EcoR1 Capital, LLC Quant / Systematic

CIK: 0001587114 · Show all filings

Period: Q2 2022 (← Previous) (Next →)

Filing Date: Aug 15, 2022

Total Value ($000): $2,897,047 (100.0% shares, 0.0% debt)

Holdings (80)

PRTA PROTHENA CORP PLC 10.9%
Value ($000) $314,513 Shares 11,584,280 Est. Cost $11.63 Unrealized +151.5%
APLS APELLIS PHARMACEUTICALS INC 8.1%
Value ($000) $234,395 Shares 5,183,431 Est. Cost $40.43 Unrealized +12.8%
SRPT SAREPTA THERAPEUTICS INC 7.4%
Value ($000) $214,996 Shares 2,868,145 Est. Cost $75.74 Unrealized -2.9%
SEAGEN INC 6.2%
Value ($000) $178,467 Shares 1,008,628 Est. Cost $176.94 Unrealized
GLPG GALAPAGOS NV 6.2%
Value ($000) $178,420 Shares 3,197,500 Est. Cost $55.99 Unrealized
ANAB ANAPTYSBIO INC 5.3%
Value ($000) $152,677 Shares 7,521,024 Est. Cost $23.15 Unrealized -4.3%
XNCR XENCOR INC 5.0%
Value ($000) $144,580 Shares 5,282,416 Est. Cost $33.50 Unrealized -26.4%
ARVN ARVINAS INC 4.5%
Value ($000) $131,460 Shares 3,123,300 Est. Cost $59.39 Unrealized -15.5%
KURA KURA ONCOLOGY INC 4.2%
Value ($000) $121,681 Shares 6,638,371 Est. Cost $18.76 Unrealized -23.3%
MORPHIC HLDG INC 3.0%
Value ($000) $85,749 Shares 3,951,566 Est. Cost $29.75 Unrealized
ACAD ACADIA PHARMACEUTICALS INC 2.9%
Value ($000) $84,420 Shares 5,991,479 Est. Cost $22.11 Unrealized -15.5%
ZLAB ZAI LAB LT 2.9%
Value ($000) $84,338 Shares 2,431,885 Est. Cost $43.18 Unrealized
RVMD REVOLUTION MEDICINES INC 2.9%
Value ($000) $83,380 Shares 4,278,069 Est. Cost $20.15 Unrealized -3.4%
RLAY RELAY THERAPEUTICS INC 2.2%
Value ($000) $62,369 Shares 3,723,541 Est. Cost $28.76 Unrealized -25.5%
REATA PHARMACEUTICALS INC 2.1%
Value ($000) $60,039 Shares 1,975,611 Est. Cost $32.76 Unrealized
ALLO ALLOGENE THERAPEUTICS INC 1.8%
Value ($000) $51,165 Shares 4,488,200 Est. Cost $8.88 Unrealized 0.0%
ARGX ARGENX SE 1.6%
Value ($000) $47,360 Shares 125,000 Est. Cost $315.31 Unrealized
2SEVENTY BIO INC 1.6%
Value ($000) $46,146 Shares 3,495,943 Est. Cost $21.76 Unrealized
NUVB NUVATION BIO INC 1.6%
Value ($000) $45,025 Shares 13,896,543 Est. Cost $11.16 Unrealized -60.9%
AVIR ATEA PHARMACEUTICALS INC 1.6%
Value ($000) $45,019 Shares 6,340,639 Est. Cost $14.25 Unrealized -52.1%
CEREVEL THERAPEUTICS HLDNG I 1.5%
Value ($000) $43,527 Shares 1,646,260 Est. Cost $35.01 Unrealized
ALEC ALECTOR INC 1.4%
Value ($000) $41,215 Shares 4,056,548 Est. Cost $19.56 Unrealized -49.0%
RNAM AVIDITY BIOSCIENCES INC 1.4%
Value ($000) $40,096 Shares 2,759,505 Est. Cost $27.15 Unrealized -45.2%
DSGN DESIGN THERAPEUTICS INC 1.3%
Value ($000) $36,878 Shares 2,634,178 Est. Cost $22.94 Unrealized -41.1%
VYGR VOYAGER THERAPEUTICS INC 1.0%
