GROUP ONE TRADING LLC Q4 2018 Filing

Filed February 6, 2019

Portfolio Value

$11.5M

Holdings

4,844

Report Date

Q4 2018

Filing Type

13F-HR

All Holdings (4,844 positions)

#	Stock	Shares	Value	% Portfolio	Type
1101	—GULFPORT ENERGY CORP	33,700	$221K	1.92%	Put
1102	—ASCENA RETAIL GROUP INC	88,000	$221K	1.92%	Call
1103	SPBSPECTRUM BRANDS HLDGS INC NE	5,200	$220K	1.91%	Put
1104	PLNTPLANET FITNESS INC	4,100	$220K	1.91%	Call
1105	—ETFIS SER TR I	43,700	$219K	1.90%	Put
1106	—RUBICON PROJ INC	58,600	$219K	1.90%	Put
1107	MAAMID AMER APT CMNTYS INC	2,288	$219K	1.90%
1108	CXWCORECIVIC INC	12,300	$219K	1.90%	Call
1109	GONGERON CORP	217,497	$218K	1.89%
1110	PAGPPLAINS GP HLDGS L P	10,800	$217K	1.88%	Call
1111	LPGDORIAN LPG LTD	37,300	$217K	1.88%	Call
1112	DBDEURDIEBOLD NXDF INC	87,119	$217K	1.88%
1113	—DIAMOND OFFSHORE DRILLING IN	22,900	$216K	1.87%	Call
1114	—AGENUS INC	90,700	$216K	1.87%	Put
1115	FLRFLUOR CORP NEW	6,700	$216K	1.87%	Put
1116	—MINDBODY INC	5,900	$215K	1.86%	Put
1117	ANGOANGIODYNAMICS INC	10,700	$215K	1.86%	Put
1118	ACMAECOM	8,125	$215K	1.86%
1119	XIFRNEXTERA ENERGY PARTNERS LP	5,000	$215K	1.86%	Call
1120	SOSOUTHERN CO	4,892	$215K	1.86%
1121	—TAHOE RES INC	58,800	$215K	1.86%	Put
1122	USBUS BANCORP DEL	4,706	$215K	1.86%
1123	DINDINE BRANDS GLOBAL INC	3,200	$215K	1.86%	Put
1124	APOGAPOGEE ENTERPRISES INC	7,207	$215K	1.86%
1125	—TEEKAY LNG PARTNERS L P	19,399	$214K	1.86%
1126	VOCVOC ENERGY TR	59,300	$214K	1.86%	Put
1127	—MANULIFE FINL CORP	15,100	$214K	1.86%	Put
1128	—CENTURY ALUM CO	29,300	$214K	1.86%	Call
1129	—PAMPA ENERGIA S A	6,700	$213K	1.85%	Call
1130	FTAIEURFORTRESS TRANS INFRST INVS L	14,845	$213K	1.85%
1131	NCMIEURNATIONAL CINEMEDIA INC	32,830	$213K	1.85%
1132	ASNDASCENDIS PHARMA A S	3,400	$213K	1.85%	Put
1133	MCDMCDONALDS CORP	1,200	$213K	1.85%	Put
1134	—VEREIT INC	29,700	$212K	1.84%	Call
1135	ATATLANTIC PWR CORP	97,495	$212K	1.84%
1136	—BROOKDALE SR LIVING INC	31,700	$212K	1.84%	Put
1137	GPKGRAPHIC PACKAGING HLDG CO	19,900	$212K	1.84%	Put
1138	NVEEUSDNV5 GLOBAL INC	3,477	$211K	1.83%
1139	—NUTRI SYS INC NEW	4,800	$211K	1.83%	Put
1140	HOMEAT HOME GROUP INC	11,254	$210K	1.82%
1141	MTSIMACOM TECH SOLUTIONS HLDGS I	14,458	$210K	1.82%
1142	SDSANDRIDGE ENERGY INC	27,600	$210K	1.82%	Put
1143	DRIDARDEN RESTAURANTS INC	2,100	$210K	1.82%	Put
1144	RITMNEW RESIDENTIAL INVT CORP	14,700	$209K	1.81%	Put
1145	MPLXMPLX LP	6,900	$209K	1.81%	Put
1146	—MFA FINL INC	31,200	$208K	1.80%	Call
1147	OPTUALTICE USA INC	12,600	$208K	1.80%	Put
1148	ADUNITED STATES CELLULAR CORP	4,000	$208K	1.80%	Call
1149	UECURANIUM ENERGY CORP	165,900	$207K	1.79%	Call
