GROUP ONE TRADING LLC Q2 2019 Filing

Filed August 9, 2019

Portfolio Value

$11.1M

Holdings

4,933

Report Date

Q2 2019

Filing Type

13F-HR

All Holdings (4,933 positions)

#	Stock	Shares	Value	% Portfolio	Type
1801	—VIRNETX HLDG CORP	123,500	$767K	6.94%	Call
1802	—LEGG MASON INC	20,000	$766K	6.93%	Call
1803	JXC1J2 GLOBAL INC	8,614	$766K	6.93%
1804	GPCGENUINE PARTS CO	7,400	$766K	6.93%	Call
1805	INSMINSMED INC	29,800	$763K	6.90%	Call
1806	UBNTEURUBIQUITI NETWORKS INC	5,796	$762K	6.90%
1807	MDTMEDTRONIC PLC	7,800	$760K	6.88%	Call
1808	SKYSKYLINE CHAMPION CORPORATION	27,700	$758K	6.86%	Call
1809	—HI CRUSH INC	308,000	$758K	6.86%	Put
1810	—PARSLEY ENERGY INC	39,889	$758K	6.86%
1811	—PYXUS INTL INC	49,800	$757K	6.85%	Call
1812	MPLXMPLX LP	23,500	$756K	6.84%	Put
1813	—CLOUDERA INC	143,800	$756K	6.84%	Call
1814	OSKOSHKOSH CORP	9,000	$751K	6.80%	Put
1815	ADSKAUTODESK INC	4,613	$751K	6.80%
1816	CHKPCHECK POINT SOFTWARE TECH LT	6,500	$751K	6.80%	Put
1817	POSTPOST HLDGS INC	7,200	$749K	6.78%	Put
1818	PSXPHILLIPS 66	8,000	$748K	6.77%	Call
1819	—TEEKAY TANKERS LTD	584,200	$748K	6.77%	Call
1820	CNHCNH INDL N V	72,700	$747K	6.76%	Call
1821	BWABORGWARNER INC	17,800	$747K	6.76%	Call
1822	CRTOCRITEO S A	43,393	$747K	6.76%
1823	AMWDAMERICAN WOODMARK CORPORATIO	8,800	$745K	6.74%	Put
1824	—UXIN LTD	338,700	$745K	6.74%	Call
1825	APLEAPPLE HOSPITALITY REIT INC	47,000	$745K	6.74%	Put
1826	ONCBEIGENE LTD	6,000	$744K	6.73%	Call
1827	NVROEURNEVRO CORP	11,463	$743K	6.72%
1828	—APACHE CORP	25,600	$742K	6.71%	Call
1829	QNSTQUINSTREET INC	46,800	$742K	6.71%	Put
1830	—CERNER CORP	10,100	$740K	6.70%	Put
1831	—MARVELL TECHNOLOGY GROUP LTD	30,900	$738K	6.68%	Put
1832	TEOTELECOM ARGENTINA S A	41,700	$737K	6.67%	Put
1833	—HEXO CORP	138,500	$737K	6.67%	Put
1834	—GLOBAL BRASS & COPPR HLDGS I	16,800	$735K	6.65%	Call
1835	FNKOFUNKO INC	30,300	$734K	6.64%	Put
1836	CRMDCORMEDIX INC	81,700	$733K	6.63%	Put
1837	EGHT8X8 INC NEW	30,200	$728K	6.59%	Call
1838	—SOUTHWESTERN ENERGY CO	230,000	$727K	6.58%	Call
1839	PAHUSDELEMENT SOLUTIONS INC	70,274	$727K	6.58%
1840	—SORRENTO THERAPEUTICS INC	272,300	$727K	6.58%	Call
1841	—BLUE APRON HLDGS INC	107,500	$727K	6.58%	Put
1842	EBIXEUREBIX INC	14,450	$726K	6.57%
1843	CRAICRA INTL INC	18,935	$726K	6.57%
1844	—YY INC	10,400	$725K	6.56%	Call
1845	MURMURPHY OIL CORP	29,400	$725K	6.56%	Put
1846	THCTENET HEALTHCARE CORP	35,100	$725K	6.56%	Call
1847	SONYSONY CORP	13,800	$723K	6.54%	Put
1848	ADIANALOG DEVICES INC	6,400	$722K	6.53%	Call
1849	—RECRO PHARMA INC	71,000	$722K	6.53%	Call
1850	DLTRDOLLAR TREE INC	6,700	$720K	6.52%	Call
