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
6801	OSPNONESPAN INC	1,400	$36K	0.04%	Call
6802	TPSTTEMPEST THERAPEUTICS INC	3,200	$36K	0.04%	Put
6803	—PERMIANVILLE RTY TR	18,200	$36K	0.04%	Call
6804	—FORTRESS BIOTECH INC	10,120	$36K	0.04%
6805	MREOMEREO BIOPHARMA GROUP PLC	11,426	$36K	0.04%
6806	—INVACARE CORP	4,500	$36K	0.04%	Put
6807	FTEKFUEL TECH INC	15,400	$36K	0.04%	Put
6808	ETDETHAN ALLEN INTERIORS INC	1,300	$36K	0.04%	Put
6809	FBPFIRST BANCORP P R	2,900	$35K	0.04%	Put
6810	—GCP APPLIED TECHNOLOGIES INC	1,500	$35K	0.04%	Call
6811	EDAPEDAP TMS S A	4,900	$35K	0.04%	Put
6812	MGYMAGNOLIA OIL & GAS CORP	2,225	$35K	0.04%
6813	—DUCK CREEK TECHNOLOGIES INC	800	$35K	0.04%	Put
6814	LOBLIVE OAK BANCSHARES INC	600	$35K	0.04%	Put
6815	SSLSASOL LTD	2,300	$35K	0.04%	Put
6816	IMKTAINGLES MKTS INC	600	$35K	0.04%	Put
6817	CO2ACATO CORP NEW	2,100	$35K	0.04%
6818	—ITERIS INC NEW	5,200	$35K	0.04%	Put
6819	SUPVGRUPO SUPERVIELLE S.A.	17,000	$35K	0.04%	Put
6820	—AEGLEA BIOTHERAPEUTICS INC	5,000	$35K	0.04%	Call
6821	BRSPBRIGHTSPIRE CAPITAL INC	3,700	$35K	0.04%	Put
6822	—CROSS CTRY HEALTHCARE INC	2,100	$35K	0.04%	Put
6823	PHGKONINKLIJKE PHILIPS N V	700	$35K	0.04%	Call
6824	GRFSGRIFOLS S A	2,000	$35K	0.04%	Put
6825	—MIX TELEMATICS LTD	2,100	$35K	0.04%	Put
6826	—RAVEN INDS INC	600	$35K	0.04%	Put
6827	ABCBAMERIS BANCORP	700	$35K	0.04%	Call
6828	DCTDUCK CREEK TECHNOLOGIES INC	800	$35K	0.04%
6829	—ORCHID IS CAP INC	6,700	$35K	0.04%	Call
6830	RZBREINSURANCE GRP OF AMERICA I	300	$34K	0.04%	Call
6831	SSLSASOL LTD	2,240	$34K	0.04%
6832	—CAI INTERNATIONAL INC	600	$34K	0.04%
6833	HVTHAVERTY FURNITURE COS INC	800	$34K	0.04%
6834	RMNIRIMINI STR INC DEL	5,581	$34K	0.04%
6835	—EVOQUA WATER TECHNOLOGIES CO	1,000	$34K	0.04%	Put
6836	—U S XPRESS ENTERPRISES INC	3,900	$34K	0.04%	Put
6837	—ALLAKOS INC	400	$34K	0.04%	Put
6838	TVGRUPO TELEVISA S A B	2,400	$34K	0.04%	Put
6839	—SECOO HLDG LTD	13,862	$34K	0.04%
6840	—PETROCHINA CO LTD	700	$34K	0.04%	Call
6841	—ADITX THERAPEUTICS INC	13,289	$34K	0.04%
6842	INODINNODATA INC	4,800	$34K	0.04%	Put
6843	VIAVVIAVI SOLUTIONS INC	1,900	$34K	0.04%	Put
6844	—RECON TECHNOLOGY LTD	7,900	$34K	0.04%	Put
6845	XPELXPEL INC	400	$34K	0.04%	Put
6846	BSBRBANCO SANTANDER BRASIL S A	4,200	$34K	0.04%	Put
6847	—ENTHUSIAST GAMING HLDGS INC	5,800	$34K	0.04%	Call
6848	VNOVORNADO RLTY TR	718	$34K	0.04%
6849	—UNITY BIOTECHNOLOGY INC	7,400	$34K	0.04%	Put
6850	GTESGATES INDUSTRIAL CORPRATIN P	1,800	$33K	0.04%	Call
