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
3401	BWENBROADWIND ENERGY INC	6,100	$51K	0.59%	Call
3402	MSMMSC INDL DIRECT INC	500	$51K	0.59%	Call
3403	—ABRAXAS PETE CORP	25,000	$51K	0.59%	Call
3404	KIMKIMCO RLTY CORP	2,300	$51K	0.59%	Put
3405	LPSNLIVEPERSON INC	7,500	$51K	0.59%	Call
3406	—SOHU COM INC	1,300	$51K	0.59%	Call
3407	ORNORION GROUP HOLDINGS INC	6,800	$51K	0.59%	Put
3408	—CBL & ASSOC PPTYS INC	5,300	$51K	0.59%	Call
3409	—LEGACY RESVS LP	22,100	$51K	0.59%	Put
3410	LPSNLIVEPERSON INC	7,500	$51K	0.59%	Put
3411	—MIDCOAST ENERGY PARTNERS L P	6,305	$51K	0.59%
3412	MMLPMARTIN MIDSTREAM PRTNRS L P	2,500	$50K	0.58%	Call
3413	—SPARK THERAPEUTICS INC	936	$50K	0.58%
3414	—COGINT INC	10,723	$50K	0.58%
3415	—IRON MTN INC NEW	1,400	$50K	0.58%	Call
3416	—CHINA BIOLOGIC PRODS INC	500	$50K	0.58%	Put
3417	LEGLEGGETT & PLATT INC	1,000	$50K	0.58%	Put
3418	—COVANTA HLDG CORP	3,200	$50K	0.58%	Call
3419	—STEMLINE THERAPEUTICS INC	5,800	$50K	0.58%	Put
3420	SILCSILICOM LTD	1,000	$50K	0.58%
3421	CNDTCONDUENT INC	3,000	$50K	0.58%	Put
3422	—METHODE ELECTRS INC	1,100	$50K	0.58%	Call
3423	BDNBRANDYWINE RLTY TR	3,000	$49K	0.57%	Call
3424	OMEXODYSSEY MARINE EXPLORATION I	12,400	$49K	0.57%	Call
3425	LMATLEMAITRE VASCULAR INC	2,000	$49K	0.57%	Call
3426	GSTEURGASTAR EXPL INC NEW	32,078	$49K	0.57%
3427	LXRXLEXICON PHARMACEUTICALS INC	3,429	$49K	0.57%
3428	EZPWEZCORP INC	5,964	$49K	0.57%
3429	—CHINA PETE & CHEM CORP	600	$49K	0.57%	Put
3430	CPACOPA HOLDINGS SA	435	$49K	0.57%
3431	—SUMMIT MIDSTREAM PARTNERS LP	2,053	$49K	0.57%
3432	—VASCO DATA SEC INTL INC	3,640	$49K	0.57%
3433	—ALON USA ENERGY INC	4,000	$49K	0.57%	Put
3434	—CLUBCORP HLDGS INC	3,083	$49K	0.57%
3435	—AFFIMED N V	21,400	$49K	0.57%	Put
3436	OMEXODYSSEY MARINE EXPLORATION I	12,500	$49K	0.57%	Put
3437	—BIG LOTS INC	1,000	$49K	0.57%	Put
3438	AVXLANAVEX LIFE SCIENCES CORP	8,483	$49K	0.57%
3439	—HIGHWOODS PPTYS INC	1,000	$49K	0.57%	Call
3440	LYVLIVE NATION ENTERTAINMENT IN	1,600	$49K	0.57%	Put
3441	CCEPCOCA COLA EUROPEAN PARTNERS	1,266	$48K	0.56%
3442	—KOSMOS ENERGY LTD	7,244	$48K	0.56%
3443	—DIPLOMAT PHARMACY INC	3,000	$48K	0.56%	Put
3444	—RETROPHIN INC	2,600	$48K	0.56%	Put
3445	—PACIFIC ETHANOL INC	7,000	$48K	0.56%	Call
3446	FHNFIRST HORIZON NATL CORP	2,600	$48K	0.56%	Call
3447	OCULOCULAR THERAPEUTIX INC	5,160	$48K	0.56%
3448	—AGRIUM INC	500	$48K	0.56%	Call
3449	—RICHMONT MINES INC	6,800	$48K	0.56%	Put
