GROUP ONE TRADING LLC Q1 2016 Filing

Filed May 12, 2016

Portfolio Value

$7.1M

Holdings

4,548

Report Date

Q1 2016

Filing Type

13F-HR

All Holdings (4,548 positions)

#	Stock	Shares	Value	% Portfolio	Type
1901	—FRANCESCAS HLDGS CORP	20,000	$383K	5.41%	Call
1902	—TILE SHOP HLDGS INC	25,700	$383K	5.41%	Put
1903	—JAMBA INC	31,000	$383K	5.41%	Call
1904	VRTXVERTEX PHARMACEUTICALS INC	4,821	$383K	5.41%
1905	—MARKETO INC	19,521	$382K	5.39%
1906	—TRINA SOLAR LIMITED	38,400	$382K	5.39%	Put
1907	AOSSMITH A O	5,000	$382K	5.39%	Put
1908	—BARNES & NOBLE INC	30,900	$382K	5.39%	Put
1909	—ACORDA THERAPEUTICS INC	14,393	$381K	5.38%
1910	—RUCKUS WIRELESS INC	38,800	$381K	5.38%	Call
1911	—ISHARES GOLD TRUST	32,100	$381K	5.38%	Call
1912	UBSUBS GROUP AG	23,700	$380K	5.36%	Call
1913	RDYDR REDDYS LABS LTD	8,400	$380K	5.36%
1914	—ORANGE	21,800	$379K	5.35%	Call
1915	—ROYAL DUTCH SHELL PLC	7,700	$379K	5.35%	Put
1916	NGNOVAGOLD RES INC	75,000	$378K	5.34%	Call
1917	—MERIDIAN BIOSCIENCE INC	18,300	$377K	5.32%	Call
1918	—CVR REFNG LP	31,200	$377K	5.32%	Call
1919	—ENVISION HEALTHCARE HLDGS IN	18,500	$377K	5.32%	Call
1920	—ENZO BIOCHEM INC	82,700	$376K	5.31%	Call
1921	SKAASKECHERS U S A INC	12,334	$376K	5.31%
1922	—CERNER CORP	7,100	$376K	5.31%	Call
1923	—EXONE CO	28,600	$376K	5.31%	Put
1924	CHLUSDCHINA MOBILE LIMITED	6,775	$376K	5.31%
1925	CLNECLEAN ENERGY FUELS CORP	128,100	$375K	5.29%	Put
1926	—KONGZHONG CORP	52,258	$375K	5.29%
1927	BERYEURBERRY PLASTICS GROUP INC	10,382	$375K	5.29%
1928	—ARENA PHARMACEUTICALS INC	190,200	$375K	5.29%	Put
1929	IMKTAINGLES MKTS INC	10,000	$375K	5.29%	Put
1930	DLXDELUXE CORP	6,000	$375K	5.29%	Put
1931	OASEUROASIS PETE INC NEW	51,379	$374K	5.28%
1932	DARDARLING INGREDIENTS INC	28,425	$374K	5.28%
1933	—KERYX BIOPHARMACEUTICALS INC	79,800	$373K	5.27%	Call
1934	CYTKCYTOKINETICS INC	52,700	$372K	5.25%	Call
1935	TRMBTRIMBLE NAVIGATION LTD	15,000	$372K	5.25%	Call
1936	—HALYARD HEALTH INC	12,900	$371K	5.24%	Call
1937	VACMARRIOTT VACATIONS WRLDWDE C	5,500	$371K	5.24%	Put
1938	MRSHMARSH & MCLENNAN COS INC	6,100	$371K	5.24%	Call
1939	IBKRINTERACTIVE BROKERS GROUP IN	9,400	$370K	5.22%	Put
1940	—FORTRESS INVESTMENT GROUP LL	77,400	$370K	5.22%	Put
1941	—SCHWAB STRATEGIC TR	7,500	$370K	5.22%	Call
1942	SCHLSCHOLASTIC CORP	9,900	$370K	5.22%	Call
1943	CFRCULLEN FROST BANKERS INC	6,700	$369K	5.21%	Call
1944	—ST JUDE MED INC	6,700	$369K	5.21%	Put
1945	IMMRIMMERSION CORP	44,700	$369K	5.21%	Call
1946	CCCHEMOURS CO	52,500	$368K	5.20%	Put
1947	EDAPEDAP TMS S A	91,500	$368K	5.20%	Call
1948	—GLOBUS MED INC	15,500	$368K	5.20%	Call
