GROUP ONE TRADING LLC Q1 2017 Filing

Filed May 10, 2017

Portfolio Value

$8.6M

Holdings

4,605

Report Date

Q1 2017

Filing Type

13F-HR

All Holdings (4,605 positions)

#	Stock	Shares	Value	% Portfolio	Type
1801	HRBBLOCK H & R INC	23,802	$553K	6.44%
1802	PENNPENN NATL GAMING INC	30,008	$553K	6.44%
1803	VACMARRIOTT VACATIONS WRLDWDE C	5,500	$550K	6.40%	Call
1804	—GALENA BIOPHARMA INC	900,900	$550K	6.40%	Call
1805	LKQ1LKQ CORP	18,708	$548K	6.38%
1806	SEDGSOLAREDGE TECHNOLOGIES INC	35,111	$548K	6.38%
1807	ELFE L F BEAUTY INC	19,000	$547K	6.37%	Put
1808	—WESTERN REFNG INC	15,600	$547K	6.37%	Call
1809	—HERTZ GLOBAL HLDGS INC	31,189	$547K	6.37%
1810	EEPENBRIDGE ENERGY PARTNERS L P	28,720	$546K	6.36%
1811	FTITECHNIPFMC PLC	16,800	$546K	6.36%	Put
1812	—ZELTIQ AESTHETICS INC	9,800	$545K	6.35%	Call
1813	—HORTONWORKS INC	55,500	$544K	6.33%	Call
1814	JNPJUNIPER NETWORKS INC	19,554	$544K	6.33%
1815	BHPBHP BILLITON LTD	14,983	$544K	6.33%
1816	DNREURDENBURY RES INC	210,905	$544K	6.33%
1817	—ZYNGA INC	189,900	$541K	6.30%	Call
1818	—ACXIOM CORP	19,000	$541K	6.30%	Call
1819	—FOMENTO ECONOMICO MEXICANO S	6,100	$540K	6.29%	Call
1820	—CHEETAH MOBILE INC	50,300	$540K	6.29%	Put
1821	SPHSUBURBAN PROPANE PARTNERS L	20,000	$539K	6.28%	Call
1822	ALLALLSTATE CORP	6,600	$538K	6.26%	Call
1823	INFYINFOSYS LTD	33,900	$536K	6.24%	Call
1824	SBLKSTAR BULK CARRIERS CORP	45,000	$535K	6.23%	Put
1825	—STORE CAP CORP	22,400	$535K	6.23%	Put
1826	—ATHENE HLDG LTD	10,700	$535K	6.23%	Call
1827	ETNEATON CORP PLC	7,200	$534K	6.22%	Call
1828	ACMAECOM	14,933	$531K	6.18%
1829	—NEURODERM LTD	20,000	$531K	6.18%	Call
1830	—STAPLES INC	60,400	$530K	6.17%	Call
1831	DKLDELEK LOGISTICS PARTNERS LP	15,892	$529K	6.16%
1832	—SEATTLE GENETICS INC	8,400	$528K	6.15%	Put
1833	—NATIONSTAR MTG HLDGS INC	33,500	$528K	6.15%	Call
1834	GBXGREENBRIER COS INC	12,217	$527K	6.14%
1835	DKLDELEK LOGISTICS PARTNERS LP	15,800	$526K	6.12%	Put
1836	—AIR METHODS CORP	12,200	$525K	6.11%	Put
1837	ATHMAUTOHOME INC	16,489	$524K	6.10%
1838	KNDIKANDI TECHNOLOGIES GROUP INC	137,811	$524K	6.10%
1839	—WESTERN UN CO	25,700	$523K	6.09%	Put
1840	NVONOVO-NORD ISK A S	15,200	$521K	6.07%	Call
1841	—PROGENICS PHARMACEUTICALS IN	55,200	$521K	6.07%	Put
1842	NHTCNATURAL HEALTH TRENDS CORP	18,000	$520K	6.05%	Put
1843	—INTERNAP CORP	139,400	$519K	6.04%	Call
1844	—COWEN GROUP INC NEW	34,700	$519K	6.04%	Call
1845	MASMASCO CORP	15,185	$516K	6.01%
1846	—MEDICAL PPTYS TRUST INC	40,000	$516K	6.01%	Put
1847	—SEASPAN CORP	74,100	$514K	5.98%	Put
1848	—COLONY NORTHSTAR INC	39,832	$514K	5.98%