3450	—TERRAFORM GLOBAL INC	9,973	$48K	0.56%
3451	TDSTELEPHONE & DATA SYS INC	1,800	$48K	0.56%
3452	—ISHARES GOLD TRUST	4,000	$48K	0.56%	Put
3453	SEMSELECT MED HLDGS CORP	3,600	$48K	0.56%
3454	—HC2 HLDGS INC	7,800	$48K	0.56%	Put
3455	INNSUMMIT HOTEL PPTYS	3,000	$48K	0.56%	Put
3456	WTIW & T OFFSHORE INC	16,972	$47K	0.55%
3457	—FINISH LINE INC	3,300	$47K	0.55%	Put
3458	—INTERPUBLIC GROUP COS INC	1,900	$47K	0.55%	Put
3459	MXLMAXLINEAR INC	1,669	$47K	0.55%
3460	—LYON WILLIAM HOMES	2,270	$47K	0.55%
3461	AXPAMERICAN EXPRESS CO	600	$47K	0.55%	Put
3462	—TECH DATA CORP	500	$47K	0.55%	Put
3463	—ENDURANCE INTL GROUP HLDGS I	5,935	$47K	0.55%
3464	—FELCOR LODGING TR INC	6,300	$47K	0.55%	Call
3465	FLEXFLEX LTD	2,815	$47K	0.55%
3466	LPXLOUISIANA PAC CORP	1,900	$47K	0.55%	Put
3467	TIIAYTELECOM ITALIA S P A NEW	5,216	$47K	0.55%
3468	CONECYRUSONE INC	919	$47K	0.55%
3469	HQYHEALTHEQUITY INC	1,100	$47K	0.55%	Call
3470	—SOUTHCROSS ENERGY PARTNERS L	13,490	$47K	0.55%
3471	—PLURISTEM THERAPEUTICS INC	37,300	$46K	0.54%	Call
3472	—IMPAX LABORATORIES INC	3,600	$46K	0.54%	Call
3473	ECPGENCORE CAP GROUP INC	1,500	$46K	0.54%	Put
3474	SPPIUSDSPECTRUM PHARMACEUTICALS INC	7,138	$46K	0.54%
3475	MNSTMONSTER BEVERAGE CORP NEW	1,000	$46K	0.54%	Call
3476	—CUI GLOBAL INC	9,600	$46K	0.54%
3477	SBSAFE BULKERS INC	20,700	$46K	0.54%	Put
3478	—CUI GLOBAL INC	9,600	$46K	0.54%	Put
3479	—DELEK US HLDGS INC	1,900	$46K	0.54%	Put
3480	BBBYOVERSTOCK COM INC DEL	2,700	$46K	0.54%	Put
3481	—UNIT CORP	1,900	$46K	0.54%	Put
3482	—BRIDGEPOINT ED INC	4,300	$46K	0.54%	Call
3483	OCULOCULAR THERAPEUTIX INC	5,000	$46K	0.54%	Put
3484	HCQAMN HEALTHCARE SERVICES INC	1,145	$46K	0.54%
3485	—LAYNE CHRISTENSEN CO	5,100	$45K	0.52%	Call
3486	PGFUSDPENGROWTH ENERGY CORP	44,785	$45K	0.52%
3487	—YRC WORLDWIDE INC	4,100	$45K	0.52%	Call
3488	HMCHONDA MOTOR LTD	1,500	$45K	0.52%	Call
3489	MERCMERCER INTL INC	3,842	$45K	0.52%
3490	—CALITHERA BIOSCIENCES INC	3,936	$45K	0.52%
3491	TXRHTEXAS ROADHOUSE INC	1,000	$45K	0.52%	Put
3492	CREECREE INC	1,676	$45K	0.52%
3493	ANIPANI PHARMACEUTICALS INC	900	$45K	0.52%	Call
3494	—PENGROWTH ENERGY CORP	44,800	$45K	0.52%	Put
3495	—MCEWEN MNG INC	14,458	$44K	0.51%
3496	—ZAGG INC	6,100	$44K	0.51%	Call
3497	—DOMINION DIAMOND CORP	3,452	$44K	0.51%
3498	VFCV F CORP	800	$44K	0.51%	Put
3499	WTIW & T OFFSHORE INC	15,900	$44K	0.51%	Call
3500	FITBFIFTH THIRD BANCORP	1,728	$44K	0.51%

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