GROUP ONE TRADING LLC Q3 2018 Filing

Filed November 8, 2018

Portfolio Value

$12.7M

Holdings

5,172

Report Date

Q3 2018

Filing Type

13F-HR

All Holdings (5,172 positions)

#	Stock	Shares	Value	% Portfolio	Type
1401	AMTAMERICAN TOWER CORP NEW	10,400	$1.5M	11.94%	Call
1402	ICHRICHOR HOLDINGS	73,700	$1.5M	11.89%	Put
1403	HIMXHIMAX TECHNOLOGIES INC	255,500	$1.5M	11.87%	Call
1404	—CERNER CORP	23,300	$1.5M	11.86%	Call
1405	AZNASTRAZENECA PLC	37,900	$1.5M	11.85%	Put
1406	—FRONT YD RESIDENTIAL CORP	137,900	$1.5M	11.82%	Call
1407	AGIOAGIOS PHARMACEUTICALS INC	19,400	$1.5M	11.82%	Put
1408	PCRXPACIRA PHARMACEUTICALS INC	30,400	$1.5M	11.81%	Put
1409	SPBSPECTRUM BRANDS HLDGS INC NE	20,000	$1.5M	11.81%	Put
1410	SNEURSANCHEZ ENERGY CORP	649,057	$1.5M	11.80%
1411	—SHUTTERFLY INC	22,643	$1.5M	11.79%
1412	—NUANCE COMMUNICATIONS INC	86,000	$1.5M	11.77%	Call
1413	HCAHCA HEALTHCARE INC	10,700	$1.5M	11.77%	Call
1414	—AMC ENTMT HLDGS INC	72,600	$1.5M	11.76%	Put
1415	IBNICICI BK LTD	174,900	$1.5M	11.73%	Call
1416	—ASPEN INSURANCE HOLDINGS LTD	35,500	$1.5M	11.73%	Put
1417	FMCF M C CORP	17,000	$1.5M	11.71%	Call
1418	—THERAPEUTICSMD INC	225,551	$1.5M	11.69%
1419	KGCKINROSS GOLD CORP	547,900	$1.5M	11.69%	Call
1420	HIGHARTFORD FINL SVCS GROUP INC	29,567	$1.5M	11.67%
1421	QIWQIWI PLC	111,416	$1.5M	11.59%
1422	HALOHALOZYME THERAPEUTICS INC	80,733	$1.5M	11.59%
1423	—CF INDS HLDGS INC	26,900	$1.5M	11.57%	Put
1424	SONYSONY CORP	24,100	$1.5M	11.55%	Put
1425	DHID R HORTON INC	34,648	$1.5M	11.54%
1426	PENNPENN NATL GAMING INC	44,200	$1.5M	11.50%	Call
1427	—TEEKAY OFFSHORE PARTNERS L P	621,924	$1.5M	11.50%
1428	AMGNAMGEN INC	7,000	$1.5M	11.47%	Put
1429	—CYPRESS SEMICONDUCTOR CORP	99,900	$1.4M	11.44%	Put
1430	ZZILLOW GROUP INC	32,600	$1.4M	11.39%	Call
1431	TMOTHERMO FISHER SCIENTIFIC INC	5,900	$1.4M	11.38%	Call
1432	—VIRNETX HLDG CORP	309,500	$1.4M	11.37%	Put
1433	CCJCAMECO CORP	126,200	$1.4M	11.37%	Call
1434	DLTRDOLLAR TREE INC	17,650	$1.4M	11.37%
1435	VNOVORNADO RLTY TR	19,700	$1.4M	11.36%	Call
1436	JNJJOHNSON & JOHNSON	10,400	$1.4M	11.36%	Put
1437	—CENTENE CORP DEL	9,900	$1.4M	11.32%	Call
1438	—CONSOLIDATED COMM HLDGS INC	109,900	$1.4M	11.32%	Call
1439	—NEPTUNE WELLNESS SOLUTIONS I	369,100	$1.4M	11.32%	Put
1440	—CANADIAN NAT RES LTD	43,800	$1.4M	11.31%	Call
1441	AGFIRST MAJESTIC SILVER CORP	251,790	$1.4M	11.30%
1442	TRIPTRIPADVISOR INC	27,976	$1.4M	11.29%
1443	—KANSAS CITY SOUTHERN	12,600	$1.4M	11.28%	Put
1444	SBUXSTARBUCKS CORP	25,000	$1.4M	11.23%	Call
1445	—AVEO PHARMACEUTICALS INC	429,100	$1.4M	11.22%	Put
1446	ALLYALLY FINL INC	53,500	$1.4M	11.18%	Call
1447	—SEVEN STARS CLOUD GROUP INC	373,200	$1.4M	11.17%	Call
