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
1101	—CELLULAR BIOMEDICINE GROUP I	15,000	$237K	1.92%	Put
1102	BEBLOOM ENERGY CORP	45,392	$237K	1.92%
1103	YELPYELP INC	13,156	$237K	1.92%
1104	—ORGANIGRAM HLDGS INC	118,400	$237K	1.92%	Call
1105	—STEMLINE THERAPEUTICS INC	48,800	$236K	1.91%	Put
1106	ELFE L F BEAUTY INC	24,000	$236K	1.91%	Call
1107	HCCWARRIOR MET COAL INC	22,100	$235K	1.91%	Call
1108	—DUNKIN BRANDS GROUP INC	4,400	$234K	1.90%	Call
1109	—HIBBETT SPORTS INC	21,400	$234K	1.90%	Put
1110	—MILLENDO THERAPEUTICS INC	44,336	$234K	1.90%
1111	OLNOLIN CORP	20,000	$233K	1.89%	Put
1112	—EPIZYME INC	15,000	$233K	1.89%	Call
1113	DOMODOMO INC	23,400	$233K	1.89%	Call
1114	HLITHARMONIC INC	40,400	$233K	1.89%	Put
1115	RWTREDWOOD TR INC	46,000	$233K	1.89%	Put
1116	KDPKEURIG DR PEPPER INC	9,500	$231K	1.87%	Put
1117	AXTAAXALTA COATING SYS LTD	13,400	$231K	1.87%	Put
1118	RPDRAPID7 INC	5,321	$231K	1.87%
1119	TSLATESLA INC	439,200	$230K	1.87%	Put
1120	—PETIQ INC	9,900	$230K	1.86%	Call
1121	LEVILEVI STRAUSS & CO NEW	18,500	$230K	1.86%	Put
1122	AMANTERO MIDSTREAM CORP	109,400	$230K	1.86%	Call
1123	—ADT INC	53,300	$230K	1.86%	Call
1124	—PVH CORPORATION	6,100	$230K	1.86%	Call
1125	—SUNPOWER CORP	45,100	$229K	1.86%	Call
1126	—BITAUTO HLDGS LTD	22,000	$229K	1.86%	Put
1127	—BITAUTO HLDGS LTD	22,000	$229K	1.86%	Call
1128	LOVELOVESAC COMPANY	39,200	$229K	1.86%	Call
1129	WINGWINGSTOP INC	2,855	$228K	1.85%
1130	—FIRST FINL BANCORP OH	15,300	$228K	1.85%	Put
1131	—BELLICUM PHARMACEUTICALS INC	49,100	$228K	1.85%	Call
1132	ALLKGUSDALLAKOS INC	5,131	$228K	1.85%
1133	—UNIVERSAL INS HLDGS INC	12,700	$228K	1.85%	Call
1134	MPTMEDICAL PPTYS TRUST INC	13,149	$227K	1.84%
1135	CWSTCASELLA WASTE SYS INC	5,800	$227K	1.84%	Call
1136	—R1 RCM INC	24,900	$226K	1.83%	Call
1137	PKPARK HOTELS RESORTS INC	28,500	$225K	1.82%	Put
1138	WLKWESTLAKE CHEM CORP	5,900	$225K	1.82%	Call
1139	MRSHMARSH & MCLENNAN COS INC	2,600	$225K	1.82%	Call
1140	—INTERNATIONAL FLAVORS&FRAGRA	2,200	$225K	1.82%	Put
1141	EXCEXELON CORP	6,100	$225K	1.82%	Put
1142	PDPAGERDUTY INC	12,900	$223K	1.81%	Call
1143	DRRXEURDURECT CORP	143,671	$223K	1.81%
1144	PETSPETMED EXPRESS INC	7,700	$222K	1.80%	Call
1145	OLNOLIN CORP	19,000	$222K	1.80%	Call
1146	FATEFATE THERAPEUTICS INC	10,000	$222K	1.80%	Call
1147	—JUNIPER NETWORKS INC	11,600	$222K	1.80%	Call
1148	AVXLANAVEX LIFE SCIENCES CORP	70,385	$222K	1.80%
1149	ELLAUDER ESTEE COS INC	1,388	$221K	1.79%
1150	PBFPBF ENERGY INC	31,200	$221K	1.79%	Call
