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
4001	ADPTADAPTIVE BIOTECHNOLOGIES COR	1,300	$36K	0.29%	Put
4002	—AGENUS INC	14,800	$36K	0.29%	Call
4003	CLNECLEAN ENERGY FUELS CORP	20,446	$36K	0.29%
4004	EXKENDEAVOUR SILVER CORP	26,500	$36K	0.29%	Put
4005	PPCPILGRIMS PRIDE CORP	2,000	$36K	0.29%	Put
4006	ALCALCON INC	700	$36K	0.29%	Put
4007	CUKCARNIVAL PLC	3,000	$36K	0.29%	Call
4008	PARPAR TECHNOLOGY CORP	2,800	$36K	0.29%	Put
4009	MTDRMATADOR RES CO	14,400	$36K	0.29%	Call
4010	FSC1EUROAKTREE SPECIALTY LENDING CO	10,700	$35K	0.28%
4011	DQDAQO NEW ENERGY CORP	600	$35K	0.28%	Put
4012	—TELARIA INC	5,771	$35K	0.28%
4013	RDHLREDHILL BIOPHARMA LTD	7,700	$35K	0.28%	Put
4014	ULTAULTA BEAUTY INC	200	$35K	0.28%	Call
4015	JELDJELD-WEN HLDG INC	3,600	$35K	0.28%	Call
4016	LXRXLEXICON PHARMACEUTICALS INC	17,900	$35K	0.28%	Call
4017	—NOBLE MIDSTREAM PARTNERS LP	10,100	$35K	0.28%	Call
4018	—MFA FINL INC	22,600	$35K	0.28%	Put
4019	—JOUNCE THERAPEUTICS INC	7,400	$35K	0.28%	Put
4020	SNDRSCHNEIDER NATIONAL INC	1,800	$35K	0.28%	Call
4021	JNCEEURJOUNCE THERAPEUTICS INC	7,361	$35K	0.28%
4022	—CARDIOVASCULAR SYS INC DEL	1,000	$35K	0.28%	Call
4023	MNKDMANNKIND CORP	34,300	$35K	0.28%	Call
4024	—TUPPERWARE BRANDS CORP	21,700	$35K	0.28%	Call
4025	USNAUSANA HEALTH SCIENCES INC	600	$35K	0.28%	Put
4026	STAGSTAG INDL INC	1,500	$34K	0.28%
4027	FULTPFULTON FINL CORP PA	3,000	$34K	0.28%	Call
4028	—ROCKWELL MED INC	16,500	$34K	0.28%	Put
4029	—INTERPUBLIC GROUP COS INC	2,100	$34K	0.28%	Call
4030	SINASINA CORP	1,078	$34K	0.28%
4031	—EPR PPTYS	1,400	$34K	0.28%	Call
4032	—TENNECO INC	9,400	$34K	0.28%	Put
4033	PTENPATTERSON UTI ENERGY INC	14,500	$34K	0.28%	Put
4034	STAGSTAG INDL INC	1,500	$34K	0.28%	Put
4035	CBTCABOT CORP	1,300	$34K	0.28%	Call
4036	WPPWPP PLC NEW	1,005	$34K	0.28%
4037	BLNKBLINK CHARGING CO	19,900	$34K	0.28%	Put
4038	CGNXCOGNEX CORP	800	$34K	0.28%	Call
4039	EQNREQUINOR ASA	2,800	$34K	0.28%
4040	—PURE STORAGE INC	2,800	$34K	0.28%	Put
4041	GTYGETTY RLTY CORP NEW	1,400	$33K	0.27%	Call
4042	PPHMEURAVID BIOSERVICES INC	6,532	$33K	0.27%
4043	—IAA INC	1,100	$33K	0.27%	Call
4044	BZHBEAZER HOMES USA INC	5,156	$33K	0.27%
4045	—CALLON PETE CO DEL	59,900	$33K	0.27%	Put
4046	IFFINTERNATIONAL FLAVORS&FRAGRA	320	$33K	0.27%
4047	TTTRANE TECHNOLOGIES PLC	400	$33K	0.27%	Call
4048	ABEVAMBEV SA	14,200	$33K	0.27%	Put
4049	—BEACON ROOFING SUPPLY INC	2,000	$33K	0.27%	Call
4050	—AMERICAN OUTDOOR BRANDS CORP	4,000	$33K	0.27%	Put
4051	OPRXOPTIMIZERX CORP	3,657	$33K	0.27%
