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
401	RCREADY CAPITAL CORP	44,900	$713K	0.86%	Call
402	LFMDLIFEMD INC	60,500	$713K	0.86%	Call
403	—GLOBAL BLOOD THERAPEUTICS IN	20,300	$711K	0.86%	Put
404	—ARMOUR RESIDENTIAL REIT INC	62,300	$711K	0.86%	Call
405	RYNRAYONIER INC	19,800	$711K	0.86%	Call
406	DSEURDRIVE SHACK INC	214,641	$710K	0.86%
407	NGLNGL ENERGY PARTNERS LP	298,105	$709K	0.86%
408	APOGAPOGEE ENTERPRISES INC	17,400	$709K	0.86%	Put
409	CNETZW DATA ACTION TECHNOLOGS IN	354,000	$708K	0.85%	Call
410	BOOMDMC GLOBAL INC	12,600	$708K	0.85%	Put
411	—DERMTECH INC	17,000	$707K	0.85%	Call
412	—MOGO INC	90,100	$707K	0.85%	Put
413	AVNTNAVIENT CORPORATION	36,600	$707K	0.85%	Call
414	PHPARKER-HANNIFIN CORP	2,300	$706K	0.85%	Call
415	UDNINVESCO DB US DLR INDEX TR	33,464	$705K	0.85%
416	—HALL OF FAME RESORT & ENTMT	179,200	$704K	0.85%	Call
417	—PEOPLES UNITED FINANCIAL INC	41,100	$704K	0.85%	Call
418	SYYSYSCO CORP	9,059	$704K	0.85%
419	—BP PRUDHOE BAY RTY TR	137,900	$703K	0.85%	Call
420	—FLUENT INC	239,700	$702K	0.85%	Call
421	TBCHTURTLE BEACH CORP	22,000	$702K	0.85%	Put
422	—NIELSEN HLDGS PLC	28,400	$701K	0.85%	Call
423	—THE ODP CORP	14,600	$701K	0.85%	Call
424	DFSEURDISCOVER FINL SVCS	5,921	$700K	0.84%
425	MLKNMILLER HERMAN INC	14,839	$700K	0.84%
426	—VERITIV CORP	11,400	$700K	0.84%	Call
427	KRTXKARUNA THERAPEUTICS INC	6,133	$699K	0.84%
428	GDOTGREEN DOT CORP	14,900	$698K	0.84%	Call
429	—SILVERCREST METALS INC	79,800	$697K	0.84%	Call
430	NFENEW FORTRESS ENERGY INC	18,400	$697K	0.84%	Call
431	—ISTAR INC	33,600	$697K	0.84%	Put
432	NAVINAVIENT CORPORATION	36,043	$697K	0.84%
433	MCRB1EURSERES THERAPEUTICS INC	29,192	$696K	0.84%
434	MTZMASTEC INC	6,564	$696K	0.84%
435	ALTALTIMMUNE INC	70,600	$695K	0.84%	Call
436	SMSM ENERGY CO	28,200	$695K	0.84%	Put
437	—QUOTIENT TECHNOLOGY INC	64,300	$695K	0.84%	Call
438	WECWEC ENERGY GROUP INC	7,800	$694K	0.84%	Call
439	—SHELL MIDSTREAM PARTNERS L P	47,000	$694K	0.84%	Call
440	IDCCINTERDIGITAL INC	9,500	$694K	0.84%	Call
441	—HYDROFARM HLDGS GROUP INC	11,722	$693K	0.84%
442	SLSSELLAS LIFE SCIENCES GROUP I	62,400	$693K	0.84%	Call
443	HCCWARRIOR MET COAL INC	40,200	$691K	0.83%	Call
444	—TITAN MACHY INC	22,300	$690K	0.83%	Put
445	RDWRRADWARE LTD	22,400	$689K	0.83%	Call
446	ZDJ2 GLOBAL INC	5,000	$688K	0.83%	Call
447	—EPIZYME INC	82,500	$686K	0.83%	Call
448	—180 LIFE SCIENCES CORP	68,500	$685K	0.83%	Put
449	—UPHEALTH INC	101,615	$685K	0.83%
450	—REINSURANCE GRP OF AMERICA I	6,000	$684K	0.83%	Put
