EcoR1 Capital, LLC Quant / Systematic

Location: San Francisco, CA

CIK: 0001587114 · Show all filings

Period: Q2 2021 (← Previous) (Next →)

Filing Date: Aug 16, 2021

Total Value: $2.676B (100.0% shares, 0.0% debt)

Holdings (72)

PRTA PROTHENA CORP PLC 21.7%
Value $580M Shares 11,284,280 Est. Cost $10.98 Unrealized +184.0%
MORPHIC HLDG INC 8.5%
Value $227M Shares 3,951,566 Est. Cost $29.75 Unrealized
ANAB ANAPTYSBIO INC 7.3%
Value $195M Shares 7,521,024 Est. Cost $23.15 Unrealized +3.5%
XNCR XENCOR INC 6.3%
Value $169M Shares 4,906,106 Est. Cost $34.08 Unrealized +16.3%
RLAY RELAY THERAPEUTICS INC 6.1%
Value $164M Shares 4,487,776 Est. Cost $37.18 Unrealized -11.4%
NUVB NUVATION BIO INC 4.8%
Value $128M Shares 13,711,517 Est. Cost $11.19 Unrealized +1.9%
STTK SHATTUCK LABS INC 3.6%
Value $96.2M Shares 3,318,410 Est. Cost $31.39 Unrealized -6.9%
RCUS ARCUS BIOSCIENCES INC 3.4%
Value $91.59M Shares 3,335,247 Est. Cost $26.10 Unrealized +9.4%
ALEC ALECTOR INC 3.3%
Value $88.37M Shares 4,242,634 Est. Cost $18.72 Unrealized +0.7%
SPRY SILVERBACK THERAPEUTICS INC 3.0%
Value $80.87M Shares 2,618,036 Est. Cost $33.36 Unrealized -3.9%
KURA KURA ONCOLOGY INC 2.9%
Value $77.66M Shares 3,724,437 Est. Cost $22.14 Unrealized +12.1%
MIRATI THERAPEUTICS INC 2.8%
Value $75M Shares 464,298 Est. Cost $97.40 Unrealized
ORIC ORIC PHARMACEUTICALS INC 2.0%
Value $54.7M Shares 3,092,218 Est. Cost $31.45 Unrealized -30.3%
NRIX NURIX THERAPEUTICS INC 2.0%
Value $52.21M Shares 1,967,950 Est. Cost $29.56 Unrealized -0.7%
RNAM AVIDITY BIOSCIENCES INC 1.9%
Value $51.99M Shares 2,103,950 Est. Cost $28.83 Unrealized -19.3%
JANX JANUX THERAPEUTICS INC 1.3%
Value $35.23M Shares 1,411,975 Est. Cost $22.27 Unrealized 0.0%
SOLID BIOSCIENCES INC 1.3%
Value $33.68M Shares 9,202,702 Est. Cost $7.31 Unrealized
GRITSTONE BIO INC 1.2%
Value $31.24M Shares 3,421,287 Est. Cost $3.94 Unrealized
TRANSLATE BIO INC 1.1%
Value $28.89M Shares 1,048,976 Est. Cost $21.25 Unrealized
ITEOS THERAPEUTICS INC 1.0%
Value $26.57M Shares 1,035,864 Est. Cost $25.40 Unrealized
EWTX EDGEWISE THERAPEUTICS INC 1.0%
Value $26.11M Shares 1,224,175 Est. Cost $32.43 Unrealized -15.7%
KYMR KYMERA THERAPEUTICS INC 0.9%
Value $25.19M Shares 519,416 Est. Cost $40.93 Unrealized +6.1%
DSGN DESIGN THERAPEUTICS INC 0.9%
Value $25.06M Shares 1,260,019 Est. Cost $30.57 Unrealized -17.4%
AKOUOS INC 0.9%
Value $24.8M Shares 1,975,984 Est. Cost $22.50 Unrealized
ARVN ARVINAS INC 0.9%
Value $24.77M Shares 321,724 Est. Cost $76.50 Unrealized -9.3%
OVID OVID THERAPEUTICS INC 0.9%
Value $23.78M Shares 6,082,200 Est. Cost $3.32 Unrealized +18.8%
NEOLEUKIN THERAPEUTICS INC 0.8%
Value $21.77M Shares 2,358,804 Est. Cost $7.28 Unrealized
ACIU AC IMMUNE SA 0.8%
Value $21M Shares 2,648,163 Est. Cost $5.79 Unrealized +19.3%
ATRECA INC 0.8%
Value $20.68M Shares 2,426,685 Est. Cost $17.34 Unrealized
CNTA CENTESSA PHARMACEUTICALS PLC 0.6%
Value $16.76M Shares 754,545 Est. Cost $22.21 Unrealized
CHINOOK THERAPEUTICS INC 0.5%
Value $13.15M Shares 931,650 Est. Cost $15.86 Unrealized
ZNTL ZENTALIS PHARMACEUTICALS INC 0.4%
Value $10.64M Shares 200,000 Est. Cost $53.56 Unrealized 0.0%
CRVS CORVUS PHARMACEUTICALS INC 0.4%
Value $9.557M Shares 3,579,377 Est. Cost $2.75 Unrealized 0.0%
KRONOS BIO INC 0.3%
Value $9.277M Shares 387,357 Est. Cost $29.87 Unrealized