4052	RIGTRANSOCEAN LTD	28,758	$33K	0.27%
4053	UMPQUSDUMPQUA HLDGS CORP	3,066	$33K	0.27%
4054	BCRXBIOCRYST PHARMACEUTICALS INC	16,500	$33K	0.27%	Put
4055	—BERRY CORP	13,800	$33K	0.27%	Put
4056	—SHOCKWAVE MED INC	1,000	$33K	0.27%	Put
4057	—ETF MANAGERS TR	4,900	$33K	0.27%	Put
4058	TPVGTRIPLEPOINT VENTURE GROWTH B	5,800	$33K	0.27%	Put
4059	GTESGATES INDUSTRIAL CORPRATIN P	4,453	$33K	0.27%
4060	PBIPITNEY BOWES INC	15,600	$32K	0.26%	Call
4061	—SCYNEXIS INC	41,300	$32K	0.26%	Call
4062	IAGIAMGOLD CORP	14,200	$32K	0.26%	Put
4063	ZYXIQZYNEX INC	2,900	$32K	0.26%	Put
4064	ICADUSDICAD INC	4,380	$32K	0.26%
4065	TRMBTRIMBLE INC	1,000	$32K	0.26%	Put
4066	HRTGHERITAGE INS HLDGS INC	2,989	$32K	0.26%
4067	—YRC WORLDWIDE INC	18,800	$32K	0.26%	Call
4068	—DUNKIN BRANDS GROUP INC	600	$32K	0.26%	Put
4069	—DOUYU INTERNATIONAL HLDNGS L	5,000	$32K	0.26%	Put
4070	—LIBERTY MEDIA CORP DEL	1,000	$32K	0.26%	Put
4071	SSTKSHUTTERSTOCK INC	1,000	$32K	0.26%	Call
4072	VYGRVOYAGER THERAPEUTICS INC	3,500	$32K	0.26%	Call
4073	CLDXCELLDEX THERAPEUTICS INC NEW	19,500	$32K	0.26%	Call
4074	—LIBERTY MEDIA CORP DEL	1,000	$32K	0.26%	Call
4075	TPCTUTOR PERINI CORP	4,800	$32K	0.26%	Put
4076	TPHTRI POINTE GROUP INC	3,500	$31K	0.25%	Call
4077	GYRECATALYST BIOSCIENCES INC	7,095	$31K	0.25%
4078	GLREGREENLIGHT CAPITAL RE LTD	5,231	$31K	0.25%
4079	IDCCINTERDIGITAL INC	700	$31K	0.25%	Call
4080	—BROOKDALE SR LIVING INC	9,900	$31K	0.25%	Call
4081	—SILVERCREST METALS INC	6,000	$31K	0.25%	Put
4082	—AVEO PHARMACEUTICALS INC	8,700	$31K	0.25%	Put
4083	CASYCASEYS GEN STORES INC	234	$31K	0.25%
4084	SATSECHOSTAR CORP	968	$31K	0.25%
4085	PRQRPROQR THRAPEUTICS N V	5,620	$31K	0.25%
4086	TPICQTPI COMPOSITES INC	2,109	$31K	0.25%
4087	GALTGALECTIN THERAPEUTICS INC	15,900	$31K	0.25%	Put
4088	—1LIFE HEALTHCARE INC	1,700	$31K	0.25%	Call
4089	LSAKNET 1 UEPS TECHNOLOGIES INC	10,631	$31K	0.25%
4090	MNKDMANNKIND CORP	30,000	$31K	0.25%	Put
4091	—BIODELIVERY SCIENCES INTL IN	8,300	$31K	0.25%	Put
4092	—NANTKWEST INC	10,892	$31K	0.25%
4093	ELDELDORADO GOLD CORP NEW	4,850	$30K	0.24%
4094	SBHSALLY BEAUTY HLDGS INC	3,700	$30K	0.24%	Put
4095	—PACWEST BANCORP DEL	1,700	$30K	0.24%	Call
4096	—SUTTER ROCK CAP CORP	5,100	$30K	0.24%	Put
4097	—NEW YORK MTG TR INC	19,100	$30K	0.24%	Call
4098	SUNSUNOCO LP	1,900	$30K	0.24%	Call
4099	—LEE ENTERPRISES INC	30,100	$30K	0.24%	Put
4100	PEGPUBLIC SVC ENTERPRISE GRP IN	663	$30K	0.24%

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