GROUP ONE TRADING LLC Q4 2017 Filing

Filed February 9, 2018

Portfolio Value

$14.2M

Holdings

4,816

Report Date

Q4 2017

Filing Type

13F-HR

All Holdings (4,816 positions)

#	Stock	Shares	Value	% Portfolio	Type
1601	—OCEAN RIG UDW INC	4,200	$113K	0.79%	Call
1602	SLMSLM CORP	10,000	$113K	0.79%
1603	—UNIVERSAL HLTH SVCS INC	1,000	$113K	0.79%	Put
1604	ELVANTHEM INC	500	$113K	0.79%
1605	QCOMQUALCOMM INC	1,755,800	$112K	0.79%	Call
1606	EDAEDAP TMS S A	39,131	$112K	0.79%
1607	—TEXTAINER GROUP HOLDINGS LTD	5,200	$112K	0.79%	Put
1608	—COVANTA HLDG CORP	6,600	$112K	0.79%	Put
1609	CRTOCRITEO S A	4,321	$112K	0.79%
1610	—SPECTRUM BRANDS HLDGS INC	1,000	$112K	0.79%	Put
1611	—PAPA JOHNS INTL INC	2,000	$112K	0.79%	Put
1612	BCCBOISE CASCADE CO DEL	2,800	$112K	0.79%	Put
1613	HBMHUDBAY MINERALS INC	12,700	$112K	0.79%	Put
1614	MLMMARTIN MARIETTA MATLS INC	500	$111K	0.78%	Put
1615	—CURRENCYSHS JAPANESE YEN TR	1,300	$111K	0.78%
1616	CTLTEURCATALENT INC	2,693	$111K	0.78%
1617	KROKRONOS WORLDWIDE INC	4,265	$110K	0.77%
1618	TOLTOLL BROTHERS INC	2,300	$110K	0.77%	Call
1619	HMYHARMONY GOLD MNG LTD	59,000	$110K	0.77%	Put
1620	CLIRCLEARSIGN COMBUSTION CORP	30,597	$110K	0.77%
1621	—ABRAXAS PETE CORP	44,300	$109K	0.77%	Call
1622	—ACORDA THERAPEUTICS INC	5,100	$109K	0.77%	Call
1623	—ENDOCYTE INC	25,500	$109K	0.77%	Call
1624	ATATLANTIC PWR CORP	46,492	$109K	0.77%
1625	FHNFIRST HORIZON NATL CORP	5,400	$108K	0.76%	Call
1626	ICHRICHOR HOLDINGS	4,400	$108K	0.76%	Call
1627	—ECLIPSE RES CORP	44,900	$108K	0.76%	Put
1628	—HOSPITALITY PPTYS TR	3,600	$107K	0.75%	Call
1629	—INSYS THERAPEUTICS INC NEW	11,100	$107K	0.75%	Put
1630	HP5AEQUITY COMWLTH	3,493	$107K	0.75%
1631	—ACELRX PHARMACEUTICALS INC	52,800	$107K	0.75%	Call
1632	—TRANSCANADA CORP	2,200	$107K	0.75%	Call
1633	EXTREXTREME NETWORKS INC	8,500	$106K	0.74%	Call
1634	—BELLICUM PHARMACEUTICALS INC	12,600	$106K	0.74%	Put
1635	—REMARK HLDGS INC	10,900	$106K	0.74%	Put
1636	—CRAFT BREW ALLIANCE INC	5,500	$106K	0.74%	Call
1637	—MGIC INVT CORP WIS	7,500	$106K	0.74%	Put
1638	COLLCOLLEGIUM PHARMACEUTICAL INC	5,700	$105K	0.74%	Put
1639	SNNSMITH & NEPHEW PLC	3,000	$105K	0.74%	Put
1640	MTUSTIMKENSTEEL CORP	6,900	$105K	0.74%	Call
1641	CROXCROCS INC	8,300	$105K	0.74%	Put
1642	RACEFERRARI N V	1,000	$105K	0.74%	Call
1643	PLNTPLANET FITNESS INC	3,000	$104K	0.73%	Put
1644	AKAMAKAMAI TECHNOLOGIES INC	1,600	$104K	0.73%	Put
1645	FTAIEURFORTRESS TRANS INFRST INVS L	5,200	$104K	0.73%
1646	—FORTRESS TRANS INFRST INVS L	5,200	$104K	0.73%	Call
1647	TPHTRI POINTE GROUP INC	5,814	$104K	0.73%
