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
1501	—PARATEK PHARMACEUTICALS INC	7,400	$132K	0.93%	Call
1502	AESAES CORP	12,192	$132K	0.93%
1503	FOSLFOSSIL GROUP INC	16,854	$131K	0.92%
1504	SGRYSURGERY PARTNERS INC	10,800	$131K	0.92%	Call
1505	—ADAMIS PHARMACEUTICALS CORP	29,700	$131K	0.92%	Put
1506	—CHINA LODGING GROUP LTD	908	$131K	0.92%
1507	—NXSTAGE MEDICAL INC	5,400	$131K	0.92%	Put
1508	—WENDYS CO	8,000	$131K	0.92%	Put
1509	ARAYACCURAY INC	30,400	$131K	0.92%	Call
1510	—CSI COMPRESSCO LP	23,700	$130K	0.91%	Put
1511	ALAIR LEASE CORP	2,700	$130K	0.91%	Call
1512	RDIREADING INTERNATIONAL INC	7,805	$130K	0.91%
1513	TDCTERADATA CORP DEL	3,384	$130K	0.91%
1514	—CAI INTERNATIONAL INC	4,600	$130K	0.91%	Call
1515	—FERRELLGAS PARTNERS L.P.	30,200	$129K	0.91%	Call
1516	PAGPENSKE AUTOMOTIVE GRP INC	2,700	$129K	0.91%	Put
1517	—AMERICAN MIDSTREAM PARTNERS	9,600	$128K	0.90%	Put
1518	—NEW YORK CMNTY BANCORP INC	9,800	$128K	0.90%	Call
1519	WRKUSDWESTROCK CO	2,028	$128K	0.90%
1520	TGNATEGNA INC	9,114	$128K	0.90%
1521	LDOSLEIDOS HLDGS INC	1,983	$128K	0.90%
1522	—NEWLINK GENETICS CORP	15,609	$127K	0.89%
1523	—SCANA CORP NEW	3,200	$127K	0.89%	Put
1524	—PROTHENA CORP PLC	3,400	$127K	0.89%	Call
1525	DINDINEEQUITY INC	2,500	$127K	0.89%
1526	—PIER 1 IMPORTS INC	30,400	$126K	0.89%	Call
1527	ARLPALLIANCE RES PARTNER L P	6,400	$126K	0.89%	Put
1528	—INTERNAP CORP	8,000	$126K	0.89%	Put
1529	—ENZO BIOCHEM INC	15,500	$126K	0.89%	Put
1530	—OPHTHOTECH CORP	40,300	$126K	0.89%	Call
1531	EZPWEZCORP INC	10,300	$126K	0.89%	Put
1532	—TRAVELCENTERS AMER LLC	30,391	$125K	0.88%
1533	—HCP INC	4,800	$125K	0.88%	Put
1534	—ELLIS PERRY INTL INC	5,000	$125K	0.88%	Call
1535	—COMPANHIA SIDERURGICA NACION	51,000	$125K	0.88%	Call
1536	KBHKB HOME	3,900	$125K	0.88%	Call
1537	ZUMZZUMIEZ INC	6,000	$125K	0.88%	Call
1538	—NIC INC	7,500	$125K	0.88%	Call
1539	AYAEURSTARS GROUP INC	5,322	$124K	0.87%
1540	—NEW MEDIA INVT GROUP INC	7,400	$124K	0.87%	Put
1541	VUZIVUZIX CORP	19,800	$124K	0.87%	Put
1542	—INOVIO PHARMACEUTICALS INC	30,000	$124K	0.87%	Call
1543	—BIODELIVERY SCIENCES INTL IN	41,925	$124K	0.87%
1544	BSXBOSTON SCIENTIFIC CORP	5,000	$124K	0.87%	Put
1545	PRTAPROTHENA CORP PLC	3,287	$123K	0.86%
1546	—GOLDEN STAR RES LTD CDA	138,600	$123K	0.86%	Call
1547	CERSCERUS CORP	36,500	$123K	0.86%	Put
1548	—LA JOLLA PHARMACEUTICAL CO	3,814	$123K	0.86%
1549	—ENBRIDGE ENERGY PARTNERS L P	8,933	$123K	0.86%
1550	—TRANSENTERIX INC	63,780	$123K	0.86%
