GROUP ONE TRADING LLC Q1 2020 Filing

Filed May 13, 2020

Portfolio Value

$12.3M

Holdings

5,255

Report Date

Q1 2020

Filing Type

13F-HR

All Holdings (5,255 positions)

#	Stock	Shares	Value	% Portfolio	Type
1701	—PARSLEY ENERGY INC	157,900	$905K	7.34%	Put
1702	—TABULA RASA HEALTHCARE INC	17,300	$905K	7.34%	Put
1703	—VONAGE HLDGS CORP	125,000	$904K	7.33%	Put
1704	SUPNSUPERNUS PHARMACEUTICALS INC	50,200	$903K	7.32%	Put
1705	BLDTOPBUILD CORP	12,600	$903K	7.32%	Put
1706	HMYHARMONY GOLD MNG LTD	413,700	$902K	7.31%	Call
1707	—COEUR MNG INC	280,300	$900K	7.30%	Put
1708	GOOSCANADA GOOSE HOLDINGS INC	45,100	$897K	7.27%	Put
1709	UPBDRENT A CTR INC NEW	63,386	$896K	7.26%
1710	RICKRCI HOSPITALITY HLDGS INC	89,900	$896K	7.26%	Put
1711	HDHOME DEPOT INC	4,800	$896K	7.26%	Call
1712	UPLDUPLAND SOFTWARE INC	33,400	$896K	7.26%	Put
1713	—INTERPUBLIC GROUP COS INC	55,200	$894K	7.25%	Put
1714	—3-D SYS CORP DEL	115,800	$893K	7.24%	Put
1715	NTAPNETAPP INC	21,400	$892K	7.23%	Call
1716	—LOGMEIN INC	10,700	$891K	7.22%	Put
1717	BBBYOVERSTOCK COM INC DEL	178,400	$890K	7.22%	Put
1718	KPTIKARYOPHARM THERAPEUTICS INC	46,200	$888K	7.20%	Put
1719	—UNITED TECHNOLOGIES CORP	9,400	$887K	7.19%	Put
1720	DOWDOW INC	30,299	$886K	7.18%
1721	HN9HANESBRANDS INC	112,400	$885K	7.18%
1722	PTCTPTC THERAPEUTICS INC	19,800	$883K	7.16%	Call
1723	EAFEURGRAFTECH INTL LTD	108,666	$882K	7.15%
1724	BBIOBRIDGEBIO PHARMA INC	30,200	$876K	7.10%	Call
1725	—NEW YORK CMNTY BANCORP INC	93,200	$875K	7.09%	Call
1726	NBIXNEUROCRINE BIOSCIENCES INC	10,100	$874K	7.09%	Put
1727	BILLBILL COM HLDGS INC	25,521	$873K	7.08%
1728	—FRONT YD RESIDENTIAL CORP	73,000	$872K	7.07%	Put
1729	HRTXHERON THERAPEUTICS INC	74,300	$872K	7.07%	Put
1730	—CDK GLOBAL INC	26,500	$871K	7.06%	Put
1731	—ABIOMED INC	6,000	$871K	7.06%	Call
1732	—SEAGATE TECHNOLOGY PLC	17,800	$869K	7.05%	Call
1733	—NEW YORK CMNTY BANCORP INC	92,400	$868K	7.04%	Put
1734	NRGNRG ENERGY INC	31,700	$864K	7.01%	Put
1735	AXONAXON ENTERPRISE INC	12,200	$863K	7.00%	Call
1736	—INTELSAT S A	562,700	$861K	6.98%	Call
1737	AMCAMC ENTMT HLDGS INC	271,798	$859K	6.96%
1738	—GREENBRIER COS INC	48,400	$859K	6.96%	Put
1739	—HECLA MNG CO	472,200	$859K	6.96%	Call
1740	AFLAFLAC INC	25,000	$856K	6.94%	Put
1741	RFREGIONS FINANCIAL CORP NEW	95,399	$856K	6.94%
1742	WELLWELLTOWER INC	18,700	$856K	6.94%	Put
1743	INSGEURINSEEGO CORP	137,125	$854K	6.92%
1744	—AMC ENTMT HLDGS INC	270,200	$854K	6.92%	Call
1745	IEPICAHN ENTERPRISES LP	17,599	$852K	6.91%
1746	NYTNEW YORK TIMES CO	27,700	$851K	6.90%	Call
1747	—COVETRUS INC	104,500	$851K	6.90%	Call
1748	SNNSMITH & NEPHEW GROUP PLC	23,700	$850K	6.89%	Put