1150	SIGASIGA TECHNOLOGIES INC	26,200	$207K	1.79%	Call
1151	SA2DSANDRIDGE ENERGY INC	27,249	$207K	1.79%
1152	—NUSTAR ENERGY LP	9,900	$207K	1.79%	Put
1153	TOLTOLL BROTHERS INC	6,300	$207K	1.79%	Put
1154	—ATTUNITY LTD	10,500	$207K	1.79%	Put
1155	LDOSLEIDOS HLDGS INC	3,900	$206K	1.79%	Put
1156	—JUMEI INTL HLDG LTD	112,400	$206K	1.79%	Call
1157	—ADAPTIMMUNE THERAPEUTICS PLC	35,900	$206K	1.79%	Call
1158	SHOOMADDEN STEVEN LTD	6,813	$206K	1.79%
1159	BENFRANKLIN RES INC	6,923	$205K	1.78%
1160	—RANDGOLD RES LTD	2,500	$205K	1.78%	Call
1161	SNPUSDCHINA PETE & CHEM CORP	2,900	$205K	1.78%
1162	—TEEKAY CORPORATION	61,300	$205K	1.78%	Put
1163	—MEET GROUP INC	44,300	$205K	1.78%	Call
1164	—MANULIFE FINL CORP	14,400	$204K	1.77%	Call
1165	—MIMECAST LTD	6,079	$204K	1.77%
1166	—UNILEVER N V	3,800	$204K	1.77%	Call
1167	—MAXIM INTEGRATED PRODS INC	4,000	$203K	1.76%	Call
1168	—PATTERSON COMPANIES INC	10,300	$203K	1.76%	Put
1169	BMABANCO MACRO SA	4,600	$203K	1.76%	Call
1170	—CERIDIAN HCM HLDG INC	5,900	$203K	1.76%	Put
1171	—TILLYS INC	18,700	$203K	1.76%	Put
1172	ICEINTERCONTINENTAL EXCHANGE IN	2,700	$203K	1.76%	Call
1173	BCBRUNSWICK CORP	4,343	$202K	1.75%
1174	TKTEEKAY CORPORATION	60,341	$202K	1.75%
1175	—DIEBOLD NXDF INC	81,200	$202K	1.75%	Put
1176	DKLDELEK LOGISTICS PARTNERS LP	6,900	$202K	1.75%	Call
1177	KOFCOCA COLA FEMSA S A B DE C V	3,300	$201K	1.74%
1178	AKBAAKEBIA THERAPEUTICS INC	36,300	$201K	1.74%	Put
1179	—MACQUARIE INFRASTRUCTURE COR	5,500	$201K	1.74%	Put
1180	—IDEANOMICS INC	166,600	$200K	1.73%	Call
1181	CTSOCYTOSORBENTS CORP	24,600	$199K	1.73%	Call
1182	—SOCIEDAD QUIMICA MINERA DE C	5,200	$199K	1.73%	Call
1183	BKEBUCKLE INC	10,300	$199K	1.73%	Put
1184	CSTECAESARSTONE LTD	14,565	$198K	1.72%
1185	—ORBOTECH LTD	3,500	$198K	1.72%
1186	—ULTRA PETROLEUM CORP	260,200	$198K	1.72%	Call
1187	—STORE CAP CORP	7,000	$198K	1.72%	Call
1188	—FLEXION THERAPEUTICS INC	17,500	$198K	1.72%	Put
1189	GALTGALECTIN THERAPEUTICS INC	57,800	$198K	1.72%	Put
1190	NGLNGL ENERGY PARTNERS LP	20,500	$197K	1.71%	Put
1191	—STEELCASE INC	13,200	$196K	1.70%	Call
1192	—GW PHARMACEUTICALS PLC	2,008	$196K	1.70%
1193	HSICSCHEIN HENRY INC	2,500	$196K	1.70%	Put
1194	—LOGMEIN INC	2,400	$196K	1.70%	Call
1195	RYAMRAYONIER ADVANCED MATLS INC	18,400	$196K	1.70%	Call
1196	CHGGCHEGG INC	6,900	$196K	1.70%	Put
1197	COLLCOLLEGIUM PHARMACEUTICAL INC	11,400	$196K	1.70%	Call
1198	—INPHI CORP	6,100	$196K	1.70%	Call
1199	SPGIS&P GLOBAL INC	1,152	$196K	1.70%
1200	FATEFATE THERAPEUTICS INC	15,200	$195K	1.69%	Call

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