GROUP ONE TRADING LLC Q3 2020 Filing

Filed November 12, 2020

Portfolio Value

$31.8M

Holdings

6,077

Report Date

Q3 2020

Filing Type

13F-HR

All Holdings (6,077 positions)

#	Stock	Shares	Value	% Portfolio	Type
1101	ARCBARCBEST CORP	10,000	$311K	0.98%	Put
1102	CDLXCARDLYTICS INC	4,400	$311K	0.98%	Call
1103	GOGROCERY OUTLET HLDG CORP	7,900	$311K	0.98%	Put
1104	—HOWARD HUGHES CORP	5,400	$311K	0.98%	Put
1105	CERSCERUS CORP	49,600	$311K	0.98%	Call
1106	CAPRCAPRICOR THERAPEUTICS INC	59,000	$310K	0.97%	Call
1107	COHUCOHU INC	18,000	$309K	0.97%	Call
1108	—XPERI HOLDING CORP	26,857	$309K	0.97%
1109	—SMITH MICRO SOFTWARE INC	82,700	$308K	0.97%	Call
1110	—HUDSON LTD	40,500	$308K	0.97%	Put
1111	—SINCLAIR BROADCAST GROUP INC	16,000	$308K	0.97%	Call
1112	—DILLARDS INC	8,400	$307K	0.96%	Call
1113	—SILVERCREST METALS INC	36,200	$307K	0.96%	Call
1114	—PERCEPTRON INC	45,200	$307K	0.96%	Put
1115	AMBAAMBARELLA INC	5,862	$306K	0.96%
1116	NXRTNEXPOINT RESIDENTIAL TR INC	6,900	$306K	0.96%	Call
1117	UFPIUFP INDUSTRIES INC	5,400	$305K	0.96%	Call
1118	—ZOGENIX INC	17,000	$305K	0.96%	Call
1119	ATOMATOMERA INC	29,049	$304K	0.95%
1120	MXLMAXLINEAR INC	13,100	$304K	0.95%	Call
1121	—CANADIAN PAC RY LTD	1,000	$304K	0.95%	Call
1122	—MERRIMACK PHARMACEUTICALS IN	76,100	$304K	0.95%	Call
1123	TSTENARIS S A	30,900	$304K	0.95%	Call
1124	CASYCASEYS GEN STORES INC	1,712	$304K	0.95%
1125	MSFTMICROSOFT CORP	1,440,900	$303K	0.95%	Call
1126	PLXPROTALIX BIOTHERAPEUTICS INC	78,300	$303K	0.95%	Call
1127	PGRPROGRESSIVE CORP	3,200	$303K	0.95%	Put
1128	—IDEANOMICS INC	333,900	$303K	0.95%	Call
1129	—PLANTRONICS INC NEW	25,546	$302K	0.95%
1130	FXYINVESCO CURRENCYSHARES JAPAN	3,353	$301K	0.95%
1131	UDNINVESCO DB US DLR INDEX TR	14,416	$301K	0.95%
1132	JECUSDJACOBS ENGR GROUP INC	3,239	$300K	0.94%
1133	CXCEMEX SAB DE CV	78,946	$300K	0.94%
1134	—INTERSECT ENT INC	18,400	$300K	0.94%	Call
1135	THCTENET HEALTHCARE CORP	12,187	$299K	0.94%
1136	—CANADIAN NAT RES LTD	18,600	$298K	0.94%	Put
1137	ABEVAMBEV SA	131,900	$298K	0.94%	Call
1138	CARSCARS COM INC	36,800	$297K	0.93%	Put
1139	—SVMK INC	13,400	$296K	0.93%	Put
1140	AXAXOS FINANCIAL INC	12,700	$296K	0.93%	Call
1141	SEESEALED AIR CORP NEW	7,600	$295K	0.93%	Call
1142	SIENUSDSIENTRA INC	86,702	$295K	0.93%
1143	—GREAT PANTHER MNG LTD	331,000	$294K	0.92%	Call
1144	CNPCENTERPOINT ENERGY INC	15,200	$294K	0.92%	Call
1145	ZZILLOW GROUP INC	2,900	$294K	0.92%	Put
1146	—MERCURY SYS INC	3,800	$294K	0.92%	Put
1147	—MADDEN STEVEN LTD	15,000	$293K	0.92%	Put
1148	—TRINE ACQUISITION CORP	27,100	$293K	0.92%	Put