1849	—CONATUS PHARMACEUTICALS INC	88,700	$512K	5.96%	Put
1850	—FORD MTR CO DEL	44,000	$512K	5.96%	Call
1851	GRMNGARMIN LTD	10,000	$511K	5.95%	Call
1852	NINISOURCE INC	21,500	$511K	5.95%	Call
1853	GISGENERAL MLS INC	8,648	$510K	5.94%
1854	CYBRCYBERARK SOFTWARE LTD	10,000	$509K	5.93%	Put
1855	—EASTMAN CHEM CO	6,300	$509K	5.93%	Call
1856	USACUSA COMPRESSION PARTNERS LP	30,100	$508K	5.91%	Put
1857	WALWESTERN ALLIANCE BANCORP	10,300	$506K	5.89%	Call
1858	SOSOUTHERN CO	10,160	$506K	5.89%
1859	—ARENA PHARMACEUTICALS INC	345,735	$505K	5.88%
1860	NSCNORFOLK SOUTHERN CORP	4,512	$505K	5.88%
1861	ARANTERO RES CORP	21,900	$500K	5.82%	Put
1862	—CALIFORNIA RES CORP	33,100	$498K	5.80%	Call
1863	RACEFERRARI N V	6,700	$498K	5.80%	Call
1864	—OPHTHOTECH CORP	135,400	$496K	5.77%	Call
1865	—BRIGHTCOVE INC	55,600	$495K	5.76%	Put
1866	—ZELTIQ AESTHETICS INC	8,900	$495K	5.76%	Put
1867	—BANCORP INC DEL	97,000	$495K	5.76%	Call
1868	DBDEUTSCHE BANK AG	28,762	$494K	5.75%
1869	VYXNCR CORP NEW	10,800	$493K	5.74%	Call
1870	TSTENARIS S A	14,400	$492K	5.73%	Call
1871	—NEWLINK GENETICS CORP	20,400	$492K	5.73%	Put
1872	LNWOSCIENTIFIC GAMES CORP	20,808	$492K	5.73%
1873	SGMOSANGAMO THERAPEUTICS INC	94,400	$491K	5.72%	Put
1874	VACMARRIOTT VACATIONS WRLDWDE C	4,900	$490K	5.70%	Put
1875	NGLNGL ENERGY PARTNERS LP	21,700	$490K	5.70%	Call
1876	FIZZNATIONAL BEVERAGE CORP	5,800	$490K	5.70%	Put
1877	—NOVAVAX INC	381,800	$489K	5.69%	Put
1878	—SUNOCO LOGISTICS PRTNRS L P	20,000	$488K	5.68%	Put
1879	COWNEURCOWEN GROUP INC NEW	32,669	$488K	5.68%
1880	—DOLLAR GEN CORP NEW	7,000	$488K	5.68%	Put
1881	—ORANGE	31,400	$488K	5.68%	Put
1882	—HOLLYSYS AUTOMATION TECHNOLO	28,700	$486K	5.66%	Call
1883	GONGERON CORP	213,680	$485K	5.65%
1884	SHAKSHAKE SHACK INC	14,533	$485K	5.65%
1885	NAKNORTHERN DYNASTY MINERALS LT	336,934	$482K	5.61%
1886	—ORGANOVO HLDGS INC	151,600	$482K	5.61%	Call
1887	SSTKSHUTTERSTOCK INC	11,600	$480K	5.59%	Put
1888	CRUSCIRRUS LOGIC INC	7,900	$479K	5.58%	Put
1889	FNFABRINET	11,400	$479K	5.58%	Call
1890	MARMARRIOTT INTL INC NEW	5,061	$477K	5.55%
1891	GOGOGOGO INC	43,400	$477K	5.55%	Put
1892	—NATIONSTAR MTG HLDGS INC	30,200	$476K	5.54%	Put
1893	TREELENDINGTREE INC NEW	3,800	$476K	5.54%	Put
1894	HTLDEXPRESS INC	52,188	$475K	5.53%
1895	IGTINTERNATIONAL GAME TECHNOLOG	19,985	$474K	5.52%
1896	OASEUROASIS PETE INC NEW	33,072	$472K	5.50%
1897	PKPARK HOTELS RESORTS INC	18,384	$472K	5.50%
1898	—CARDTRONICS PLC	10,100	$472K	5.50%	Put
1899	UECURANIUM ENERGY CORP	332,200	$472K	5.50%	Call
1900	NFLXNETFLIX INC	3,190	$472K	5.50%

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