GROUP ONE TRADING LLC Q1 2020 Filing

Filed May 13, 2020

Portfolio Value

$12.3M

Holdings

5,255

Report Date

Q1 2020

Filing Type

13F-HR

All Holdings (5,255 positions)

#	Stock	Shares	Value	% Portfolio	Type
3301	INCYINCYTE CORP	1,526	$112K	0.91%
3302	FSLRFIRST SOLAR INC	3,100	$112K	0.91%	Put
3303	IBKRINTERACTIVE BROKERS GROUP IN	2,600	$112K	0.91%	Put
3304	ONBPPOLD NATL BANCORP IND	8,500	$112K	0.91%	Put
3305	SL2SLEEP NUMBER CORP	5,850	$112K	0.91%
3306	MOHMOLINA HEALTHCARE INC	800	$112K	0.91%	Call
3307	ZYXIQZYNEX INC	10,100	$112K	0.91%	Call
3308	HMCHONDA MOTOR LTD	5,000	$112K	0.91%	Put
3309	WTWISDOMTREE INVTS INC	47,600	$111K	0.90%	Put
3310	GLPIGAMING & LEISURE PPTYS INC	4,000	$111K	0.90%	Put
3311	ERIIENERGY RECOVERY INC	14,900	$111K	0.90%	Put
3312	AVNTNAVIENT CORPORATION	14,700	$111K	0.90%	Put
3313	—NEW YORK MTG TR INC	71,600	$111K	0.90%	Put
3314	—EQM MIDSTREAM PARTNERS LP	9,400	$111K	0.90%	Call
3315	RVLVREVOLVE GROUP INC	12,872	$111K	0.90%
3316	—WABTEC	2,300	$111K	0.90%	Put
3317	XNETXUNLEI LTD	33,200	$110K	0.89%	Put
3318	—REVANCE THERAPEUTICS INC	7,400	$110K	0.89%	Put
3319	EZPWEZCORP INC	26,482	$110K	0.89%
3320	ARDXARDELYX INC	19,300	$110K	0.89%	Call
3321	AVAVAEROVIRONMENT INC	1,800	$110K	0.89%	Call
3322	SNXSYNNEX CORP	1,500	$110K	0.89%	Call
3323	TBCHTURTLE BEACH CORP	17,586	$110K	0.89%
3324	MCRIMONARCH CASINO & RESORT INC	3,900	$109K	0.88%	Put
3325	NMFCNEW MTN FIN CORP	16,000	$109K	0.88%
3326	—UMPQUA HLDGS CORP	10,000	$109K	0.88%	Put
3327	PETSPETMED EXPRESS INC	3,800	$109K	0.88%	Put
3328	REALTHE REALREAL INC	15,600	$109K	0.88%	Put
3329	PRUPRUDENTIAL FINL INC	2,100	$109K	0.88%	Call
3330	—PERDOCEO ED CORP	10,000	$108K	0.88%	Put
3331	—SINA CORP	3,400	$108K	0.88%	Call
3332	TSTENARIS S A	9,000	$108K	0.88%	Call
3333	IPGINTERPUBLIC GROUP COS INC	6,659	$108K	0.88%
3334	VMCVULCAN MATLS CO	1,000	$108K	0.88%	Put
3335	SABRSABRE CORP	18,100	$107K	0.87%	Call
3336	—MGM GROWTH PPTYS LLC	4,500	$107K	0.87%	Put
3337	PBAPEMBINA PIPELINE CORP	5,700	$107K	0.87%	Put
3338	DCPHEURDECIPHERA PHARMACEUTICALS IN	2,607	$107K	0.87%
3339	CDNACAREDX INC	4,900	$107K	0.87%	Put
3340	GDGENERAL DYNAMICS CORP	800	$106K	0.86%	Put
3341	SATSECHOSTAR CORP	3,300	$106K	0.86%	Call
3342	FDPFRESH DEL MONTE PRODUCE INC	3,821	$106K	0.86%
3343	TCXTUCOWS INC	2,200	$106K	0.86%	Put
3344	CSTECAESARSTONE LTD	10,000	$106K	0.86%	Call
3345	YELPYELP INC	5,900	$106K	0.86%	Call
3346	GTNGRAY TELEVISION INC	9,900	$106K	0.86%	Call
3347	—MFA FINL INC	68,600	$106K	0.86%	Call
3348	—QUOTIENT TECHNOLOGY INC	16,300	$106K	0.86%	Call
