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
3301	—PERCEPTRON INC	45,200	$307K	0.96%	Put
3302	NXRTNEXPOINT RESIDENTIAL TR INC	6,900	$306K	0.96%	Call
3303	AMBAAMBARELLA INC	5,862	$306K	0.96%
3304	UFPIUFP INDUSTRIES INC	5,400	$305K	0.96%	Call
3305	—ZOGENIX INC	17,000	$305K	0.96%	Call
3306	TSTENARIS S A	30,900	$304K	0.95%	Call
3307	—CANADIAN PAC RY LTD	1,000	$304K	0.95%	Call
3308	—MERRIMACK PHARMACEUTICALS IN	76,100	$304K	0.95%	Call
3309	CASYCASEYS GEN STORES INC	1,712	$304K	0.95%
3310	MXLMAXLINEAR INC	13,100	$304K	0.95%	Call
3311	ATOMATOMERA INC	29,049	$304K	0.95%
3312	PLXPROTALIX BIOTHERAPEUTICS INC	78,300	$303K	0.95%	Call
3313	PGRPROGRESSIVE CORP	3,200	$303K	0.95%	Put
3314	—IDEANOMICS INC	333,900	$303K	0.95%	Call
3315	—PLANTRONICS INC NEW	25,546	$302K	0.95%
3316	UDNINVESCO DB US DLR INDEX TR	14,416	$301K	0.95%
3317	FXYINVESCO CURRENCYSHARES JAPAN	3,353	$301K	0.95%
3318	CXCEMEX SAB DE CV	78,946	$300K	0.94%
3319	JECUSDJACOBS ENGR GROUP INC	3,239	$300K	0.94%
3320	—INTERSECT ENT INC	18,400	$300K	0.94%	Call
3321	THCTENET HEALTHCARE CORP	12,187	$299K	0.94%
3322	—CANADIAN NAT RES LTD	18,600	$298K	0.94%	Put
3323	ABEVAMBEV SA	131,900	$298K	0.94%	Call
3324	CARSCARS COM INC	36,800	$297K	0.93%	Put
3325	—SVMK INC	13,400	$296K	0.93%	Put
3326	AXAXOS FINANCIAL INC	12,700	$296K	0.93%	Call
3327	SIENUSDSIENTRA INC	86,702	$295K	0.93%
3328	SEESEALED AIR CORP NEW	7,600	$295K	0.93%	Call
3329	—GREAT PANTHER MNG LTD	331,000	$294K	0.92%	Call
3330	ZZILLOW GROUP INC	2,900	$294K	0.92%	Put
3331	CNPCENTERPOINT ENERGY INC	15,200	$294K	0.92%	Call
3332	MRCYMERCURY SYS INC	3,800	$294K	0.92%	Put
3333	—MADDEN STEVEN LTD	15,000	$293K	0.92%	Put
3334	—TRINE ACQUISITION CORP	27,100	$293K	0.92%	Put
3335	—BROOKFIELD RENEWABLE CORP	5,000	$293K	0.92%	Put
3336	PENPENUMBRA INC	1,500	$292K	0.92%	Call
3337	AMBAAMBARELLA INC	5,600	$292K	0.92%	Put
3338	STMSTMICROELECTR ONICS N V	9,529	$292K	0.92%
3339	DDSDILLARDS INC	8,001	$292K	0.92%
3340	VACMARRIOTT VACTINS WORLDWID CO	3,200	$291K	0.91%	Put
3341	—SOUTHWESTERN ENERGY CO	124,000	$291K	0.91%	Put
3342	ABRARBOR REALTY TRUST INC	25,400	$291K	0.91%	Put
3343	GGBGERDAU SA	78,600	$291K	0.91%	Put
3344	DVADAVITA INC	3,400	$291K	0.91%	Put
3345	—OLD REP INTL CORP	19,700	$290K	0.91%	Call
3346	LN5LANNET INC	47,498	$290K	0.91%
3347	—BITAUTO HLDGS LTD	18,400	$290K	0.91%	Call
3348	—WINNEBAGO INDS INC	5,600	$289K	0.91%	Call
3349	ANDEANDERSONS INC	15,000	$288K	0.90%
3350	ANDEANDERSONS INC	15,000	$288K	0.90%	Put
3351	—OFFICE PPTYS INCOME TR	13,900	$288K	0.90%	Call
