GROUP ONE TRADING LLC Q2 2021 Filing

Filed August 10, 2021

Portfolio Value

$82.9M

Holdings

8,103

Report Date

Q2 2021

Filing Type

13F-HR

All Holdings (8,103 positions)

#	Stock	Shares	Value	% Portfolio	Type
4801	SOHUSOHU COM LTD	15,100	$281K	0.34%	Put
4802	AMNAMN HEALTHCARE SVCS INC	2,900	$281K	0.34%	Call
4803	—PHILLIPS 66 PARTNERS LP	7,100	$280K	0.34%	Put
4804	—BALLANTYNE STRONG INC	58,400	$280K	0.34%	Call
4805	—JANUS INTERNATIONAL GROUP IN	19,800	$280K	0.34%	Put
4806	DSLDOUBLELINE INCOME SOLUTIONS	15,500	$280K	0.34%	Put
4807	DNOWNOW INC	29,555	$280K	0.34%
4808	ZIONZIONS BANCORPORATION N A	5,300	$280K	0.34%	Put
4809	BKTBLACKROCK INC	319,100	$279K	0.34%	Put
4810	HLXHELIX ENERGY SOLUTIONS GRP I	48,900	$279K	0.34%	Call
4811	MXLMAXLINEAR INC	6,562	$279K	0.34%
4812	ODFLOLD DOMINION FREIGHT LINE IN	1,100	$279K	0.34%	Call
4813	—VIDLER WATER RESOUCES INC	21,000	$279K	0.34%	Put
4814	—CHIASMA INC	58,907	$279K	0.34%
4815	—CHURCHILL CAPITAL CORP V	27,600	$278K	0.34%	Put
4816	HFCUSDHOLLYFRONTIER CORP	8,459	$278K	0.34%
4817	—SIFY TECHNOLOGIES LTD	76,800	$278K	0.34%	Call
4818	VTEBVANGUARD TAX-MANAGED INTL FD	5,400	$278K	0.34%	Call
4819	CYTKCYTOKINETICS INC	14,000	$277K	0.33%	Put
4820	LWLAMB WESTON HLDGS INC	3,433	$277K	0.33%
4821	—UNITY BIOTECHNOLOGY INC	59,600	$277K	0.33%	Call
4822	NMRKNEWMARK GROUP INC	23,100	$277K	0.33%	Call
4823	—SYNOVUS FINL CORP	6,300	$276K	0.33%	Call
4824	SJIEURSOUTH JERSEY INDS INC	10,638	$276K	0.33%
4825	WHWYNDHAM HOTELS & RESORTS INC	3,800	$275K	0.33%	Put
4826	—BETTER WORLD ACQUISITION COR	27,500	$275K	0.33%	Put
4827	CPERUNITED STS COMMODITY INDEX F	10,500	$275K	0.33%
4828	—PRECISION BIOSCIENCES INC	22,000	$275K	0.33%	Call
4829	TVGRUPO TELEVISA S A B	19,200	$274K	0.33%	Call
4830	LQDALIQUIDIA CORPORATION	95,700	$274K	0.33%	Call
4831	RDNTRADNET INC	8,092	$273K	0.33%
4832	NINISOURCE INC	11,141	$273K	0.33%
4833	PTENPATTERSON-UTI ENERGY INC	27,500	$273K	0.33%	Call
4834	MYRGMYR GROUP INC DEL	3,000	$273K	0.33%
4835	—AEGON N V	65,800	$272K	0.33%	Put
4836	TCSUSDCONTAINER STORE GROUP INC	20,847	$272K	0.33%
4837	—VINTAGE WINE ESTATES INC	22,700	$272K	0.33%	Call
4838	—VEREIT INC	5,900	$271K	0.33%	Call
4839	JEFJEFFERIES FINL GROUP INC	7,922	$271K	0.33%
4840	ZNTLZENTALIS PHARMACEUTICALS INC	5,100	$271K	0.33%	Call
4841	CVICVR ENERGY INC	15,100	$271K	0.33%	Put
4842	—COVETRUS INC	10,000	$270K	0.33%	Put
4843	—ACACIA RESH CORP	39,900	$270K	0.33%	Call
4844	BBWBUILD-A-BEAR WORKSHOP INC	15,597	$270K	0.33%
4845	CMACOMERICA INC	3,788	$270K	0.33%
4846	—TRITERRAS INC	38,800	$270K	0.33%	Put
4847	—VIRACTA THERAPEUTICS INC	23,700	$269K	0.32%	Call
4848	EOLSEVOLUS INC	21,294	$269K	0.32%
