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
4901	—VAPOTHERM INC	10,900	$258K	0.31%	Call
4902	OVIDOVID THERAPEUTICS INC	65,701	$257K	0.31%
4903	XINUSDXINYUAN REAL ESTATE CO LTD	96,903	$257K	0.31%
4904	NVMINOVA MEASURING INSTRUMENTS L	2,500	$257K	0.31%	Put
4905	—ENETI INC	13,717	$256K	0.31%
4906	—IBIO INC	169,800	$256K	0.31%	Call
4907	MYPSPLAYSTUDIOS INC	34,500	$256K	0.31%	Call
4908	—CHANNELADVISOR CORP	10,400	$255K	0.31%	Put
4909	VACMARRIOTT VACATIONS WORLDWIDE	1,600	$255K	0.31%	Call
4910	—CRESTWOOD EQUITY PARTNERS LP	8,500	$255K	0.31%	Put
4911	—XERIS PHARMACEUTICALS INC	62,700	$255K	0.31%	Put
4912	SBSAFE BULKERS INC	63,600	$255K	0.31%	Call
4913	—PORTMAN RIDGE FIN CORP	107,000	$255K	0.31%	Call
4914	VICRVICOR CORP	2,400	$254K	0.31%	Call
4915	PAYXPAYCHEX INC	2,370	$254K	0.31%
4916	—GENETIC TECHNOLOGIES LTD	59,800	$254K	0.31%	Call
4917	ACMAECOM	4,000	$253K	0.31%	Put
4918	WTWISDOMTREE INVTS INC	40,800	$253K	0.31%	Put
4919	PFGPRINCIPAL FINANCIAL GROUP IN	4,000	$253K	0.31%	Put
4920	BZHBEAZER HOMES USA INC	13,100	$253K	0.31%	Put
4921	CARAEURCARA THERAPEUTICS INC	17,741	$253K	0.31%
4922	GRBKGREEN BRICK PARTNERS INC	11,100	$252K	0.30%	Call
4923	—DAVIDSTEA INC	57,883	$252K	0.30%
4924	DOXAMDOCS LTD	3,239	$251K	0.30%
4925	—GENESIS PK ACQUISITION CORP	24,300	$251K	0.30%	Call
4926	PVACUSDPENN VA CORP	10,613	$251K	0.30%
4927	—LIVEXLIVE MEDIA INC	53,100	$251K	0.30%	Call
4928	CAASCHINA AUTOMOTIVE SYS INC	51,000	$251K	0.30%	Call
4929	ACRSACLARIS THERAPEUTICS INC	14,300	$251K	0.30%	Call
4930	MSMMSC INDL DIRECT INC	2,800	$251K	0.30%	Call
4931	AMRCAMERESCO INC	4,000	$251K	0.30%	Call
4932	—EROS STX GLOBAL CORPORATION	163,400	$250K	0.30%	Call
4933	VKTXVIKING THERAPEUTICS INC	41,800	$250K	0.30%	Put
4934	PSNLPERSONALIS INC	9,900	$250K	0.30%	Put
4935	LEGLEGGETT & PLATT INC	4,800	$249K	0.30%	Call
4936	AOSLALPHA & OMEGA SEMICONDUCTOR	8,200	$249K	0.30%	Put
4937	EPMEVOLUTION PETE CORP	50,100	$249K	0.30%	Call
4938	AMPAMERIPRISE FINL INC	1,000	$249K	0.30%	Put
4939	—TANZANIAN GOLD CORP	487,900	$249K	0.30%	Call
4940	—ARES COML REAL ESTATE CORP	16,900	$248K	0.30%	Call
4941	ASBASSOCIATED BANC CORP	12,100	$248K	0.30%	Call
4942	—SPARK NETWORKS SE	47,700	$247K	0.30%	Put
4943	—EQUITRANS MIDSTREAM CORP	29,000	$247K	0.30%	Call
4944	—CONSOL ENERGY INC NEW	13,300	$246K	0.30%	Call
4945	BBARBANCO BBVA ARGENTINA S A	75,800	$246K	0.30%	Call
4946	SBSCOMPANHIA DE SANEAMENTO BASI	33,200	$246K	0.30%	Put
4947	ATECALPHATEC HLDGS INC	16,000	$245K	0.30%	Call
4948	PBAPEMBINA PIPELINE CORP	7,700	$245K	0.30%	Put
4949	—DIGINEX LIMITED	37,400	$245K	0.30%	Put
