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
1901	HHYATT HOTELS CORP	8,300	$408K	4.83%	Put
1902	—ASTRAZENECA PLC	13,500	$408K	4.83%	Put
1903	MLCOMELCO CROWN ENTMT LTD	32,400	$408K	4.83%	Call
1904	SMCISUPER MICRO COMPUTER INC	16,400	$408K	4.83%	Call
1905	LEALEAR CORP	4,000	$407K	4.82%	Call
1906	DBDEURDIEBOLD INC	16,361	$406K	4.80%
1907	—INTERSIL CORP	30,000	$406K	4.80%	Put
1908	UTXZUNITED TECHNOLOGIES CORP	3,957	$406K	4.80%
1909	—RAPTOR PHARMACEUTICAL CORP	75,500	$405K	4.79%	Call
1910	—DEMAND MEDIA INC	78,300	$405K	4.79%	Put
1911	STRZSTARZ	13,492	$404K	4.78%
1912	—CALIFORNIA RES CORP	33,000	$403K	4.77%	Put
1913	CSXCSX CORP	15,400	$402K	4.76%	Put
1914	—AMERICAN MIDSTREAM PARTNERS	34,000	$402K	4.76%	Call
1915	—ELDORADO GOLD CORP NEW	89,000	$401K	4.74%	Put
1916	—IMPAX LABORATORIES INC	13,900	$401K	4.74%	Put
1917	—DEAN FOODS CO NEW	22,100	$400K	4.73%	Call
1918	ALAIR LEASE CORP	14,900	$399K	4.72%	Call
1919	OMFONEMAIN HLDGS INC	17,500	$399K	4.72%	Call
1920	DARDARLING INGREDIENTS INC	26,800	$399K	4.72%	Call
1921	EWEDWARDS LIFESCIENCES CORP	4,000	$399K	4.72%	Call
1922	—AMARIN CORP PLC	184,726	$399K	4.72%
1923	NINISOURCE INC	15,000	$398K	4.71%	Put
1924	DLXDELUXE CORP	6,000	$398K	4.71%	Put
1925	—WELLCARE HEALTH PLANS INC	3,700	$397K	4.70%	Put
1926	—AARONS INC	18,074	$396K	4.69%
1927	—COBALT INTL ENERGY INC	294,800	$395K	4.67%	Put
1928	—PURE STORAGE INC	36,200	$395K	4.67%	Put
1929	GFIGOLD FIELDS LTD NEW	80,400	$394K	4.66%	Put
1930	—ARRIS INTL INC	18,800	$394K	4.66%	Put
1931	—NUVASIVE INC	6,600	$394K	4.66%	Call
1932	INSMINSMED INC	39,900	$393K	4.65%	Call
1933	ZTSZOETIS INC	8,286	$393K	4.65%
1934	—FORTRESS INVESTMENT GROUP LL	88,500	$391K	4.63%	Put
1935	—BANK NEW YORK MELLON CORP	10,000	$389K	4.60%	Put
1936	LN5LANNET INC	16,332	$389K	4.60%
1937	ALAIR LEASE CORP	14,476	$388K	4.59%
1938	JACKJACK IN THE BOX INC	4,500	$387K	4.58%	Call
1939	—EMERGE ENERGY SVCS LP	33,500	$386K	4.57%	Put
1940	NHTCNATURAL HEALTH TRENDS CORP	13,700	$386K	4.57%	Call
1941	CORNTEUCRIUM COMMODITY TR	18,810	$386K	4.57%
1942	—UNITED ONLINE INC	35,000	$385K	4.55%	Put
1943	—ZELTIQ AESTHETICS INC	14,100	$385K	4.55%	Call
1944	RESRPC INC	24,700	$384K	4.54%	Call
1945	—WESTERN ASSET MTG CAP CORP	40,800	$383K	4.53%	Call
1946	—AXIALL CORP	11,700	$382K	4.52%	Call
1947	CTVHELIX ENERGY SOLUTIONS GRP I	56,510	$382K	4.52%
1948	KMXCARMAX INC	7,800	$382K	4.52%	Call
1949	—TECH DATA CORP	5,300	$381K	4.51%	Put
1950	—NRG YIELD INC	25,000	$381K	4.51%	Call
