GROUP ONE TRADING LLC Q1 2017 Filing

Filed May 10, 2017

Portfolio Value

$8.6M

Holdings

4,605

Report Date

Q1 2017

Filing Type

13F-HR

All Holdings (4,605 positions)

#	Stock	Shares	Value	% Portfolio	Type
3701	HASHASBRO INC	300	$30K	0.35%
3702	—EXAR CORP	2,300	$30K	0.35%	Call
3703	—RUTHS HOSPITALITY GROUP INC	1,500	$30K	0.35%	Put
3704	NATINATIONAL INSTRS CORP	914	$30K	0.35%
3705	—PIER 1 IMPORTS INC	4,175	$30K	0.35%
3706	—SHILOH INDS INC	2,200	$30K	0.35%	Put
3707	—ALCOBRA LTD	26,600	$30K	0.35%	Put
3708	—HSN INC	800	$30K	0.35%	Call
3709	—GOLDFIELD CORP	5,293	$30K	0.35%
3710	GNRCGENERAC HLDGS INC	800	$30K	0.35%	Call
3711	—GRUPO FINANCIERO SANTANDER M	3,300	$30K	0.35%	Put
3712	—CAVIUM INC	400	$29K	0.34%	Put
3713	NKENIKE INC	519	$29K	0.34%
3714	—QIAGEN NV	1,000	$29K	0.34%	Call
3715	XXII22ND CENTY GROUP INC	24,274	$29K	0.34%
3716	—PHH CORP	2,300	$29K	0.34%	Put
3717	CTSOCYTOSORBENTS CORP	6,354	$29K	0.34%
3718	—NAVIOS MARITIME HOLDINGS INC	15,300	$29K	0.34%	Put
3719	—GREENHILL & CO INC	1,000	$29K	0.34%	Call
3720	—SIERRA WIRELESS INC	1,100	$29K	0.34%	Call
3721	—CHINA LIFE INS CO LTD	1,900	$29K	0.34%	Call
3722	CNOCNO FINL GROUP INC	1,400	$29K	0.34%	Call
3723	—AEVI GENOMIC MEDICINE INC	15,382	$29K	0.34%
3724	NYTNEW YORK TIMES CO	2,000	$29K	0.34%	Call
3725	—RETROPHIN INC	1,567	$29K	0.34%
3726	—ASPEN TECHNOLOGY INC	500	$29K	0.34%	Call
3727	—RUBY TUESDAY INC	10,400	$29K	0.34%	Put
3728	—WESTERN ASSET MTG CAP CORP	3,000	$29K	0.34%	Put
3729	—ENABLE MIDSTREAM PARTNERS LP	1,741	$29K	0.34%
3730	PDLIEURPDL BIOPHARMA INC	12,911	$29K	0.34%
3731	—ADVERUM BIOTECHNOLOGIES INC	10,200	$28K	0.33%	Put
3732	ENZBENZO BIOCHEM INC	3,318	$28K	0.33%
3733	—ELLIE MAE INC	275	$28K	0.33%
3734	—SMITH MICRO SOFTWARE INC	30,100	$28K	0.33%	Call
3735	—MOMENTA PHARMACEUTICALS INC	2,100	$28K	0.33%	Call
3736	ADMARCHER DANIELS MIDLAND CO	600	$28K	0.33%	Call
3737	—INVENTURE FOODS INC	6,400	$28K	0.33%	Call
3738	—INTEGRATED DEVICE TECHNOLOGY	1,200	$28K	0.33%	Call
3739	—NUTRI SYS INC NEW	500	$28K	0.33%	Put
3740	—CALLIDUS SOFTWARE INC	1,300	$28K	0.33%
3741	DC4DEXCOM INC	327	$28K	0.33%
3742	CNPCENTERPOINT ENERGY INC	1,000	$28K	0.33%	Put
3743	—BROADSOFT INC	700	$28K	0.33%	Call
3744	—STEMLINE THERAPEUTICS INC	3,274	$28K	0.33%
3745	TGBTASEKO MINES LTD	21,300	$28K	0.33%	Call
3746	—ADAMIS PHARMACEUTICALS CORP	6,559	$28K	0.33%
3747	—OMNOVA SOLUTIONS INC	2,678	$27K	0.31%
3748	ERICERICSSON	4,100	$27K	0.31%	Put
