GROUP ONE TRADING LLC Q3 2017 Filing

Filed November 15, 2017

Portfolio Value

$11.0M

Holdings

4,795

Report Date

Q3 2017

Filing Type

13F-HR

All Holdings (4,795 positions)

#	Stock	Shares	Value	% Portfolio	Type
801	—ORGANOVO HLDGS INC	153,700	$341K	3.10%	Put
802	ANIPANI PHARMACEUTICALS INC	6,500	$341K	3.10%	Call
803	BYDBOYD GAMING CORP	13,100	$341K	3.10%	Put
804	4I1PHILIP MORRIS INTL INC	3,072	$341K	3.10%
805	—AMAG PHARMACEUTICALS INC	18,500	$341K	3.10%	Call
806	—AARONS INC	7,800	$340K	3.09%	Call
807	—EAGLE PHARMACEUTICALS INC	5,700	$340K	3.09%	Put
808	—INOVALON HLDGS INC	19,800	$338K	3.07%	Put
809	GGBGERDAU S A	98,600	$338K	3.07%	Call
810	—ZYNERBA PHARMACEUTICALS INC	40,400	$338K	3.07%	Put
811	—CITRIX SYS INC	4,400	$338K	3.07%	Call
812	PRLBPROTO LABS INC	4,200	$337K	3.06%	Put
813	JPXAEROVIRONMENT INC	6,200	$336K	3.05%
814	—ALDER BIOPHARMACEUTICALS INC	27,297	$334K	3.03%
815	—APPTIO INC	18,100	$334K	3.03%	Call
816	—KEANE GROUP INC	19,962	$333K	3.02%
817	—QUINTILES IMS HOLDINGS INC	3,500	$333K	3.02%	Call
818	LOGILOGITECH INTL S A	9,128	$333K	3.02%
819	—HORTONWORKS INC	19,617	$333K	3.02%
820	—TRONOX LTD	15,746	$332K	3.02%
821	—MULESOFT INC	16,500	$332K	3.02%	Put
822	GATXGATX CORP	5,400	$332K	3.02%	Call
823	AEISADVANCED ENERGY INDS	4,100	$331K	3.01%	Call
824	—WESTPORT FUEL SYSTEMS INC	101,300	$331K	3.01%	Put
825	MEOHMETHANEX CORP	6,590	$331K	3.01%
826	—NQ MOBILE INC	94,400	$330K	3.00%	Put
827	ENRENERGIZER HLDGS INC NEW	7,160	$330K	3.00%
828	DEDEERE & CO	2,618	$329K	2.99%
829	HRIHERC HLDGS INC	6,700	$329K	2.99%	Put
830	—XINYUAN REAL ESTATE CO LTD	57,800	$328K	2.98%	Put
831	—HORIZON PHARMA PLC	25,901	$328K	2.98%
832	XBITXBIOTECH INC	75,000	$328K	2.98%	Put
833	DXCDXC TECHNOLOGY CO	3,800	$326K	2.96%	Put
834	CRMSALESFORCE COM INC	3,478	$325K	2.95%
835	OUTOUTFRONT MEDIA INC	12,900	$325K	2.95%	Call
836	—PROGENICS PHARMACEUTICALS IN	43,990	$324K	2.94%
837	—MCDERMOTT INTL INC	44,600	$324K	2.94%	Put
838	—VERSARTIS INC	131,700	$323K	2.93%	Call
839	MOHMOLINA HEALTHCARE INC	4,700	$323K	2.93%	Call
840	ENRENERGIZER HLDGS INC NEW	7,000	$322K	2.92%	Call
841	—SYNOVUS FINL CORP	7,000	$322K	2.92%	Call
842	—KEANE GROUP INC	19,300	$322K	2.92%	Put
843	—INTEGRATED DEVICE TECHNOLOGY	12,100	$322K	2.92%	Put
844	RLJRLJ LODGING TR	14,569	$321K	2.92%
845	—SYNCHRONOSS TECHNOLOGIES INC	34,397	$321K	2.92%
846	—SERVICESOURCE INTL INC	92,700	$321K	2.92%	Call
847	MHLAMAIDEN HOLDINGS LTD	40,200	$320K	2.91%	Put
848	IRWDIRONWOOD PHARMACEUTICALS INC	20,300	$320K	2.91%	Put