3349	—ROCKWELL MED INC	51,300	$105K	0.85%	Call
3350	DUKDUKE ENERGY CORP NEW	1,300	$105K	0.85%	Put
3351	UPLDUPLAND SOFTWARE INC	3,900	$105K	0.85%	Call
3352	GKDGRAND CANYON ED INC	1,379	$105K	0.85%
3353	MGYMAGNOLIA OIL & GAS CORP	26,257	$105K	0.85%
3354	ATIALLEGHENY TECHNOLOGIES INC	12,300	$105K	0.85%	Call
3355	CDLXCARDLYTICS INC	2,990	$105K	0.85%
3356	NVONOVO-NORDISK A S	1,736	$105K	0.85%
3357	DVAXDYNAVAX TECHNOLOGIES CORP	29,802	$105K	0.85%
3358	—THERAPEUTICSMD INC	97,900	$104K	0.84%	Put
3359	—TELLURIAN INC NEW	114,900	$104K	0.84%	Put
3360	—ADAPTIMMUNE THERAPEUTICS PLC	38,100	$104K	0.84%	Call
3361	—REVANCE THERAPEUTICS INC	7,000	$104K	0.84%	Call
3362	LGIHLGI HOMES INC	2,300	$104K	0.84%	Put
3363	—CRESTWOOD EQUITY PARTNERS LP	24,500	$104K	0.84%	Call
3364	BZUNBAOZUN INC	3,713	$104K	0.84%
3365	THFFFIRST FINL BANCORP OH	7,000	$104K	0.84%	Call
3366	XPXP INC	5,400	$104K	0.84%	Call
3367	TRUPTRUPANION INC	4,000	$104K	0.84%	Put
3368	—CREE INC	2,900	$103K	0.84%	Put
3369	NHTCNATURAL HEALTH TRENDS CORP	31,400	$103K	0.84%	Call
3370	—HUAMI CORP	7,882	$103K	0.84%
3371	07SSECUREWORKS CORP	8,921	$103K	0.84%
3372	EWBCEAST WEST BANCORP INC	4,000	$103K	0.84%
3373	TPCTUTOR PERINI CORP	15,400	$103K	0.84%	Call
3374	PSNPARSONS CORPORATION	3,200	$102K	0.83%	Call
3375	REZIRESIDEO TECHNOLOGIES INC	21,175	$102K	0.83%
3376	NTESNETEASE INC	318	$102K	0.83%
3377	—PHILLIPS 66 PARTNERS LP	2,800	$102K	0.83%	Call
3378	—ENDURANCE INTL GROUP HLDGS I	52,900	$102K	0.83%	Call
3379	BOXBOX INC	7,300	$102K	0.83%	Put
3380	AWCAMERICAN WTR WKS CO INC NEW	848	$101K	0.82%
3381	PAYXPAYCHEX INC	1,600	$101K	0.82%	Put
3382	—COLFAX CORP	5,100	$101K	0.82%	Put
3383	GPCGENUINE PARTS CO	1,500	$101K	0.82%	Call
3384	—MENLO THERAPEUTICS INC	37,700	$101K	0.82%	Put
3385	DNLIDENALI THERAPEUTICS INC	5,756	$101K	0.82%
3386	—HILLENBRAND INC	5,300	$101K	0.82%	Put
3387	ARANTERO RESOURCES CORP	141,600	$101K	0.82%	Put
3388	—CELSION CORPORATION	110,800	$100K	0.81%	Call
3389	—EIDOS THERAPEUTICS INC	2,035	$100K	0.81%
3390	DLXDELUXE CORP	3,870	$100K	0.81%
3391	—PYXUS INTL INC	32,300	$100K	0.81%	Put
3392	OI*O-I GLASS INC	14,058	$100K	0.81%
3393	LPGDORIAN LPG LTD	11,500	$100K	0.81%	Call
3394	—TIVITY HEALTH INC	15,900	$100K	0.81%	Put
3395	—MARINUS PHARMACEUTICALS INC	48,900	$99K	0.80%	Call
3396	—ALLSCRIPTS HEALTHCARE SOLUTN	14,000	$99K	0.80%	Call
3397	—CYMABAY THERAPEUTICS INC	66,600	$99K	0.80%	Call
3398	AMCRAMCOR PLC	12,200	$99K	0.80%	Put
3399	—SCHRODINGER INC	2,300	$99K	0.80%	Call
3400	AXGNAXOGEN INC	9,500	$99K	0.80%	Call

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