GROUP ONE TRADING LLC Q3 2021 Filing

Filed November 12, 2021

Portfolio Value

$92.6M

Holdings

8,294

Report Date

Q3 2021

Filing Type

13F-HR

All Holdings (8,294 positions)

#	Stock	Shares	Value	% Portfolio	Type
601	ABMDEURABIOMED INC	1,809	$589K	0.64%
602	—ATI PHYSICAL THERAPY INC	155,100	$589K	0.64%	Put
603	—PROVENTION BIO INC	92,000	$589K	0.64%	Call
604	DOYUDOUYU INTL HLDGS LTD	178,680	$588K	0.64%
605	AMXAMERICA MOVIL SAB DE CV	33,200	$587K	0.63%	Call
606	VTSIVIRTRA INC	57,800	$586K	0.63%	Call
607	ERIIENERGY RECOVERY INC	30,800	$586K	0.63%	Put
608	SLMSLM CORP	33,300	$586K	0.63%	Call
609	—CHEMBIO DIAGNOSTICS INC	234,000	$585K	0.63%	Put
610	—WISEKEY INTERNATIONAL HLDS L	93,500	$584K	0.63%	Call
611	—KHOSLA VENTURES ACQUSTN CO I	57,400	$584K	0.63%
612	—WP CAREY INC	8,000	$584K	0.63%	Put
613	HYLNHYLIION HOLDINGS CORP	69,576	$584K	0.63%
614	—SURFACE ONCOLOGY INC	77,100	$584K	0.63%	Call
615	—GOHEALTH INC	115,900	$583K	0.63%	Put
616	UECURANIUM ENERGY CORP	190,800	$582K	0.63%	Put
617	—AULT GLOBAL HOLDINGS INC	239,700	$582K	0.63%	Call
618	—RIGEL PHARMACEUTICALS INC	160,400	$582K	0.63%	Call
619	KODKEASTMAN KODAK CO	85,300	$581K	0.63%	Put
620	BGSB & G FOODS INC NEW	19,400	$580K	0.63%	Put
621	RMDRESMED INC	2,200	$580K	0.63%	Call
622	PETQEURPETIQ INC	23,213	$580K	0.63%
623	NAUTNAUTILUS BIOTECHNOLOGY INC	94,400	$580K	0.63%	Call
624	PDFSPDF SOLUTIONS INC	25,100	$578K	0.62%	Call
625	STKLSUNOPTA INC	64,600	$577K	0.62%	Put
626	WOOFPETCO HEALTH & WELLNESS CO I	27,334	$577K	0.62%
627	TEXTEREX CORP NEW	13,700	$577K	0.62%	Put
628	TENTSAKOS ENERGY NAVIGATION LTD	53,900	$577K	0.62%	Put
629	BAPCREDICORP LTD	5,200	$577K	0.62%	Call
630	NXSTNEXSTAR MEDIA GROUP INC	3,791	$576K	0.62%
631	—MESA AIR GROUP INC	75,000	$575K	0.62%	Call
632	BXPBOSTON PROPERTIES INC	5,308	$575K	0.62%
633	TXTERNIUM SA	13,600	$575K	0.62%	Put
634	GNWGENWORTH FINL INC	153,430	$575K	0.62%
635	—KALEYRA INC	51,900	$571K	0.62%	Call
636	—9 METERS BIOPHARMA INC	439,000	$571K	0.62%	Call
637	DTEDTE ENERGY CO	5,100	$570K	0.62%	Put
638	—PARTY CITY HOLDCO INC	79,800	$567K	0.61%	Put
639	PARPAR TECHNOLOGY CORP	9,200	$566K	0.61%	Call
640	2L9BLUEPRINT MEDICINES CORP	5,500	$565K	0.61%
641	—ALBIREO PHARMA INC	18,100	$565K	0.61%	Put
642	ICADUSDICAD INC	52,575	$565K	0.61%
643	NGLNGL ENERGY PARTNERS LP	238,490	$565K	0.61%
644	ONDSONDAS HLDGS INC	61,722	$565K	0.61%
645	OMCOMNICOM GROUP INC	7,772	$563K	0.61%
646	XELXCEL ENERGY INC	9,000	$563K	0.61%	Put
647	—CO-DIAGNOSTICS INC	57,800	$562K	0.61%	Call
648	ASPSALTISOURCE PORTFOLIO SOLNS S	56,900	$562K	0.61%	Call
649	—1LIFE HEALTHCARE INC	27,729	$562K	0.61%
