GROUP ONE TRADING LLC Q2 2018 Filing

Filed August 14, 2018

Portfolio Value

$11.7M

Holdings

5,072

Report Date

Q2 2018

Filing Type

13F-HR

All Holdings (5,072 positions)

#	Stock	Shares	Value	% Portfolio	Type
3101	SEISOLARIS OILFIELD INFRSTR INC	13,400	$191K	1.63%	Call
3102	LULULULULEMON ATHLETICA INC	1,531	$191K	1.63%
3103	—TEEKAY OFFSHORE PARTNERS L P	72,200	$191K	1.63%	Call
3104	PDCOEURPATTERSON COMPANIES INC	8,378	$190K	1.62%
3105	VVVVALVOLINE INC	8,829	$190K	1.62%
3106	—MAIN STREET CAPITAL CORP	5,000	$190K	1.62%	Call
3107	—OCH ZIFF CAP MGMT GROUP	98,393	$190K	1.62%
3108	—ECHO GLOBAL LOGISTICS INC	6,500	$190K	1.62%	Put
3109	IAGIAMGOLD CORP	32,600	$189K	1.62%	Put
3110	—QEP RES INC	15,400	$189K	1.62%	Call
3111	—PLURISTEM THERAPEUTICS INC	155,300	$189K	1.62%	Call
3112	—COVIA HLDGS CORP	10,200	$189K	1.62%	Put
3113	—UNITED STS BRENT OIL FD LP	8,500	$189K	1.62%	Put
3114	—NEWLINK GENETICS CORP	39,800	$189K	1.62%	Call
3115	—NAVIOS MARITIME PARTNERS L P	99,519	$188K	1.61%
3116	—LASALLE HOTEL PPTYS	5,500	$188K	1.61%	Put
3117	—BELLICUM PHARMACEUTICALS INC	25,475	$188K	1.61%
3118	NUSNU SKIN ENTERPRISES INC	2,400	$188K	1.61%	Put
3119	DANDANA INCORPORATED	9,300	$188K	1.61%	Call
3120	CYHCOMMUNITY HEALTH SYS INC NEW	56,700	$188K	1.61%	Put
3121	SNYSANOFI	4,700	$188K	1.61%	Put
3122	ULTAULTA BEAUTY INC	800	$187K	1.60%	Put
3123	—COMMSCOPE HLDG CO INC	6,400	$187K	1.60%	Call
3124	CYHCOMMUNITY HEALTH SYS INC NEW	56,300	$187K	1.60%	Call
3125	NTCTNETSCOUT SYS INC	6,300	$187K	1.60%	Put
3126	—ISTAR INC	17,200	$186K	1.59%	Put
3127	—MICHAEL KORS HLDGS LTD	2,795	$186K	1.59%
3128	PCARPACCAR INC	3,000	$186K	1.59%	Put
3129	—GLOBAL CORD BLOOD CORPORATIO	19,566	$186K	1.59%
3130	NVRIHARSCO CORP	8,400	$186K	1.59%	Call
3131	—CERIDIAN HCM HLDG INC	5,600	$186K	1.59%	Call
3132	LPXLOUISIANA PAC CORP	6,800	$185K	1.58%	Put
3133	RDIREADING INTERNATIONAL INC	11,600	$185K	1.58%	Call
3134	USACUSA COMPRESSION PARTNERS LP	11,000	$185K	1.58%	Put
3135	CHUYUSDCHUYS HLDGS INC	6,000	$184K	1.57%
3136	VSHVISHAY INTERTECHNOLOGY INC	7,900	$183K	1.56%	Put
3137	—CHEMOCENTRYX INC	13,800	$182K	1.56%	Put
3138	RDNTRADNET INC	12,104	$182K	1.56%
3139	MSBMESABI TR	7,400	$182K	1.56%	Call
3140	TSTENARIS S A	5,000	$182K	1.56%	Call
3141	IVPEFISHARES INC	8,000	$181K	1.55%	Call
3142	BTEBAYTEX ENERGY CORP	54,280	$181K	1.55%
3143	IRTCIRHYTHM TECHNOLOGIES INC	2,237	$181K	1.55%
3144	—KANDI TECHNOLOGIES GROUP INC	42,500	$181K	1.55%	Put
3145	GDSGDS HLDGS LTD	4,500	$180K	1.54%	Put
3146	BTEBAYTEX ENERGY CORP	54,200	$180K	1.54%	Put
3147	—ARISTA NETWORKS INC	700	$180K	1.54%	Put
3148	—CENTURY CMNTYS INC	5,700	$180K	1.54%	Call
