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
3701	PAYCPAYCOM SOFTWARE INC	633	$23K	0.32%
3702	CMTLCOMTECH TELECOMMUNICATIONS C	1,000	$23K	0.32%	Call
3703	—MULTI FINELINE ELECTRONIX IN	1,000	$23K	0.32%	Put
3704	—NAVIOS MARITIME PARTNERS L P	18,700	$23K	0.32%
3705	—BANK N S HALIFAX	471	$23K	0.32%
3706	—JINPAN INTL LTD	3,900	$23K	0.32%	Put
3707	TBHCKIRKLANDS INC	1,300	$23K	0.32%
3708	—LINKEDIN CORP	200	$23K	0.32%	Call
3709	EXTREXTREME NETWORKS INC	7,000	$22K	0.31%	Call
3710	—COMPANHIA SIDERURGICA NACION	11,100	$22K	0.31%	Put
3711	—AMERIGAS PARTNERS L P	500	$22K	0.31%
3712	HSTMHEALTHSTREAM INC	1,000	$22K	0.31%	Put
3713	LQDTLIQUIDITY SERVICES INC	4,200	$22K	0.31%	Put
3714	—RICHMONT MINES INC	3,896	$22K	0.31%
3715	MERCMERCER INTL INC	2,300	$22K	0.31%	Put
3716	CHRSCOHERUS BIOSCIENCES INC	1,052	$22K	0.31%
3717	—NIPPON TELEG & TEL CORP	500	$22K	0.31%	Put
3718	REFRRESEARCH FRONTIERS INC	4,800	$22K	0.31%	Put
3719	TERTERADYNE INC	1,000	$22K	0.31%	Put
3720	JOEST JOE CO	1,300	$22K	0.31%	Call
3721	—NEW MEDIA INVT GROUP INC	1,347	$22K	0.31%
3722	—FELCOR LODGING TR INC	2,700	$22K	0.31%	Put
3723	TXM1TRAVELZOO INC	2,760	$22K	0.31%
3724	—AEGERION PHARMACEUTICALS INC	6,000	$22K	0.31%	Put
3725	—ULTRATECH INC	1,000	$22K	0.31%	Put
3726	—SEQUENOM INC	15,300	$22K	0.31%	Call
3727	SBSAFE BULKERS INC	27,500	$22K	0.31%	Call
3728	—MAIN STREET CAPITAL CORP	700	$22K	0.31%	Put
3729	—TELIGENT INC NEW	4,400	$22K	0.31%	Put
3730	TNETTRINET GROUP INC	1,504	$22K	0.31%
3731	TDTORONTO DOMINION BK ONT	500	$22K	0.31%	Call
3732	—CTC MEDIA INC	11,200	$22K	0.31%	Put
3733	RUNSUNRUN INC	3,200	$21K	0.30%	Call
3734	—ARQULE INC	13,400	$21K	0.30%	Call
3735	—ECHO GLOBAL LOGISTICS INC	778	$21K	0.30%
3736	—NANTKWEST INC	2,500	$21K	0.30%	Put
3737	LGNDLIGAND PHARMACEUTICALS INC	200	$21K	0.30%	Call
3738	—AEGEAN MARINE PETROLEUM NETW	2,736	$21K	0.30%
3739	MTRXMATRIX SVC CO	1,183	$21K	0.30%
3740	—BLUCORA INC	4,024	$21K	0.30%
3741	RMREGIONAL MGMT CORP	1,200	$21K	0.30%	Put
3742	—AMN HEALTHCARE SERVICES INC	630	$21K	0.30%
3743	—TENNECO INC	400	$21K	0.30%	Call
3744	—ZAFGEN INC	3,160	$21K	0.30%
3745	HASIHANNON ARMSTRONG SUST INFR C	1,100	$21K	0.30%
3746	CDZICADIZ INC	4,000	$21K	0.30%	Put
3747	—CORMEDIX INC	7,800	$21K	0.30%	Call
3748	—JONES ENERGY INC	6,354	$21K	0.30%
3749	DC4DEXCOM INC	304	$21K	0.30%
3750	—ABRAXAS PETE CORP	20,300	$21K	0.30%	Call
3751	EZPWEZCORP INC	7,200	$21K	0.30%	Put
