GROUP ONE TRADING LLC Q3 2019 Filing

Filed November 12, 2019

Portfolio Value

$12.4M

Holdings

5,114

Report Date

Q3 2019

Filing Type

13F-HR

All Holdings (5,114 positions)

#	Stock	Shares	Value	% Portfolio	Type
3501	—DERMIRA INC	17,521	$112K	0.90%
3502	AMRXAMNEAL PHARMACEUTICALS INC	38,751	$112K	0.90%
3503	—R1 RCM INC	12,500	$112K	0.90%	Call
3504	—ADTRAN INC	9,900	$112K	0.90%	Put
3505	LLOEWS CORP	2,169	$112K	0.90%
3506	—INVESTORS BANCORP INC NEW	9,900	$112K	0.90%	Call
3507	IBKRINTERACTIVE BROKERS GROUP IN	2,086	$112K	0.90%
3508	IAGIAMGOLD CORP	32,700	$112K	0.90%	Put
3509	LDOSLEIDOS HLDGS INC	1,300	$112K	0.90%	Call
3510	—ENDURANCE INTL GROUP HLDGS I	29,900	$112K	0.90%	Put
3511	ADIANALOG DEVICES INC	1,000	$112K	0.90%	Put
3512	—LIVONGO HEALTH INC	6,400	$112K	0.90%	Put
3513	—SECUREWORKS CORP	8,600	$111K	0.90%	Call
3514	—TIVITY HEALTH INC	6,700	$111K	0.90%	Put
3515	PRGSPROGRESS SOFTWARE CORP	2,925	$111K	0.90%
3516	—CONSOLIDATED COMM HLDGS INC	23,300	$111K	0.90%	Put
3517	—SEMGROUP CORP	6,800	$111K	0.90%	Call
3518	YRDYIRENDAI LTD	15,800	$111K	0.90%	Put
3519	TZOOTRAVELZOO	10,300	$110K	0.89%	Put
3520	ROSTROSS STORES INC	1,000	$110K	0.89%	Put
3521	MVISMICROVISION INC DEL	186,266	$110K	0.89%
3522	SFESSAFEGUARD SCIENTIFICS INC	9,724	$110K	0.89%
3523	CVICVR ENERGY INC	2,500	$110K	0.89%	Call
3524	ALLALLSTATE CORP	1,000	$109K	0.88%	Put
3525	ODFLOLD DOMINION FREIGHT LINE IN	640	$109K	0.88%
3526	—LA JOLLA PHARMACEUTICAL CO	12,400	$109K	0.88%	Call
3527	—TSAKOS ENERGY NAVIGATION LTD	36,800	$109K	0.88%
3528	AXGNAXOGEN INC	8,700	$109K	0.88%	Put
3529	HRBBLOCK H & R INC	4,600	$109K	0.88%	Put
3530	GTESGATES INDUSTRIAL CORPRATIN P	10,700	$108K	0.87%	Call
3531	MSBMESABI TR	4,500	$108K	0.87%	Call
3532	LBRTLIBERTY OILFIELD SVCS INC	10,000	$108K	0.87%	Call
3533	ANABANAPTYSBIO INC	3,100	$108K	0.87%	Put
3534	—CAPITAL PRODUCT PARTNERS L P	10,000	$107K	0.86%	Put
3535	SRPTSAREPTA THERAPEUTICS INC	1,421	$107K	0.86%
3536	SAFESAFEHOLD INC	3,500	$107K	0.86%	Call
3537	BZHBEAZER HOMES USA INC	7,200	$107K	0.86%	Put
3538	SXCSUNCOKE ENERGY INC	18,787	$106K	0.86%
3539	SIMOSILICON MOTION TECHNOLOGY CO	3,000	$106K	0.86%	Call
3540	HMYHARMONY GOLD MNG LTD	37,200	$106K	0.86%	Put
3541	VVVVALVOLINE INC	4,800	$106K	0.86%	Call
3542	—MEET GROUP INC	32,300	$106K	0.86%	Put
3543	WPRTWESTPORT FUEL SYSTEMS INC	38,731	$105K	0.85%
3544	MURMURPHY OIL CORP	4,765	$105K	0.85%
3545	TSAACI WORLDWIDE INC	3,336	$105K	0.85%
3546	BCRXBIOCRYST PHARMACEUTICALS	36,500	$105K	0.85%	Call
3547	PCARPACCAR INC	1,500	$105K	0.85%	Put
3548	—GLOBAL EAGLE ENTMT INC	143,800	$104K	0.84%
