GROUP ONE TRADING LLC Q2 2016 Filing

Filed August 12, 2016

Portfolio Value

$8.5M

Holdings

4,616

Report Date

Q2 2016

Filing Type

13F-HR

All Holdings (4,616 positions)

#	Stock	Shares	Value	% Portfolio	Type
2401	—PRA HEALTH SCIENCES INC	5,000	$209K	2.47%	Call
2402	MITKMITEK SYS INC	29,200	$208K	2.46%	Call
2403	—ARMOUR RESIDENTIAL REIT INC	10,400	$208K	2.46%	Call
2404	PLXSPLEXUS CORP	4,800	$207K	2.45%	Call
2405	—ENERGOUS CORP	16,000	$207K	2.45%	Put
2406	—WYNDHAM WORLDWIDE CORP	2,900	$207K	2.45%	Call
2407	—CENTENE CORP DEL	2,900	$207K	2.45%	Call
2408	—INVIVO THERAPEUTICS HLDGS CO	35,600	$206K	2.44%	Put
2409	—LIBERTY INTERACTIVE CORP	8,100	$206K	2.44%	Call
2410	—BAIDU INC	1,244	$205K	2.43%
2411	SSNCSS&C TECHNOLOGIES HLDGS INC	7,304	$205K	2.43%
2412	—AXOVANT SCIENCES LTD	16,000	$205K	2.43%	Call
2413	—HORTONWORKS INC	19,183	$205K	2.43%
2414	—HEADWATERS INC	11,400	$205K	2.43%	Put
2415	KNKNOWLES CORP	14,900	$204K	2.41%	Put
2416	TCXTUCOWS INC	8,300	$202K	2.39%	Put
2417	WTWISDOMTREE INVTS INC	20,508	$201K	2.38%
2418	—HEADWATERS INC	11,200	$201K	2.38%	Call
2419	—FLY LEASING LTD	20,200	$201K	2.38%	Put
2420	TERTERADYNE INC	10,200	$201K	2.38%	Call
2421	—PAREXEL INTL CORP	3,200	$201K	2.38%	Call
2422	—BOB EVANS FARMS INC	5,300	$201K	2.38%	Put
2423	—EXPEDITORS INTL WASH INC	4,100	$201K	2.38%	Put
2424	PKXPOSCO	4,500	$200K	2.37%	Call
2425	—IROBOT CORP	5,700	$200K	2.37%	Call
2426	—ATLANTIC PWR CORP	80,800	$200K	2.37%	Put
2427	—AUTODESK INC	3,687	$200K	2.37%
2428	—BARNES & NOBLE INC	17,500	$199K	2.35%	Put
2429	PFGPRINCIPAL FINL GROUP INC	2,900	$199K	2.35%	Call
2430	AXTIAXT INC	62,100	$198K	2.34%	Call
2431	DNKNDUNKIN BRANDS GROUP INC	4,542	$198K	2.34%
2432	QCOMQUALCOMM INC	3,700	$198K	2.34%	Put
2433	—CYS INVTS INC	23,600	$198K	2.34%	Call
2434	—JAMBA INC	19,249	$198K	2.34%
2435	—STARZ	6,600	$197K	2.33%	Put
2436	—BROADSOFT INC	4,800	$197K	2.33%	Call
2437	MDXGMIMEDX GROUP INC	24,700	$197K	2.33%	Call
2438	—QUINTILES TRANSNATIO HLDGS I	3,000	$196K	2.32%	Put
2439	—MCEWEN MNG INC	50,958	$196K	2.32%
2440	NSCNORFOLK SOUTHERN CORP	2,300	$196K	2.32%	Put
2441	—AMIRA NATURE FOODS LTD	26,518	$196K	2.32%
2442	—MUELLER WTR PRODS INC	17,200	$196K	2.32%	Call
2443	—NEOPHOTONICS CORP	20,500	$195K	2.31%	Put
2444	—VIOLIN MEMORY INC	212,400	$195K	2.31%	Call
2445	GDGENERAL DYNAMICS CORP	1,400	$195K	2.31%	Put
2446	—CHART INDS INC	8,100	$195K	2.31%	Call
2447	DSXDIANA SHIPPING INC	79,890	$194K	2.30%
2448	—HARRIS & HARRIS GROUP INC	120,100	$193K	2.28%	Call
