GROUP ONE TRADING LLC Q3 2018 Filing

Filed November 8, 2018

Portfolio Value

$12.7M

Holdings

5,172

Report Date

Q3 2018

Filing Type

13F-HR

All Holdings (5,172 positions)

#	Stock	Shares	Value	% Portfolio	Type
4101	—TEEKAY LNG PARTNERS L P	2,500	$42K	0.33%	Call
4102	—NXSTAGE MEDICAL INC	1,522	$42K	0.33%
4103	CSIIEURCARDIOVASCULAR SYS INC DEL	1,068	$42K	0.33%
4104	PHGKONINKLIJKE PHILIPS N V	900	$41K	0.32%	Put
4105	—MINDBODY INC	1,000	$41K	0.32%	Put
4106	—MGIC INVT CORP WIS	3,100	$41K	0.32%	Put
4107	—ETFIS SER TR I	5,489	$41K	0.32%
4108	HCCWARRIOR MET COAL INC	1,500	$41K	0.32%	Put
4109	LXLEXINFINTECH HLDGS LTD	4,100	$41K	0.32%	Call
4110	HOMEAT HOME GROUP INC	1,314	$41K	0.32%
4111	—VEDANTA LTD	3,200	$41K	0.32%	Put
4112	APPNAPPIAN CORP	1,246	$41K	0.32%
4113	—COTT CORP QUE	2,563	$41K	0.32%
4114	—INTERNAP CORP	3,200	$40K	0.32%	Put
4115	NVRIHARSCO CORP	1,400	$40K	0.32%	Call
4116	—INFINITY PHARMACEUTICALS INC	14,900	$40K	0.32%	Put
4117	GNEGENIE ENERGY LTD	7,462	$40K	0.32%
4118	PETSPETMED EXPRESS INC	1,200	$40K	0.32%	Call
4119	NVMINOVA MEASURING INSTRUMENTS L	1,518	$40K	0.32%
4120	—BLACK BOX CORP DEL	39,300	$40K	0.32%	Call
4121	—CHANGYOU COM LTD	3,000	$40K	0.32%	Put
4122	GEOGEO GROUP INC NEW	1,600	$40K	0.32%	Put
4123	—VITAMIN SHOPPE INC	4,000	$40K	0.32%	Put
4124	CGENCOMPUGEN LTD	10,351	$40K	0.32%
4125	CTASCINTAS CORP	200	$40K	0.32%	Put
4126	—CHINA PETE & CHEM CORP	400	$40K	0.32%	Call
4127	SLMSLM CORP	3,600	$40K	0.32%	Call
4128	WEXWEX INC	200	$40K	0.32%	Put
4129	IARTINTEGRA LIFESCIENCES HLDGS C	600	$40K	0.32%
4130	—SUNCOKE ENERGY PARTNERS L P	2,600	$40K	0.32%	Put
4131	HLITHARMONIC INC	7,100	$39K	0.31%
4132	—SAFEGUARD SCIENTIFICS INC	4,200	$39K	0.31%	Put
4133	AMHAMERICAN HOMES 4 RENT	1,800	$39K	0.31%	Call
4134	DSXDIANA SHIPPING INC	9,400	$39K	0.31%	Call
4135	RVTYPERKINELMER INC	400	$39K	0.31%	Call
4136	IEMGISHARES INC	745	$39K	0.31%
4137	PBTPERMIAN BASIN RTY TR	4,900	$39K	0.31%	Call
4138	WTHWORTHINGTON INDS INC	900	$39K	0.31%
4139	DRRXEURDURECT CORP	35,130	$39K	0.31%
4140	—TALEND S A	563	$39K	0.31%
4141	SPGIS&P GLOBAL INC	200	$39K	0.31%	Put
4142	—PACIFIC ETHANOL INC	20,000	$38K	0.30%	Call
4143	OMEXODYSSEY MARINE EXPLORATION I	4,643	$38K	0.30%
4144	LXLEXINFINTECH HLDGS LTD	3,800	$38K	0.30%	Put
4145	—PACIFIC ETHANOL INC	20,000	$38K	0.30%	Put
4146	CCKCROWN HOLDINGS INC	800	$38K	0.30%	Put
4147	—COLONY CAP INC NEW	6,256	$38K	0.30%
4148	ULUNILEVER PLC	700	$38K	0.30%	Put
4149	APPSDIGITAL TURBINE INC	30,900	$38K	0.30%	Call