1949	NGLNGL ENERGY PARTNERS LP	48,700	$366K	5.17%	Call
1950	AMXNAMERICA MOVIL SAB DE CV	23,552	$366K	5.17%
1951	—ENERGEN CORP	10,000	$366K	5.17%	Put
1952	—MCDERMOTT INTL INC	89,442	$366K	5.17%
1953	—AERIE PHARMACEUTICALS INC	30,000	$365K	5.15%	Call
1954	—HARMAN INTL INDS INC	4,100	$365K	5.15%	Call
1955	—UNIVERSAL INS HLDGS INC	20,500	$365K	5.15%	Put
1956	—TALLGRASS ENERGY PARTNERS LP	9,500	$364K	5.14%	Call
1957	—CALAMP CORP	20,300	$364K	5.14%	Put
1958	IMKTAINGLES MKTS INC	9,702	$364K	5.14%
1959	—OCH ZIFF CAP MGMT GROUP	83,419	$363K	5.12%
1960	—YOUKU TUDOU INC	13,204	$363K	5.12%
1961	RGRSTURM RUGER & CO INC	5,300	$362K	5.11%	Call
1962	CLVSEURCLOVIS ONCOLOGY INC	18,816	$361K	5.10%
1963	—LEAPFROG ENTERPRISES INC	362,000	$360K	5.08%	Put
1964	—GRUBHUB INC	14,300	$359K	5.07%	Put
1965	—EXONE CO	27,310	$359K	5.07%
1966	—ARMOUR RESIDENTIAL REIT INC	16,686	$359K	5.07%
1967	—SIBANYE GOLD LTD	23,600	$358K	5.05%	Put
1968	—PEOPLES UNITED FINANCIAL INC	22,500	$358K	5.05%	Call
1969	—PDC ENERGY INC	6,000	$357K	5.04%	Put
1970	NVROEURNEVRO CORP	6,341	$357K	5.04%
1971	—NEW GOLD INC CDA	95,400	$356K	5.03%	Put
1972	CITUSDCIT GROUP INC	11,462	$356K	5.03%
1973	—ATMEL CORP	43,874	$356K	5.03%
1974	BDNBRANDYWINE RLTY TR	25,400	$356K	5.03%	Call
1975	WCCWESCO INTL INC	6,500	$355K	5.01%
1976	—SOLAZYME INC	175,000	$355K	5.01%	Call
1977	—OSIRIS THERAPEUTICS INC NEW	62,131	$355K	5.01%
1978	EXELEXELIXIS INC	88,800	$355K	5.01%	Put
1979	—DEAN FOODS CO NEW	20,500	$355K	5.01%	Put
1980	—INVIVO THERAPEUTICS HLDGS CO	50,700	$354K	5.00%	Put
1981	—ARCTIC CAT INC	21,000	$353K	4.98%	Put
1982	—NEURODERM LTD	25,000	$353K	4.98%	Put
1983	BIPBROOKFIELD INFRAST PARTNERS	8,300	$350K	4.94%	Put
1984	UVEUNIVERSAL INS HLDGS INC	19,624	$349K	4.93%
1985	PLUGPLUG POWER INC	170,100	$349K	4.93%	Call
1986	—ICONIX BRAND GROUP INC	43,300	$349K	4.93%	Call
1987	—SONIC CORP	9,900	$348K	4.91%	Call
1988	PNCPNC FINL SVCS GROUP INC	4,100	$347K	4.90%	Call
1989	TTPHEURTETRAPHASE PHARMACEUTICALS I	74,840	$347K	4.90%
1990	GFIGOLD FIELDS LTD NEW	88,000	$347K	4.90%	Put
1991	—FINANCIAL ENGINES INC	11,000	$346K	4.88%	Put
1992	—SCIENTIFIC GAMES CORP	36,700	$346K	4.88%	Put
1993	—MATCH GROUP INC	31,200	$345K	4.87%	Call
1994	ALKSALKERMES PLC	10,100	$345K	4.87%	Put
1995	HBANHUNTINGTON BANCSHARES INC	36,200	$345K	4.87%	Call
1996	—ENERGEN CORP	9,400	$344K	4.86%
1997	—SWIFT TRANSN CO	18,400	$343K	4.84%	Call
1998	ULUNILEVER PLC	7,600	$343K	4.84%	Put
1999	IBNICICI BK LTD	47,800	$342K	4.83%	Call
2000	INGING GROEP N V	28,600	$341K	4.81%	Put

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