GROUP ONE TRADING LLC Q4 2020 Filing

Filed February 10, 2021

Portfolio Value

$57.8M

Holdings

6,453

Report Date

Q4 2020

Filing Type

13F-HR

All Holdings (6,453 positions)

#	Stock	Shares	Value	% Portfolio	Type
3201	ADTADT INC DEL	66,207	$520K	0.90%
3202	—CLEVER LEAVES HOLDINGS INC	58,400	$520K	0.90%	Call
3203	BIPBROOKFIELD INFRAST PARTNERS	10,500	$519K	0.90%	Call
3204	—SINCLAIR BROADCAST GROUP INC	16,300	$519K	0.90%	Call
3205	ABEVAMBEV SA	169,300	$518K	0.90%	Call
3206	SRGSERITAGE GROWTH PPTYS	35,255	$518K	0.90%
3207	TPICQTPI COMPOSITES INC	9,795	$517K	0.89%
3208	—PPD INC	15,100	$517K	0.89%	Call
3209	VCELVERICEL CORP	16,700	$516K	0.89%	Call
3210	APTALPHA PRO TECH LTD	46,200	$515K	0.89%	Put
3211	—SIERRA WIRELESS INC	35,200	$514K	0.89%	Call
3212	—CHEFS WHSE INC	20,000	$514K	0.89%	Put
3213	QEPQEP RESOURCES INC	215,188	$514K	0.89%
3214	—MONOLITHIC PWR SYS INC	1,400	$513K	0.89%	Put
3215	NSUSDNUSTAR ENERGY LP	35,436	$511K	0.88%
3216	ARVNARVINAS INC	6,018	$511K	0.88%
3217	WGOWINNEBAGO INDS INC	8,507	$510K	0.88%
3218	UPLDUPLAND SOFTWARE INC	11,107	$510K	0.88%
3219	TWSTTWIST BIOSCIENCE CORP	3,600	$509K	0.88%	Call
3220	—ADVERUM BIOTECHNOLOGIES INC	47,000	$509K	0.88%	Call
3221	KMPRKEMPER CORP	6,600	$507K	0.88%	Call
3222	—REDBALL ACQUISITION CORP	46,600	$507K	0.88%	Call
3223	—TRINSEO S A	9,900	$507K	0.88%	Call
3224	—VG ACQUISITION CORP	44,300	$506K	0.88%	Call
3225	DYHTARGET CORP	2,867	$506K	0.88%
3226	CNDTCONDUENT INC	105,371	$506K	0.88%
3227	ASMLASML HOLDING N V	1,034	$504K	0.87%
3228	MDYSPDR S&P MIDCAP 400 ETF TR	1,200	$504K	0.87%	Call
3229	GOOSCANADA GOOSE HLDGS INC	16,939	$504K	0.87%
3230	—ORCHID IS CAP INC	96,300	$503K	0.87%	Call
3231	—SUMMIT MATLS INC	25,000	$502K	0.87%	Call
3232	CYHCOMMUNITY HEALTH SYS INC NEW	67,500	$502K	0.87%	Call
3233	—TREVENA INC	234,500	$502K	0.87%	Put
3234	ANAUTONATION INC	7,200	$502K	0.87%	Put
3235	—JACOBS ENGR GROUP INC	4,600	$501K	0.87%	Call
3236	FCFRANKLIN COVEY CO	22,500	$501K	0.87%	Call
3237	—WAITR HLDGS INC	179,240	$498K	0.86%
3238	TXTTEXTRON INC	10,300	$498K	0.86%	Call
3239	—SHOCKWAVE MED INC	4,800	$498K	0.86%	Call
3240	VRTVERTIV HOLDINGS CO	26,600	$497K	0.86%	Call
3241	GDOTGREEN DOT CORP	8,900	$497K	0.86%	Call
3242	SMBKSMARTFINANCIAL INC	27,400	$497K	0.86%	Put
3243	—VBI VACCINES INC	180,400	$496K	0.86%	Put
3244	DRDDRDGOLD LIMITED	42,300	$496K	0.86%	Call
3245	BANCBANC OF CALIFORNIA INC	33,700	$496K	0.86%	Call
3246	—AMPIO PHARMACEUTICALS INC	311,800	$496K	0.86%	Call
3247	—VEECO INSTRS INC DEL	28,500	$495K	0.86%	Put
3248	STAGSTAG INDL INC	15,800	$495K	0.86%	Call
3249	SWN1EURSOUTHWESTERN ENERGY CO	165,542	$493K	0.85%