BCTG ACQUISITION CORP 0.3%
Value $9.104M Shares 800,000 Est. Cost $10.36 Unrealized
NUVATION BIO INC 0.3%
Value $8.969M Shares 963,333 Est. Cost $10.45 Unrealized
ALLOVIR INC 0.3%
Value $8.824M Shares 447,012 Est. Cost $27.50 Unrealized
CCCC C4 THERAPEUTICS INC 0.3%
Value $7.568M Shares 200,000 Est. Cost $29.00 Unrealized +23.5%
CYCLERION THERAPEUTICS INC 0.2%
Value $6.264M Shares 1,606,276 Est. Cost $5.17 Unrealized
VERVE THERAPEUTICS INC 0.2%
Value $6.025M Shares 100,000 Est. Cost $60.25 Unrealized
SYROS PHARMACEUTICALS INC 0.2%
Value $5.45M Shares 1,000,000 Est. Cost $10.85 Unrealized
JIYA ACQUISITION CORP 0.2%
Value $4.97M Shares 500,000 Est. Cost $10.30 Unrealized
ALPINE IMMUNE SCIENCES INC 0.2%
Value $4.704M Shares 522,635 Est. Cost $8.79 Unrealized
DYN DYNE THERAPEUTICS INC 0.2%
Value $4.524M Shares 215,000 Est. Cost $21.96 Unrealized -14.4%
HEALTH SCIENCES ACQ CORP 2 0.2%
Value $4.08M Shares 400,000 Est. Cost $11.00 Unrealized
MAGENTA THERAPEUTICS INC 0.1%
Value $3.588M Shares 366,867 Est. Cost $11.84 Unrealized
IGM BIOSCIENCES INC 0.1%
Value $3.164M Shares 38,030 Est. Cost $83.20 Unrealized
ODONATE THERAPEUTICS INC 0.1%
Value $2.901M Shares 831,200 Est. Cost $3.49 Unrealized
NGM BIOPHARMACEUTICALS INC 0.1%
Value $2.831M Shares 143,567 Est. Cost $30.29 Unrealized
FORMA THERAPEUTICS HLDGS INC 0.1%
Value $2.629M Shares 105,638 Est. Cost $24.89 Unrealized
BOLT BIOTHERAPEUTICS INC 0.1%
Value $2.319M Shares 150,000 Est. Cost $32.91 Unrealized
BCAB BIOATLA INC 0.1%
Value $2.119M Shares 50,000 Est. Cost $33.43 Unrealized +35.2%
BCLS ACQUISITION CORP 0.1%
Value $2.106M Shares 200,000 Est. Cost $11.14 Unrealized
MLTX HELIX ACQUISITION CORP 0.1%
Value $2.07M Shares 200,000 Est. Cost $11.37 Unrealized
5 01 ACQUISITION CORP 0.1%
Value $1.994M Shares 200,000 Est. Cost $10.17 Unrealized
CONSONANCE HFW ACQUISITION C 0.1%
Value $1.987M Shares 200,000 Est. Cost $9.94 Unrealized
EUCRATES BIOMEDICAL ACQU COR 0.1%
Value $1.969M Shares 200,000 Est. Cost $9.98 Unrealized
FRAZIER LIFESCIENCES ACQU CO 0.1%
Value $1.957M Shares 200,495 Est. Cost $9.76 Unrealized
PMVP PMV PHARMACEUTICALS INC 0.1%
Value $1.708M Shares 50,000 Est. Cost $36.80 Unrealized -9.2%
ARYA SCIENCES ACQU CORP IV 0.1%
Value $1.608M Shares 150,000 Est. Cost $10.47 Unrealized
REPARE THERAPEUTICS INC 0.1%
Value $1.559M Shares 50,000 Est. Cost $31.02 Unrealized
FS DEVELOPMENT CORP II 0.1%
Value $1.497M Shares 150,000 Est. Cost $9.96 Unrealized
MGTX MEIRAGTX HLDGS PLC 0.1%
Value $1.47M Shares 94,819 Est. Cost $16.89 Unrealized -15.4%
CAREMAX INC 0.0%
Value $1.29M Shares 100,000 Est. Cost $12.90 Unrealized
TURMERIC ACQUISITION CORP 0.0%
Value $989K Shares 100,000 Est. Cost $9.77 Unrealized
CONSONANCE HFW ACQUISITION C 0.0%
Value $662K Shares 66,665 Est. Cost $9.93 Unrealized
EUCRATES BIOMEDICAL ACQU COR 0.0%
Value $656K Shares 66,666 Est. Cost $9.98 Unrealized
FRAZIER LIFESCIENCES ACQU CO 0.0%
Value $651K Shares 66,665 Est. Cost $9.77 Unrealized
KINNATE BIOPHARMA INC 0.0%
Value $582K Shares 25,000 Est. Cost $39.80 Unrealized
OMEGA ALPHA SPAC 0.0%
Value $498K Shares 50,000 Est. Cost $9.90 Unrealized
F-STAR THERAPEUTICS INC 0.0%
Value $395K Shares 46,000 Est. Cost $10.83 Unrealized
TURMERIC ACQUISITION CORP 0.0%
Value $330K Shares 33,333 Est. Cost $9.78 Unrealized