650	TPCTUTOR PERINI CORP	43,200	$561K	0.61%	Put
651	—REWALK ROBOTICS LTD	371,700	$561K	0.61%	Call
652	RRDEURDONNELLEY R R & SONS CO	108,878	$560K	0.60%
653	CNDTCONDUENT INC	85,000	$560K	0.60%	Call
654	GIIIG III APPAREL GROUP LTD	19,800	$560K	0.60%	Call
655	QSRRESTAURANT BRANDS INTL INC	9,159	$560K	0.60%
656	IRTCIRHYTHM TECHNOLOGIES INC	9,543	$559K	0.60%
657	AIVAPARTMENT INVT & MGMT CO	81,659	$559K	0.60%
658	CVGWCALAVO GROWERS INC	14,600	$558K	0.60%	Call
659	CRSCARPENTER TECHNOLOGY CORP	17,000	$557K	0.60%	Call
660	WINGWINGSTOP INC	3,400	$557K	0.60%	Put
661	—REINSURANCE GRP OF AMERICA I	5,000	$556K	0.60%	Put
662	OSURORASURE TECHNOLOGIES INC	49,200	$556K	0.60%	Put
663	—LIMELIGHT NETWORKS INC	233,400	$555K	0.60%	Call
664	AREALEXANDRIA REAL ESTATE EQ IN	2,900	$554K	0.60%	Call
665	—MADDEN STEVEN LTD	13,800	$554K	0.60%	Call
666	—ENLINK MIDSTREAM LLC	81,300	$554K	0.60%	Call
667	—AEYE INC	101,200	$554K	0.60%	Put
668	SPROSPERO THERAPEUTICS INC	30,100	$554K	0.60%	Call
669	ELMSQELECTRIC LAST MILE SOLUTNS I	74,910	$554K	0.60%
670	DIODDIODES INC	6,100	$553K	0.60%	Call
671	HIMSHIMS & HERS HEALTH INC	73,400	$553K	0.60%	Put
672	—PREFERRED APT CMNTYS INC	45,100	$552K	0.60%	Call
673	—CERIDIAN HCM HLDG INC	4,900	$552K	0.60%	Put
674	ARMKARAMARK	16,797	$552K	0.60%
675	—DERMTECH INC	17,200	$552K	0.60%	Put
676	CRUSCIRRUS LOGIC INC	6,700	$552K	0.60%	Call
677	PACBPACIFIC BIOSCIENCES CALIF IN	21,600	$552K	0.60%	Put
678	—ATI PHYSICAL THERAPY INC	145,159	$552K	0.60%
679	—RUBIUS THERAPEUTICS INC	30,800	$551K	0.60%	Call
680	TBPHTHERAVANCE BIOPHARMA INC	74,500	$551K	0.60%	Put
681	YEXTYEXT INC	45,800	$551K	0.60%	Put
682	CANCANAAN INC	90,200	$551K	0.60%	Put
683	—PLANTRONICS INC NEW	21,400	$550K	0.59%	Call
684	AAOIAPPLIED OPTOELECTRONICS INC	76,600	$550K	0.59%	Call
685	CMPSCOMPASS PATHWAYS PLC	18,402	$550K	0.59%
686	RDWREDWIRE CORPORATION	57,010	$549K	0.59%
687	PRAAPRA GROUP INC	13,000	$548K	0.59%	Put
688	HCCWARRIOR MET COAL INC	23,500	$547K	0.59%	Call
689	REYNREYNOLDS CONSUMER PRODS INC	20,000	$547K	0.59%	Call
690	KTKT CORP	40,150	$547K	0.59%
691	P5YBRF SA	108,749	$546K	0.59%
692	DOCHEALTHPEAK PROPERTIES INC	16,300	$546K	0.59%	Call
693	—ASENSUS SURGICAL INC	295,100	$546K	0.59%	Put
694	BHRBRAEMAR HOTELS & RESORTS INC	112,300	$545K	0.59%	Put
695	—IMMUNOGEN INC	96,100	$545K	0.59%	Call
696	AEISADVANCED ENERGY INDS	6,200	$544K	0.59%	Call
697	—CLEARSIDE BIOMEDICAL INC	90,600	$544K	0.59%	Call
698	—HEXO CORP	295,400	$544K	0.59%	Put
699	PPCPILGRIMS PRIDE CORP	18,660	$543K	0.59%
700	—MERIDIAN BIOSCIENCE INC	28,200	$543K	0.59%	Call

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