GROUP ONE TRADING LLC Q2 2019 Filing

Filed August 9, 2019

Portfolio Value

$11.1M

Holdings

4,933

Report Date

Q2 2019

Filing Type

13F-HR

All Holdings (4,933 positions)

#	Stock	Shares	Value	% Portfolio	Type
1001	—ACADIA RLTY TR	10,500	$287K	2.60%	Put
1002	—AEROJET ROCKETDYNE HLDGS INC	6,400	$287K	2.60%	Put
1003	—ASSERTIO THERAPEUTICS INC	83,300	$287K	2.60%	Call
1004	NATNORDIC AMERICAN TANKERS LIMI	122,100	$286K	2.59%	Put
1005	ECECOPETROL S A	15,600	$285K	2.58%	Call
1006	NEONEOGENOMICS INC	13,000	$285K	2.58%	Put
1007	FNKOFUNKO INC	11,781	$285K	2.58%
1008	DC4DEXCOM INC	1,897	$284K	2.57%
1009	CINFCINCINNATI FINL CORP	2,743	$284K	2.57%
1010	WTIW & T OFFSHORE INC	57,100	$283K	2.56%	Call
1011	—LYON WILLIAM HOMES	15,514	$283K	2.56%
1012	OLEDUNIVERSAL DISPLAY CORP	1,500	$282K	2.55%	Put
1013	ZUMZZUMIEZ INC	10,800	$282K	2.55%	Put
1014	TERTERADYNE INC	5,893	$282K	2.55%
1015	TQJSIGNATURE BK NEW YORK N Y	2,326	$281K	2.54%
1016	UTHRUNITED THERAPEUTICS CORP DEL	3,600	$281K	2.54%	Call
1017	—GTT COMMUNICATIONS INC	15,800	$278K	2.52%	Put
1018	WTIW & T OFFSHORE INC	56,100	$278K	2.52%	Put
1019	ADVMCHFADVERUM BIOTECHNOLOGIES INC	23,391	$278K	2.52%
1020	BZHBEAZER HOMES USA INC	28,961	$278K	2.52%
1021	RGRSTURM RUGER & CO INC	5,100	$278K	2.52%	Put
1022	—SUNPOWER CORP	25,900	$277K	2.51%	Put
1023	VSTMVERASTEM INC	182,482	$276K	2.50%
1024	—LAZARD LTD	8,000	$275K	2.49%	Put
1025	—ISTAR INC	22,100	$274K	2.48%	Call
1026	MMLPMARTIN MIDSTREAM PRTNRS L P	38,366	$274K	2.48%
1027	—ZIX CORP	30,000	$273K	2.47%	Put
1028	PRGSPROGRESS SOFTWARE CORP	6,252	$273K	2.47%
1029	IMUXIMMUNIC INC	23,800	$273K	2.47%	Put
1030	AUPHAURINIA PHARMACEUTICALS INC	41,500	$273K	2.47%	Call
1031	—ARMOUR RESIDENTIAL REIT INC	14,600	$272K	2.46%	Call
1032	REGIEURRENEWABLE ENERGY GROUP INC	17,171	$272K	2.46%
1033	—ENTERCOM COMMUNICATIONS CORP	46,873	$272K	2.46%
1034	—ARROW ELECTRS INC	3,800	$271K	2.45%	Call
1035	—CHINA LIFE INS CO LTD	21,900	$271K	2.45%	Call
1036	—EAGLE BULK SHIPPING INC	51,800	$271K	2.45%	Call
1037	MRSHMARSH & MCLENNAN COS INC	2,716	$271K	2.45%
1038	VKTXVIKING THERAPEUTICS INC	32,614	$271K	2.45%
1039	—TENNECO INC	24,400	$271K	2.45%	Put
1040	—DYCOM INDS INC	4,600	$271K	2.45%	Call
1041	—REDFIN CORP	15,000	$270K	2.44%	Put
1042	—MAKEMYTRIP LIMITED MAURITIUS	10,900	$270K	2.44%	Put
1043	NSTGEURNANOSTRING TECHNOLOGIES INC	8,861	$269K	2.43%
1044	FRPTFRESHPET INC	5,900	$269K	2.43%	Put
1045	—TERADATA CORP DEL	7,500	$269K	2.43%	Call
1046	—ATLAS AIR WORLDWIDE HLDGS IN	6,000	$268K	2.43%	Call
1047	—NORTHERN OIL & GAS INC NEV	139,000	$268K	2.43%	Call
1048	—INSEEGO CORP	55,900	$268K	2.43%	Put