3749	—ORIGIN AGRITECH LIMITED	13,400	$27K	0.31%
3750	—TEEKAY LNG PARTNERS L P	1,511	$27K	0.31%
3751	—ARQULE INC	25,700	$27K	0.31%	Call
3752	PMTPENNYMAC MTG INVT TR	1,548	$27K	0.31%
3753	—STAPLES INC	3,022	$27K	0.31%
3754	—PACIFIC COAST OIL TR	14,485	$27K	0.31%
3755	TPDTEMPUR SEALY INTL INC	575	$27K	0.31%
3756	SBSAFE BULKERS INC	12,247	$27K	0.31%
3757	—UMPQUA HLDGS CORP	1,500	$27K	0.31%	Put
3758	—JA SOLAR HOLDINGS CO LTD	4,100	$27K	0.31%	Put
3759	BCEBCE INC	600	$27K	0.31%	Put
3760	—ACTINIUM PHARMACEUTICALS INC	18,045	$27K	0.31%
3761	—EGALET CORP	5,200	$27K	0.31%	Put
3762	BTGB2GOLD CORP	9,500	$27K	0.31%	Put
3763	AMEAMETEK INC NEW	500	$27K	0.31%	Call
3764	—FERRO CORP	1,800	$27K	0.31%	Call
3765	MMIMARCUS & MILLICHAP INC	1,100	$27K	0.31%	Call
3766	APOAPOLLO GLOBAL MGMT LLC	1,125	$27K	0.31%
3767	—PUBLIC SVC ENTERPRISE GROUP	600	$27K	0.31%	Call
3768	AEISADVANCED ENERGY INDS	400	$27K	0.31%	Put
3769	TVGRUPO TELEVISA SA	1,000	$26K	0.30%	Call
3770	—INOVIO PHARMACEUTICALS INC	4,000	$26K	0.30%	Put
3771	ABEVAMBEV SA	4,500	$26K	0.30%	Put
3772	HLXHELIX ENERGY SOLUTIONS GRP I	3,400	$26K	0.30%	Put
3773	—RUBY TUESDAY INC	9,100	$26K	0.30%	Call
3774	EGHT8X8 INC NEW	1,700	$26K	0.30%	Put
3775	XYLXYLEM INC	511	$26K	0.30%
3776	—MEI PHARMA INC	16,300	$26K	0.30%	Call
3777	GPROGOPRO INC	2,942	$26K	0.30%
3778	NS9BNETSOL TECHNOLOGIES INC	5,000	$26K	0.30%
3779	—NEW MEDIA INVT GROUP INC	1,800	$26K	0.30%	Put
3780	—ATTUNITY LTD	3,300	$26K	0.30%
3781	—PIONEER ENERGY SVCS CORP	6,390	$26K	0.30%
3782	—CENTERSTATE BANKS INC	1,000	$26K	0.30%	Call
3783	CMCDN IMPERIAL BK COMM TORONTO	300	$26K	0.30%	Call
3784	—SANDRIDGE MISSISSIPPIAN TR I	18,245	$26K	0.30%
3785	—FLY LEASING LTD	2,004	$26K	0.30%
3786	—SUPERIOR INDS INTL INC	1,000	$25K	0.29%	Call
3787	—STEELCASE INC	1,500	$25K	0.29%	Call
3788	—MIMECAST LTD	1,100	$25K	0.29%	Call
3789	PFGPRINCIPAL FINL GROUP INC	400	$25K	0.29%	Call
3790	PBAPEMBINA PIPELINE CORP	800	$25K	0.29%	Call
3791	AORTCRYOLIFE INC	1,500	$25K	0.29%	Call
3792	—WESTLAKE CHEM PARTNERS LP	1,000	$25K	0.29%	Call
3793	—SPARTON CORP	1,200	$25K	0.29%
3794	—PAREXEL INTL CORP	400	$25K	0.29%	Call
3795	—ORAMED PHARM INC	4,000	$25K	0.29%	Put
3796	GPREGREEN PLAINS INC	1,000	$25K	0.29%	Put
3797	—ABIOMED INC	200	$25K	0.29%	Call
3798	APLEAPPLE HOSPITALITY REIT INC	1,300	$25K	0.29%	Put
3799	CODICOMPASS DIVERSIFIED HOLDINGS	1,500	$25K	0.29%	Call
3800	—FUELCELL ENERGY INC	18,021	$25K	0.29%

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