GROUP ONE TRADING LLC Q3 2018 Filing

Filed November 8, 2018

Portfolio Value

$12.7M

Holdings

5,172

Report Date

Q3 2018

Filing Type

13F-HR

All Holdings (5,172 positions)

#	Stock	Shares	Value	% Portfolio	Type
1801	—SAGE THERAPEUTICS INC	6,500	$918K	7.25%	Put
1802	SSNCSS&C TECHNOLOGIES HLDGS INC	16,100	$915K	7.23%	Put
1803	SSTKSHUTTERSTOCK INC	16,700	$911K	7.20%	Call
1804	CROXCROCS INC	42,700	$909K	7.18%	Call
1805	ZEN1EURZENDESK INC	12,796	$909K	7.18%
1806	—TAHOE RES INC	324,700	$906K	7.16%	Call
1807	PRUPRUDENTIAL FINL INC	8,900	$902K	7.13%	Put
1808	—NEWFIELD EXPL CO	31,200	$900K	7.11%	Call
1809	MASMASCO CORP	24,575	$899K	7.10%
1810	VTRVENTAS INC	16,500	$897K	7.09%	Call
1811	SUPNSUPERNUS PHARMACEUTICALS INC	17,800	$896K	7.08%	Put
1812	—MEET GROUP INC	181,069	$896K	7.08%
1813	HSTHOST HOTELS & RESORTS INC	42,420	$895K	7.07%
1814	CZFSCITIZENS FINL GROUP INC	23,200	$895K	7.07%	Call
1815	ITUBITAU UNIBANCO HLDG SA	81,516	$895K	7.07%
1816	—GSV CAP CORP	129,100	$892K	7.05%	Call
1817	BXUSDBLACKSTONE GROUP L P	23,371	$890K	7.03%
1818	—CENTENNIAL RESOURCE DEV INC	40,700	$889K	7.02%	Put
1819	BACBANK AMER CORP	30,184	$889K	7.02%
1820	DBCINVESCO DB COMMDY INDX TRCK	49,454	$889K	7.02%
1821	—CATALENT INC	19,500	$888K	7.02%	Call
1822	ALLALLSTATE CORP	9,000	$888K	7.02%	Call
1823	EMREMERSON ELEC CO	11,600	$888K	7.02%	Put
1824	GSHDGOOSEHEAD INS INC	26,158	$886K	7.00%
1825	ARCCARES CAP CORP	51,455	$885K	6.99%
1826	XINUSDXINYUAN REAL ESTATE CO LTD	196,108	$884K	6.99%
1827	QVCAUSDQURATE RETAIL INC	39,776	$883K	6.98%
1828	—CREE INC	23,300	$882K	6.97%	Call
1829	—ZYNGA INC	219,800	$881K	6.96%	Call
1830	FSLRFIRST SOLAR INC	18,200	$881K	6.96%	Call
1831	GOGOGOGO INC	169,400	$879K	6.95%	Put
1832	—DOLLAR GEN CORP NEW	8,000	$874K	6.91%	Put
1833	—HOLLYFRONTIER CORP	12,500	$874K	6.91%	Call
1834	EXCEXELON CORP	20,000	$873K	6.90%	Put
1835	ARMKARAMARK	20,265	$872K	6.89%
1836	MBTGBPMOBILE TELESYSTEMS PJSC	102,163	$871K	6.88%
1837	—MAXWELL TECHNOLOGIES INC	249,300	$870K	6.87%	Put
1838	AGOASSURED GUARANTY LTD	20,600	$870K	6.87%	Call
1839	—BUCKEYE PARTNERS L P	24,342	$869K	6.87%
1840	—INTERPUBLIC GROUP COS INC	37,900	$867K	6.85%	Put
1841	—CHINA MOBILE LIMITED	17,700	$866K	6.84%	Put
1842	—WELLCARE HEALTH PLANS INC	2,700	$865K	6.84%	Put
1843	—ATLASSIAN CORP PLC	9,000	$865K	6.84%	Call
1844	—PIVOTAL SOFTWARE INC	44,200	$865K	6.84%	Put
1845	ARCCARES CAP CORP	50,300	$865K	6.84%	Put
1846	AGIOAGIOS PHARMACEUTICALS INC	11,200	$864K	6.83%	Call
1847	AVAVAEROVIRONMENT INC	7,700	$864K	6.83%	Put
1848	—MAZOR ROBOTICS LTD	14,800	$863K	6.82%	Call