1951	—SUPERVALU INC	80,552	$380K	4.50%
1952	—MEDIA GEN INC NEW	22,100	$380K	4.50%	Call
1953	—INFOBLOX INC	20,200	$379K	4.48%	Put
1954	FLOFLOWERS FOODS INC	20,154	$378K	4.47%
1955	VSHVISHAY INTERTECHNOLOGY INC	30,500	$378K	4.47%	Call
1956	BIIBBIOGEN INC	1,559	$377K	4.46%
1957	—NORDSTROM INC	9,900	$377K	4.46%	Put
1958	—XENOPORT INC	53,400	$376K	4.45%	Call
1959	EDAPEDAP TMS S A	113,500	$376K	4.45%	Call
1960	—AMERICAN CAPITAL AGENCY CORP	18,884	$374K	4.42%
1961	—TEXAS CAPITAL BANCSHARES INC	8,000	$374K	4.42%	Call
1962	—CINCINNATI BELL INC NEW	81,686	$373K	4.41%
1963	—REGULUS THERAPEUTICS INC	129,200	$373K	4.41%	Put
1964	—CALLON PETE CO DEL	33,100	$372K	4.40%	Put
1965	ICPTUSDINTERCEPT PHARMACEUTICALS IN	2,608	$372K	4.40%
1966	—ABIOMED INC	3,400	$372K	4.40%	Call
1967	—IMPERVA INC	8,639	$372K	4.40%
1968	KSSKOHLS CORP	9,800	$372K	4.40%	Put
1969	ATHMAUTOHOME INC	18,500	$372K	4.40%	Put
1970	ARRYEURARRAY BIOPHARMA INC	104,388	$372K	4.40%
1971	—TE CONNECTIVITY LTD	6,500	$371K	4.39%	Call
1972	—SELECT SECTOR SPDR TR	8,000	$371K	4.39%	Put
1973	—AMPIO PHARMACEUTICALS INC	286,600	$370K	4.38%	Put
1974	—NEVRO CORP	5,000	$369K	4.37%	Put
1975	—ANNALY CAP MGMT INC	33,200	$368K	4.35%	Call
1976	CYTKCYTOKINETICS INC	38,800	$368K	4.35%	Call
1977	ATHMAUTOHOME INC	18,289	$368K	4.35%
1978	WTWISDOMTREE INVTS INC	37,600	$368K	4.35%	Call
1979	—CREE INC	15,000	$367K	4.34%	Put
1980	MFCMANULIFE FINL CORP	26,846	$367K	4.34%
1981	PLUNPLUG POWER INC	197,043	$367K	4.34%
1982	—DIEBOLD INC	14,800	$367K	4.34%	Call
1983	—HUTCHINSON TECHNOLOGY INC	108,400	$367K	4.34%	Put
1984	—EXAMWORKS GROUP INC	10,500	$366K	4.33%	Put
1985	PTCTPTC THERAPEUTICS INC	52,200	$366K	4.33%	Call
1986	—ORGANOVO HLDGS INC	98,218	$365K	4.32%
1987	ULTAULTA SALON COSMETCS & FRAG I	1,500	$365K	4.32%	Call
1988	PC6APETROCHINA CO LTD	5,374	$365K	4.32%
1989	—CYNOSURE INC	7,500	$365K	4.32%	Put
1990	—NATIONSTAR MTG HLDGS INC	32,400	$365K	4.32%	Put
1991	BCEBCE INC	7,700	$364K	4.31%	Put
1992	LAZLAZARD LTD	12,191	$363K	4.29%
1993	ERIIENERGY RECOVERY INC	40,800	$363K	4.29%	Put
1994	—SAGE THERAPEUTICS INC	12,000	$362K	4.28%	Put
1995	USACUSA COMPRESSION PARTNERS LP	24,600	$361K	4.27%	Call
1996	—TERRAVIA HLDGS INC	137,300	$360K	4.26%	Call
1997	—MCDERMOTT INTL INC	72,828	$360K	4.26%
1998	CMECME GROUP INC	3,700	$360K	4.26%	Call
1999	—TECH DATA CORP	5,000	$359K	4.25%
2000	—BP PRUDHOE BAY RTY TR	19,400	$359K	4.25%	Put

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