1149	—BROOKFIELD RENEWABLE CORP	5,000	$293K	0.92%	Put
1150	PENPENUMBRA INC	1,500	$292K	0.92%	Call
1151	AMBAAMBARELLA INC	5,600	$292K	0.92%	Put
1152	DDSDILLARDS INC	8,001	$292K	0.92%
1153	STMSTMICROELECTR ONICS N V	9,529	$292K	0.92%
1154	DVADAVITA INC	3,400	$291K	0.91%	Put
1155	ABRARBOR REALTY TRUST INC	25,400	$291K	0.91%	Put
1156	—SOUTHWESTERN ENERGY CO	124,000	$291K	0.91%	Put
1157	VACMARRIOTT VACTINS WORLDWID CO	3,200	$291K	0.91%	Put
1158	GGBGERDAU SA	78,600	$291K	0.91%	Put
1159	—BITAUTO HLDGS LTD	18,400	$290K	0.91%	Call
1160	LN5LANNET INC	47,498	$290K	0.91%
1161	—OLD REP INTL CORP	19,700	$290K	0.91%	Call
1162	—WINNEBAGO INDS INC	5,600	$289K	0.91%	Call
1163	ANDEANDERSONS INC	15,000	$288K	0.90%
1164	—OFFICE PPTYS INCOME TR	13,900	$288K	0.90%	Call
1165	GBCIGLACIER BANCORP INC NEW	9,000	$288K	0.90%	Call
1166	ANDEANDERSONS INC	15,000	$288K	0.90%	Put
1167	CNNECANNAE HLDGS INC	7,700	$287K	0.90%	Call
1168	—TRINITY INDS INC	14,700	$287K	0.90%	Put
1169	LYFTLYFT INC	10,366	$286K	0.90%
1170	OLNOLIN CORP	23,092	$286K	0.90%
1171	ELFE L F BEAUTY INC	15,566	$286K	0.90%
1172	RGLDROYAL GOLD INC	2,368	$285K	0.89%
1173	WVEWAVE LIFE SCIENCES LTD	33,600	$285K	0.89%	Call
1174	SFLSFL CORPORATION LTD	38,000	$285K	0.89%	Put
1175	VREXVAREX IMAGING CORP	22,400	$285K	0.89%	Call
1176	RRRRED ROCK RESORTS INC	16,597	$284K	0.89%
1177	—GENMARK DIAGNOSTICS INC	19,900	$283K	0.89%	Call
1178	DNLIDENALI THERAPEUTICS INC	7,900	$283K	0.89%	Call
1179	CDLXCARDLYTICS INC	4,000	$282K	0.89%	Put
1180	CFRCULLEN FROST BANKERS INC	4,400	$281K	0.88%	Call
1181	AMSCAMERICAN SUPERCONDUCTOR CORP	19,400	$281K	0.88%	Call
1182	—CINCINNATI FINL CORP	3,600	$281K	0.88%	Call
1183	MFICLAPOLLO INVT CORP	34,000	$281K	0.88%	Put
1184	CWCURTISS WRIGHT CORP	3,000	$280K	0.88%	Call
1185	—BEACON ROOFING SUPPLY INC	9,000	$280K	0.88%	Call
1186	EMREMERSON ELEC CO	4,270	$280K	0.88%
1187	—MONOLITHIC PWR SYS INC	1,000	$280K	0.88%	Put
1188	MEDMEDIFAST INC	1,700	$280K	0.88%	Put
1189	CAJPYCANON INC	16,900	$280K	0.88%	Call
1190	—VORNADO RLTY TR	8,300	$280K	0.88%	Put
1191	QUREUNIQURE NV	7,600	$280K	0.88%	Put
1192	—ZIOPHARM ONCOLOGY INC	110,600	$279K	0.88%	Put
1193	SPBSPECTRUM BRANDS HLDGS INC NE	4,876	$279K	0.88%
1194	TTENTOTAL SE	8,129	$279K	0.88%
1195	WLKWESTLAKE CHEM CORP	4,400	$278K	0.87%	Put
1196	FXYINVESCO CURRENCYSHARES JAPAN	3,100	$278K	0.87%	Call
1197	MODNEURMODEL N INC	7,891	$278K	0.87%
1198	OHIOMEGA HEALTHCARE INVS INC	9,300	$278K	0.87%	Call
1199	—RENEWABLE ENERGY GROUP INC	5,200	$278K	0.87%	Put
1200	—DOUYU INTERNATIONAL HLDNGS L	21,000	$277K	0.87%	Call

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