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Citadel Advisors LLC

Q1 2021 Holdings

Filed 2021-05-17 | 16138 holdings | $407.6M | 13F-HR/A | View on SEC ↗ · Holdings Table ↗

Amended (2021-05-21) | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↑Shares% Portfolio
Emagin Corp(EMGA)COM NEW29076N206$6818,1270.0%
Exicure Inc(XCUR)COM30205M101$6831,0670.0%
Fangdd Network Group LTDSPONSORED ADS30712L109$6810,7670.0%
Research Frontiers Inc(REFR)CallCOM760911107$6823,8000.0%
Apollo Endosurgery Inc(HQ8F)PutCOM03767D108$6812,4000.0%
Mercurity Fintech Holding inSPONSORED ADS58936H109$6810,0920.0%
Carrols Restaurant Group Inc(TASTUSD)PutCOM14574X104$6811,4000.0%
Abeona Therapeutics Inc(ABEO1EUR)CallCOM00289Y107$6836,0000.0%
Hudson Executive Invs Corp I*W EXP 01/31/202443760111$6887,5000.0%
Recro Pharma IncPutCOM75629F109$6924,6000.0%
Enable Midstream Partners LPCOM UNIT RP IN292480100$6910,6840.0%
LM FDG Amer IncCOM NEW502074305$6953,4180.0%
Utstarcom Holdings Corp(UTSI)SHS NEWG9310A114$6949,1860.0%
AIR Inds Group(AIRIEUR)COM NEW00912N205$6946,6770.0%
China HGS Real Estate Inc(GGEI)COM NEW16948W209$6933,7850.0%
Newpark RES Inc(NPKI)PutCOM PAR $.01NEW651718504$6922,0000.0%
Tantech Hldgs LTDCOMG8675X107$6947,8220.0%
Shineco IncCOM824567309$6916,9590.0%
GSI Technology(GSIT)COM36241U106$6910,2270.0%
Seachange Intl IncCallCOM811699107$6944,5000.0%
Broadwind Inc(BWEN)ACOM NEW11161T207$7010,5470.0%
Unique Fabricating Inc(UFABQ)COM90915J103$7011,7570.0%
Arca Biopharma Inc(ABIOEUR)COM00211Y506$7019,1980.0%
Decarbonization Plus Acqu CoCOM CL A242797108$706,6700.0%
Protalix Biotherapeutics Inc(PLX)COM74365A309$7015,7720.0%
Good Times Restaurants Inc(GTIM)COM NEW382140879$7017,4750.0%
Harvard Bioscience Inc(HBIO)COM416906105$7113,0330.0%
Cootek Cayman IncSPONSORED ADS21718L102$7125,3900.0%
Equus Total Return Inc(EQS)COM294766100$7136,5380.0%
Adamis Pharmaceuticals CorpPutCOM NEW00547W208$7175,2000.0%
Firsthand Technology Value F(SVVC)PutCOM33766Y100$7113,2000.0%
Taseko Mines LTD(TGB)CallCOM876511106$7141,5000.0%
Experience Invt CorpCOM CL A30217C109$716,9120.0%
Planet Green Hldgs CorpCOM72703U102$7132,2410.0%
Maiden Holdings LTDCallSHSG5753U112$7121,6000.0%
Pioneer PWR Solutions Inc(PPSI)COM NEW723836300$7114,5650.0%
Tyme Technologies IncCallCOM90238J103$7240,7000.0%
Servicesource Intl IncCallCOM81763U100$7248,9000.0%
Atossa Therapeutics Inc(ATOSEUR)COM04962H506$7234,0700.0%
Hallmark Finl Svcs IncPutCOM NEW40624Q203$7218,5000.0%
Tremont MTG TRCOM894789106$7212,4850.0%
Hudson Executive Invt Corp*W EXP 06/21/202443761119$7350,0290.0%
Mediaco Hldg Inc(MDIA)CL A58450D104$7322,2200.0%
TLG Acquisition One Corp*W EXP 01/25/20287257M116$73127,8260.0%
Navios Maritime Acquis CorpCallSHSY62159143$7318,1000.0%
Akari Therapeutics PLCSPONSORED ADR00972G108$7327,7120.0%
Accuray Inc(ARAY)CallCOM004397105$7314,8000.0%
Conformis Inc(CFMS)COM20717E101$7373,5240.0%
TDH Hldgs IncSHSG87084102$7328,1440.0%
Berry Corp(BRY)PutCOM08579X101$7313,2000.0%
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