1648	—CANTEL MEDICAL CORP	1,000	$103K	0.72%	Call
1649	—VASCULAR BIOGENICS LTD	14,500	$103K	0.72%	Put
1650	ORMPORAMED PHARM INC	11,477	$103K	0.72%
1651	—INTREPID POTASH INC	21,700	$103K	0.72%	Call
1652	—KIMCO RLTY CORP	5,600	$102K	0.72%	Put
1653	VOYAVOYA FINL INC	2,064	$102K	0.72%
1654	AIRGAIRGAIN INC	11,400	$102K	0.72%	Put
1655	CAMTCAMTEK LTD	17,900	$102K	0.72%	Put
1656	—BRISTOW GROUP INC	7,547	$102K	0.72%
1657	RDIREADING INTERNATIONAL INC	6,100	$102K	0.72%	Call
1658	GROWU S GLOBAL INVS INC	26,207	$102K	0.72%
1659	EVCENTRAVISION COMMUNICATIONS C	14,236	$102K	0.72%
1660	—HORNBECK OFFSHORE SVCS INC N	32,500	$101K	0.71%	Put
1661	MDBMONGODB INC	3,400	$101K	0.71%	Call
1662	—CONATUS PHARMACEUTICALS INC	21,804	$101K	0.71%
1663	—ETFIS SER TR I	11,700	$101K	0.71%	Put
1664	—COVANTA HLDG CORP	6,000	$101K	0.71%	Call
1665	—VEECO INSTRS INC DEL	6,700	$100K	0.70%	Put
1666	—INVESCO MORTGAGE CAPITAL INC	5,600	$100K	0.70%	Call
1667	VSTMVERASTEM INC	32,687	$100K	0.70%
1668	MGAMAGNA INTL INC	1,759	$100K	0.70%
1669	—APOLLO INVT CORP	17,700	$100K	0.70%	Call
1670	—ALMOST FAMILY INC	1,800	$100K	0.70%
1671	FNFABRINET	3,500	$100K	0.70%	Call
1672	MFINMEDALLION FINL CORP	28,057	$100K	0.70%
1673	—SCANA CORP NEW	2,500	$99K	0.70%	Call
1674	PDCEUSDPDC ENERGY INC	1,915	$99K	0.70%
1675	KBRKBR INC	5,000	$99K	0.70%	Call
1676	—REVOLUTION LIGHTING TECHNOLO	30,000	$99K	0.70%	Put
1677	OXYOCCIDENTAL PETE CORP DEL	1,335	$98K	0.69%
1678	—BEST INC	10,911	$98K	0.69%
1679	—CALITHERA BIOSCIENCES INC	11,700	$98K	0.69%	Put
1680	AEGAEGON N V	15,509	$98K	0.69%
1681	—ARRIS INTL INC	3,831	$98K	0.69%
1682	—BLUE BUFFALO PET PRODS INC	3,000	$98K	0.69%	Put
1683	—FACEBOOK INC	553,100	$98K	0.69%	Call
1684	—PEREGRINE PHARMACEUTICALS IN	25,000	$97K	0.68%	Call
1685	BOOTBOOT BARN HLDGS INC	5,811	$97K	0.68%
1686	—AEGEAN MARINE PETROLEUM NETW	22,500	$97K	0.68%	Put
1687	BWABORGWARNER INC	1,901	$97K	0.68%
1688	BSBRBANCO SANTANDER BRASIL S A	100	$97K	0.68%	Put
1689	LPXLOUISIANA PAC CORP	3,695	$97K	0.68%
1690	—ASTERIAS BIOTHERAPEUTICS INC	42,484	$96K	0.67%
1691	—SORRENTO THERAPEUTICS INC	25,200	$96K	0.67%	Call
1692	INVEIDENTIV INC	28,700	$96K	0.67%	Call
1693	—STRATASYS LTD	4,800	$96K	0.67%	Call
1694	ICHRICHOR HOLDINGS	3,900	$96K	0.67%	Put
1695	IRMIRON MTN INC NEW	2,532	$96K	0.67%
1696	LEE1EURLEE ENTERPRISES INC	40,966	$96K	0.67%
1697	HPTUSDHOSPITALITY PPTYS TR	3,228	$96K	0.67%
1698	—CENTURY ALUM CO	4,900	$96K	0.67%	Call
1699	—GREENHILL & CO INC	4,900	$96K	0.67%	Call
1700	KLICKULICKE & SOFFA INDS INC	3,938	$96K	0.67%

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