3352	GBCIGLACIER BANCORP INC NEW	9,000	$288K	0.90%	Call
3353	—TRINITY INDS INC	14,700	$287K	0.90%	Put
3354	CNNECANNAE HLDGS INC	7,700	$287K	0.90%	Call
3355	OLNOLIN CORP	23,092	$286K	0.90%
3356	ELFE L F BEAUTY INC	15,566	$286K	0.90%
3357	LYFTLYFT INC	10,366	$286K	0.90%
3358	RGLDROYAL GOLD INC	2,368	$285K	0.89%
3359	WVEWAVE LIFE SCIENCES LTD	33,600	$285K	0.89%	Call
3360	VREXVAREX IMAGING CORP	22,400	$285K	0.89%	Call
3361	SFLSFL CORPORATION LTD	38,000	$285K	0.89%	Put
3362	RRRRED ROCK RESORTS INC	16,597	$284K	0.89%
3363	DNLIDENALI THERAPEUTICS INC	7,900	$283K	0.89%	Call
3364	—GENMARK DIAGNOSTICS INC	19,900	$283K	0.89%	Call
3365	CDLXCARDLYTICS INC	4,000	$282K	0.89%	Put
3366	MFICLAPOLLO INVT CORP	34,000	$281K	0.88%	Put
3367	AMSCAMERICAN SUPERCONDUCTOR CORP	19,400	$281K	0.88%	Call
3368	CFRCULLEN FROST BANKERS INC	4,400	$281K	0.88%	Call
3369	CINFCINCINNATI FINL CORP	3,600	$281K	0.88%	Call
3370	CAJPYCANON INC	16,900	$280K	0.88%	Call
3371	EMREMERSON ELEC CO	4,270	$280K	0.88%
3372	—MONOLITHIC PWR SYS INC	1,000	$280K	0.88%	Put
3373	MEDMEDIFAST INC	1,700	$280K	0.88%	Put
3374	VNOVORNADO RLTY TR	8,300	$280K	0.88%	Put
3375	—BEACON ROOFING SUPPLY INC	9,000	$280K	0.88%	Call
3376	CWCURTISS WRIGHT CORP	3,000	$280K	0.88%	Call
3377	QUREUNIQURE NV	7,600	$280K	0.88%	Put
3378	—ZIOPHARM ONCOLOGY INC	110,600	$279K	0.88%	Put
3379	SPBSPECTRUM BRANDS HLDGS INC NE	4,876	$279K	0.88%
3380	TTENTOTAL SE	8,129	$279K	0.88%
3381	WLKWESTLAKE CHEM CORP	4,400	$278K	0.87%	Put
3382	FXYINVESCO CURRENCYSHARES JAPAN	3,100	$278K	0.87%	Call
3383	OHIOMEGA HEALTHCARE INVS INC	9,300	$278K	0.87%	Call
3384	—RENEWABLE ENERGY GROUP INC	5,200	$278K	0.87%	Put
3385	MODNEURMODEL N INC	7,891	$278K	0.87%
3386	TKRTIMKEN CO	5,100	$277K	0.87%	Put
3387	—DOUYU INTERNATIONAL HLDNGS L	21,000	$277K	0.87%	Call
3388	GLPIGAMING & LEISURE PPTYS INC	7,500	$277K	0.87%	Call
3389	OMCOMNICOM GROUP INC	5,587	$277K	0.87%
3390	BRBROADRIDGE FINL SOLUTIONS IN	2,100	$277K	0.87%	Put
3391	ARLOARLO TECHNOLOGIES INC	52,600	$277K	0.87%	Put
3392	—OREILLY AUTOMOTIVE INC	600	$277K	0.87%	Call
3393	—EMAGIN CORP	217,200	$276K	0.87%	Call
3394	LABFLUIDIGM CORP DEL	37,100	$276K	0.87%	Put
3395	MRKRMARKER THERAPEUTICS INC	182,800	$274K	0.86%	Call
3396	BAXBAXTER INTL INC	3,400	$273K	0.86%	Call
3397	—CYRUSONE INC	3,900	$273K	0.86%	Put
3398	—FUELCELL ENERGY INC	127,700	$273K	0.86%	Put
3399	LWLAMB WESTON HLDGS INC	4,100	$272K	0.85%	Call
3400	NGGNATIONAL GRID PLC	4,700	$272K	0.85%	Put

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