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
1301	—TIDEWATER INC	222,500	$981K	11.61%	Put
1302	—AMTRUST FINL SVCS INC	40,000	$980K	11.59%	Put
1303	CXCEMEX SAB DE CV	158,600	$979K	11.58%	Call
1304	—AVG TECHNOLOGIES N V	51,500	$978K	11.57%	Call
1305	HALOHALOZYME THERAPEUTICS INC	113,300	$978K	11.57%	Call
1306	—SILVER STD RES INC	75,106	$976K	11.55%
1307	—ENSCO PLC	100,250	$973K	11.51%
1308	BRBROADRIDGE FINL SOLUTIONS IN	14,900	$971K	11.49%	Call
1309	—ENBRIDGE ENERGY PARTNERS L P	41,800	$970K	11.48%	Put
1310	—SHIP FINANCE INTERNATIONAL L	65,800	$970K	11.48%	Call
1311	—VIRNETX HLDG CORP	241,300	$965K	11.42%	Call
1312	—AMARIN CORP PLC	446,600	$965K	11.42%	Call
1313	—VOCERA COMMUNICATIONS INC	75,000	$964K	11.41%	Put
1314	—STILLWATER MNG CO	81,200	$963K	11.39%	Call
1315	BXUSDBLACKSTONE GROUP L P	39,136	$960K	11.36%
1316	—TEXAS INSTRS INC	15,300	$959K	11.35%	Put
1317	HLXHELIX ENERGY SOLUTIONS GRP I	141,500	$957K	11.32%	Put
1318	—CVR PARTNERS LP	117,000	$956K	11.31%	Call
1319	—FLOTEK INDS INC DEL	72,400	$956K	11.31%	Call
1320	AMXNAMERICA MOVIL SAB DE CV	77,472	$950K	11.24%
1321	—SHELL MIDSTREAM PARTNERS L P	28,100	$950K	11.24%	Put
1322	—STATOIL ASA	54,800	$949K	11.23%	Call
1323	—NUANCE COMMUNICATIONS INC	60,600	$947K	11.20%	Put
1324	—CURRENCYSHARES SWISS FRANC T	9,600	$944K	11.17%	Call
1325	VNET21VIANET GROUP INC	92,500	$944K	11.17%	Call
1326	LVSLAS VEGAS SANDS CORP	21,700	$944K	11.17%	Put
1327	FEFIRSTENERGY CORP	27,000	$943K	11.16%	Put
1328	CXCEMEX SAB DE CV	152,511	$941K	11.13%
1329	—AARONS INC	42,900	$939K	11.11%	Put
1330	—CHILDRENS PL INC	11,700	$938K	11.10%	Call
1331	CLCOLGATE PALMOLIVE CO	12,800	$937K	11.09%	Call
1332	SABRSABRE CORP	34,800	$932K	11.03%	Call
1333	QRVOQORVO INC	16,827	$930K	11.00%
1334	—NABORS INDUSTRIES LTD	92,400	$929K	10.99%	Put
1335	—FOOT LOCKER INC	16,900	$927K	10.97%	Put
1336	—ALCOBRA LTD	206,128	$926K	10.96%
1337	TMUST MOBILE US INC	21,374	$925K	10.94%
1338	GRA1EURGRACE W R & CO DEL NEW	12,601	$923K	10.92%
1339	PBIPITNEY BOWES INC	51,800	$922K	10.91%	Call
1340	GERNGERON CORP	344,100	$922K	10.91%	Put
1341	—ALIGN TECHNOLOGY INC	11,400	$918K	10.86%	Call
1342	PKXPOSCO	20,575	$916K	10.84%
1343	UAAUNDER ARMOUR INC	22,700	$911K	10.78%	Call
1344	—IDREAMSKY TECHNOLOGY LIMITED	66,647	$908K	10.74%
1345	—MOMO INC	89,700	$907K	10.73%	Put
1346	OSISOSI SYSTEMS INC	15,600	$907K	10.73%	Call
1347	GDGENERAL DYNAMICS CORP	6,500	$905K	10.71%	Call
1348	—DONNELLEY R R & SONS CO	53,400	$904K	10.70%	Call
1349	—BONANZA CREEK ENERGY INC	448,500	$901K	10.66%	Put
