EcoR1 Capital LLC

EcoR1 Capital LLC latest Q4_2020 13F filings reported $1,797,231,000 in market value on this 2021-02-16 report date . The portfolio quarterly return is 29.68%. This fund has 63 securities concentrations of 100% weights.

EcoR1 Capital LLC largest holding is Xencor Inc. with weight of 11.04% and $198,389,000 in market value. The portfolio return is computed based on the amount invested in the new quarter. The following shows the portfolio details.

Portfolio Performance History

FILE DATEREPORT PERIODQTR YEARFILE TYPENOS. OF STOCKSREPORTED VALUERETURN
2021-02-162020-12-31Q4_202013F-HR63$1,797,231,00029.68%

Portfolio Details

Stock NameTickersValueCurrent Value (x1000)Change Value %WeightComputed PriceShares Change %Current Shares
XENCOR INCXNCRINCR$198,38912.48%11.04%$43.63-100.00%4,547,072
RELAY THERAPEUTICS INCRLAYDECR$133,019-2.42%7.40%$41.560.00%3,200,649
SHATTUCK LABS INCSTTKBUY$128,7640.00%7.16%$52.410.00%2,456,854
SILVERBACK THERAPEUTICS INCORPORATED USD0.0001SBTXBUY$117,4090.00%6.53%$46.340.00%2,533,635
PROTHENA CORP PLCPRTAINCR$113,21420.22%6.30%$12.01-100.00%9,426,640
ORIC PHARMACEUTICALS INCORICINCR$104,67258.40%5.82%$33.85-82.97%3,092,218
MIRATI THERAPEUTICS INCMRTXINCR$101,97832.27%5.67%$219.64-100.00%464,298
MORPHIC HLDG INCMORFINCR$95,27822.71%5.30%$33.55-100.00%2,839,884
ANAPTYSBIO INCANABINCR$69,30145.76%3.86%$21.50-100.00%3,223,324
SOLID BIOSCIENCES INCSLDBBUY$60,4710.00%3.36%$7.580.00%7,977,702
KURA ONCOLOGY INCKURADECR$57,907-58.99%3.22%$32.66-161.53%1,773,037
ARCUS BIOSCIENCES INCRCUSINCR$57,00583.75%3.17%$25.96-78.68%2,195,892
AVIDITY BIOSCIENCES INCRNADECR$53,693-9.34%2.99%$25.520.00%2,103,950
NURIX THERAPEUTICS INCNRIXINCR$50,76721.98%2.82%$32.88-70.49%1,544,019
NEOLEUKIN THERAPEUTICS INCNLTXDECR$44,030-5.02%2.45%$14.10-119.16%3,122,704
AKOUOS INCDECR$39,184-13.29%2.18%$19.830.00%1,975,984
ATRECA INCBCELINCR$39,19115.60%2.18%$16.15-100.00%2,426,685
APPLIED MOLECULAR TRANS INCAMTIDECR$35,386-3.30%1.97%$30.770.00%1,150,000
GERON CORPGERNDECR$30,114-10.01%1.68%$1.59-101.51%18,939,925
GOSSAMER BIO INCDECR$27,175-12.36%1.51%$0.910.00%30,000,000
CHINOOK THERAPEUTICS INCKDNYBUY$19,8250.00%1.10%$15.860.00%1,250,001
ALLOVIR INCALVRINCR$17,18339.78%0.96%$38.44-100.00%447,012
GRITSTONE ONCOLOGY INCGRTSBUY$13,4800.00%0.75%$3.940.00%3,421,287
AC IMMUNE SAACIUBUY$12,4610.00%0.69%$5.170.00%2,410,240
KRONOS BIO INCKRONBUY$11,5700.00%0.64%$29.870.00%387,357
SYROS PHARMACEUTICALS INCSYRSBUY$10,8500.00%0.60%$10.850.00%1,000,000
VINCERA PHARMA INCVINCBUY$10,0470.00%0.56%$20.910.00%480,505
ACLARIS THERAPEUTICS INCACRSINCR$9,768148.23%0.54%$6.47-101.40%1,509,812
ALPINE IMMUNE SCIENCES INCALPNINCR$9,34043.34%0.52%$12.60-100.00%741,290
BCTG ACQUISITION CORPBCTGINCR$9,15210.42%0.51%$11.44-100.00%800,000
