GROUP ONE TRADING LLC Q4 2019 Filing

Filed February 10, 2020

Portfolio Value

$14.7T

Holdings

5,086

Report Date

Q4 2019

Filing Type

13F-HR

All Holdings (5,086 positions)

#StockSharesValue% PortfolioType
101
DOXAMDOCS LTD
12,300$888.0M0.01%Call
102
FOSLFOSSIL GROUP INC
112,600$887.0M0.01%Put
103
HPHELMERICH & PAYNE INC
19,500$886.0M0.01%Put
104
GDOTGREEN DOT CORP
38,000$885.0M0.01%Call
105
DBDEURDIEBOLD NXDF INC
83,669$884.0M0.01%
106
SUMMIT MATLS INC
36,900$882.0M0.01%Call
107
SPECTRUM PHARMACEUTICALS INC
241,900$881.0M0.01%Put
108
TEN1TENNECO INC
67,213$880.0M0.01%
109
OCOWENS CORNING NEW
13,500$879.0M0.01%Call
110
AMBAAMBARELLA INC
14,500$878.0M0.01%Put
111
K12 INC
43,143$878.0M0.01%
112
UGIUGI CORP NEW
19,387$876.0M0.01%
113
TWLOTWILIO INC
8,899$875.0M0.01%
114
CHRSCOHERUS BIOSCIENCES INC
48,500$873.0M0.01%Put
115
BOXBOX INC
51,900$871.0M0.01%Put
116
SINCLAIR BROADCAST GROUP INC
26,100$870.0M0.01%Put
117
ATLAS AIR WORLDWIDE HLDGS IN
31,500$868.0M0.01%Put
118
LLYLILLY ELI & CO
6,600$867.0M0.01%Put
119
AMGNAMGEN INC
3,593$866.0M0.01%
120
COLFAX CORP
23,800$866.0M0.01%Put
121
BMIBADGER METER INC
13,300$864.0M0.01%Put
122
CWHCAMPING WORLD HLDGS INC
58,600$864.0M0.01%Put
123
SSTKSHUTTERSTOCK INC
20,100$862.0M0.01%Call
124
GIIIG-III APPAREL GROUP LTD
25,700$861.0M0.01%Call
125
CVMCEL SCI CORP
94,000$860.0M0.01%Put
126
TERTERADYNE INC
12,600$859.0M0.01%Call
127
HGVHILTON GRAND VACATIONS INC
24,973$859.0M0.01%
128
CITIZENS FINL GROUP INC
21,100$857.0M0.01%Call
129
ANGI HOMESERVICES INC
101,100$856.0M0.01%Call
130
SERVUSDSERVICEMASTER GLOBAL HLDGS I
22,143$856.0M0.01%
131
MTCHEURMATCH GROUP INC
10,424$856.0M0.01%
132
ZGZILLOW GROUP INC
18,714$856.0M0.01%
133
AEROJET ROCKETDYNE HLDGS INC
18,700$854.0M0.01%Put
134
NETCLOUDFLARE INC
50,000$853.0M0.01%Put
135
EYENATIONAL VISION HLDGS INC
26,300$853.0M0.01%Put
136
BRITISH AMERN TOB PLC
20,100$853.0M0.01%Call
137
ASGNASGN INC
12,000$852.0M0.01%Call
138
APPFAPPFOLIO INC
7,743$851.0M0.01%
139
CNKCINEMARK HOLDINGS INC
25,100$850.0M0.01%Call
140
VULCAN MATLS CO
5,900$850.0M0.01%Call
141
GPCGENUINE PARTS CO
8,000$850.0M0.01%Call
142
OUTOUTFRONT MEDIA INC
31,700$850.0M0.01%Put
143
FOXAFOX CORP
22,865$848.0M0.01%
144
FORTRESS TRANS INFRST INVS L
43,400$848.0M0.01%Put
145
FUELCELL ENERGY INC
337,800$848.0M0.01%Put
146
STRATASYS LTD
41,900$847.0M0.01%Call
147
SKYWSKYWEST INC
13,100$847.0M0.01%Call
148
SORRENTO THERAPEUTICS INC
250,300$846.0M0.01%Put