1350	—DENBURY RES INC	250,700	$900K	10.65%	Put
1351	—WESTERN UN CO	46,800	$898K	10.62%	Put
1352	XYLXYLEM INC	20,100	$897K	10.61%	Put
1353	SGMOSANGAMO BIOSCIENCES INC	154,900	$897K	10.61%	Call
1354	LNGCHENIERE ENERGY INC	23,900	$897K	10.61%	Put
1355	—BROOKDALE SR LIVING INC	57,900	$894K	10.58%	Put
1356	EXELEXELIXIS INC	114,300	$893K	10.57%	Put
1357	—ANTHEM INC	6,800	$893K	10.57%	Put
1358	—TALLGRASS ENERGY GP LP	39,500	$892K	10.55%	Call
1359	ARCCARES CAP CORP	62,800	$892K	10.55%	Put
1360	—TWENTY FIRST CENTY FOX INC	32,838	$888K	10.51%
1361	—CHIPMOS TECH BERMUDA LTD	48,900	$886K	10.48%	Call
1362	—DOLLAR GEN CORP NEW	9,400	$884K	10.46%	Call
1363	INGING GROEP N V	85,400	$882K	10.43%	Call
1364	PSXPHILLIPS 66	11,100	$881K	10.42%	Put
1365	—DISCOVERY COMMUNICATNS NEW	34,900	$881K	10.42%	Call
1366	—ROWAN COMPANIES PLC	49,700	$878K	10.39%	Put
1367	—MEDICINES CO	26,075	$877K	10.38%
1368	—GRUBHUB INC	28,200	$876K	10.36%	Call
1369	DYHTARGET CORP	12,532	$875K	10.35%
1370	—ST JUDE MED INC	11,200	$874K	10.34%	Call
1371	—ORGANOVO HLDGS INC	235,000	$874K	10.34%	Call
1372	—ON DECK CAP INC	169,700	$874K	10.34%	Put
1373	—ROCKWELL MED INC	115,300	$873K	10.33%	Put
1374	EXPEEXPEDIA INC DEL	8,200	$872K	10.32%	Call
1375	—NORTHSTAR RLTY FIN CORP	76,160	$871K	10.30%
1376	—AXIALL CORP	26,700	$871K	10.30%	Put
1377	—MICHAEL KORS HLDGS LTD	17,500	$866K	10.25%	Put
1378	—SELECT COMFORT CORP	40,500	$866K	10.25%	Call
1379	CCEPCOCA COLA EUROPEAN PARTNERS	24,200	$864K	10.22%	Put
1380	DECKDECKERS OUTDOOR CORP	15,000	$863K	10.21%	Put
1381	—PENN WEST PETE LTD NEW	620,300	$862K	10.20%	Put
1382	MACMACERICH CO	10,100	$862K	10.20%	Put
1383	MURMURPHY OIL CORP	27,100	$860K	10.17%	Call
1384	AERAERCAP HOLDINGS NV	25,447	$855K	10.12%
1385	—EBIX INC	17,800	$853K	10.09%	Call
1386	—VIRNETX HLDG CORP	212,600	$850K	10.06%	Put
1387	—RESTORATION HARDWARE HLDGS I	29,600	$849K	10.04%	Put
1388	OLNOLIN CORP	34,000	$845K	10.00%	Put
1389	HBANHUNTINGTON BANCSHARES INC	94,292	$843K	9.97%
1390	ALLYALLY FINL INC	49,400	$843K	9.97%	Call
1391	STXSEAGATE TECHNOLOGY PLC	34,554	$842K	9.96%
1392	—FIRSTMERIT CORP	41,500	$841K	9.95%
1393	—BB&T CORP	23,600	$840K	9.94%	Call
1394	PACBPACIFIC BIOSCIENCES CALIF IN	119,200	$839K	9.93%	Call
1395	GBYSANGAMO BIOSCIENCES INC	144,935	$839K	9.93%
1396	COPCONOCOPHILLIPS	19,075	$832K	9.84%
1397	—ACORDA THERAPEUTICS INC	32,500	$829K	9.81%	Put
1398	SIMOSILICON MOTION TECHNOLOGY CO	17,300	$827K	9.78%	Call
1399	ORCLORACLE CORP	20,200	$827K	9.78%	Call
1400	—KCG HLDGS INC	62,200	$827K	9.78%	Put

PreviousPage 14 of 47Next