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Group One Trading LLC

Q4 2014 Holdings

Filed 2015-02-11 | 4894 holdings | $71.9M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↑Shares% Portfolio
Cyan IncCOM23247W104$72,9050.0%
Support COM IncCallCOM86858W901$73,2000.0%
Cogent Communications HldgsCallCOM NEW19239V902$72000.0%
Alphatec Holdings IncCallCOM02081G902$75,0000.0%
Randgold RES LTDADR752344309$71000.0%
Dorchester Minerals LP(DMLP)COM UNIT25820R105$72560.0%
American Apparel IncPutCOM23850950$76,4000.0%
Tessera Technologies IncPutCOM88164L950$72000.0%
Tillys Inc(TLYS)CL A886885102$77000.0%
GTX Inc delCallCOM40052B908$710,0000.0%
First Marblehead CorpCOM NEW320771207$71,1090.0%
Fortuna Silver Mines IncPutCOM349915958$71,5000.0%
Forest Oil CorpPutCOM PAR $0.01346091955$732,2000.0%
SUN Bancorp IncCOM NEW86663B201$73400.0%
RTI Surgical IncPutCOM74975N955$71,4000.0%
Grifols S APutSP ADR REP B NVT398438958$72000.0%
China BAK Battery IncCallCOM NEW16936Y909$74,0000.0%
Senior HSG Pptys TRPutSH BEN INT81721M959$73000.0%
Resolute Energy CorpCOM76116A108$75,3400.0%
Servicenow Inc(NOW)COM81762P102$7980.0%
NAM TAI Ppty IncSHSG63907102$71,4210.0%
Rentech IncCOM760112102$75,4120.0%
Xunlei LTDPutSPONSORED ADR98419E958$71,0000.0%
Under Armour IncPutCL A904311957$71000.0%
Immunocellular TherapeuticsCOM452536105$79,0320.0%
Rosetta Genomics LTDSHS NEW NIS 0.6M82183126$73,3120.0%
W & T Offshore IncCallCOM92922P906$79000.0%
Smith Micro Software IncCOM832154108$76,6990.0%
Sterling Construction Co Inc(STRL)COM859241101$71,1000.0%
Semgroup CorpCallCL A81663A905$71000.0%
Scorpio Bulkers IncCallSHSY7546A906$73,5000.0%
Town Sports Intl Hldgs IncCallCOM89214A902$71,1000.0%
Royale Energy IncPutCOM NEW78074G950$73,3000.0%
Phillips 66CallCOM718546904$71000.0%
Colgate Palmolive Co(CL)COM194162103$71000.0%
Paragon Shipping IncCallCL A NEW69913R908$72,6000.0%
Oramed Pharm Inc(ORMP)COM NEW68403P203$71,5960.0%
Lilly ELI & Co(LLY)COM532457108$71000.0%
Petroquest Energy IncCallCOM716748908$71,8000.0%
MDU RES Group IncCallCOM552690909$73000.0%
Orange(ORANY)SPONSORED ADR684060106$74360.0%
Centerpoint Energy Inc(CNP)COM15189T107$73000.0%
ON Assignment IncPutCOM682159958$72000.0%
Clearsign Combustion Corp(CLIR)COM185064102$71,0000.0%
Kcap Finl IncPutCOM48668E951$71,0000.0%
Marrone BIO Innovations IncPutCOM57165B956$72,0000.0%
Karyopharm Therapeutics IncCallCOM48576U906$72000.0%
New Source Energy Partners LPutCM UNT LTD PRT64881E959$71,0000.0%
MRC Global IncCallCOM55345K903$85000.0%
Ntelos Hldgs CorpCallCOM NEW67020Q905$82,0000.0%
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