1851	DLRDIGITAL RLTY TR INC	6,100	$719K	6.51%	Call
1852	ELDELDORADO GOLD CORP NEW	123,178	$717K	6.49%
1853	—CARRIZO OIL & GAS INC	71,500	$716K	6.48%	Put
1854	—AMERICAN MIDSTREAM PARTNERS	138,400	$716K	6.48%	Put
1855	VFFVILLAGE FARMS INTL INC	62,500	$715K	6.47%	Put
1856	TCBITEXAS CAPITAL BANCSHARES INC	11,600	$712K	6.44%	Put
1857	AXAXOS FINL INC	26,100	$711K	6.43%	Call
1858	—TAILORED BRANDS INC	123,000	$710K	6.42%	Call
1859	PAGPENSKE AUTOMOTIVE GRP INC	15,000	$710K	6.42%	Call
1860	—TATA MTRS LTD	60,700	$709K	6.42%	Put
1861	—DOLLAR GEN CORP NEW	5,200	$703K	6.36%	Call
1862	WIXWIX COM LTD	4,944	$703K	6.36%
1863	—AIR TRANSPORT SERVICES GRP I	28,800	$703K	6.36%	Call
1864	UAAUNDER ARMOUR INC	27,678	$702K	6.35%
1865	—KANDI TECHNOLOGIES GROUP INC	142,100	$701K	6.34%	Put
1866	INFYINFOSYS LTD	65,495	$701K	6.34%
1867	NHTCNATURAL HEALTH TRENDS CORP	86,800	$699K	6.33%	Put
1868	—JETBLUE AWYS CORP	37,800	$699K	6.33%	Call
1869	—CISION LTD	59,600	$699K	6.33%	Call
1870	—NOBLE CORP PLC	373,100	$698K	6.32%	Put
1871	LEALEAR CORP	5,000	$696K	6.30%	Call
1872	—CORNERSTONE ONDEMAND INC	12,000	$695K	6.29%	Call
1873	CHKPCHECK POINT SOFTWARE TECH LT	6,000	$694K	6.28%	Call
1874	TAKTAKEDA PHARMACEUTICAL CO LTD	39,200	$694K	6.28%	Put
1875	BOOMDMC GLOBAL INC	10,940	$693K	6.27%
1876	AFWALIGN TECHNOLOGY INC	2,529	$692K	6.26%
1877	—HERTZ GLOBAL HLDGS INC	43,318	$691K	6.25%
1878	PENNPENN NATL GAMING INC	35,800	$690K	6.24%	Put
1879	—OCH ZIFF CPTL MANGEMNT GRP I	30,000	$689K	6.23%	Call
1880	—GLOBAL PMTS INC	4,300	$689K	6.23%	Call
1881	—CORNERSTONE BLDG BRANDS INC	118,206	$689K	6.23%
1882	ZEN1EURZENDESK INC	7,732	$688K	6.23%
1883	—VEREIT INC	76,000	$685K	6.20%	Call
1884	ALRMALARM COM HLDGS INC	12,800	$685K	6.20%	Put
1885	—SERVICE CORP INTL	14,600	$683K	6.18%	Call
1886	SIGASIGA TECHNOLOGIES INC	120,000	$682K	6.17%	Put
1887	GFIGOLD FIELDS LTD NEW	125,900	$681K	6.16%	Put
1888	OMFONEMAIN HLDGS INC	20,100	$680K	6.15%	Call
1889	LENLENNAR CORP	14,038	$680K	6.15%
1890	—BLACK KNIGHT INC	11,300	$680K	6.15%	Call
1891	—JAGGED PEAK ENERGY INC	81,800	$676K	6.12%	Call
1892	—MSG NETWORK INC	32,600	$676K	6.12%	Put
1893	CVMCEL SCI CORP	80,500	$675K	6.11%	Call
1894	—TEEKAY OFFSHORE PARTNERS L P	535,600	$675K	6.11%	Call
1895	—MARINUS PHARMACEUTICALS INC	162,400	$674K	6.10%	Put
1896	—TEEKAY OFFSHORE PARTNERS L P	533,900	$673K	6.09%	Put
1897	—ANGI HOMESERVICES INC	51,700	$673K	6.09%	Call
1898	ODFLOLD DOMINION FREIGHT LINE IN	4,500	$672K	6.08%	Call
1899	VSATVIASAT INC	8,312	$672K	6.08%
1900	CHTRCHARTER COMMUNICATIONS INC N	1,700	$672K	6.08%	Put

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