GROUP ONE TRADING LLC Q2 2016 Filing

Filed August 12, 2016

Portfolio Value

$8.5M

Holdings

4,616

Report Date

Q2 2016

Filing Type

13F-HR

All Holdings (4,616 positions)

#	Stock	Shares	Value	% Portfolio	Type
2001	MFINMEDALLION FINL CORP	48,500	$358K	4.24%	Put
2002	AMHAMERICAN HOMES 4 RENT	17,500	$358K	4.24%
2003	—ZAYO GROUP HLDGS INC	12,800	$358K	4.24%	Call
2004	MDTMEDTRONIC PLC	4,100	$356K	4.21%	Call
2005	—ACHILLION PHARMACEUTICALS IN	45,643	$356K	4.21%
2006	—INTERSIL CORP	26,249	$355K	4.20%
2007	—COLFAX CORP	13,400	$355K	4.20%	Call
2008	—DIEBOLD INC	14,300	$355K	4.20%	Put
2009	—HARTFORD FINL SVCS GROUP INC	8,000	$355K	4.20%	Put
2010	—AIR PRODS & CHEMS INC	2,500	$355K	4.20%	Call
2011	—CONNS INC	47,100	$354K	4.19%	Call
2012	—ASTORIA FINL CORP	23,100	$354K	4.19%	Put
2013	RDWRRADWARE LTD	31,400	$354K	4.19%	Put
2014	MFCMANULIFE FINL CORP	25,900	$354K	4.19%	Call
2015	—STRAIGHT PATH COMMUNICATNS I	12,765	$353K	4.18%
2016	—MAG SILVER CORP	28,000	$353K	4.18%	Call
2017	—ADURO BIOTECH INC	31,000	$351K	4.15%	Put
2018	NFXNEWFIELD EXPL CO	7,921	$350K	4.14%
2019	—ALASKA AIR GROUP INC	6,000	$350K	4.14%	Call
2020	—FIRST NIAGARA FINL GP INC	35,900	$350K	4.14%	Call
2021	—ALEXION PHARMACEUTICALS INC	3,000	$350K	4.14%	Put
2022	MEOHMETHANEX CORP	12,000	$349K	4.13%	Put
2023	—SPECTRA ENERGY PARTNERS LP	7,400	$349K	4.13%	Call
2024	SDRLSEADRILL LIMITED	107,602	$349K	4.13%
2025	EDRENDEAVOUR SILVER CORP	88,071	$348K	4.12%
2026	IMGIAMGOLD CORP	83,970	$348K	4.12%
2027	BOXBOX INC	33,691	$348K	4.12%
2028	—SUNPOWER CORP	22,400	$347K	4.11%	Call
2029	—AMERICAN WTR WKS CO INC NEW	4,100	$346K	4.09%	Call
2030	—PDC ENERGY INC	6,000	$346K	4.09%	Put
2031	—CALATLANTIC GROUP INC	9,400	$345K	4.08%	Call
2032	—AMPIO PHARMACEUTICALS INC	267,700	$345K	4.08%	Call
2033	HESHESS CORP	5,741	$345K	4.08%
2034	—GRAMERCY PPTY TR	37,200	$343K	4.06%	Call
2035	CNKCINEMARK HOLDINGS INC	9,401	$343K	4.06%
2036	—QLIK TECHNOLOGIES INC	11,600	$343K	4.06%	Put
2037	LXRXLEXICON PHARMACEUTICALS INC	23,800	$342K	4.05%	Put
2038	—REALOGY HLDGS CORP	11,800	$342K	4.05%	Put
2039	—AXIALL CORP	10,487	$342K	4.05%
2040	SANDSANDSTORM GOLD LTD	76,400	$341K	4.03%	Put
2041	VCYTVERACYTE INC	67,600	$340K	4.02%	Put
2042	—HORTONWORKS INC	31,700	$339K	4.01%	Put
2043	—WORLD WRESTLING ENTMT INC	18,400	$339K	4.01%	Call
2044	—OCH ZIFF CAP MGMT GROUP	89,300	$339K	4.01%	Call
2045	—MERIDIAN BIOSCIENCE INC	17,300	$337K	3.99%	Call
2046	—INTERPUBLIC GROUP COS INC	14,600	$337K	3.99%	Call
2047	—ITT EDUCATIONAL SERVICES INC	175,100	$336K	3.98%	Put
2048	—BIG LOTS INC	6,700	$336K	3.98%	Call