1151	NTRNUTRIEN LTD	6,500	$221K	1.79%	Call
1152	AMCXAMC NETWORKS INC	9,100	$221K	1.79%	Put
1153	ARANTERO RESOURCES CORP	309,742	$221K	1.79%
1154	DVNDEVON ENERGY CORP NEW	31,700	$219K	1.78%	Call
1155	SNPUSDCHINA PETE & CHEM CORP	4,500	$219K	1.78%
1156	ARDXARDELYX INC	38,600	$219K	1.78%	Put
1157	SASEABRIDGE GOLD INC	23,300	$218K	1.77%	Put
1158	CHEFCHEFS WHSE INC	21,642	$218K	1.77%
1159	SABRSABRE CORP	36,758	$218K	1.77%
1160	—MARINUS PHARMACEUTICALS INC	107,300	$218K	1.77%	Put
1161	—LPL FINL HLDGS INC	4,000	$218K	1.77%	Put
1162	SMTCSEMTECH CORP	5,800	$218K	1.77%	Call
1163	PPCPILGRIMS PRIDE CORP	12,034	$218K	1.77%
1164	—SOLID BIOSCIENCES INC	90,600	$217K	1.76%	Put
1165	EVEREVERQUOTE INC	8,225	$216K	1.75%
1166	URBNURBAN OUTFITTERS INC	15,200	$216K	1.75%	Call
1167	MFAUSDMFA FINL INC	139,242	$216K	1.75%
1168	—ARCH CAP GROUP LTD	7,600	$216K	1.75%	Call
1169	—CHINA BIOLOGIC PRODS HLDGS I	2,000	$216K	1.75%	Put
1170	—RUBICON PROJ INC	38,800	$215K	1.74%	Call
1171	HCCWARRIOR MET COAL INC	20,200	$215K	1.74%	Put
1172	SPHSUBURBAN PROPANE PARTNERS L	15,100	$214K	1.74%	Call
1173	LITELUMENTUM HLDGS INC	2,909	$214K	1.74%
1174	—TRADEWEB MKTS INC	5,100	$214K	1.74%	Call
1175	—SINA CORP	6,700	$213K	1.73%	Put
1176	—QUOTIENT TECHNOLOGY INC	32,800	$213K	1.73%	Put
1177	MTZMASTEC INC	6,500	$213K	1.73%	Call
1178	XNCRXENCOR INC	7,136	$213K	1.73%
1179	SHOSUNSTONE HOTEL INVS INC NEW	24,400	$213K	1.73%	Call
1180	IRINGERSOLL RAND INC	8,600	$213K	1.73%	Put
1181	—EVERBRIDGE INC	2,000	$213K	1.73%	Call
1182	—NIELSEN HLDGS PLC	16,900	$212K	1.72%	Put
1183	AEOAMERICAN EAGLE OUTFITTERS IN	26,648	$212K	1.72%
1184	LELANDS END INC NEW	39,700	$212K	1.72%	Put
1185	—NOVAGOLD RES INC	28,700	$212K	1.72%	Put
1186	AVTRAVANTOR INC	17,000	$212K	1.72%	Put
1187	CUBECUBESMART	7,900	$212K	1.72%	Put
1188	B7SBROOKDALE SR LIVING INC	67,503	$211K	1.71%
1189	SYSO YOUNG INTERNATIONAL INC	20,580	$211K	1.71%
1190	ARKTARK ETF TR	4,800	$211K	1.71%	Call
1191	ALLALLSTATE CORP	2,300	$211K	1.71%	Call
1192	ONCBEIGENE LTD	1,706	$210K	1.70%
1193	ARESARES MANAGEMENT CORPORATION	6,800	$210K	1.70%	Call
1194	KMXCARMAX INC	3,900	$210K	1.70%	Call
1195	BPOPPOPULAR INC	6,000	$210K	1.70%	Call
1196	—TUPPERWARE BRANDS CORP	129,800	$210K	1.70%	Put
1197	LENLENNAR CORP	5,500	$210K	1.70%	Put
1198	—SHELL MIDSTREAM PARTNERS L P	21,000	$210K	1.70%	Call
1199	VIRVIR BIOTECHNOLOGY INC	6,100	$209K	1.69%	Call
1200	PAAPLAINS ALL AMERN PIPELINE L	39,600	$209K	1.69%	Put

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