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
1701	SWBISMITH & WESSON HLDG CORP	18,313	$487K	6.88%
1702	—ACHILLION PHARMACEUTICALS IN	62,900	$486K	6.86%	Put
1703	—GAMESTOP CORP NEW	15,300	$485K	6.85%	Call
1704	SEESEALED AIR CORP NEW	10,100	$485K	6.85%	Put
1705	—VECTOR GROUP LTD	21,200	$484K	6.83%	Put
1706	CERNCHFCERNER CORP	9,132	$484K	6.83%
1707	EWEDWARDS LIFESCIENCES CORP	5,479	$483K	6.82%
1708	EIXEDISON INTL	6,700	$482K	6.80%	Call
1709	—CAPITAL SR LIVING CORP	25,948	$481K	6.79%
1710	—ABERCROMBIE & FITCH CO	15,210	$480K	6.78%
1711	GOGOGOGO INC	43,600	$480K	6.78%	Call
1712	—LEUCADIA NATL CORP	29,700	$480K	6.78%	Put
1713	GRMNGARMIN LTD	12,000	$480K	6.78%	Put
1714	—ONCOTHYREON INC	376,800	$479K	6.76%	Call
1715	—BERRY PLASTICS GROUP INC	13,200	$477K	6.73%	Call
1716	—NAVISTAR INTL CORP NEW	38,100	$477K	6.73%	Call
1717	—DICKS SPORTING GOODS INC	10,200	$477K	6.73%	Put
1718	—TAILORED BRANDS INC	26,600	$476K	6.72%	Put
1719	—ALBANY MOLECULAR RESH INC	31,141	$476K	6.72%
1720	—BELMOND LTD	50,000	$475K	6.71%	Put
1721	—NEW YORK REIT INC	46,900	$474K	6.69%	Call
1722	—ABIOMED INC	5,000	$474K	6.69%	Call
1723	—DAVE & BUSTERS ENTMT INC	12,200	$473K	6.68%	Put
1724	—MANITOWOC INC	108,957	$472K	6.66%
1725	—LANNET INC	26,300	$472K	6.66%	Call
1726	—VEEVA SYS INC	18,800	$471K	6.65%	Call
1727	BGCPEURBGC PARTNERS INC	52,000	$471K	6.65%
1728	GELGENESIS ENERGY L P	14,800	$470K	6.64%	Call
1729	—AVON PRODS INC	97,252	$468K	6.61%
1730	—BLUCORA INC	90,600	$468K	6.61%	Put
1731	AKBAAKEBIA THERAPEUTICS INC	51,800	$467K	6.59%	Put
1732	—TERRAFORM PWR INC	53,959	$467K	6.59%
1733	ROKROCKWELL AUTOMATION INC	4,100	$466K	6.58%	Call
1734	VFCV F CORP	7,200	$466K	6.58%	Call
1735	—TIDEWATER INC	68,200	$466K	6.58%	Call
1736	—U S G CORP	18,800	$466K	6.58%	Call
1737	—FLAGSTAR BANCORP INC	21,600	$464K	6.55%	Call
1738	CMCM1EURCHEETAH MOBILE INC	28,326	$463K	6.54%
1739	—ACXIOM CORP	21,600	$463K	6.54%	Call
1740	EXASEXACT SCIENCES CORP	68,600	$462K	6.52%	Put
1741	SHLDEURSEARS HLDGS CORP	30,199	$462K	6.52%
1742	—DEPOMED INC	33,091	$461K	6.51%
1743	—AVIS BUDGET GROUP	16,800	$460K	6.49%	Put
1744	FIVEFIVE BELOW INC	11,115	$459K	6.48%
1745	—HI-CRUSH PARTNERS LP	92,600	$459K	6.48%	Call
1746	HALOHALOZYME THERAPEUTICS INC	48,500	$459K	6.48%	Put
1747	—COOPER TIRE & RUBR CO	12,400	$459K	6.48%	Put
1748	—ALLSCRIPTS HEALTHCARE SOLUTN	34,700	$458K	6.47%	Call
1749	—DIPLOMAT PHARMACY INC	16,700	$458K	6.47%	Call
1750	—VERINT SYS INC	13,700	$457K	6.45%	Put
1751	—QUINTILES TRANSNATIO HLDGS I	7,000	$456K	6.44%	Put