1551	—AQUINOX PHARMACEUTICALS INC	10,500	$123K	0.86%	Put
1552	—TAHOE RES INC	25,600	$123K	0.86%	Put
1553	NOMDNOMAD FOODS LTD	7,200	$122K	0.86%	Put
1554	MTZMASTEC INC	2,500	$122K	0.86%	Put
1555	OCSLOAKTREE SPECIALTY LENDING CO	25,000	$122K	0.86%	Put
1556	CPSSCONSUMER PORTFOLIO SVCS INC	29,257	$121K	0.85%
1557	—FORM HLDGS CORP	88,300	$121K	0.85%	Call
1558	—ELDORADO GOLD CORP NEW	84,800	$121K	0.85%	Call
1559	MHLAMAIDEN HOLDINGS LTD	18,400	$121K	0.85%	Put
1560	—PIONEER NAT RES CO	700	$121K	0.85%	Call
1561	—NEUROTROPE INC	17,000	$120K	0.84%	Call
1562	UBSUBS GROUP AG	6,500	$120K	0.84%
1563	SSTKSHUTTERSTOCK INC	2,800	$120K	0.84%	Call
1564	OKTAOKTA INC	4,700	$120K	0.84%	Put
1565	—VIEWRAY INC	12,900	$119K	0.84%	Put
1566	RUNSUNRUN INC	20,200	$119K	0.84%	Call
1567	CRNTCERAGON NETWORKS LTD	60,049	$119K	0.84%
1568	—UNIT CORP	5,400	$119K	0.84%	Put
1569	—SINA CORP	1,177	$118K	0.83%
1570	CNKCINEMARK HOLDINGS INC	3,400	$118K	0.83%	Call
1571	T77LENDINGTREE INC NEW	347	$118K	0.83%
1572	CHGGCHEGG INC	7,200	$118K	0.83%	Call
1573	—COMPANHIA ENERGETICA DE MINA	57,200	$118K	0.83%	Call
1574	ACLSAXCELIS TECHNOLOGIES INC	4,100	$118K	0.83%	Call
1575	NHTCNATURAL HEALTH TRENDS CORP	7,800	$118K	0.83%	Call
1576	—JD COM INC	2,827,200	$117K	0.82%	Call
1577	—MULESOFT INC	5,009	$117K	0.82%
1578	CMCCOMMERCIAL METALS CO	5,500	$117K	0.82%	Call
1579	AERAERCAP HOLDINGS NV	2,200	$116K	0.82%	Call
1580	—KELLOGG CO	1,700	$116K	0.82%	Call
1581	GLYCEURGLYCOMIMETICS INC	6,936	$116K	0.82%
1582	SANMSANMINA CORPORATION	3,500	$116K	0.82%	Call
1583	SYNASYNAPTICS INC	2,900	$116K	0.82%	Put
1584	—COLUMBIA PPTY TR INC	5,000	$115K	0.81%	Call
1585	—CARLYLE GROUP L P	5,000	$115K	0.81%	Call
1586	—MARATHON PATENT GROUP INC	28,100	$115K	0.81%	Put
1587	—COMSTOCK RES INC	13,600	$115K	0.81%	Call
1588	MURMURPHY OIL CORP	3,702	$115K	0.81%
1589	—EP ENERGY CORP	48,400	$114K	0.80%	Call
1590	CRUSCIRRUS LOGIC INC	2,200	$114K	0.80%	Call
1591	—CSRA INC	3,800	$114K	0.80%
1592	TMOTHERMO FISHER SCIENTIFIC INC	600	$114K	0.80%	Call
1593	MSBMESABI TR	4,526	$114K	0.80%
1594	FLSFLOWSERVE CORP	2,700	$114K	0.80%	Put
1595	UBSUBS GROUP AG	6,200	$114K	0.80%	Call
1596	AMAGAMAG PHARMACEUTICALS INC	8,634	$114K	0.80%
1597	—CALATLANTIC GROUP INC	2,000	$113K	0.79%	Call
1598	—DBV TECHNOLOGIES S A	4,573	$113K	0.79%
1599	—UNIVERSAL HLTH SVCS INC	1,000	$113K	0.79%	Call
1600	—OCEAN RIG UDW INC	4,200	$113K	0.79%	Call

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