1749	MOSMOSAIC CO NEW	78,500	$849K	6.88%	Call
1750	VOYAVOYA FINANCIAL INC	20,900	$848K	6.88%	Call
1751	—CALIFORNIA RES CORP	846,000	$846K	6.86%	Call
1752	ABALLIANCEBERNSTEIN HLDG L P	45,500	$846K	6.86%	Put
1753	HPHELMERICH & PAYNE INC	54,000	$845K	6.85%	Call
1754	PSXPHILLIPS 66	15,700	$842K	6.83%	Call
1755	—IMMUNOMEDICS INC	62,400	$841K	6.82%	Put
1756	—JUMEI INTL HLDG LTD	45,400	$839K	6.80%	Put
1757	ALLYALLY FINL INC	58,047	$838K	6.79%
1758	BAXBAXTER INTL INC	10,300	$836K	6.78%	Call
1759	—HORIZON THERAPEUTICS PUB LTD	28,200	$835K	6.77%	Put
1760	CRSPCRISPR THERAPEUTICS AG	19,700	$835K	6.77%	Put
1761	WELLWELLTOWER INC	18,200	$833K	6.75%	Call
1762	—INTRA CELLULAR THERAPIES INC	54,100	$832K	6.75%	Call
1763	CGENCOMPUGEN LTD	114,500	$831K	6.74%	Put
1764	APHAMPHENOL CORP NEW	11,402	$831K	6.74%
1765	—TERADATA CORP DEL	40,500	$830K	6.73%	Put
1766	GOTUGSX TECHEDU INC	19,600	$830K	6.73%	Call
1767	GLDDGREAT LAKES DREDGE & DOCK CO	99,900	$829K	6.72%	Call
1768	FOXAFOX CORP	35,000	$827K	6.71%	Put
1769	RRCRANGE RES CORP	362,176	$826K	6.70%
1770	—PYXUS INTL INC	265,600	$826K	6.70%	Call
1771	SBSWSIBANYE STILLWATER LTD	174,700	$825K	6.69%	Call
1772	GELGENESIS ENERGY L P	210,200	$824K	6.68%	Put
1773	—MODEL N INC	37,100	$824K	6.68%	Call
1774	AEPAMERICAN ELEC PWR CO INC	10,300	$824K	6.68%	Put
1775	CNKCINEMARK HOLDINGS INC	80,700	$822K	6.66%	Put
1776	AM6AMICUS THERAPEUTICS INC	88,999	$822K	6.66%
1777	TXRHTEXAS ROADHOUSE INC	19,892	$822K	6.66%
1778	HEIHEICO CORP NEW	11,000	$821K	6.66%	Put
1779	JCIJOHNSON CTLS INTL PLC	30,444	$821K	6.66%
1780	KEYSKEYSIGHT TECHNOLOGIES INC	9,800	$820K	6.65%	Put
1781	CVXCHEVRON CORP NEW	11,300	$819K	6.64%	Put
1782	PSECPROSPECT CAPITAL CORPORATION	192,600	$819K	6.64%	Call
1783	—MARATHON OIL CORP	249,000	$819K	6.64%	Put
1784	FIVNFIVE9 INC	10,700	$818K	6.63%	Call
1785	R6C2ROYAL DUTCH SHELL PLC	25,040	$818K	6.63%
1786	SKAASKECHERS U S A INC	34,408	$817K	6.62%
1787	SLBSCHLUMBERGER LTD	60,500	$816K	6.62%	Call
1788	OPRXOPTIMIZERX CORP	90,000	$815K	6.61%	Put
1789	—ABB LTD	47,100	$813K	6.59%	Put
1790	—DISCOVER FINL SVCS	22,800	$813K	6.59%	Put
1791	OSISOSI SYSTEMS INC	11,800	$813K	6.59%	Call
1792	CLSDUSDCLEARSIDE BIOMEDICAL INC	476,782	$811K	6.58%
1793	—INFINERA CORP	153,000	$811K	6.58%	Call
1794	—OFFICE DEPOT INC	494,100	$810K	6.57%	Call
1795	CARAVIS BUDGET GROUP	58,200	$809K	6.56%	Call
1796	—BP PRUDHOE BAY RTY TR	152,900	$807K	6.54%	Call
1797	TRIPTRIPADVISOR INC	46,405	$807K	6.54%
1798	UPWKUPWORK INC	125,008	$806K	6.53%
1799	BTAIEURBIOXCEL THERAPEUTICS INC	35,982	$804K	6.52%
1800	NGGNATIONAL GRID PLC	13,800	$804K	6.52%	Call

PreviousPage 18 of 53Next