6851	FDPFRESH DEL MONTE PRODUCE INC	1,000	$33K	0.04%	Call
6852	RCELAVITA MEDICAL INC	1,600	$33K	0.04%	Call
6853	OSWONESPAWORLD HOLDINGS LIMITED	3,400	$33K	0.04%	Put
6854	—MERIDA MERGER CORP I	3,300	$33K	0.04%	Call
6855	—AURIS MEDICAL HOLDING LTD	9,300	$33K	0.04%	Call
6856	RESRPC INC	6,600	$33K	0.04%	Call
6857	ARQTARCUTIS BIOTHERAPEUTICS INC	1,200	$33K	0.04%	Call
6858	—EVOKE PHARMA INC	24,355	$33K	0.04%
6859	—DOMTAR CORP	600	$33K	0.04%	Call
6860	MDMEDNAX INC	1,100	$33K	0.04%	Call
6861	PFLTPENNANTPARK FLOATING RATE CA	2,600	$33K	0.04%	Put
6862	HCATHEALTH CATALYST INC	600	$33K	0.04%	Put
6863	ADPTADAPTIVE BIOTECHNOLOGIES COR	810	$33K	0.04%
6864	PPCPILGRIMS PRIDE CORP	1,500	$33K	0.04%	Call
6865	07WAMR COOPER GROUP INC	993	$33K	0.04%
6866	—GLADSTONE CAPITAL CORP	2,900	$33K	0.04%	Put
6867	WKWORKIVA INC	300	$33K	0.04%	Put
6868	PAGPENSKE AUTOMOTIVE GRP INC	437	$33K	0.04%
6869	—AURORA MOBILE LTD	10,000	$33K	0.04%	Call
6870	CVGWCALAVO GROWERS INC	500	$32K	0.04%	Put
6871	—SURGALIGN HOLDINGS INC	23,100	$32K	0.04%	Call
6872	ZEUSOLYMPIC STEEL INC	1,100	$32K	0.04%	Put
6873	CNETZW DATA ACTION TECHNOLOGS IN	16,200	$32K	0.04%	Put
6874	—NATUS MED INC DEL	1,250	$32K	0.04%
6875	MCYMERCURY GENL CORP NEW	500	$32K	0.04%
6876	DYDYCOM INDS INC	428	$32K	0.04%
6877	—ABEONA THERAPEUTICS INC	20,600	$32K	0.04%	Put
6878	—KIMBALL INTL INC	2,400	$32K	0.04%	Put
6879	KWKENNEDY-WILSON HOLDINGS INC	1,600	$32K	0.04%	Call
6880	TDSTELEPHONE & DATA SYS INC	1,400	$32K	0.04%	Put
6881	THRTHERMON GROUP HLDGS INC	1,900	$32K	0.04%	Call
6882	NGGNATIONAL GRID PLC	500	$32K	0.04%	Put
6883	—AUDACY INC	7,500	$32K	0.04%	Put
6884	INODINNODATA INC	4,500	$32K	0.04%	Call
6885	CECOCECO ENVIRONMENTAL CORP	4,531	$32K	0.04%
6886	—ZYMERGEN INC	800	$32K	0.04%	Call
6887	—SYKES ENTERPRISES INC	600	$32K	0.04%	Call
6888	—REGENCY CTRS CORP	500	$32K	0.04%	Call
6889	GASSSTEALTHGAS INC	11,200	$32K	0.04%
6890	—EVERI HLDGS INC	1,300	$32K	0.04%	Put
6891	BURLBURLINGTON STORES INC	100	$32K	0.04%	Call
6892	—MATRIX SVC CO	3,000	$32K	0.04%	Call
6893	CASA1EURCASA SYS INC	3,605	$32K	0.04%
6894	CHRSCOHERUS BIOSCIENCES INC	2,290	$32K	0.04%
6895	—VOXX INTL CORP	2,300	$32K	0.04%	Put
6896	—ABIOMED INC	100	$31K	0.04%	Call
6897	—HEXCEL CORP NEW	500	$31K	0.04%	Call
6898	SAHSONIC AUTOMOTIVE INC	700	$31K	0.04%	Call
6899	RGAREINSURANCE GRP OF AMERICA I	269	$31K	0.04%
6900	KALVKALVISTA PHARMACEUTICALS INC	1,300	$31K	0.04%	Call

PreviousPage 69 of 82Next