GROUP ONE TRADING LLC Q2 2018 Filing

Filed August 14, 2018

Portfolio Value

$11.7M

Holdings

5,072

Report Date

Q2 2018

Filing Type

13F-HR

All Holdings (5,072 positions)

#	Stock	Shares	Value	% Portfolio	Type
2601	AMSCAMERICAN SUPERCONDUCTOR CORP	51,289	$359K	3.07%
2602	CLWCLEARWATER PAPER CORP	15,500	$358K	3.06%	Call
2603	ADTADT INC	41,403	$358K	3.06%
2604	—CALUMET SPECIALTY PRODS PTNR	48,000	$358K	3.06%	Call
2605	—PACKAGING CORP AMER	3,200	$358K	3.06%	Put
2606	—SPARTANNASH CO	14,000	$357K	3.05%	Call
2607	SHAKSHAKE SHACK INC	5,400	$357K	3.05%	Call
2608	—NOBLE ENERGY INC	10,100	$356K	3.04%	Put
2609	GOGOGOGO INC	73,200	$356K	3.04%	Call
2610	PRUPRUDENTIAL FINL INC	3,810	$356K	3.04%
2611	SRNESORRENTO THERAPEUTICS INC	49,353	$355K	3.04%
2612	LYVLIVE NATION ENTERTAINMENT IN	7,300	$355K	3.04%	Put
2613	MSBMESABI TR	14,420	$354K	3.03%
2614	—NUVASIVE INC	6,800	$354K	3.03%	Call
2615	—MEDICAL PPTYS TRUST INC	25,200	$354K	3.03%	Put
2616	—BARNES & NOBLE INC	55,700	$354K	3.03%	Put
2617	—ROYAL BK SCOTLAND GROUP PLC	51,900	$353K	3.02%	Call
2618	ENRENERGIZER HLDGS INC NEW	5,600	$353K	3.02%	Put
2619	—OWENS & MINOR INC NEW	21,100	$353K	3.02%	Put
2620	TERTERADYNE INC	9,200	$350K	2.99%	Put
2621	—WAGEWORKS INC	7,000	$350K	2.99%	Put
2622	KBRKBR INC	19,500	$349K	2.98%	Put
2623	ARCPEURVEREIT INC	46,963	$349K	2.98%
2624	MTDRMATADOR RES CO	11,600	$349K	2.98%	Put
2625	MITKMITEK SYS INC	39,221	$349K	2.98%
2626	PANWPALO ALTO NETWORKS INC	1,700	$349K	2.98%	Put
2627	—SCORPIO BULKERS INC	49,200	$349K	2.98%	Call
2628	PGRPROGRESSIVE CORP OHIO	5,878	$348K	2.98%
2629	—ASCENA RETAIL GROUP INC	87,100	$347K	2.97%	Put
2630	VGREURVECTOR GROUP LTD	18,148	$346K	2.96%
2631	CVGWCALAVO GROWERS INC	3,600	$346K	2.96%	Call
2632	HOMEAT HOME GROUP INC	8,828	$346K	2.96%
2633	—CITRIX SYS INC	3,300	$346K	2.96%	Put
2634	—ELDORADO RESORTS INC	8,852	$346K	2.96%
2635	CNDTCONDUENT INC	18,946	$344K	2.94%
2636	—EATON VANCE CORP	6,600	$344K	2.94%	Call
2637	HRIHERC HLDGS INC	6,100	$344K	2.94%	Call
2638	CALYCALLAWAY GOLF CO	18,157	$344K	2.94%
2639	—WELBILT INC	15,400	$344K	2.94%	Put
2640	—SEASPAN CORP	33,700	$343K	2.93%	Put
2641	—NRG YIELD INC	20,000	$341K	2.92%	Call
2642	—NET 1 UEPS TECHNOLOGIES INC	37,600	$341K	2.92%	Put
2643	GDOTGREEN DOT CORP	4,600	$338K	2.89%	Call
2644	—AMAG PHARMACEUTICALS INC	17,300	$337K	2.88%	Call
2645	—VERINT SYS INC	7,600	$337K	2.88%	Call
2646	TRGPTARGA RES CORP	6,800	$337K	2.88%	Put
2647	—QUALITY SYS INC	17,300	$337K	2.88%	Call
2648	XNETXUNLEI LTD	31,524	$337K	2.88%
2649	—GRACE W R & CO DEL NEW	4,600	$337K	2.88%	Call
