GROUP ONE TRADING LLC Q4 2020 Filing

Filed February 10, 2021

Portfolio Value

$57.8M

Holdings

6,453

Report Date

Q4 2020

Filing Type

13F-HR

All Holdings (6,453 positions)

#	Stock	Shares	Value	% Portfolio	Type
801	PRTY1EURPARTY CITY HOLDCO INC	67,763	$417K	0.72%
802	IMAXIMAX CORP	23,100	$416K	0.72%	Put
803	TMHCTAYLOR MORRISON HOME CORP	16,200	$416K	0.72%	Call
804	—MONEYGRAM INTL INC	76,200	$416K	0.72%	Call
805	HWMHOWMET AEROSPACE INC	14,545	$415K	0.72%
806	—VAXART INC	72,700	$415K	0.72%	Put
807	POOLWHIRLPOOL CORP	2,300	$415K	0.72%	Put
808	HAINHAIN CELESTIAL GROUP INC	10,300	$414K	0.72%	Call
809	GLDDGREAT LAKES DREDGE & DOCK CO	31,400	$414K	0.72%	Call
810	GELGENESIS ENERGY L P	66,400	$412K	0.71%	Put
811	VERUEURVERU INC	47,577	$412K	0.71%
812	CRNCCERENCE INC	4,100	$412K	0.71%	Put
813	NDAQNASDAQ INC	3,100	$411K	0.71%	Put
814	—APTOSE BIOSCIENCES INC	93,700	$410K	0.71%	Call
815	HRBBLOCK H & R INC	25,800	$409K	0.71%	Call
816	—CF FINANCE ACQUISITION CORP	37,110	$409K	0.71%
817	—MESOBLAST LTD	48,100	$408K	0.71%	Put
818	—HUDSON PAC PPTYS INC	17,000	$408K	0.71%	Call
819	ORTXUSDORCHARD THERAPEUTICS PLC	94,420	$408K	0.71%
820	PARPAR TECHNOLOGY CORP	6,500	$408K	0.71%	Call
821	DVAXDYNAVAX TECHNOLOGIES CORP	91,400	$407K	0.70%	Call
822	—OREILLY AUTOMOTIVE INC	900	$407K	0.70%	Put
823	ATEXANTERIX INC	10,800	$406K	0.70%	Call
824	VKTXVIKING THERAPEUTICS INC	72,100	$406K	0.70%	Put
825	PBFPBF ENERGY INC	57,213	$406K	0.70%
826	—BRANDYWINE RLTY TR	34,000	$405K	0.70%	Call
827	CRBPCORBUS PHARMACEUTICALS HLDGS	323,800	$405K	0.70%	Call
828	OSWONESPAWORLD HOLDINGS LIMITED	39,900	$405K	0.70%	Put
829	CAGCONAGRA BRANDS INC	11,167	$405K	0.70%
830	GLDSPDR GOLD TR	2,267,700	$404K	0.70%	Call
831	EQHEQUITABLE HLDGS INC	15,800	$404K	0.70%	Call
832	AAGILENT TECHNOLOGIES INC	3,400	$403K	0.70%	Call
833	—AMERICAN AXLE & MFG HLDGS IN	48,300	$403K	0.70%	Put
834	—JEFFERIES FINL GROUP INC	16,400	$403K	0.70%	Call
835	OSWONESPAWORLD HOLDINGS LIMITED	39,600	$402K	0.70%	Call
836	ENRENERGIZER HLDGS INC NEW	9,500	$401K	0.69%	Call
837	BJBJS WHSL CLUB HLDGS INC	10,759	$401K	0.69%
838	—ALBIREO PHARMA INC	10,700	$401K	0.69%	Call
839	BMOBANK MONTREAL QUE	5,256	$400K	0.69%
840	CMRCBIGCOMMERCE HLDGS INC	6,238	$400K	0.69%
841	LMNDLEMONADE INC	3,268	$400K	0.69%
842	CBSHCOMMERCE BANCSHARES INC	6,081	$400K	0.69%
843	MEOHMETHANEX CORP	8,664	$399K	0.69%
844	—VEONEER INC	18,713	$399K	0.69%
845	—BHP GROUP PLC	7,500	$398K	0.69%	Call
846	MFICAPOLLO INVT CORP	37,467	$398K	0.69%
847	EVEUREATON VANCE CORP	5,843	$397K	0.69%