1049	INGNINOGEN INC	3,994	$267K	2.42%
1050	CCCHEMOURS CO	11,100	$266K	2.41%	Call
1051	MTSIMACOM TECH SOLUTIONS HLDGS I	17,562	$266K	2.41%
1052	—DIPLOMAT PHARMACY INC	43,663	$266K	2.41%
1053	—KEARNY FINL CORP MD	20,000	$266K	2.41%	Call
1054	CRTOCRITEO S A	15,400	$265K	2.40%	Call
1055	—MANULIFE FINL CORP	14,500	$264K	2.39%	Call
1056	FHBFIRST HAWAIIAN INC	10,200	$264K	2.39%	Call
1057	NUVAGBPNUVASIVE INC	4,504	$264K	2.39%
1058	HSBCHSBC HLDGS PLC	6,300	$263K	2.38%	Call
1059	NLYEURANNALY CAP MGMT INC	28,818	$263K	2.38%
1060	—UNITED NAT FOODS INC	29,300	$263K	2.38%	Put
1061	—BHP GROUP PLC	5,100	$261K	2.36%	Put
1062	—PROGENICS PHARMACEUTICALS IN	42,300	$261K	2.36%	Call
1063	AMKRAMKOR TECHNOLOGY INC	35,000	$261K	2.36%	Put
1064	—MDU RES GROUP INC	10,100	$261K	2.36%	Put
1065	SENSSENSEONICS HLDGS INC	127,400	$260K	2.35%	Call
1066	—REXNORD CORP NEW	8,600	$260K	2.35%	Call
1067	CDNACAREDX INC	7,200	$259K	2.34%	Put
1068	—IMMUNOMEDICS INC	18,700	$259K	2.34%	Put
1069	XBITXBIOTECH INC	34,000	$258K	2.33%	Put
1070	—ORGANIGRAM HLDGS INC	40,000	$258K	2.33%	Put
1071	NHTCNATURAL HEALTH TRENDS CORP	32,090	$258K	2.33%
1072	VTYVERINT SYS INC	4,805	$258K	2.33%
1073	MBIMBIA INC	27,584	$257K	2.33%
1074	—WHITING PETE CORP NEW	13,700	$256K	2.32%	Put
1075	CLWCLEARWATER PAPER CORP	13,800	$255K	2.31%	Put
1076	KOCOCA COLA FEMSA S A B DE C V	4,100	$255K	2.31%	Put
1077	REZIRESIDEO TECHNOLOGIES INC	11,600	$254K	2.30%	Put
1078	VCYTVERACYTE INC	8,900	$254K	2.30%	Call
1079	HAINHAIN CELESTIAL GROUP INC	11,600	$254K	2.30%	Put
1080	—SPARTAN MTRS INC	23,200	$254K	2.30%	Call
1081	MLMMARTIN MARIETTA MATLS INC	1,100	$253K	2.29%	Call
1082	INVAINNOVIVA INC	17,400	$253K	2.29%	Put
1083	SHAKSHAKE SHACK INC	3,500	$253K	2.29%	Call
1084	CROXCROCS INC	12,800	$253K	2.29%	Call
1085	GOGOGOGO INC	63,500	$253K	2.29%	Put
1086	STAASTAAR SURGICAL CO	8,625	$253K	2.29%
1087	PTENPATTERSON UTI ENERGY INC	22,000	$253K	2.29%	Call
1088	SOHUSOHU COM LTD	18,000	$252K	2.28%	Put
1089	PVHPVH CORP	2,644	$250K	2.26%
1090	CPRXCATALYST PHARMACEUTICALS INC	65,000	$250K	2.26%	Put
1091	—CRESCENT PT ENERGY CORP	75,692	$250K	2.26%
1092	ITTITT INC	3,800	$249K	2.25%	Call
1093	CDXSCODEXIS INC	13,500	$249K	2.25%	Call
1094	—NAPCO SEC TECHNOLOGIES INC	8,400	$249K	2.25%	Call
1095	—PORTLAND GEN ELEC CO	4,600	$249K	2.25%	Call
1096	ONCBEIGENE LTD	2,000	$248K	2.24%	Put
1097	ALCALCON INC	4,000	$248K	2.24%	Call
1098	PBIPITNEY BOWES INC	57,900	$248K	2.24%	Call
1099	IOVAIOVANCE BIOTHERAPEUTICS INC	10,100	$248K	2.24%	Put
1100	—BP MIDSTREAM PARTNERS LP	16,000	$248K	2.24%	Call

PreviousPage 11 of 50Next