GROUP ONE TRADING LLC Q1 2017 Filing

Filed May 10, 2017

Portfolio Value

$8.6M

Holdings

4,605

Report Date

Q1 2017

Filing Type

13F-HR

All Holdings (4,605 positions)

#	Stock	Shares	Value	% Portfolio	Type
2001	—CEMPRA INC	108,900	$408K	4.75%	Put
2002	—TETRAPHASE PHARMACEUTICALS I	44,400	$408K	4.75%	Put
2003	—SOUTHCROSS ENERGY PARTNERS L	117,100	$408K	4.75%	Put
2004	—YRC WORLDWIDE INC	37,100	$408K	4.75%	Put
2005	DOEURDIAMOND OFFSHORE DRILLING IN	24,380	$407K	4.74%
2006	CVGWCALAVO GROWERS INC	6,700	$406K	4.73%	Put
2007	DEDEERE & CO	3,730	$406K	4.73%
2008	—NOVAVAX INC	316,100	$405K	4.72%	Call
2009	AMXAMERICA MOVIL SAB DE CV	28,600	$405K	4.72%	Put
2010	PSXPHILLIPS 66	5,100	$404K	4.70%	Put
2011	—SPECTRA ENERGY PARTNERS LP	9,246	$404K	4.70%
2012	PAYCPAYCOM SOFTWARE INC	7,000	$403K	4.69%	Put
2013	—SUPREME INDS INC	19,800	$401K	4.67%	Call
2014	NUANEURNUANCE COMMUNICATIONS INC	23,159	$401K	4.67%
2015	—PHH CORP	31,500	$401K	4.67%	Call
2016	—STAMPS COM INC	3,373	$399K	4.65%
2017	—DSW INC	19,300	$399K	4.65%	Put
2018	—PENN WEST PETE LTD NEW	234,500	$399K	4.65%	Call
2019	EIXEDISON INTL	5,000	$398K	4.63%	Call
2020	MLNXMELLANOX TECHNOLOGIES LTD	7,791	$397K	4.62%
2021	—CDK GLOBAL INC	6,100	$397K	4.62%	Call
2022	CRAICRA INTL INC	11,249	$397K	4.62%
2023	—KRATON CORPORATION	12,800	$396K	4.61%	Call
2024	ALAIR LEASE CORP	10,200	$395K	4.60%	Call
2025	SGMOSANGAMO THERAPEUTICS INC	75,900	$395K	4.60%	Call
2026	—COOPER TIRE & RUBR CO	8,900	$395K	4.60%	Call
2027	—ARATANA THERAPEUTICS INC	74,486	$395K	4.60%
2028	PMPHILIP MORRIS INTL INC	3,500	$395K	4.60%	Put
2029	—OLLIES BARGAIN OUTLT HLDGS I	11,800	$395K	4.60%	Call
2030	EWEDWARDS LIFESCIENCES CORP	4,200	$395K	4.60%	Call
2031	BANCBANC OF CALIFORNIA INC	19,013	$394K	4.59%
2032	LSCCLATTICE SEMICONDUCTOR CORP	57,000	$394K	4.59%	Put
2033	—FIRST DATA CORP NEW	25,400	$394K	4.59%	Put
2034	DHRDANAHER CORP DEL	4,600	$393K	4.58%	Put
2035	—BLUE BUFFALO PET PRODS INC	17,080	$393K	4.58%
2036	—RICE ENERGY INC	16,600	$393K	4.58%	Call
2037	—PARSLEY ENERGY INC	12,100	$393K	4.58%	Put
2038	NGNOVAGOLD RES INC	80,300	$391K	4.55%	Call
2039	—VERSUM MATLS INC	12,700	$389K	4.53%	Call
2040	GAPGAP INC DEL	16,000	$389K	4.53%	Call
2041	AUPHAURINIA PHARMACEUTICALS INC	53,051	$389K	4.53%
2042	—BONANZA CREEK ENERGY INC	335,069	$389K	4.53%
2043	—BARRETT BILL CORP	85,300	$388K	4.52%	Put
2044	AEPAMERICAN ELEC PWR INC	5,764	$387K	4.51%
2045	FROFRONTLINE LTD	57,200	$386K	4.49%	Call
2046	XLBSELECT SECTOR SPDR TR	7,349	$385K	4.48%
2047	HMYHARMONY GOLD MNG LTD	157,000	$385K	4.48%	Call
2048	PIIMPINJ INC	12,688	$384K	4.47%