1448	LKQ1LKQ CORP	44,647	$1.4M	11.17%
1449	CCICROWN CASTLE INTL CORP NEW	12,700	$1.4M	11.17%	Call
1450	—HARTFORD FINL SVCS GROUP INC	28,300	$1.4M	11.17%	Put
1451	—CHARLES RIV LABS INTL INC	10,500	$1.4M	11.17%	Call
1452	—FITBIT INC	263,943	$1.4M	11.16%
1453	—NOVAVAX INC	749,900	$1.4M	11.14%	Call
1454	PRUPRUDENTIAL FINL INC	13,900	$1.4M	11.13%	Call
1455	—AMERICAN AXLE & MFG HLDGS IN	80,700	$1.4M	11.12%	Put
1456	ARANTERO RES CORP	79,400	$1.4M	11.11%	Call
1457	—INVITAE CORP	84,000	$1.4M	11.10%	Call
1458	CNCCENTENE CORP DEL	9,700	$1.4M	11.09%	Put
1459	BRBROADRIDGE FINL SOLUTIONS IN	10,600	$1.4M	11.05%	Call
1460	—HORTONWORKS INC	61,100	$1.4M	11.02%	Call
1461	EATBRINKER INTL INC	29,800	$1.4M	11.01%	Put
1462	—CONATUS PHARMACEUTICALS INC	239,928	$1.4M	11.00%
1463	—OCLARO INC	155,200	$1.4M	10.96%	Put
1464	HASHASBRO INC	13,164	$1.4M	10.94%
1465	—ZOGENIX INC	27,900	$1.4M	10.94%	Call
1466	—RESOLUTE ENERGY CORP	36,600	$1.4M	10.94%	Call
1467	—HEALTH INS INNOVATIONS INC	22,400	$1.4M	10.91%	Call
1468	—VIRNETX HLDG CORP	297,006	$1.4M	10.91%
1469	KEYKEYCORP NEW	69,300	$1.4M	10.89%	Call
1470	TYLTYLER TECHNOLOGIES INC	5,600	$1.4M	10.84%	Call
1471	NBIXNEUROCRINE BIOSCIENCES INC	11,160	$1.4M	10.84%
1472	EATBRINKER INTL INC	29,300	$1.4M	10.82%	Call
1473	ETSYETSY INC	26,600	$1.4M	10.80%	Put
1474	—SOUTHWESTERN ENERGY CO	267,500	$1.4M	10.80%	Put
1475	—REDFIN CORP	73,100	$1.4M	10.80%	Put
1476	—CANADIAN NAT RES LTD	41,800	$1.4M	10.79%	Put
1477	ECECOPETROL S A	50,700	$1.4M	10.79%	Put
1478	BOOTBOOT BARN HLDGS INC	47,900	$1.4M	10.75%	Call
1479	BOXDROPBOX INC	50,700	$1.4M	10.75%	Call
1480	—ATHENE HLDG LTD	26,300	$1.4M	10.74%	Put
1481	7HPHP INC	52,695	$1.4M	10.73%
1482	PPTPREMIER INC	29,600	$1.4M	10.71%	Call
1483	ZSZSCALER INC	33,200	$1.4M	10.70%	Call
1484	IRDMIRIDIUM COMMUNICATIONS INC	60,000	$1.4M	10.67%	Call
1485	—RITE AID CORP	1,054,100	$1.3M	10.66%	Call
1486	EBAYEBAY INC	40,800	$1.3M	10.64%	Call
1487	—CA INC	30,500	$1.3M	10.64%	Put
1488	BALLBALL CORP	30,597	$1.3M	10.64%
1489	WTTRSELECT ENERGY SVCS INC	113,400	$1.3M	10.61%	Put
1490	—22ND CENTY GROUP INC	477,600	$1.3M	10.60%	Call
1491	—TENNECO INC	31,800	$1.3M	10.59%	Call
1492	MPLXMPLX LP	38,500	$1.3M	10.55%	Put
1493	—PORTOLA PHARMACEUTICALS INC	50,100	$1.3M	10.54%	Put
1494	—TETRAPHASE PHARMACEUTICALS I	483,400	$1.3M	10.54%	Call
1495	AMKRAMKOR TECHNOLOGY INC	180,400	$1.3M	10.53%	Put
1496	VACMARRIOTT VACATIONS WRLDWDE C	11,885	$1.3M	10.49%
1497	OKTAOKTA INC	18,800	$1.3M	10.45%	Put
1498	—TIVO CORP	106,250	$1.3M	10.45%
1499	FNKOFUNKO INC	55,800	$1.3M	10.45%	Put
1500	SONOSONOS INC	82,300	$1.3M	10.43%	Call

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