3752	—ALON USA ENERGY INC	2,000	$21K	0.30%	Put
3753	PAYCPAYCOM SOFTWARE INC	600	$21K	0.30%	Call
3754	—CHINA INFORMATION TECHNOLOGY	14,432	$21K	0.30%
3755	—PLURISTEM THERAPEUTICS INC	13,200	$21K	0.30%	Put
3756	BRSLINTERNATIONAL GAME TECHNOLOG	1,100	$20K	0.28%	Put
3757	—CHINACACHE INTL HLDG LTD	2,520	$20K	0.28%
3758	—SUCAMPO PHARMACEUTICALS INC	1,800	$20K	0.28%	Call
3759	—NAVIDEA BIOPHARMACEUTICALS I	21,358	$20K	0.28%
3760	—SYNOVUS FINL CORP	700	$20K	0.28%	Call
3761	—ABENGOA YIELD PLC	1,100	$20K	0.28%	Call
3762	GOROGOLD RESOURCE CORP	8,700	$20K	0.28%	Call
3763	—CIVEO CORP CDA	16,200	$20K	0.28%	Put
3764	—MONSTER WORLDWIDE INC	6,200	$20K	0.28%	Call
3765	MATXMATSON INC	500	$20K	0.28%	Put
3766	—NEOPHOTONICS CORP	1,400	$20K	0.28%	Put
3767	—INVENTURE FOODS INC	3,600	$20K	0.28%	Call
3768	—ION GEOPHYSICAL CORP	2,500	$20K	0.28%	Call
3769	—ACACIA RESH CORP	5,400	$20K	0.28%	Put
3770	—GLOBAL EAGLE ENTMT INC	2,300	$20K	0.28%	Call
3771	TGTXTG THERAPEUTICS INC	2,340	$20K	0.28%
3772	—STONE ENERGY CORP	25,300	$20K	0.28%	Call
3773	—ALASKA COMMUNICATIONS SYS GR	11,100	$20K	0.28%	Call
3774	REFRRESEARCH FRONTIERS INC	4,300	$20K	0.28%	Call
3775	—CAREER EDUCATION CORP	4,461	$20K	0.28%
3776	—CHART INDS INC	900	$20K	0.28%	Call
3777	SHOPSHOPIFY INC	700	$20K	0.28%	Put
3778	—VIVINT SOLAR INC	7,700	$20K	0.28%	Put
3779	DARDARLING INGREDIENTS INC	1,500	$20K	0.28%	Call
3780	—MEMORIAL RESOURCE DEV CORP	2,000	$20K	0.28%
3781	—MEI PHARMA INC	16,000	$20K	0.28%	Call
3782	KLACKLA-TENCOR CORP	270	$20K	0.28%
3783	—BEBE STORES INC	36,724	$20K	0.28%
3784	MRCYMERCURY SYS INC	1,000	$20K	0.28%
3785	SG7SAGE THERAPEUTICS INC	600	$19K	0.27%
3786	JACKJACK IN THE BOX INC	300	$19K	0.27%	Call
3787	MHOM/I HOMES INC	1,000	$19K	0.27%	Call
3788	—ZAGG INC	2,100	$19K	0.27%	Call
3789	—ACCURAY INC	3,200	$19K	0.27%	Put
3790	AMHAMERICAN HOMES 4 RENT	1,200	$19K	0.27%	Put
3791	NTRSNORTHERN TR CORP	296	$19K	0.27%
3792	ERIIENERGY RECOVERY INC	1,800	$19K	0.27%	Put
3793	PXLWPIXELWORKS INC	8,700	$19K	0.27%	Call
3794	—NAVIOS MARITIME HOLDINGS INC	16,447	$19K	0.27%
3795	—CST BRANDS INC	500	$19K	0.27%	Put
3796	—AVALANCHE BIOTECHNOLOGIES IN	3,616	$19K	0.27%
3797	—ALASKA COMMUNICATIONS SYS GR	10,900	$19K	0.27%	Put
3798	NYMXFNYMOX PHARMACEUTICAL CORP	7,793	$19K	0.27%
3799	—TEXTAINER GROUP HOLDINGS LTD	1,300	$19K	0.27%	Call
3800	RSGREPUBLIC SVCS INC	400	$19K	0.27%	Put

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