3149	—SERVICESOURCE INTL INC	45,600	$180K	1.54%	Put
3150	—LAREDO PETROLEUM INC	18,700	$180K	1.54%	Call
3151	—ADAMIS PHARMACEUTICALS CORP	56,400	$180K	1.54%	Call
3152	—PATTERN ENERGY GROUP INC	9,600	$180K	1.54%	Put
3153	SIXEURSIX FLAGS ENTMT CORP NEW	2,563	$180K	1.54%
3154	GDOTGREEN DOT CORP	2,452	$180K	1.54%
3155	—CONATUS PHARMACEUTICALS INC	41,841	$179K	1.53%
3156	BAHBOOZ ALLEN HAMILTON HLDG COR	4,100	$179K	1.53%	Call
3157	SRISTONERIDGE INC	5,100	$179K	1.53%	Call
3158	TEFOFTELEFONIC A S A	21,000	$179K	1.53%	Call
3159	—FLEXION THERAPEUTICS INC	6,900	$178K	1.52%	Put
3160	—CALAMP CORP	7,600	$178K	1.52%	Call
3161	PRTY1EURPARTY CITY HOLDCO INC	11,682	$178K	1.52%
3162	—SIBANYE STILLWATER	73,100	$177K	1.51%	Put
3163	—BALLARD PWR SYS INC NEW	62,100	$177K	1.51%	Call
3164	—ENERGY XXI GULF COAST INC	20,008	$177K	1.51%
3165	VEEVVEEVA SYS INC	2,300	$177K	1.51%	Put
3166	—VIEWRAY INC	25,500	$176K	1.51%	Put
3167	FCFRANKLIN COVEY CO	7,175	$176K	1.51%
3168	HDHOME DEPOT INC	900	$176K	1.51%	Call
3169	RACEFERRARI N V	1,300	$176K	1.51%	Call
3170	—VITAL THERAPIES INC	25,700	$176K	1.51%	Put
3171	EDAPEDAP TMS S A	58,200	$176K	1.51%	Put
3172	—JUNIPER PHARMACEUTICALS INC	20,100	$175K	1.50%	Call
3173	ACMAECOM	5,300	$175K	1.50%	Call
3174	—STEMLINE THERAPEUTICS INC	10,900	$175K	1.50%	Put
3175	—MEI PHARMA INC	44,400	$175K	1.50%	Put
3176	SESEA LTD	11,600	$174K	1.49%	Put
3177	PVHPVH CORP	1,165	$174K	1.49%
3178	—KERYX BIOPHARMACEUTICALS INC	46,322	$174K	1.49%
3179	IDTIDT CORP	31,000	$174K	1.49%	Call
3180	ZSZSCALER INC	4,860	$174K	1.49%
3181	—SESEN BIO INC	89,000	$174K	1.49%	Put
3182	NLNL INDS INC	19,948	$174K	1.49%
3183	SPGIS&P GLOBAL INC	850	$173K	1.48%
3184	SBHSALLY BEAUTY HLDGS INC	10,800	$173K	1.48%	Put
3185	—BROOKFIELD PPTY PARTNERS L P	9,100	$173K	1.48%	Put
3186	—CONTROL4 CORP	7,114	$173K	1.48%
3187	AZTABROOKS AUTOMATION INC	5,300	$173K	1.48%	Call
3188	—GLOBAL CORD BLOOD CORPORATIO	18,100	$172K	1.47%	Call
3189	—GLOBAL CORD BLOOD CORPORATIO	18,100	$172K	1.47%	Put
3190	—FLIR SYS INC	3,300	$172K	1.47%	Call
3191	—FRONT YD RESIDENTIAL CORP	16,400	$171K	1.46%	Call
3192	—CIT GROUP INC	3,400	$171K	1.46%	Put
3193	KURAKURA ONCOLOGY INC	9,400	$171K	1.46%	Put
3194	WSBFWATERSTONE FINL INC MD	10,000	$171K	1.46%	Call
3195	—NIELSEN HLDGS PLC	5,500	$170K	1.45%	Put
3196	—WILLIAMS PARTNERS L P NEW	4,200	$170K	1.45%	Put
3197	ADMARCHER DANIELS MIDLAND CO	3,700	$170K	1.45%	Put
3198	CALCALERES INC	4,938	$170K	1.45%
3199	CLLSCELLECTIS S A	5,995	$170K	1.45%
3200	—SAFEGUARD SCIENTIFICS INC	13,300	$170K	1.45%	Call

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