosciences 0.7 $6.7M 498k 13.49
Surface Oncology 0.7 $6.5M 2.3M 2.82
Mersana Therapeutics 0.6 $5.6M 1.4M 4.05
Curis 0.6 $5.5M 3.0M 1.86
Aquinox Pharmaceuticals 0.5 $5.3M 2.3M 2.36
Rhythm Pharmaceuticals (RYTM) 0.5 $4.9M 223k 22.00
Solid Biosciences 0.5 $4.8M 827k 5.75
Ngm Biopharmaceuticals 0.5 $4.6M 317k 14.64
Kezar Life Sciences 0.5 $4.5M 583k 7.71
Aduro Biotech 0.3 $2.7M 1.8M 1.54
Vericel (VCEL) 0.2 $2.5M 131k 18.89
Syros Pharmaceuticals 0.2 $2.3M 249k 9.26
Regulus Therapeutics 0.1 $1.4M 1.1M 1.25
Gamida Cell 0.0 $265k 52k 5.08
Tcr2 Therapeutics Inc cs 0.0 $231k 16k 14.34