2049	PBFPBF ENERGY INC	17,300	$384K	4.47%	Put
2050	TALTAL ED GROUP	3,600	$384K	4.47%	Call
2051	CAGCONAGRA BRANDS INC	9,527	$384K	4.47%
2052	—COTT CORP QUE	31,100	$384K	4.47%	Call
2053	LSCCLATTICE SEMICONDUCTOR CORP	55,275	$383K	4.46%
2054	AMNAMN HEALTHCARE SERVICES INC	9,400	$382K	4.45%	Call
2055	—NEURALSTEM INC	72,100	$381K	4.44%	Call
2056	—NORTHERN TR CORP	4,400	$381K	4.44%	Call
2057	—HAWAIIAN HOLDINGS INC	8,200	$381K	4.44%	Call
2058	—VONAGE HLDGS CORP	60,300	$381K	4.44%	Put
2059	DELLDELL TECHNOLOGIES INC	5,951	$381K	4.44%
2060	EXCEXELON CORP	10,600	$381K	4.44%	Put
2061	PGPROCTER AND GAMBLE CO	4,245	$381K	4.44%
2062	—SANCHEZ ENERGY CORP	39,900	$381K	4.44%	Put
2063	INFYINFOSYS LTD	24,031	$380K	4.42%
2064	MGMMGM RESORTS INTERNATIONAL	13,861	$380K	4.42%
2065	—FORESTAR GROUP INC	27,800	$379K	4.41%	Put
2066	PAGPENSKE AUTOMOTIVE GRP INC	8,100	$379K	4.41%	Put
2067	KNKNOWLES CORP	20,000	$379K	4.41%	Put
2068	HAMHARMONY GOLD MNG LTD	154,266	$378K	4.40%
2069	—FANG HLDGS LTD	116,100	$378K	4.40%	Put
2070	—ARMOUR RESIDENTIAL REIT INC	16,600	$377K	4.39%	Call
2071	—COWEN GROUP INC NEW	25,200	$377K	4.39%	Put
2072	—ATLAS AIR WORLDWIDE HLDGS IN	6,800	$377K	4.39%	Call
2073	—OFFICE DEPOT INC	80,800	$377K	4.39%	Call
2074	—XEROX CORP	51,400	$377K	4.39%	Put
2075	TEXTEREX CORP NEW	12,000	$377K	4.39%	Call
2076	—IDERA PHARMACEUTICALS INC	152,100	$376K	4.38%	Put
2077	ALRMALARM COM HLDGS INC	12,200	$375K	4.37%	Call
2078	TCRTZIOPHARM ONCOLOGY INC	59,221	$375K	4.37%
2079	—MGIC INVT CORP WIS	37,000	$375K	4.37%	Put
2080	—EROS INTL PLC	36,300	$374K	4.35%	Put
2081	—IXYS CORP	25,700	$374K	4.35%	Put
2082	—ZOGENIX INC	34,363	$373K	4.34%
2083	—TE CONNECTIVITY LTD	5,000	$373K	4.34%	Put
2084	—VITAMIN SHOPPE INC	18,500	$373K	4.34%	Call
2085	INGING GROEP N V	24,700	$373K	4.34%	Put
2086	—PROOFPOINT INC	5,000	$372K	4.33%	Call
2087	—TALLGRASS ENERGY PARTNERS LP	7,000	$372K	4.33%	Call
2088	—EQUITY COMWLTH	11,900	$372K	4.33%	Put
2089	PANWPALO ALTO NETWORKS INC	3,300	$372K	4.33%	Call
2090	USACUSA COMPRESSION PARTNERS LP	22,000	$372K	4.33%	Call
2091	—ASANKO GOLD INC	142,200	$371K	4.32%	Call
2092	—PATTERSON COMPANIES INC	8,200	$371K	4.32%	Call
2093	TDTORONTO DOMINION BK ONT	7,400	$371K	4.32%	Call
2094	VOCVOC ENERGY TR	105,500	$370K	4.31%	Put
2095	—BUCKEYE PARTNERS L P	5,400	$370K	4.31%	Put
2096	MDTMEDTRONIC PLC	4,584	$369K	4.30%
2097	—HECLA MNG CO	69,800	$369K	4.30%	Put
2098	—BERRY PLASTICS GROUP INC	7,600	$369K	4.30%	Call
2099	AU3EURANGLOGOLD ASHANTI LTD	34,065	$367K	4.27%
2100	MURMURPHY OIL CORP	12,800	$366K	4.26%	Call

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