848	—LIMELIGHT NETWORKS INC	99,500	$397K	0.69%	Call
849	PCARPACCAR INC	4,600	$397K	0.69%	Call
850	MSFTMICROSOFT CORP	1,782,300	$396K	0.69%	Call
851	FSKFS KKR CAP CORP	23,886	$396K	0.68%
852	HUBSHUBSPOT INC	994	$394K	0.68%
853	MAINMAIN STR CAP CORP	12,216	$394K	0.68%
854	—PETROCHINA CO LTD	12,800	$393K	0.68%	Call
855	—MGIC INVT CORP WIS	31,300	$393K	0.68%	Put
856	—PIEDMONT LITHIUM LTD	14,814	$393K	0.68%
857	DVAXDYNAVAX TECHNOLOGIES CORP	88,424	$393K	0.68%
858	—BROOKFIELD ASSET MGMT INC	9,500	$392K	0.68%	Put
859	NTLAINTELLIA THERAPEUTICS INC	7,200	$392K	0.68%	Call
860	GGBGERDAU SA	83,800	$391K	0.68%	Put
861	ROLROLLINS INC	10,000	$391K	0.68%	Put
862	—ASPEN TECHNOLOGY INC	3,000	$391K	0.68%	Put
863	—WAITR HLDGS INC	140,700	$391K	0.68%	Put
864	EAFGRAFTECH INTL LTD	36,700	$391K	0.68%	Call
865	HQYHEALTHEQUITY INC	5,600	$390K	0.67%	Call
866	—HOLLYFRONTIER CORP	15,100	$390K	0.67%	Put
867	—SAILPOINT TECHNOLOGIES HLDGS	7,300	$389K	0.67%	Put
868	RRNRED ROBIN GOURMET BURGERS IN	20,218	$389K	0.67%
869	OSPNONESPAN INC	18,800	$389K	0.67%	Put
870	—AMERIPRISE FINL INC	2,000	$389K	0.67%	Put
871	PCRXPACIRA BIOSCIENCES INC	6,500	$389K	0.67%	Put
872	—U S CONCRETE INC	9,700	$388K	0.67%	Call
873	—ARCONIC CORPORATION	13,000	$387K	0.67%	Call
874	—HERSHA HOSPITALITY TR	49,000	$387K	0.67%	Call
875	—WESTPORT FUEL SYSTEMS INC	72,500	$386K	0.67%	Put
876	BLKCHFBLACKROCK INC	535	$386K	0.67%
877	CPACOPA HOLDINGS SA	5,000	$386K	0.67%	Call
878	SIRIEURSIRIUS XM HOLDINGS INC	60,370	$385K	0.67%
879	SSS1EURLIFE STORAGE INC	3,221	$385K	0.67%
880	CGNXCOGNEX CORP	4,800	$385K	0.67%	Call
881	COHUCOHU INC	10,095	$385K	0.67%
882	CNDTCONDUENT INC	79,900	$384K	0.66%	Put
883	—SILK RD MED INC	6,100	$384K	0.66%	Call
884	SOHUSOHU COM LTD	24,073	$384K	0.66%
885	—CONTAINER STORE GROUP INC	40,100	$383K	0.66%	Call
886	INTUINTUIT	1,006	$382K	0.66%
887	RRXREGAL BELOIT CORP	3,100	$381K	0.66%	Call
888	SLCAU S SILICA HLDGS INC	54,255	$381K	0.66%
889	—GENPREX INC	91,900	$381K	0.66%	Call
890	—ZYNERBA PHARMACEUTICALS INC	115,300	$380K	0.66%	Call
891	ZLABZAI LAB LTD	2,800	$379K	0.66%	Call
892	MRNS*MARINUS PHARMACEUTICALS INC	31,056	$379K	0.66%
893	NVEEUSDNV5 GLOBAL INC	4,802	$378K	0.65%
894	GEGGEO GROUP INC NEW	42,571	$377K	0.65%
895	BXPBOSTON PROPERTIES INC	3,962	$375K	0.65%
896	GEFGREIF INC	8,000	$375K	0.65%	Call
897	—IVERIC BIO INC	54,200	$375K	0.65%	Put
898	—COMMSCOPE HLDG CO INC	27,900	$374K	0.65%	Call
899	CSTECAESARSTONE LTD	29,000	$374K	0.65%	Put
900	NATNORDIC AMERICAN TANKERS LIMI	126,700	$374K	0.65%	Put

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