4849	—BIOSIG TECHNOLOGIES INC	69,600	$269K	0.32%	Put
4850	DKSDICKS SPORTING GOODS INC	2,689	$269K	0.32%
4851	LNGCHENIERE ENERGY INC	3,100	$269K	0.32%	Put
4852	—CURO GROUP HOLDINGS CORP	15,800	$269K	0.32%	Put
4853	—SEACHANGE INTL INC	207,948	$268K	0.32%
4854	DLXDELUXE CORP	5,600	$268K	0.32%	Call
4855	SNASNAP ON INC	1,200	$268K	0.32%	Call
4856	SKYSKYLINE CHAMPION CORPORATION	5,000	$267K	0.32%	Put
4857	—HC2 HLDGS INC	67,200	$267K	0.32%	Put
4858	CMPSCOMPASS PATHWAYS PLC	7,000	$267K	0.32%	Put
4859	—AMPHENOL CORP NEW	3,900	$267K	0.32%	Put
4860	TWSTTWIST BIOSCIENCE CORP	2,000	$267K	0.32%	Put
4861	—FINANCE OF AMERICA COMPAN	34,900	$266K	0.32%	Put
4862	—ACCELERATE DIAGNOSTICS INC	32,943	$266K	0.32%
4863	GILGILDAN ACTIVEWEAR INC	7,200	$266K	0.32%	Call
4864	WFGWEST FRASER TIMBER CO LTD	3,700	$265K	0.32%	Call
4865	AKTSQAKOUSTIS TECHNOLOGIES INC	24,702	$265K	0.32%
4866	—CHINA LIFE INS CO LTD	26,600	$265K	0.32%	Put
4867	NHTCNATURAL HEALTH TRENDS CORP	37,900	$265K	0.32%	Put
4868	ALECALECTOR INC	12,700	$265K	0.32%	Call
4869	—FLUX PWR HLDGS INC	22,700	$264K	0.32%	Call
4870	ICHRICHOR HOLDINGS	4,900	$264K	0.32%	Call
4871	—KIMBELL RTY PARTNERS LP	20,500	$263K	0.32%	Call
4872	WIMIWIMI HOLOGRAM CLOUD INC	47,900	$263K	0.32%	Put
4873	—TRINSEO S A	4,400	$263K	0.32%	Call
4874	—LUMINEX CORP DEL	7,153	$263K	0.32%
4875	VNDAVANDA PHARMACEUTICALS INC	12,167	$262K	0.32%
4876	ARCTARCTURUS THERAPEUTICS HLDGS	7,754	$262K	0.32%
4877	—RITCHIE BROS AUCTIONEERS	4,400	$261K	0.31%	Call
4878	—ADAMAS PHARMACEUTICALS INC	49,400	$261K	0.31%	Call
4879	APREAPREA THERAPEUTICS INC	53,445	$261K	0.31%
4880	LADRLADDER CAP CORP	22,596	$261K	0.31%
4881	BDQMALBIREO PHARMA INC	7,409	$261K	0.31%
4882	—DIGINEX LIMITED	39,809	$261K	0.31%
4883	AMWDAMERICAN WOODMARK CORPORATIO	3,200	$261K	0.31%	Call
4884	—CHEMBIO DIAGNOSTICS INC	87,400	$260K	0.31%	Call
4885	APTALPHA PRO TECH LTD	30,300	$260K	0.31%	Call
4886	CLPTCLEARPOINT NEURO INC	13,638	$260K	0.31%
4887	GONGERON CORP	184,661	$260K	0.31%
4888	FFFUTUREFUEL CORP	27,100	$260K	0.31%	Put
4889	—LYDALL INC	4,280	$259K	0.31%
4890	—CONSOLIDATED COMM HLDGS INC	29,500	$259K	0.31%	Call
4891	—ADAMIS PHARMACEUTICALS CORP	235,100	$259K	0.31%	Put
4892	—VIEW INC	30,500	$259K	0.31%	Put
4893	GVAGRANITE CONSTR INC	6,239	$259K	0.31%
4894	—FREIGHTCAR AMER INC	43,700	$259K	0.31%	Put
4895	—ANTARES PHARMA INC	59,400	$259K	0.31%	Put
4896	DAOYOUDAO INC	11,200	$259K	0.31%	Call
4897	PENPENUMBRA INC	943	$258K	0.31%
4898	WITWIPRO LTD	32,974	$258K	0.31%
4899	—SMITH MICRO SOFTWARE INC	49,500	$258K	0.31%	Call
4900	—VAPOTHERM INC	10,900	$258K	0.31%	Call

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