GROUP ONE TRADING LLC Q1 2019 Filing

Filed May 13, 2019

Portfolio Value

$16.7T

Holdings

4,769

Report Date

Q1 2019

Filing Type

13F-HR

All Holdings (4,769 positions)

#StockSharesValue% PortfolioType
1
MASIMASIMO CORP
10,000$1.4T8.29%Call
2
SLABSILICON LABORATORIES INC
11,500$929.9B5.58%Put
3
GARDNER DENVER HLDGS INC
17,200$478.3B2.87%Call
4
TALOTALOS ENERGY INC
13,400$355.9B2.13%Call
5
NEXTGEN HEALTHCARE INC
21,000$353.4B2.12%Call
6
ARMOUR RESIDENTIAL REIT INC
14,600$285.1B1.71%Call
7
TAUBMAN CTRS INC
4,000$211.5B1.27%Put
8
OLD REP INTL CORP
9,800$205.0B1.23%Call
9
LOGILOGITECH INTL S A
5,200$204.6B1.23%Call
10
AMEDISYS INC
1,600$197.2B1.18%Call
11
DYCOM INDS INC
3,900$179.2B1.07%Call
12
GNEGENIE ENERGY LTD
18,800$159.8B0.96%Call
13
WEXWEX INC
800$153.6B0.92%Put
14
EAGLE BULK SHIPPING INC
32,600$151.6B0.91%Call
15
MOHMOLINA HEALTHCARE INC
1,000$142.0B0.85%Call
16
TDSTELEPHONE & DATA SYS INC
4,500$138.3B0.83%Put
17
SABRSABRE CORP
6,100$130.5B0.78%Call
18
GENERAL ELECTRIC CO
12,843,600$128.3B0.77%Call
19
BROOKFIELD PROPERTY REIT INC
6,200$127.0B0.76%Call
20
BACBANK AMER CORP
4,396,900$121.3B0.73%Call
21
OUTOUTFRONT MEDIA INC
5,000$117.0B0.70%Call
22
WSRWHITESTONE REIT
9,500$114.2B0.68%Call
23
PKPARK HOTELS RESORTS INC
3,500$108.8B0.65%Call
24
VVVVALVOLINE INC
5,800$107.6B0.65%Call
25
2U INC
1,400$99.2B0.59%Call
26
VIACOM INC NEW
3,000$97.3B0.58%Call
27
EQREQUITY RESIDENTIAL
1,000$75.3B0.45%Put
28
CELGENE CORP
781,600$73.7B0.44%Call
29
DISNEY WALT CO
658,700$73.1B0.44%Put
30
REGENCY CTRS CORP
1,000$67.5B0.40%Put
31
LOGILOGITECH INTL S A
1,600$62.9B0.38%Put
32
MUMICRON TECHNOLOGY INC
1,519,200$62.8B0.38%Call
33
CELGENE CORP
651,800$61.5B0.37%Put
34
JD COM INC
1,992,800$60.1B0.36%Call
35
VMWARE INC
329,600$59.5B0.36%Put
36
FACEBOOK INC
354,900$59.2B0.35%Call
37
BABOEING CO
152,800$58.3B0.35%Put
38
GENERAL ELECTRIC CO
5,823,500$58.2B0.35%Put
39
TMETENCENT MUSIC ENTMT GROUP
3,212,000$58.1B0.35%Call
40
STZCONSTELLATION BRANDS INC
328,600$57.6B0.35%Call
41
DISNEY WALT CO
512,300$56.9B0.34%Call
42
TSLATESLA INC
194,700$54.5B0.33%Put
43
NAM TAI PPTY INC
5,500$54.2B0.32%Put
44
BMYBRISTOL MYERS SQUIBB CO
1,112,300$53.1B0.32%Put
45
FIAT CHRYSLER AUTOMOBILES N
3,131,800$46.5B0.28%Put
46
CARDIOVASCULAR SYS INC DEL
1,200$46.4B0.28%Call
47
VANECK VECTORS ETF TR
2,024,800$45.4B0.27%Call
48
BANCORPSOUTH BK TUPELO MISS
1,600$45.2B0.27%Put
49
PCGPG&E CORP
2,516,400$44.8B0.27%Put
50