149
KODKEASTMAN KODAK CO
181,614$845.0M0.01%
150
LYFTLYFT INC
19,632$845.0M0.01%
151
HWCHANCOCK WHITNEY CORPORATION
19,200$843.0M0.01%Call
152
GATES INDUSTRIAL CORPRATIN P
61,200$842.0M0.01%Call
153
BOTTOMLINE TECH DEL INC
15,700$842.0M0.01%
154
APTVAPTIV PLC
8,864$842.0M0.01%
155
ASSEMBLY BIOSCIENCES INC
41,100$841.0M0.01%Put
156
TENNECO INC
64,200$841.0M0.01%Call
157
YUMCYUM CHINA HLDGS INC
17,500$840.0M0.01%Put
158
EBIX INC
25,100$839.0M0.01%Put
159
PROTEOSTASIS THERAPEUTICS IN
367,800$839.0M0.01%Put
160
BTUPEABODY ENERGY CORP NEW
91,800$837.0M0.01%Put
161
SMTCSEMTECH CORP
15,800$836.0M0.01%Call
162
SINCLAIR BROADCAST GROUP INC
25,000$834.0M0.01%Call
163
CYTKCYTOKINETICS INC
78,500$833.0M0.01%Call
164
PROVENTION BIO INC
55,900$833.0M0.01%Call
165
SONOSONOS INC
53,293$832.0M0.01%
166
FORMFORMFACTOR INC
32,000$831.0M0.01%Put
167
JUNIPER NETWORKS INC
33,700$830.0M0.01%Call
168
VERINT SYS INC
15,000$830.0M0.01%Call
169
SPRAGUE RES LP
49,000$829.0M0.01%Put
170
KGCKINROSS GOLD CORP
174,700$828.0M0.01%Put
171
SPRINT CORPORATION
158,900$828.0M0.01%Call
172
NVSTENVISTA HLDGS CORP
27,900$827.0M0.01%Call
173
MBIMBIA INC
88,800$826.0M0.01%Put
174
REALTHE REALREAL INC
43,700$824.0M0.01%Call
175
RGNXREGENXBIO INC
20,032$821.0M0.01%
176
RPDRAPID7 INC
14,600$818.0M0.01%Call
177
VEREIT INC
88,500$818.0M0.01%Put
178
VNET21VIANET GROUP INC
112,852$818.0M0.01%
179
GOOSEHEAD INS INC
19,300$818.0M0.01%Call
180
CSTMCONSTELLIUM SE
60,668$813.0M0.01%
181
FQIDIGITAL RLTY TR INC
6,763$810.0M0.01%
182
UNUSDUNILEVER N V
14,037$807.0M0.01%
183
QNSTQUINSTREET INC
52,666$806.0M0.01%
184
HOUSREALOGY HLDGS CORP
83,121$805.0M0.01%
185
RGENREPLIGEN CORP
8,700$805.0M0.01%Call
186
AMERICAN AXLE & MFG HLDGS IN
74,700$804.0M0.01%Call
187
BAXBAXTER INTL INC
9,600$803.0M0.01%Put
188
TENBTENABLE HLDGS INC
33,500$803.0M0.01%Call
189
SASEABRIDGE GOLD INC
58,100$803.0M0.01%Put
190
THOR INDS INC
10,800$802.0M0.01%Put
191
SMILEDIRECTCLUB INC
91,600$801.0M0.01%Put
192
SSS1EURLIFE STORAGE INC
7,389$800.0M0.01%
193
TRITON INTL LTD
19,900$800.0M0.01%Put
194
PLNTPLANET FITNESS INC
10,700$799.0M0.01%Call
195
RMBSRAMBUS INC DEL
58,000$799.0M0.01%Call
196
STATE STR CORP
10,100$799.0M0.01%Put
197
BRITISH AMERN TOB PLC
18,800$798.0M0.01%Put
198
TATA MTRS LTD
61,700$798.0M0.01%Call
199
MACQUARIE INFRASTRUCTURE COR
18,600$797.0M0.01%Put
200
CANADIAN NATL RY CO
8,800$796.0M0.01%Call
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