GROUP ONE TRADING LLC Q1 2016 Filing

Filed May 12, 2016

Portfolio Value

$7.1M

Holdings

4,548

Report Date

Q1 2016

Filing Type

13F-HR

All Holdings (4,548 positions)

#	Stock	Shares	Value	% Portfolio	Type
3601	MTHMERITAGE HOMES CORP	764	$28K	0.40%
3602	—MEETME INC	9,700	$28K	0.40%	Put
3603	—FUELCELL ENERGY INC	4,089	$28K	0.40%
3604	WNSNWNS HOLDINGS LTD	900	$28K	0.40%
3605	—APOLLO INVT CORP	5,000	$28K	0.40%	Put
3606	BCRXBIOCRYST PHARMACEUTICALS	10,000	$28K	0.40%	Call
3607	HLITHARMONIC INC	8,700	$28K	0.40%
3608	—8POINT3 ENERGY PARTNERS LP	1,900	$28K	0.40%	Call
3609	FLXNFLEXION THERAPEUTICS INC	3,019	$28K	0.40%
3610	AMCXAMC NETWORKS INC	435	$28K	0.40%
3611	—ELLIE MAE INC	300	$27K	0.38%	Call
3612	BCEBCE INC	600	$27K	0.38%	Put
3613	—SUNESIS PHARMACEUTICALS INC	49,900	$27K	0.38%	Put
3614	—POTBELLY CORP	2,000	$27K	0.38%	Put
3615	GDDYGODADDY INC	848	$27K	0.38%
3616	—INCONTACT INC	3,000	$27K	0.38%	Put
3617	—BOINGO WIRELESS INC	3,461	$27K	0.38%
3618	—NRG YIELD INC	1,969	$27K	0.38%
3619	—HABIT RESTAURANTS INC	1,441	$27K	0.38%
3620	—WINNEBAGO INDS INC	1,200	$27K	0.38%	Call
3621	LXRXLEXICON PHARMACEUTICALS INC	2,241	$27K	0.38%
3622	—CTC MEDIA INC	13,600	$27K	0.38%	Call
3623	GLDDGREAT LAKES DREDGE & DOCK CO	6,100	$27K	0.38%	Put
3624	—SILICON GRAPHICS INTL CORP	3,800	$27K	0.38%	Call
3625	HASIHANNON ARMSTRONG SUST INFR C	1,400	$27K	0.38%	Put
3626	SF9SANDERSON FARMS INC	300	$27K	0.38%
3627	—CATALENT INC	1,000	$27K	0.38%	Put
3628	—ATHERSYS INC	12,000	$27K	0.38%	Put
3629	—COMMUNICATIONS SALES&LEAS IN	1,200	$27K	0.38%	Put
3630	AAOIAPPLIED OPTOELECTRONICS INC	1,800	$27K	0.38%	Call
3631	ARLPALLIANCE RES PARTNER L P	2,300	$27K	0.38%	Put
3632	—JIVE SOFTWARE INC	7,176	$27K	0.38%
3633	GASSSTEALTHGAS INC	7,591	$27K	0.38%
3634	—CHANNELADVISOR CORP	2,400	$27K	0.38%	Call
3635	—NEURALSTEM INC	34,500	$26K	0.37%	Call
3636	—BLUE NILE INC	1,000	$26K	0.37%	Put
3637	RDNTRADNET INC	5,400	$26K	0.37%	Call
3638	—BRASKEM S A	2,000	$26K	0.37%	Put
3639	—BOJANGLES INC	1,500	$26K	0.37%	Call
3640	BIIBBIOGEN INC	100	$26K	0.37%	Call
3641	ENZBENZO BIOCHEM INC	5,798	$26K	0.37%
3642	WTIW & T OFFSHORE INC	11,700	$26K	0.37%	Call
3643	CSIIEURCARDIOVASCULAR SYS INC DEL	2,476	$26K	0.37%
3644	RITMNEW RESIDENTIAL INVT CORP	2,200	$26K	0.37%	Call
3645	—GAIN CAP HLDGS INC	3,910	$26K	0.37%
3646	—TIVO INC	2,700	$26K	0.37%
3647	URBNURBAN OUTFITTERS INC	800	$26K	0.37%	Put
3648	—NORTHERN OIL & GAS INC NEV	6,400	$26K	0.37%	Call
3649	—NOBILIS HEALTH CORP	8,400	$26K	0.37%	Call