3549	—INTERNATIONAL SPEEDWAY CORP	2,300	$104K	0.84%	Call
3550	FMSFRESENIUS MED CARE AG&CO KGA	3,100	$104K	0.84%
3551	RHIRHYTHM TECHNOLOGIES INC	1,400	$104K	0.84%	Call
3552	—ZYMEWORKS INC	4,189	$104K	0.84%
3553	—USA TRUCK INC	12,961	$104K	0.84%
3554	PCRXPACIRA BIOSCIENCES	2,700	$103K	0.83%	Put
3555	—HABIT RESTAURANTS INC	11,811	$103K	0.83%
3556	CAHCARDINAL HEALTH INC	2,173	$103K	0.83%
3557	APPSDIGITAL TURBINE INC	16,000	$103K	0.83%	Put
3558	LPXLOUISIANA PAC CORP	4,200	$103K	0.83%	Call
3559	—GANNETT CO INC	9,600	$103K	0.83%	Put
3560	—GENOMIC HEALTH INC	1,500	$102K	0.82%	Put
3561	—ENERGOUS CORP	30,900	$102K	0.82%	Put
3562	PSXPHILLIPS 66	1,000	$102K	0.82%	Call
3563	IVPEFISHARES INC	4,600	$102K	0.82%	Put
3564	GOGOGOGO INC	16,904	$102K	0.82%
3565	—ALLAKOS INC	1,300	$102K	0.82%	Call
3566	UDRUDR INC	2,100	$102K	0.82%	Call
3567	—METHODE ELECTRS INC	3,000	$101K	0.82%	Call
3568	GPREGREEN PLAINS INC	9,500	$101K	0.82%	Put
3569	WTTRSELECT ENERGY SVCS INC	11,692	$101K	0.82%
3570	—AXOVANT GENE THERAPIES LTD	15,600	$101K	0.82%	Call
3571	EHCENCOMPASS HEALTH CORP	1,600	$101K	0.82%	Call
3572	RDNTRADNET INC	7,000	$101K	0.82%	Call
3573	—TREEHOUSE FOODS INC	1,800	$100K	0.81%	Put
3574	—HUNT J B TRANS SVCS INC	900	$100K	0.81%	Call
3575	ALAIR LEASE CORP	2,400	$100K	0.81%	Call
3576	RICKRCI HOSPITALITY HLDGS INC	4,821	$100K	0.81%
3577	AXGNAXOGEN INC	8,000	$100K	0.81%	Call
3578	VRAVERA BRADLEY INC	9,900	$100K	0.81%	Call
3579	FRPTFRESHPET INC	2,000	$100K	0.81%	Put
3580	XIFRNEXTERA ENERGY PARTNERS LP	1,900	$100K	0.81%	Put
3581	AGIALAMOS GOLD INC NEW	17,300	$100K	0.81%
3582	SMSM ENERGY CO	10,172	$99K	0.80%
3583	NSPINSPERITY INC	1,000	$99K	0.80%	Call
3584	—GOOSEHEAD INS INC	2,000	$99K	0.80%	Call
3585	—GRANITE PT MTG TR INC	5,300	$99K	0.80%	Call
3586	—CHINA UNICOM (HONG KONG) LTD	9,400	$99K	0.80%	Call
3587	—STARWOOD PPTY TR INC	4,100	$99K	0.80%	Put
3588	NAKNORTHERN DYNASTY MINERALS LT	168,000	$99K	0.80%	Call
3589	SXCSUNCOKE ENERGY INC	17,600	$99K	0.80%	Put
3590	AMCXAMC NETWORKS INC	2,000	$98K	0.79%	Put
3591	—LATAM AIRLS GROUP S A	8,800	$98K	0.79%	Put
3592	CHDCHURCH & DWIGHT INC	1,300	$98K	0.79%	Call
3593	—MISONIX INC	4,900	$98K	0.79%	Call
3594	LELANDS END INC NEW	8,640	$98K	0.79%
3595	CBRLCRACKER BARREL OLD CTRY STOR	600	$98K	0.79%	Put
3596	CCXIEURCHEMOCENTRYX INC	14,389	$98K	0.79%
3597	PBIPITNEY BOWES INC	21,400	$98K	0.79%	Call
3598	DHTDHT HOLDINGS INC	16,000	$98K	0.79%	Put
3599	ELFE L F BEAUTY INC	5,568	$98K	0.79%
3600	—NEWLINK GENETICS CORP	61,469	$98K	0.79%

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