1849	CYTKCYTOKINETICS INC	87,400	$861K	6.80%	Put
1850	—REGENCY CTRS CORP	13,300	$860K	6.80%	Put
1851	CERSCERUS CORP	119,000	$858K	6.78%	Call
1852	—FITBIT INC	160,300	$858K	6.78%	Put
1853	NKENIKE INC	10,100	$856K	6.76%	Call
1854	DBAINVESCO DB MLTI SECTR CMMTY	50,600	$856K	6.76%	Put
1855	BPOPPOPULAR INC	16,700	$856K	6.76%	Call
1856	RDNTRADNET INC	56,800	$855K	6.76%	Put
1857	JCIJOHNSON CTLS INTL PLC	24,400	$854K	6.75%	Put
1858	PAGPPLAINS GP HLDGS L P	34,800	$854K	6.75%	Put
1859	DINDINE BRANDS GLOBAL INC	10,500	$854K	6.75%	Put
1860	WFRDWEATHERFORD INTL PLC	314,841	$853K	6.74%
1861	EGHT8X8 INC NEW	40,000	$850K	6.72%	Call
1862	PBIPITNEY BOWES INC	119,600	$847K	6.69%	Put
1863	AUPHAURINIA PHARMACEUTICALS INC	127,400	$846K	6.69%	Put
1864	SASEABRIDGE GOLD INC	65,300	$846K	6.69%	Put
1865	—CHANGYOU COM LTD	64,100	$846K	6.69%	Call
1866	—TCF FINL CORP	35,400	$843K	6.66%	Call
1867	—EATON VANCE CORP	16,000	$841K	6.65%	Call
1868	—ELDORADO GOLD CORP NEW	952,300	$841K	6.65%	Put
1869	—MACQUARIE INFRASTRUCTURE COR	18,200	$840K	6.64%	Call
1870	CERSCERUS CORP	116,500	$840K	6.64%	Put
1871	CPRTCOPART INC	16,300	$840K	6.64%	Put
1872	IPGINTERPUBLIC GROUP COS INC	36,666	$839K	6.63%
1873	—APTIV PLC	10,000	$839K	6.63%	Put
1874	FNFABRINET	18,122	$838K	6.62%
1875	JACKJACK IN THE BOX INC	10,000	$838K	6.62%	Call
1876	—O REILLY AUTOMOTIVE INC NEW	2,400	$834K	6.59%	Call
1877	NUENUCOR CORP	13,100	$831K	6.57%	Put
1878	DOXAMDOCS LTD	12,600	$831K	6.57%	Put
1879	EMBJEMBRAER S A	42,300	$829K	6.55%	Put
1880	NLYANNALY CAP MGMT INC	80,900	$828K	6.54%	Call
1881	BHPBHP BILLITON LTD	16,600	$827K	6.53%	Put
1882	P5YBRF SA	150,270	$823K	6.50%
1883	CREECREE INC	21,729	$823K	6.50%
1884	—FINISAR CORP	43,192	$823K	6.50%
1885	CAGCONAGRA BRANDS INC	24,200	$822K	6.50%	Put
1886	VZVERIZON COMMUNICATIONS INC	15,400	$822K	6.50%	Call
1887	AIZASSURANT INC	7,600	$820K	6.48%	Put
1888	PVACUSDPENN VA CORP NEW	10,183	$820K	6.48%
1889	—YAMANA GOLD INC	329,000	$819K	6.47%	Call
1890	YRDYIRENDAI LTD	44,500	$819K	6.47%	Call
1891	—XILINX INC	10,200	$818K	6.46%	Put
1892	VICRVICOR CORP	17,780	$818K	6.46%
1893	—ASSEMBLY BIOSCIENCES INC	22,000	$817K	6.46%	Put
1894	OMCOMNICOM GROUP INC	12,000	$816K	6.45%	Call
1895	KNXKNIGHT SWIFT TRANSN HLDGS IN	23,670	$816K	6.45%
1896	TGTXTG THERAPEUTICS INC	145,645	$816K	6.45%
1897	ESNTESSENT GROUP LTD	18,400	$814K	6.43%	Call
1898	NATNORDIC AMERICAN TANKERS LIMI	386,900	$809K	6.39%	Put
1899	OZKBANK OZK	21,300	$809K	6.39%	Put
1900	—BEACON ROOFING SUPPLY INC	22,300	$807K	6.38%	Call

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