4150	—500 COM LTD	3,400	$38K	0.30%	Call
4151	BCRXBIOCRYST PHARMACEUTICALS	5,000	$38K	0.30%	Put
4152	—AIMMUNE THERAPEUTICS INC	1,400	$38K	0.30%	Put
4153	BXPBOSTON PROPERTIES INC	300	$37K	0.29%	Call
4154	ETDETHAN ALLEN INTERIORS INC	1,800	$37K	0.29%	Call
4155	—U S CONCRETE INC	800	$37K	0.29%	Call
4156	—CISION LTD	2,221	$37K	0.29%
4157	VRNSVARONIS SYS INC	500	$37K	0.29%	Put
4158	JBGSJBG SMITH PPTYS	1,000	$37K	0.29%	Put
4159	NSTGEURNANOSTRING TECHNOLOGIES INC	2,097	$37K	0.29%
4160	—CSOP ETF TR	2,425	$37K	0.29%
4161	—GENERAL FIN CORP DEL	2,300	$37K	0.29%	Call
4162	SPWRQSUNPOWER CORP	5,008	$37K	0.29%
4163	SBHSALLY BEAUTY HLDGS INC	2,000	$37K	0.29%	Call
4164	—NII HLDGS INC	6,300	$37K	0.29%	Call
4165	—PIER 1 IMPORTS INC	24,300	$36K	0.28%	Put
4166	EVEUREATON VANCE CORP	683	$36K	0.28%
4167	—SEASPAN CORP	4,300	$36K	0.28%	Call
4168	—EVOQUA WATER TECHNOLOGIES CO	2,000	$36K	0.28%	Put
4169	OPLNKAR AUCTION SVCS INC	600	$36K	0.28%	Call
4170	—STEIN MART INC	15,200	$36K	0.28%	Call
4171	—MCBC HLDGS INC	1,000	$36K	0.28%	Put
4172	—GREENBRIER COS INC	600	$36K	0.28%	Call
4173	—AVID TECHNOLOGY INC	6,100	$36K	0.28%	Put
4174	CDWCDW CORP	400	$36K	0.28%	Call
4175	XNETXUNLEI LTD	4,920	$36K	0.28%
4176	—VITAMIN SHOPPE INC	3,626	$36K	0.28%
4177	ELFE L F BEAUTY INC	2,800	$36K	0.28%	Call
4178	—BANCORPSOUTH BK TUPELO MISS	1,100	$36K	0.28%	Call
4179	CALCALERES INC	1,000	$36K	0.28%	Call
4180	—ARCTURUS THERAPEUTICS LTD	4,086	$36K	0.28%
4181	ENTGENTEGRIS INC	1,200	$35K	0.28%	Put
4182	—ARCTURUS THERAPEUTICS LTD	4,000	$35K	0.28%	Call
4183	LDOSLEIDOS HLDGS INC	500	$35K	0.28%	Call
4184	—INSEEGO CORP	9,200	$35K	0.28%	Call
4185	HBANHUNTINGTON BANCSHARES INC	2,346	$35K	0.28%
4186	—ENTERCOM COMMUNICATIONS CORP	4,470	$35K	0.28%
4187	FCFRANKLIN COVEY CO	1,475	$35K	0.28%
4188	—GOVERNMENT PPTYS INCOME TR	3,100	$35K	0.28%	Call
4189	CSTECAESARSTONE LTD	1,900	$35K	0.28%	Call
4190	CYDCHINA YUCHAI INTL LTD	2,000	$35K	0.28%	Call
4191	EXREXTRA SPACE STORAGE INC	400	$35K	0.28%	Call
4192	—BRIGGS & STRATTON CORP	1,800	$35K	0.28%	Call
4193	—ANIXTER INTL INC	500	$35K	0.28%	Put
4194	DCPHEURDECIPHERA PHARMACEUTICALS IN	900	$35K	0.28%
4195	—CELLCOM ISRAEL LTD	5,200	$35K	0.28%	Put
4196	—PHOENIX NEW MEDIA LTD	8,400	$35K	0.28%	Call
4197	—LOXO ONCOLOGY INC	202	$35K	0.28%
4198	MHLAMAIDEN HOLDINGS LTD	11,812	$34K	0.27%
4199	ARRUSDARMOUR RESIDENTIAL REIT INC	1,535	$34K	0.27%
4200	NVRIHARSCO CORP	1,200	$34K	0.27%	Put

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