4950	—ALTIMETER GROWTH CORP 2	23,900	$245K	0.30%	Call
4951	—LIVEVOX HOLDING INC	29,400	$245K	0.30%	Put
4952	MSTRMICROSTRATEGY INC	368,500	$245K	0.30%	Put
4953	ECECOPETROL S A	16,668	$244K	0.29%
4954	—AUDACY INC	56,600	$244K	0.29%	Call
4955	RYNRAYONIER INC	6,800	$244K	0.29%	Put
4956	VERIVERITONE INC	12,400	$244K	0.29%	Call
4957	—SANDERSON FARMS INC	1,300	$244K	0.29%	Put
4958	—UPHEALTH INC	36,000	$243K	0.29%	Put
4959	CHRSCOHERUS BIOSCIENCES INC	17,600	$243K	0.29%	Call
4960	ATENA10 NETWORKS INC	21,600	$243K	0.29%	Call
4961	MDUMDU RES GROUP INC	7,745	$243K	0.29%
4962	VCTRVICTORY CAP HLDGS INC	7,500	$242K	0.29%	Put
4963	—CHANGE HEALTHCARE INC	10,500	$242K	0.29%	Call
4964	D0ADADA NEXUS LTD	8,345	$242K	0.29%
4965	—ABERDEEN STD GOLD ETF TR	14,200	$241K	0.29%	Call
4966	WVEWAVE LIFE SCIENCES LTD	36,182	$241K	0.29%
4967	RXTRACKSPACE TECHNOLOGY INC	12,300	$241K	0.29%	Put
4968	AXTAAXALTA COATING SYS LTD	7,900	$241K	0.29%	Put
4969	—NEW SR INVT GROUP INC	27,500	$241K	0.29%	Call
4970	—CATABASIS PHARMACEUTICALS IN	114,000	$241K	0.29%	Put
4971	YALAYALLA GROUP LTD	12,043	$241K	0.29%
4972	TTMITTM TECHNOLOGIES INC	16,800	$240K	0.29%	Put
4973	AYS1SANDSTORM GOLD LTD	30,480	$240K	0.29%
4974	—PETROCHINA CO LTD	4,900	$240K	0.29%	Put
4975	RGSUSDREGIS CORP MINN	25,646	$240K	0.29%
4976	KOSKOSMOS ENERGY LTD	69,488	$240K	0.29%
4977	AMSCAMERICAN SUPERCONDUCTOR CORP	13,800	$240K	0.29%	Put
4978	—AUDACY INC	55,731	$240K	0.29%
4979	ESEVERSOURCE ENERGY	2,990	$240K	0.29%
4980	GWREGUIDEWIRE SOFTWARE INC	2,131	$240K	0.29%
4981	—CHINA PETROLEUM & CHEMICAL C	4,700	$240K	0.29%	Put
4982	—CATALYST BIOSCIENCES INC	55,400	$240K	0.29%	Call
4983	PC6APETROCHINA CO LTD	4,883	$239K	0.29%
4984	—ENTERGY CORP NEW	2,400	$239K	0.29%	Put
4985	—GLADSTONE INVT CORP	16,600	$239K	0.29%	Call
4986	OSPNONESPAN INC	9,357	$239K	0.29%
4987	—HERSHA HOSPITALITY TR	22,200	$239K	0.29%	Call
4988	MSIMOTOROLA SOLUTIONS INC	1,100	$239K	0.29%	Put
4989	—VONAGE HLDGS CORP	16,582	$239K	0.29%
4990	—ATI PHYSICAL THERAPY INC	24,900	$238K	0.29%	Put
4991	RVNCEURREVANCE THERAPEUTICS INC	8,038	$238K	0.29%
4992	TENTSAKOS ENERGY NAVIGATION LTD	27,667	$238K	0.29%
4993	—SOLARWINDS CORP	14,100	$238K	0.29%	Call
4994	—PHYSICIANS RLTY TR	12,900	$238K	0.29%	Put
4995	NBTBNBT BANCORP INC	6,600	$237K	0.29%	Call
4996	ATHMAUTOHOME INC	3,700	$237K	0.29%	Put
4997	—DIGITAL ALLY INC	131,900	$237K	0.29%	Put
4998	BANCBANC OF CALIFORNIA INC	13,500	$237K	0.29%	Put
4999	CRMDCORMEDIX INC	34,400	$236K	0.28%	Put
5000	—SUPERNOVA PARTNERS ACQUISITI	23,800	$236K	0.28%	Put

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