Value ($000) $28,096 Shares 4,753,907 Est. Cost $3.51 Unrealized
CRNX CRINETICS PHARMACEUTICALS IN 0.9%
Value ($000) $24,809 Shares 1,330,263 Est. Cost $22.08 Unrealized -9.6%
GERN GERON CORP 0.8%
Value ($000) $21,962 Shares 14,168,988 Est. Cost $1.11 Unrealized +26.7%
ARQT ARCUTIS BIOTHERAPEUTICS INC 0.7%
Value ($000) $19,083 Shares 895,503 Est. Cost $16.92 Unrealized +21.3%
EWTX EDGEWISE THERAPEUTICS INC 0.6%
Value ($000) $18,784 Shares 2,359,808 Est. Cost $23.14 Unrealized -67.3%
JANX JANUX THERAPEUTICS INC 0.6%
Value ($000) $17,354 Shares 1,421,319 Est. Cost $22.27 Unrealized -46.8%
VTYX VENTYX BIOSCIENCES INC 0.5%
Value ($000) $15,899 Shares 1,300,000 Est. Cost $18.95 Unrealized -21.1%
EXEL EXELIXIS INC 0.5%
Value ($000) $15,823 Shares 760,000 Est. Cost $19.53 Unrealized +5.5%
ORIC ORIC PHARMACEUTICALS INC 0.5%
Value ($000) $15,313 Shares 3,418,068 Est. Cost $30.24 Unrealized -86.8%
CGEM CULLINAN ONCOLOGY INC 0.5%
Value ($000) $14,998 Shares 1,169,889 Est. Cost $11.34 Unrealized 0.0%
INCY INCYTE CORP 0.5%
Value ($000) $13,886 Shares 182,783 Est. Cost $75.93 Unrealized 0.0%
OVID OVID THERAPEUTICS INC 0.5%
Value ($000) $13,152 Shares 6,117,400 Est. Cost $3.32 Unrealized -27.2%
CHINOOK THERAPEUTICS INC 0.4%
Value ($000) $12,068 Shares 690,000 Est. Cost $16.36 Unrealized
GRACELL BIOTECHNOLOGIES INC 0.4%
Value ($000) $10,567 Shares 1,921,310 Est. Cost $2.93 Unrealized
TNGX TANGO THERAPEUTICS INC 0.4%
Value ($000) $10,428 Shares 2,302,065 Est. Cost $8.02 Unrealized -24.5%
AKOUOS INC 0.3%
Value ($000) $9,267 Shares 1,975,984 Est. Cost $22.50 Unrealized
HOOKIPA PHARMA INC 0.3%
Value ($000) $8,150 Shares 5,000,000 Est. Cost $2.28 Unrealized
PRECISION BIOSCIENCES INC 0.3%
Value ($000) $8,058 Shares 5,035,971 Est. Cost $1.60 Unrealized
SURFACE ONCOLOGY INC 0.3%
Value ($000) $7,631 Shares 4,653,000 Est. Cost $2.94 Unrealized
NGM BIOPHARMACEUTICALS INC 0.2%
Value ($000) $6,937 Shares 541,108 Est. Cost $15.25 Unrealized
FRAZIER LIFESCIENCES ACQU CO 0.2%
Value ($000) $5,800 Shares 587,615 Est. Cost $9.80 Unrealized
ITEOS THERAPEUTICS INC 0.2%
Value ($000) $5,768 Shares 279,999 Est. Cost $21.93 Unrealized
JIYA ACQUISITION CORP 0.2%
Value ($000) $4,940 Shares 500,000 Est. Cost $10.30 Unrealized
ALIGOS THERAPEUTICS INC 0.2%
Value ($000) $4,778 Shares 3,948,360 Est. Cost $2.37 Unrealized
SELECTA BIOSCIENCES INC 0.2%
Value ($000) $4,585 Shares 3,500,000 Est. Cost $1.31 Unrealized
AVEO PHARMACEUTICALS INC 0.1%
Value ($000) $4,248 Shares 647,489 Est. Cost $6.56 Unrealized
HEALTH SCIENCES ACQ CORP 2 0.1%
Value ($000) $3,984 Shares 400,000 Est. Cost $11.00 Unrealized
ERAS ERASCA INC 0.1%