1752	—TAILORED BRANDS INC	25,400	$455K	6.42%	Call
1753	—CITIZENS FINL GROUP INC	21,600	$453K	6.40%	Call
1754	GELGENESIS ENERGY L P	14,200	$451K	6.37%	Put
1755	—LEUCADIA NATL CORP	27,900	$451K	6.37%	Call
1756	—LIONS GATE ENTMNT CORP	20,500	$448K	6.32%	Call
1757	—ARRAY BIOPHARMA INC	151,800	$448K	6.32%	Put
1758	—ENCANA CORP	73,500	$448K	6.32%	Call
1759	—AGCO CORP	9,000	$447K	6.31%	Put
1760	—TJX COS INC NEW	5,700	$447K	6.31%	Call
1761	—QEP RES INC	31,700	$447K	6.31%	Call
1762	—BARRACUDA NETWORKS INC	28,937	$446K	6.30%
1763	OHIOMEGA HEALTHCARE INVS INC	12,600	$445K	6.28%	Put
1764	MANHMANHATTAN ASSOCS INC	7,800	$444K	6.27%	Put
1765	ATHMAUTOHOME INC	15,900	$444K	6.27%	Put
1766	—AMERICAN CAPITAL AGENCY CORP	23,800	$443K	6.25%	Put
1767	PCGPG&E CORP	7,400	$442K	6.24%	Put
1768	—SIERRA WIRELESS INC	30,300	$441K	6.23%	Put
1769	—ARIAD PHARMACEUTICALS INC	68,900	$440K	6.21%	Put
1770	SHAKSHAKE SHACK INC	11,800	$440K	6.21%	Put
1771	—ALLIANCEBERNSTEIN HOLDING LP	18,800	$440K	6.21%	Call
1772	—SYNGENTA AG	5,300	$439K	6.20%	Put
1773	—CELATOR PHARMACEUTICALS INC	39,800	$439K	6.20%	Put
1774	—BITAUTO HLDGS LTD	17,700	$439K	6.20%	Put
1775	—DISCOVERY COMMUNICATNS NEW	15,300	$438K	6.18%	Put
1776	—LAZARD LTD	11,300	$438K	6.18%	Call
1777	—CARRIZO OIL & GAS INC	14,170	$438K	6.18%
1778	—BED BATH & BEYOND INC	8,809	$437K	6.17%
1779	MDXGMIMEDX GROUP INC	50,000	$437K	6.17%	Put
1780	—ACCELERATE DIAGNOSTICS INC	30,400	$437K	6.17%	Call
1781	POT1EURPOTASH CORP SASK INC	25,560	$435K	6.14%
1782	LENLENNAR CORP	9,000	$435K	6.14%	Call
1783	MRVLMARVELL TECHNOLOGY GROUP LTD	42,167	$435K	6.14%
1784	—NOVAGOLD RES INC	86,100	$434K	6.13%	Put
1785	GLREGREENLIGHT CAPITAL RE LTD	19,900	$434K	6.13%	Call
1786	—RICE ENERGY INC	31,000	$433K	6.11%	Call
1787	CMCDN IMPERIAL BK COMM TORONTO	5,800	$433K	6.11%	Put
1788	SUNSUNOCO LP	13,000	$431K	6.08%	Call
1789	VIAVVIAVI SOLUTIONS INC	62,900	$431K	6.08%	Call
1790	BRBROADRIDGE FINL SOLUTIONS IN	7,268	$431K	6.08%
1791	WDAYWORKDAY INC	5,600	$430K	6.07%	Put
1792	—CHIMERA INVT CORP	31,600	$429K	6.06%	Put
1793	—COLFAX CORP	15,000	$429K	6.06%	Put
1794	RCLROYAL CARIBBEAN CRUISES LTD	5,200	$427K	6.03%	Call
1795	—BLOCK H & R INC	16,100	$425K	6.00%	Put
1796	—MCDERMOTT INTL INC	103,400	$423K	5.97%	Put
1797	OLEDUNIVERSAL DISPLAY CORP	7,800	$422K	5.96%	Call
1798	—MOMO INC	37,500	$422K	5.96%	Call
1799	—HI-CRUSH PARTNERS LP	84,900	$421K	5.94%	Put
1800	VTYVERINT SYS INC	12,600	$421K	5.94%

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