3650	—VASCO DATA SEC INTL INC	1,700	$26K	0.37%	Call
3651	—GLOBAL EAGLE ENTMT INC	3,071	$26K	0.37%
3652	ATHMAUTOHOME INC	900	$25K	0.35%	Call
3653	—BERRY PLASTICS GROUP INC	700	$25K	0.35%	Put
3654	PWRQUANTA SVCS INC	1,100	$25K	0.35%	Call
3655	ETNEATON CORP PLC	400	$25K	0.35%	Put
3656	IRWDIRONWOOD PHARMACEUTICALS INC	2,300	$25K	0.35%	Put
3657	—HHGREGG INC	11,800	$25K	0.35%	Put
3658	—OMNOVA SOLUTIONS INC	4,500	$25K	0.35%	Put
3659	—CARA THERAPEUTICS INC	4,000	$25K	0.35%	Put
3660	—SOCIEDAD QUIMICA MINERA DE C	1,200	$25K	0.35%	Call
3661	SHOPSHOPIFY INC	900	$25K	0.35%	Call
3662	PLOWDOUGLAS DYNAMICS INC	1,100	$25K	0.35%	Call
3663	BPOPPOPULAR INC	884	$25K	0.35%
3664	—AGCO CORP	500	$25K	0.35%	Call
3665	—BON-TON STORES INC	11,200	$25K	0.35%	Call
3666	—HHGREGG INC	12,000	$25K	0.35%
3667	—CHINA GREEN AGRICULTURE INC	18,300	$25K	0.35%	Put
3668	—CRESCENT PT ENERGY CORP	1,800	$25K	0.35%	Call
3669	ACICUNITED INS HLDGS CORP	1,300	$25K	0.35%	Put
3670	—SUMMIT MIDSTREAM PARTNERS LP	1,467	$25K	0.35%
3671	—GRAN TIERRA ENERGY INC	10,000	$25K	0.35%	Put
3672	—CARDIOVASCULAR SYS INC DEL	2,400	$25K	0.35%	Call
3673	NTTYYNIPPON TELEG & TEL CORP	576	$25K	0.35%
3674	—QUALITY SYS INC	1,600	$24K	0.34%	Call
3675	—SUPERIOR INDS INTL INC	1,100	$24K	0.34%	Put
3676	MERCMERCER INTL INC	2,500	$24K	0.34%	Call
3677	—NAVIOS MARITIME PARTNERS L P	19,000	$24K	0.34%	Put
3678	MTORMERITOR INC	3,002	$24K	0.34%
3679	—ANTERO MIDSTREAM PARTNERS LP	1,100	$24K	0.34%	Call
3680	NTWKNETSOL TECHNOLOGIES INC	3,400	$24K	0.34%	Call
3681	—PHOENIX NEW MEDIA LTD	5,400	$24K	0.34%
3682	XXII22ND CENTY GROUP INC	30,849	$24K	0.34%
3683	OMEXODYSSEY MARINE EXPLORATION I	3,574	$24K	0.34%
3684	JAZZJAZZ PHARMACEUTICALS PLC	184	$24K	0.34%
3685	—SILVER SPRING NETWORKS INC	1,600	$24K	0.34%	Call
3686	—OWENS ILL INC	1,500	$24K	0.34%	Put
3687	LEGLEGGETT & PLATT INC	500	$24K	0.34%	Put
3688	SYNASYNAPTICS INC	300	$24K	0.34%	Call
3689	KEPKOREA ELECTRIC PWR	936	$24K	0.34%
3690	—AMERICA FIRST MULTIFAMILY IN	4,600	$24K	0.34%	Put
3691	PLABPHOTRONICS INC	2,273	$24K	0.34%
3692	STSENSATA TECHNOLOGIES HLDG NV	618	$24K	0.34%
3693	FSLRFIRST SOLAR INC	348	$24K	0.34%
3694	—CHINA GREEN AGRICULTURE INC	16,797	$23K	0.32%
3695	—RIGEL PHARMACEUTICALS INC	11,000	$23K	0.32%	Call
3696	—MEDICAL PPTYS TRUST INC	1,800	$23K	0.32%	Put
3697	CMTLCOMTECH TELECOMMUNICATIONS C	1,000	$23K	0.32%	Call
3698	—BANK N S HALIFAX	471	$23K	0.32%
3699	—LINKEDIN CORP	200	$23K	0.32%	Call
3700	TBHCKIRKLANDS INC	1,300	$23K	0.32%

PreviousPage 37 of 46Next