EcoR1 Capital

EcoR1 Capital as of Sept. 30, 2023

Portfolio Holdings for EcoR1 Capital

EcoR1 Capital holds 49 positions in its portfolio as reported in the September 2023 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Prothena Corp SHS (PRTA) 18.9 $559M 12M 48.25
Apellis Pharmaceuticals (APLS) 14.9 $443M 12M 38.04
Mirati Therapeutics 8.4 $250M 5.7M 43.56
Galapagos Nv Spon Adr (GLPG) 6.7 $199M 5.8M 34.55
Revolution Medicines (RVMD) 5.2 $155M 5.6M 27.68
Anaptysbio Inc Common (ANAB) 4.6 $135M 7.5M 17.96
ACADIA Pharmaceuticals (ACAD) 4.2 $125M 6.0M 20.84
Arvinas Ord (ARVN) 3.6 $107M 5.5M 19.64
Xencor (XNCR) 3.6 $106M 5.3M 20.15
Tango Therapeutics (TNGX) 3.3 $98M 8.7M 11.26
Zymeworks Del (ZYME) 2.9 $85M 13M 6.34
Springworks Therapeutics (SWTX) 2.7 $80M 3.5M 23.12
Kura Oncology (KURA) 1.8 $53M 5.8M 9.12
Jazz Pharmaceuticals Shs Usd (JAZZ) 1.6 $48M 368k 129.44
Crinetics Pharmaceuticals In (CRNX) 1.5 $46M 1.5M 29.74
Centessa Pharmaceuticals Sponsored Ads (CNTA) 1.2 $36M 5.6M 6.47
Relay Therapeutics (RLAY) 1.2 $35M 4.2M 8.41
Morphic Hldg (MORF) 1.1 $34M 1.5M 22.91
Voyager Therapeutics (VYGR) 1.0 $30M 3.9M 7.75
Neumora Therapeutics Com Added (NMRA) 1.0 $29M 2.1M 14.11
Alector (ALEC) 0.9 $26M 4.1M 6.48
Nuvation Bio Com Cl A (NUVB) 0.9 $26M 19M 1.34
Mersana Therapeutics (MRSN) 0.8 $25M 19M 1.27
Ovid Therapeutics (OVID) 0.8 $24M 6.1M 3.84
Graphite Bio 0.7 $21M 8.5M 2.48
Atea Pharmaceuticals (AVIR) 0.7 $21M 7.0M 3.00
Oric Pharmaceuticals (ORIC) 0.7 $21M 3.4M 6.05
Edgewise Therapeutics (EWTX) 0.7 $20M 3.5M 5.73
Third Harmonic Bio (THRD) 0.6 $19M 3.0M 6.39
Acelyrin (SLRN) 0.5 $14M 1.4M 10.17
Allogene Therapeutics (ALLO) 0.5 $14M 4.5M 3.17
Tscan Therapeutics (TCRX) 0.4 $13M 5.0M 2.56
Deciphera Pharmaceuticals (DCPH) 0.4 $13M 993k 12.72
Generation Bio (GBIO) 0.3 $7.8M 2.0M 3.79
Gossamer Bio (GOSS) 0.3 $7.7M 9.2M 0.83
Phathom Pharmaceuticals (PHAT) 0.2 $7.3M 700k 10.37
Ngm Biopharmaceuticals (NGM) 0.2 $6.9M 6.4M 1.07
Prime Medicine (PRME) 0.2 $5.7M 600k 9.54
Proqr Thrapeutics N V Shs Euro (PRQR) 0.1 $3.9M 3.0M 1.30
Prelude Therapeutics (PRLD) 0.1 $3.6M 1.2M 3.09
Aligos Therapeutics (ALGS) 0.1 $2.9M 3.9M 0.75
Hookipa Pharma Inc equity (HOOK) 0.1 $2.8M 4.6M 0.62
Aeglea Biotherapeutics Com New Added (SYRE) 0.1 $2.4M 200k 12.25
Allakos (ALLK) 0.1 $1.7M 749k 2.27
Nuvation Bio *w Exp 07/07/202 (NUVB.WS) 0.0 $1.3M 963k 1.34
Newamsterdam Pharma Company *w Exp 11/22/202 (NAMSW) 0.0 $617k 67k 9.25
Tempest Therapeutics (TPST) 0.0 $284k 931k 0.30
Caremax *w Exp 06/08/202 (CMAXW) 0.0 $212k 100k 2.12
Surrozen *w Exp 08/01/203 (SRZNW) 0.0 $33k 67k 0.49