2449	—GLU MOBILE INC	87,700	$193K	2.28%	Call
2450	—SEQUENTIAL BRNDS GROUP INC N	24,000	$192K	2.27%	Put
2451	—CEDAR FAIR L P	3,300	$191K	2.26%	Put
2452	KIMKIMCO RLTY CORP	6,100	$191K	2.26%	Put
2453	ETNEATON CORP PLC	3,200	$191K	2.26%	Call
2454	DKDELEK US HLDGS INC	14,350	$190K	2.25%
2455	SWKSSKYWORKS SOLUTIONS INC	3,000	$190K	2.25%	Put
2456	—CABELAS INC	3,800	$190K	2.25%	Put
2457	ARMKARAMARK	5,700	$190K	2.25%	Call
2458	—GLU MOBILE INC	86,000	$189K	2.24%	Put
2459	—AGCO CORP	4,000	$189K	2.24%
2460	—NEVSUN RES LTD	64,400	$189K	2.24%	Put
2461	PCRXPACIRA PHARMACEUTICALS INC	5,600	$189K	2.24%	Put
2462	—CARBO CERAMICS INC	14,400	$189K	2.24%	Call
2463	—ROWAN COMPANIES PLC	10,700	$189K	2.24%	Call
2464	—POWERSHS DB US DOLLAR INDEX	7,584	$188K	2.22%
2465	—UNIVERSAL INS HLDGS INC	10,100	$188K	2.22%	Call
2466	AXTAAXALTA COATING SYS LTD	7,052	$187K	2.21%
2467	MTZMASTEC INC	8,400	$187K	2.21%	Call
2468	FFORD MTR CO DEL	14,841	$187K	2.21%
2469	ASGNON ASSIGNMENT INC	5,056	$187K	2.21%
2470	NTCTNETSCOUT SYS INC	8,400	$187K	2.21%	Call
2471	EXTREXTREME NETWORKS INC	55,200	$187K	2.21%	Put
2472	—ASTRAZENECA PLC	6,166	$186K	2.20%
2473	RESRPC INC	12,000	$186K	2.20%	Put
2474	—AIRMEDIA GROUP INC	54,200	$186K	2.20%	Call
2475	NOAHNOAH HLDGS LTD	7,729	$186K	2.20%
2476	MMLPMARTIN MIDSTREAM PRTNRS L P	8,000	$185K	2.19%	Put
2477	CCEPCOCA COLA EUROPEAN PARTNERS	5,186	$185K	2.19%
2478	—ROVI CORP	11,800	$185K	2.19%	Put
2479	—ENERGOUS CORP	14,300	$185K	2.19%	Call
2480	—CVR PARTNERS LP	22,600	$185K	2.19%	Put
2481	MITKMITEK SYS INC	26,000	$185K	2.19%	Put
2482	—MINDBODY INC	11,400	$184K	2.18%	Call
2483	MXLMAXLINEAR INC	10,237	$184K	2.18%
2484	—SEASPAN CORP	13,200	$184K	2.18%	Call
2485	—XURA INC	7,550	$184K	2.18%
2486	FXECURRENCYSHARES EURO TR	1,693	$183K	2.17%
2487	—ICONIX BRAND GROUP INC	27,000	$183K	2.17%	Call
2488	AKBAAKEBIA THERAPEUTICS INC	24,502	$183K	2.17%
2489	—PACIFIC ETHANOL INC	33,500	$183K	2.17%	Put
2490	CMRXEURCHIMERIX INC	46,435	$182K	2.15%
2491	—LA JOLLA PHARMACEUTICAL CO	11,380	$182K	2.15%
2492	MAINMAIN STREET CAPITAL CORP	5,536	$182K	2.15%
2493	PENPENUMBRA INC	3,054	$182K	2.15%
2494	—SPROUTS FMRS MKT INC	7,900	$181K	2.14%	Put
2495	—JONES ENERGY INC	43,821	$181K	2.14%
2496	CATOCATO CORP NEW	4,800	$181K	2.14%	Put
2497	—ASCENT CAP GROUP INC	11,671	$180K	2.13%
2498	MARMARRIOTT INTL INC NEW	2,706	$180K	2.13%
2499	AXTAAXALTA COATING SYS LTD	6,800	$180K	2.13%	Call
2500	—DSW INC	8,500	$180K	2.13%	Put

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