FXYINVESCO CURNCYSHS JAPANESE Y
500$43.1B0.26%Call
51
FIAT CHRYSLER AUTOMOBILES N
2,883,400$42.8B0.26%Call
52
NIO INC
8,358,200$42.6B0.26%Call
53
EAELECTRONIC ARTS INC
418,800$42.6B0.26%Call
54
WCCWESCO INTL INC
800$42.4B0.25%Call
55
FORTERRA INC
10,000$42.2B0.25%Call
56
HOSPITALITY PPTYS TR
1,600$42.1B0.25%Call
57
BMYBRISTOL MYERS SQUIBB CO
844,100$40.3B0.24%Call
58
INTERNATIONAL BUSINESS MACHS
269,500$38.0B0.23%Call
59
AMDADVANCED MICRO DEVICES INC
1,457,200$37.2B0.22%Call
60
AGREE REALTY CORP
500$34.7B0.21%Call
61
CALADRIUS BIOSCIENCES INC
9,500$34.4B0.21%Put
62
KINDRED BIOSCIENCES INC
3,700$33.9B0.20%Call
63
METAFACEBOOK INC
203,400$33.9B0.20%Put
64
XOMEXXON MOBIL CORP
416,600$33.7B0.20%Call
65
BANDBANDWIDTH INC
500$33.5B0.20%Call
66
AMERICAN AIRLS GROUP INC
1,052,400$33.4B0.20%Call
67
SRPTSAREPTA THERAPEUTICS INC
277,900$33.1B0.20%Call
68
INTERCEPT PHARMACEUTICALS IN
290,200$32.5B0.19%Put
69
QCOMQUALCOMM INC
553,100$31.5B0.19%Call
70
QCOMQUALCOMM INC
550,500$31.4B0.19%Put
71
CGCCANOPY GROWTH CORP
723,000$31.4B0.19%Call
72
BACBANK AMER CORP
1,126,000$31.1B0.19%Put
73
KHCKRAFT HEINZ CO
949,900$31.0B0.19%Put
74
UPBDRENT A CTR INC NEW
1,463,400$30.5B0.18%Put
75
MUMICRON TECHNOLOGY INC
737,500$30.5B0.18%Put
76
FXAINVESCO CURNCYSHS CDN DLR TR
400$29.5B0.18%Call
77
HHYATT HOTELS CORP
400$29.0B0.17%Call
78
TMETENCENT MUSIC ENTMT GROUP
1,599,100$28.9B0.17%Put
79
EAELECTRONIC ARTS INC
284,500$28.9B0.17%Put
80
NXPINXP SEMICONDUCTORS N V
327,100$28.9B0.17%Put
81
ENTGENTEGRIS INC
800$28.6B0.17%Call
82
KHCKRAFT HEINZ CO
859,500$28.1B0.17%Call
83
ALLERGAN PLC
190,200$27.8B0.17%Put
84
ELANELANCO ANIMAL HEALTH INC
863,900$27.7B0.17%Put
85
PAPA JOHNS INTL INC
521,100$27.6B0.17%Call
86
MOBILEIRON INC
5,000$27.4B0.16%Put
87
DBDEUTSCHE BANK AG
3,269,700$26.6B0.16%Put
88
ERIIENERGY RECOVERY INC
3,000$26.2B0.16%Put
89
EXASEXACT SCIENCES CORP
294,700$25.5B0.15%Put
90
NAVIGANT CONSULTING INC
1,300$25.3B0.15%Call
91
PDDPINDUODUO INC
1,014,200$25.2B0.15%Put
92
RIORIO TINTO PLC
423,200$24.9B0.15%Call
93
CHINA XD PLASTICS CO LTD
10,000$24.4B0.15%Call
94
CCITIGROUP INC
384,300$23.9B0.14%Call
95
LLYLILLY ELI & CO
182,900$23.7B0.14%Call
96
LILALIBERTY LATIN AMERICA LTD
1,200$23.2B0.14%Call
97
BIIBBIOGEN INC
97,400$23.0B0.14%Call
98
ENTERPRISE PRODS PARTNERS L
790,400$23.0B0.14%Call
99
AURORA CANNABIS INC
2,533,900$23.0B0.14%Call
100
HUMHUMANA INC
85,400$22.7B0.14%Call
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