451	—SPORTS ENTERTAINMENT ACQU CO	67,806	$683K	0.82%
452	PCARPACCAR INC	7,636	$682K	0.82%
453	OPCHOPTION CARE HEALTH INC	31,200	$682K	0.82%	Call
454	ATKRATKORE INC	9,600	$682K	0.82%	Call
455	LMNDLEMONADE INC	6,222	$681K	0.82%
456	BZUNBAOZUN INC	19,202	$681K	0.82%
457	HYLNHYLIION HOLDINGS CORP	58,418	$681K	0.82%
458	DOXAMDOCS LTD	8,800	$681K	0.82%	Call
459	—HAWAIIAN HOLDINGS INC	27,900	$680K	0.82%	Put
460	OUTOUTFRONT MEDIA INC	28,300	$680K	0.82%	Call
461	—OREILLY AUTOMOTIVE INC	1,200	$679K	0.82%	Call
462	LAKELAKELAND INDS INC	30,354	$678K	0.82%
463	—ACACIA RESH CORP	100,100	$677K	0.82%	Put
464	PRGSPROGRESS SOFTWARE CORP	14,632	$677K	0.82%
465	—ORTHO CLINICAL DIAGNOSTICS H	31,600	$677K	0.82%	Call
466	—ATLANTICA SUSTAINABLE INFR P	18,200	$677K	0.82%	Put
467	—GX ACQUISITION CORP	66,494	$677K	0.82%
468	SASEABRIDGE GOLD INC	38,500	$676K	0.82%	Put
469	CBATCBAK ENERGY TECHNOLOGY INC	143,600	$676K	0.82%	Put
470	GLWCORNING INC	16,500	$675K	0.81%	Put
471	INVHINVITATION HOMES INC	18,079	$674K	0.81%
472	INGING GROEP N.V.	50,925	$674K	0.81%
473	FBPFIRST BANCORP P R	56,500	$673K	0.81%	Call
474	RDHLREDHILL BIOPHARMA LTD	97,800	$673K	0.81%	Call
475	ESIELEMENT SOLUTIONS INC	28,700	$671K	0.81%	Call
476	—BRIDGETOWN 2 HOLDINGS LTD	65,800	$671K	0.81%	Call
477	KBDCKAYNE ANDERSON ENERGY INFRST	75,300	$669K	0.81%	Call
478	SPHSUBURBAN PROPANE PARTNERS L	43,600	$669K	0.81%	Put
479	VRRMVERRA MOBILITY CORP	43,460	$668K	0.81%
480	—KRATON CORP	20,700	$668K	0.81%	Call
481	NDAQNASDAQ INC	3,800	$668K	0.81%	Put
482	KPTIKARYOPHARM THERAPEUTICS INC	64,700	$668K	0.81%	Put
483	BBVABANCO BBVA ARGENTINA S A	205,100	$667K	0.80%	Put
484	ALXOALX ONCOLOGY HLDGS INC	12,200	$667K	0.80%	Call
485	DRIDARDEN RESTAURANTS INC	4,563	$666K	0.80%
486	QLYSQUALYS INC	6,600	$665K	0.80%	Put
487	TROXTRONOX HOLDINGS PLC	29,677	$665K	0.80%
488	—OLLIES BARGAIN OUTLET HLDGS	7,900	$665K	0.80%	Put
489	TALOTALOS ENERGY INC	42,458	$664K	0.80%
490	—SELECTA BIOSCIENCES INC	158,900	$664K	0.80%	Call
491	—U S SILICA HLDGS INC	57,300	$662K	0.80%	Call
492	—TRIVAGO N V	200,107	$662K	0.80%
493	LOVELOVESAC COMPANY	8,300	$662K	0.80%	Call
494	HAMHARMONY GOLD MINING CO LTD	177,145	$661K	0.80%
495	—EROS STX GLOBAL CORPORATION	432,079	$661K	0.80%
496	ALTALTIMMUNE INC	66,858	$659K	0.79%
497	—LIZHI INC	89,900	$659K	0.79%	Put
498	ADPTADAPTIVE BIOTECHNOLOGIES COR	16,100	$658K	0.79%	Call
499	—9 METERS BIOPHARMA INC	598,100	$658K	0.79%	Call
500	—ENDO INTL PLC	140,065	$656K	0.79%

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