Value ($000) $3,779 Shares 678,441 Est. Cost $20.63 Unrealized -68.3%
GRAPHITE BIO INC 0.1%
Value ($000) $3,196 Shares 1,162,179 Est. Cost $9.17 Unrealized
NUVATION BIO INC 0.1%
Value ($000) $3,121 Shares 963,333 Est. Cost $10.45 Unrealized
CLDX CELLDEX THERAPEUTICS INC NEW 0.1%
Value ($000) $3,106 Shares 115,200 Est. Cost Unrealized
SPRY SILVERBACK THERAPEUTICS INC 0.1%
Value ($000) $2,440 Shares 575,359 Est. Cost $20.59 Unrealized -83.1%
TEMPEST THERAPEUTICS INC 0.1%
Value ($000) $2,217 Shares 1,031,268 Est. Cost $2.15 Unrealized
KINNATE BIOPHARMA INC 0.1%
Value ($000) $2,207 Shares 175,000 Est. Cost $25.42 Unrealized
EUCRATES BIOMEDICAL ACQU COR 0.1%
Value ($000) $1,980 Shares 200,000 Est. Cost $9.98 Unrealized
BCLS ACQUISITION CORP 0.1%
Value ($000) $1,980 Shares 200,000 Est. Cost $11.14 Unrealized
5 01 ACQUISITION CORP 0.1%
Value ($000) $1,980 Shares 200,000 Est. Cost $10.17 Unrealized
VERVE THERAPEUTICS INC 0.1%
Value ($000) $1,507 Shares 98,593 Est. Cost $60.25 Unrealized
DYN DYNE THERAPEUTICS INC 0.1%
Value ($000) $1,477 Shares 215,000 Est. Cost $21.96 Unrealized -68.6%
ARYA SCIENCES ACQU CORP IV 0.1%
Value ($000) $1,472 Shares 150,000 Est. Cost $10.47 Unrealized
OLMA OLEMA PHARMACEUTICALS INC 0.0%
Value ($000) $1,440 Shares 353,701 Est. Cost $3.17 Unrealized 0.0%
MERSANA THERAPEUTICS INC 0.0%
Value ($000) $1,437 Shares 310,960 Est. Cost $3.99 Unrealized
CNTA CENTESSA PHARMACEUTICALS PLC 0.0%
Value ($000) $1,424 Shares 292,320 Est. Cost $20.63 Unrealized
ADVERUM BIOTECHNOLOGIES INC 0.0%
Value ($000) $1,256 Shares 1,046,700 Est. Cost $1.76 Unrealized
KRONOS BIO INC 0.0%
Value ($000) $1,189 Shares 326,780 Est. Cost $29.87 Unrealized
TURMERIC ACQUISITION CORP 0.0%
Value ($000) $993 Shares 100,000 Est. Cost $9.77 Unrealized
EUCRATES BIOMEDICAL ACQU COR 0.0%
Value ($000) $660 Shares 66,666 Est. Cost $9.90 Unrealized
FRAZIER LIFESCIENCES ACQU CO 0.0%
Value ($000) $658 Shares 66,665 Est. Cost $9.77 Unrealized
PARDES BIOSCIENCES INC 0.0%
Value ($000) $614 Shares 200,000 Est. Cost $16.37 Unrealized
PRAXIS PRECISION MEDICINES I 0.0%
Value ($000) $515 Shares 210,100 Est. Cost $2.45 Unrealized
OMEGA ALPHA SPAC 0.0%
Value ($000) $493 Shares 50,000 Est. Cost $9.90 Unrealized
EVELO BIOSCIENCES INC 0.0%
Value ($000) $423 Shares 200,417 Est. Cost $2.11 Unrealized
CAREMAX INC 0.0%
Value ($000) $363 Shares 100,000 Est. Cost $12.90 Unrealized
TURMERIC ACQUISITION CORP 0.0%
Value ($000) $331 Shares 33,333 Est. Cost $9.78 Unrealized
BOLT BIOTHERAPEUTICS INC 0.0%
Value ($000) $306 Shares 150,000 Est. Cost $32.91 Unrealized
SRZNW SURROZEN INC 0.0%
Value ($000) $200 Shares 66,665 Est. Cost $7.07 Unrealized