iTeos Therapeutics, Inc.ITOSINCR$8,79337.09%0.49%$33.82-100.00%260,000
DEERFIELD HEALTHCARE TECH ACDFHTBUY$7,5130.00%0.42%$15.600.00%481,600
C4 THERAPEUTICS INCCCCCBUY$6,6260.00%0.37%$33.130.00%200,000
CEREVEL THERAPEUTICS HLDNG ICEREBUY$6,6320.00%0.37%$16.580.00%400,000
KYMERA THERAPEUTICS INCKYMRINCR$6,20091.89%0.34%$62.00-100.00%100,000
LOGICBIO THERAPEUTICS INCLOGCBUY$5,9130.00%0.33%$7.630.00%775,000
HEALTH SCIENCES ACQ CORP 2HSAQBUY$5,1240.00%0.29%$12.810.00%400,000
JIYA ACQUISITION CORPJYACBUY$5,1500.00%0.29%$10.300.00%500,000
PANACEA ACQUISITION CORPINCR$4,9776.35%0.28%$12.76-100.00%390,000
CYCLERION THERAPEUTICS INCCYCNDECR$4,915-70.52%0.27%$3.06-141.43%1,606,276
GALAPAGOS NV SPON ADRGLPGBUY$4,6190.00%0.26%$98.980.00%46,666
DYNE THERAPEUTICS INCDYNINCR$4,5154.01%0.25%$21.00-100.00%215,000
NGM BIOPHARMACEUTICALS INCNGMBUY$4,3490.00%0.24%$30.290.00%143,567
CODIAK BIOSCIENCES INCCDAKBUY$3,7210.00%0.21%$32.300.00%115,195
PMV PHARMACEUTICALS INCPMVPINCR$3,07673.30%0.17%$61.52-100.00%50,000
VINCERA PHARMA INCVINCWBUY$3,1370.00%0.17%$20.910.00%150,000
GOSSAMER BIO INCGOSSBUY$2,8450.00%0.16%$9.670.00%294,221
METACRINE INCMTCRDECR$2,620-23.01%0.15%$7.860.00%333,332
HELIX ACQUISITION CORPHLXABUY$2,2740.00%0.13%$11.370.00%200,000
BCLS ACQUISITION CORPBLSABUY$2,2280.00%0.12%$11.140.00%200,000
CONSONANCE HFW ACQUISITION CCHFW/UBUY$2,0940.00%0.12%$10.470.00%200,000
EUCRATES BIOMEDICAL ACQU COREUCRUBUY$2,1320.00%0.12%$10.660.00%200,000
FRAZIER LIFESCIENCES ACQU COFLACUBUY$2,0760.00%0.12%$10.380.00%200,000
LIFESCI ACQUISITION II CORPLSAQBUY$2,1340.00%0.12%$10.670.00%200,000
5 01 ACQUISITION CORPFVAMBUY$2,0340.00%0.11%$10.170.00%200,000
SUTRO BIOPHARMA INCSTRODECR$2,028-93.52%0.11%$21.71-197.00%93,416
Repare Therapeutics, Inc.RPTXINCR$1,71511.44%0.10%$34.30-100.00%50,000
BIOATLA INCBCABBUY$1,7010.00%0.09%$34.020.00%50,000
DEERFIELD HEALTHCARE TECH ACBUY$1,5600.00%0.09%$15.600.00%100,000
MEIRAGTX HLDGS PLCMGTXINCR$1,43614.42%0.08%$15.14-100.00%94,819
KINNATE BIOPHARMA INCKNTEBUY$9950.00%0.06%$39.800.00%25,000
TURMERIC ACQUISITION CORPTMPMUBUY$1,0270.00%0.06%$10.270.00%100,000
SURFACE ONCOLOGY INCSURFDECR$449-98.05%0.02%$9.25-198.54%48,558
CONSTELLATION PHARMCETICLS ICNSTSOLD$00.00%-100.00%$0.000.00%0
DEERFIELD HEALTHCARE TECH ACDFHTUSOLD$00.00%-100.00%$0.000.00%0
EXICURE INCXCURSOLD$00.00%-100.00%$0.000.00%0
FIVE PRIME THERAPEUTICS INCFPRXSOLD$00.00%-100.00%$0.000.00%0
FS DEV CORPGMTXSOLD$00.00%-100.00%$0.000.00%0
GLYCOMIMETICS INCGLYCSOLD$00.00%-100.00%$0.000.00%0
IRONWOOD PHARMACEUTICALS INCIRWDSOLD$00.00%-100.00%$0.000.00%0
LIFESCI ACQUISITION CORPSOLD$00.00%-100.00%$0.000.00%0
ROYALTY PHARMA PLCRPRXSOLD$00.00%-100.00%$0.000.00%0
SAVARA INCSVRASOLD$00.00%-100.00%$0.000.00%0
UNITY BIOTECHNOLOGY INCUBXSOLD$00.00%-100.00%$0.000.00%0
XOMA CORP DELXOMASOLD$00.00%-100.00%$0.000.00%0