849	SOSOUTHERN CO	6,510	$320K	2.91%
850	ONON SEMICONDUCTOR CORP	17,300	$320K	2.91%	Call
851	—SIGNATURE BK NEW YORK N Y	2,500	$320K	2.91%	Call
852	—CHIMERA INVT CORP	16,900	$320K	2.91%	Put
853	NDAQNASDAQ INC	4,100	$318K	2.89%	Call
854	—INOVIO PHARMACEUTICALS INC	50,100	$318K	2.89%	Put
855	—SOUTHCROSS ENERGY PARTNERS L	134,900	$317K	2.88%	Call
856	AVXLANAVEX LIFE SCIENCES CORP	76,639	$317K	2.88%
857	—TELLURIAN INC NEW	29,700	$317K	2.88%	Put
858	—TJX COS INC NEW	4,300	$317K	2.88%	Call
859	TDWTIDEWATER INC NEW	10,900	$317K	2.88%	Put
860	—DISCOVER FINL SVCS	4,900	$316K	2.87%	Put
861	—ENDOCYTE INC	224,300	$316K	2.87%	Put
862	—EP ENERGY CORP	96,931	$316K	2.87%
863	—GALENA BIOPHARMA INC	892,700	$315K	2.86%	Call
864	—TEEKAY LNG PARTNERS L P	17,699	$315K	2.86%
865	GKOSGLAUKOS CORP	9,500	$314K	2.85%	Put
866	—YAMANA GOLD INC	118,500	$314K	2.85%	Call
867	—SKECHERS U S A INC	12,500	$314K	2.85%	Put
868	—PROGENICS PHARMACEUTICALS IN	42,700	$314K	2.85%	Put
869	LWLAMB WESTON HLDGS INC	6,700	$314K	2.85%	Call
870	BWXTBWX TECHNOLOGIES INC	5,600	$314K	2.85%	Call
871	CNCCENTENE CORP DEL	3,233	$313K	2.84%
872	CRBPEURCORBUS PHARMACEUTICALS HLDGS	43,816	$313K	2.84%
873	—MITEK SYS INC	32,900	$313K	2.84%	Put
874	DBDEURDIEBOLD NXDF INC	13,705	$313K	2.84%
875	—OBSIDIAN ENERGY LTD	297,580	$312K	2.83%
876	DELLDELL TECHNOLOGIES INC	4,031	$311K	2.82%
877	—IDEXX LABS INC	2,000	$311K	2.82%	Call
878	MMYTMAKEMYTRIP LIMITED MAURITIUS	10,800	$311K	2.82%
879	—BLACKSTONE MTG TR INC	10,000	$310K	2.82%	Call
880	AFGAMERICAN FINL GROUP INC OHIO	3,000	$310K	2.82%
881	—NEOS THERAPEUTICS INC	33,620	$308K	2.80%
882	LEAFLEAF GROUP LTD	44,667	$308K	2.80%
883	CARSCARS COM INC	11,556	$308K	2.80%
884	ANAUTONATION INC	6,500	$308K	2.80%	Put
885	—DSW INC	14,300	$307K	2.79%	Call
886	—KEARNY FINL CORP MD	20,000	$307K	2.79%	Put
887	KNXKNIGHT SWIFT TRANSN HLDGS IN	7,400	$307K	2.79%	Call
888	—KEARNY FINL CORP MD	20,000	$307K	2.79%	Call
889	NUSNU SKIN ENTERPRISES INC	5,000	$307K	2.79%	Put
890	—KIMCO RLTY CORP	15,700	$307K	2.79%	Put
891	—DISNEY WALT CO	3,100	$306K	2.78%	Call
892	—SEADRILL PARTNERS LLC	82,405	$306K	2.78%
893	RDNRADIAN GROUP INC	16,368	$306K	2.78%
894	—WINTRUST FINL CORP	3,900	$305K	2.77%	Put
895	—MANITOWOC INC	33,845	$305K	2.77%
896	OCULOCULAR THERAPEUTIX INC	49,300	$305K	2.77%	Call
897	—DYNEGY INC NEW DEL	31,100	$304K	2.76%	Call
898	—BIG 5 SPORTING GOODS CORP	39,700	$304K	2.76%	Call
899	—EQUITY COMWLTH	10,000	$304K	2.76%	Put
900	—ALLIANCEBERNSTEIN HOLDING LP	12,500	$304K	2.76%	Put

PreviousPage 9 of 48Next