2049	CAGCONAGRA FOODS INC	7,000	$335K	3.96%	Put
2050	PNCPNC FINL SVCS GROUP INC	4,100	$334K	3.95%	Call
2051	PTCTPTC THERAPEUTICS INC	47,562	$334K	3.95%
2052	SYNASYNAPTICS INC	6,200	$333K	3.94%	Call
2053	TXTTEXTRON INC	9,100	$333K	3.94%	Call
2054	—COSAN LTD	51,200	$333K	3.94%	Put
2055	—ARM HLDGS PLC	7,300	$332K	3.93%	Call
2056	—NEW RELIC INC	11,300	$332K	3.93%	Put
2057	T77LENDINGTREE INC NEW	3,744	$331K	3.92%
2058	NCLHNORWEGIAN CRUISE LINE HLDGS	8,300	$331K	3.92%	Put
2059	BXPBOSTON PROPERTIES INC	2,500	$330K	3.90%	Call
2060	BIPBROOKFIELD INFRAST PARTNERS	7,300	$330K	3.90%	Put
2061	—WILLIAMS PARTNERS L P NEW	9,533	$330K	3.90%
2062	ORANYORANGE	20,104	$330K	3.90%
2063	—GLADSTONE CAPITAL CORP	45,400	$329K	3.89%	Call
2064	—CIT GROUP INC	10,300	$329K	3.89%	Put
2065	—JUNIPER NETWORKS INC	14,600	$328K	3.88%	Call
2066	—PACIFIC ETHANOL INC	60,166	$328K	3.88%
2067	PGRPROGRESSIVE CORP OHIO	9,800	$328K	3.88%	Call
2068	HBANHUNTINGTON BANCSHARES INC	36,700	$328K	3.88%	Call
2069	TJXTJX COS INC NEW	4,245	$328K	3.88%
2070	—EXCO RESOURCES INC	252,300	$328K	3.88%	Call
2071	—RICE ENERGY INC	14,900	$328K	3.88%	Put
2072	—BARRACUDA NETWORKS INC	21,600	$327K	3.87%	Call
2073	SIVBEURSVB FINL GROUP	3,426	$326K	3.86%
2074	IRDMIRIDIUM COMMUNICATIONS INC	36,700	$326K	3.86%	Call
2075	—FINISAR CORP	18,600	$326K	3.86%	Put
2076	SYYSYSCO CORP	6,400	$325K	3.85%	Call
2077	AKBAAKEBIA THERAPEUTICS INC	43,400	$325K	3.85%	Put
2078	—GULFPORT ENERGY CORP	10,400	$325K	3.85%	Put
2079	—ISHARES GOLD TRUST	25,500	$325K	3.85%	Call
2080	CLNECLEAN ENERGY FUELS CORP	93,500	$324K	3.83%	Call
2081	CLFDCLEARFIELD INC	18,100	$324K	3.83%	Call
2082	—CASH AMER INTL INC	7,600	$324K	3.83%	Call
2083	—OCEAN RIG UDW INC	130,300	$323K	3.82%	Put
2084	HHYATT HOTELS CORP	6,576	$323K	3.82%
2085	—CEPHEID	10,500	$323K	3.82%	Put
2086	TRIPTRIPADVISOR INC	5,000	$322K	3.81%	Put
2087	—PVH CORP	3,400	$320K	3.79%	Call
2088	—WHOLE FOODS MKT INC	10,000	$320K	3.79%	Call
2089	BOXBOX INC	30,900	$320K	3.79%	Call
2090	—GROUPON INC	98,000	$319K	3.77%	Put
2091	—QUALITY SYS INC	26,800	$319K	3.77%	Put
2092	—FLAMEL TECHNOLOGIES SA	29,700	$319K	3.77%	Put
2093	—PURE STORAGE INC	29,300	$319K	3.77%	Call
2094	EXTREXTREME NETWORKS INC	94,200	$319K	3.77%	Call
2095	—PENN WEST PETE LTD NEW	229,300	$319K	3.77%	Call
2096	QTWOQ2 HLDGS INC	11,300	$317K	3.75%	Put
2097	—ACCELERATE DIAGNOSTICS INC	22,000	$317K	3.75%	Put
2098	QCOMQUALCOMM INC	5,918	$317K	3.75%
2099	—ATWOOD OCEANICS INC	25,300	$317K	3.75%	Put
2100	ETRAE TRADE FINANCIAL CORP	13,468	$316K	3.74%

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