3250	—COLLECTIVE GROWTH CORP	34,500	$493K	0.85%	Put
3251	—TERADATA CORP DEL	21,900	$492K	0.85%	Put
3252	—CHILDRENS PL INC	9,800	$491K	0.85%	Call
3253	PENPENUMBRA INC	2,800	$490K	0.85%	Call
3254	—ONTRAK INC	7,900	$488K	0.84%	Put
3255	—MEDALLIA INC	14,700	$488K	0.84%	Put
3256	—SWITCH INC	29,800	$488K	0.84%	Call
3257	VFCV F CORP	5,700	$487K	0.84%	Put
3258	WPRTWESTPORT FUEL SYSTEMS INC	91,434	$487K	0.84%
3259	KNXKNIGHT-SWIFT TRANSN HLDGS IN	11,620	$486K	0.84%
3260	PAAPLAINS ALL AMERN PIPELINE L	58,981	$486K	0.84%
3261	—VIVINT SMART HOME INC	23,400	$486K	0.84%	Call
3262	—NORTHERN GENESIS ACQUISITION	27,300	$485K	0.84%	Call
3263	—QEP RESOURCES INC	202,800	$485K	0.84%	Put
3264	VIAVVIAVI SOLUTIONS INC	32,400	$485K	0.84%	Call
3265	—ARENA PHARMACEUTICALS INC	6,300	$484K	0.84%	Put
3266	—TRINITY INDS INC	18,300	$483K	0.84%	Put
3267	—OLD REP INTL CORP	24,400	$481K	0.83%	Call
3268	TPBTURNING PT BRANDS INC	10,789	$481K	0.83%
3269	BAHBOOZ ALLEN HAMILTON HLDG COR	5,517	$481K	0.83%
3270	RXTRACKSPACE TECHNOLOGY INC	25,200	$480K	0.83%	Put
3271	—LAUDER ESTEE COS INC	1,800	$479K	0.83%	Put
3272	—ROOT INC	30,400	$478K	0.83%	Put
3273	NOAHNOAH HLDGS LTD	10,000	$478K	0.83%	Put
3274	ANGOANGIODYNAMICS INC	31,200	$478K	0.83%	Call
3275	HBANHUNTINGTON BANCSHARES INC	37,800	$477K	0.83%	Put
3276	CHWYCHEWY INC	5,298	$476K	0.82%
3277	—CELLULAR BIOMEDICINE GROUP I	25,900	$476K	0.82%	Call
3278	ADPAUTOMATIC DATA PROCESSING IN	2,700	$476K	0.82%	Put
3279	—VANGUARD WHITEHALL FDS	5,200	$476K	0.82%	Put
3280	NNNNATIONAL RETAIL PROPERTIES I	11,600	$475K	0.82%	Put
3281	RGNXREGENXBIO INC	10,475	$475K	0.82%
3282	RHIROBERT HALF INTL INC	7,600	$475K	0.82%	Put
3283	CPACOPA HOLDINGS SA	6,137	$474K	0.82%
3284	—WINNEBAGO INDS INC	7,900	$474K	0.82%	Call
3285	WHWYNDHAM HOTELS & RESORTS INC	7,959	$473K	0.82%
3286	—DILLARDS INC	7,500	$473K	0.82%	Put
3287	RKTROCKET COS INC	23,407	$473K	0.82%
3288	—CO-DIAGNOSTICS INC	50,800	$472K	0.82%	Put
3289	ARLOARLO TECHNOLOGIES INC	60,400	$471K	0.81%	Call
3290	—BLUE APRON HLDGS INC	84,329	$471K	0.81%
3291	RHPRYMAN HOSPITALITY PPTYS INC	6,932	$470K	0.81%
3292	PAYSPAYSIGN INC	101,200	$470K	0.81%	Put
3293	BCLIEURBRAINSTORM CELL THERAPEUTICS	103,738	$469K	0.81%
3294	ABEVAMBEV SA	153,000	$468K	0.81%	Put
3295	—IGM BIOSCIENCES INC	5,300	$468K	0.81%	Put
3296	YETIYETI HLDGS INC	6,842	$468K	0.81%
3297	ABALLIANCEBERNSTEIN HLDG L P	13,800	$466K	0.81%	Call
3298	—ENABLE MIDSTREAM PARTNERS LP	88,658	$466K	0.81%
3299	EBIXEUREBIX INC	12,234	$465K	0.80%
3300	—AGENUS INC	146,000	$464K	0.80%	Call

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