2650	—THERAPEUTICSMD INC	53,913	$336K	2.87%
2651	—ACELRX PHARMACEUTICALS INC	99,200	$335K	2.86%	Put
2652	ELFE L F BEAUTY INC	22,000	$335K	2.86%	Put
2653	—INTERPUBLIC GROUP COS INC	14,300	$335K	2.86%	Call
2654	MTSIMACOM TECH SOLUTIONS HLDGS I	14,500	$334K	2.86%	Call
2655	NTLAINTELLIA THERAPEUTICS INC	12,174	$333K	2.85%
2656	—QIAGEN NV	9,200	$333K	2.85%	Call
2657	—ADAMAS PHARMACEUTICALS INC	12,911	$333K	2.85%
2658	—PARATEK PHARMACEUTICALS INC	32,600	$333K	2.85%	Call
2659	SSS1EURLIFE STORAGE INC	3,414	$332K	2.84%
2660	—CALITHERA BIOSCIENCES INC	66,300	$332K	2.84%	Call
2661	RRRRED ROCK RESORTS INC	9,900	$332K	2.84%	Call
2662	TELTE CONNECTIVITY LTD	3,677	$331K	2.83%
2663	—CASA SYS INC	20,200	$330K	2.82%	Call
2664	KTOSKRATOS DEFENSE & SEC SOLUTIO	28,600	$329K	2.81%	Put
2665	—APPTIO INC	9,100	$329K	2.81%	Put
2666	TCMDTACTILE SYS TECHNOLOGY INC	6,300	$328K	2.80%	Put
2667	—HI-CRUSH PARTNERS LP	27,781	$328K	2.80%
2668	—ENBRIDGE ENERGY MANAGEMENT L	32,000	$328K	2.80%	Call
2669	—NEVRO CORP	4,100	$327K	2.80%	Put
2670	VSTMVERASTEM INC	47,551	$327K	2.80%
2671	CCLCARNIVAL CORP	5,700	$327K	2.80%	Call
2672	—GREENBRIER COS INC	6,200	$327K	2.80%	Put
2673	—RIGEL PHARMACEUTICALS INC	115,500	$327K	2.80%	Call
2674	EOGEOG RES INC	2,622	$326K	2.79%
2675	—PATTERN ENERGY GROUP INC	17,400	$326K	2.79%	Call
2676	TZOOTRAVELZOO	19,000	$325K	2.78%	Call
2677	ONCBEIGENE LTD	2,100	$323K	2.76%	Put
2678	—MEDICAL PPTYS TRUST INC	23,000	$323K	2.76%	Call
2679	TTPHEURTETRAPHASE PHARMACEUTICALS I	90,131	$322K	2.75%
2680	TPRTAPESTRY INC	6,900	$322K	2.75%	Put
2681	MURMURPHY OIL CORP	9,500	$321K	2.75%	Call
2682	—CARBONITE INC	9,200	$321K	2.75%	Call
2683	—SIGNATURE BK NEW YORK N Y	2,500	$320K	2.74%	Put
2684	—PETROCHINA CO LTD	4,200	$320K	2.74%	Put
2685	PUMPPROPETRO HLDG CORP	20,402	$320K	2.74%
2686	BLMNBLOOMIN BRANDS INC	15,943	$320K	2.74%
2687	AMKRAMKOR TECHNOLOGY INC	37,300	$320K	2.74%	Put
2688	PKXPOSCO	4,300	$319K	2.73%	Put
2689	MERCMERCER INTL INC	18,200	$319K	2.73%	Call
2690	CRKCOMSTOCK RES INC	30,300	$318K	2.72%	Put
2691	CTRNCITI TRENDS INC	11,600	$318K	2.72%	Call
2692	—2U INC	3,800	$318K	2.72%	Put
2693	—CARBONITE INC	9,100	$318K	2.72%	Put
2694	XLBSELECT SECTOR SPDR TR	5,466	$317K	2.71%
2695	—WEINGARTEN RLTY INVS	10,300	$317K	2.71%	Call
2696	—SCORPIO BULKERS INC	44,700	$317K	2.71%	Put
2697	TBCHTURTLE BEACH CORP	15,600	$317K	2.71%	Put
2698	SBSWSIBANYE STILLWATER	130,572	$316K	2.70%
2699	ECECOPETROL S A	15,364	$316K	2.70%
2700	RGLDROYAL GOLD INC	3,400	$316K	2.70%	Put

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