GROUP ONE TRADING LLC Q2 2021 Filing

Filed August 10, 2021

Portfolio Value

$82.9B

Holdings

8,103

Report Date

Q2 2021

Filing Type

13F-HR

All Holdings (8,103 positions)

#StockSharesValue% PortfolioType
101
WPMWHEATON PRECIOUS METALS CORP
20,925$922.0M1.11%
102
AGIOAGIOS PHARMACEUTICALS INC
16,700$920.0M1.11%Put
103
ENZBENZO BIOCHEM INC
290,355$920.0M1.11%
104
NNNNATIONAL RETAIL PROPERTIES I
19,600$919.0M1.11%Call
105
ARRYARRAY TECHNOLOGIES INC
58,908$919.0M1.11%
106
AVALONBAY CMNTYS INC
4,400$918.0M1.11%Put
107
CRONCRONOS GROUP INC
106,629$917.0M1.11%
108
PKPARK HOTELS & RESORTS INC
44,500$917.0M1.11%Put
109
ARLPALLIANCE RESOURCE PARTNERS L
127,113$916.0M1.10%
110
HASIHANNON ARMSTRONG SUST INFR C
16,300$915.0M1.10%Call
111
WINGWINGSTOP INC
5,800$914.0M1.10%Call
112
GLNGGOLAR LNG LTD
68,939$913.0M1.10%
113
SOHUSOHU COM LTD
49,007$912.0M1.10%
114
SRESEMPRA ENERGY
6,870$910.0M1.10%
115
VONAGE HLDGS CORP
63,100$909.0M1.10%Put
116
NAVNAVISTAR INTL CORP NEW
20,402$908.0M1.10%
117
SUNWORKS INC
86,200$906.0M1.09%Call
118
ORGANIGRAM HLDGS INC
316,502$905.0M1.09%
119
RENEWABLE ENERGY GROUP INC
14,500$904.0M1.09%Put
120
ARGXARGENX SE
3,000$903.0M1.09%Put
121
MTLSMATERIALISE NV
37,500$903.0M1.09%Put
122
AMPIO PHARMACEUTICALS INC
540,500$903.0M1.09%Call
123
MHLAMAIDEN HOLDINGS LTD
267,600$902.0M1.09%Call
124
GMABGENMAB A/S
22,100$902.0M1.09%Call
125
VSTOEURVISTA OUTDOOR INC
19,474$901.0M1.09%
126
SERVICE CORP INTL
16,800$900.0M1.09%Put
127
CYRUSONE INC
12,579$900.0M1.09%
128
NRPNATURAL RESOURCE PARTNERS L
42,400$899.0M1.08%Put
129
OUTOUTFRONT MEDIA INC
37,400$899.0M1.08%Put
130
AZOAUTOZONE INC
602$898.0M1.08%
131
FXEINVESCO CURRENCYSHARES EURO
8,100$898.0M1.08%Put
132
CDNACAREDX INC
9,800$897.0M1.08%Call
133
WASHINGTON PRIME GROUP NEW
413,000$896.0M1.08%Put
134
LINDLINDBLAD EXPEDITIONS HLDGS I
55,900$895.0M1.08%Call
135
TEEKAY TANKERS LTD
62,100$895.0M1.08%Put
136
OZKBANK OZK
21,200$894.0M1.08%Call
137
FTITECHNIPFMC PLC
98,800$894.0M1.08%Call
138
WELBILT INC
38,600$894.0M1.08%Put
139
MEOHMETHANEX CORP
27,000$893.0M1.08%Call
140
CANCANAAN INC
109,591$893.0M1.08%
141
HTGCHERCULES CAPITAL INC
52,200$891.0M1.07%Call
142
CHURCHILL CAPITAL CORP V
88,400$890.0M1.07%Call
143
CDLXCARDLYTICS INC
7,000$889.0M1.07%Call
144
MXMAGNACHIP SEMICONDUCTOR CORP
37,200$888.0M1.07%Call
145
RVPRETRACTABLE TECHNOLOGIES INC
76,792$888.0M1.07%
146
STKLSUNOPTA INC
72,500$887.0M1.07%Put
147
ALXNALEXION PHARMACEUTICALS INC
4,828$887.0M1.07%
148
QQQINVESCO QQQ TR
2,500$886.0M1.07%Put
149
NEW RELIC INC
13,200$884.0M1.07%Put
150
COREPOINT LODGING INC
82,534$883.0M1.07%
151
PARTY CITY HOLDCO INC
94,400$881.0M1.06%Put
152
FIVNFIVE9 INC
4,800$880.0M1.06%Put
153
TCE2CELLDEX THERAPEUTICS INC NEW
26,283$879.0M1.06%
154
CALXCALIX INC
18,500$879.0M1.06%Call
155
PIERIS PHARMACEUTICALS INC
229,200$878.0M1.06%Call
156
ICHRICHOR HOLDINGS
16,300$877.0M1.06%Put
157
CUTREURCUTERA INC
17,897$877.0M1.06%
158
22ND CENTY GROUP INC
188,900$875.0M1.06%Put
159
CORNERSTONE BLDG BRANDS INC
48,100$874.0M1.05%Put
160
ENTGENTEGRIS INC
7,100$873.0M1.05%Put
161
MPTMEDICAL PPTYS TRUST INC
43,260$870.0M1.05%
162
WESWESTERN MIDSTREAM PARTNERS L
40,600$870.0M1.05%Put
163
MGM GROWTH PPTYS LLC
23,700$868.0M1.05%Put
164
OLEDUNIVERSAL DISPLAY CORP
3,900$867.0M1.05%Put
165
ILPTINDUSTRIAL LOGISTICS PPTYS T
33,100$865.0M1.04%Call
166
HPHELMERICH & PAYNE INC
26,500$865.0M1.04%Put
167
PENN VA CORP
36,600$864.0M1.04%Call
168
BOXBOX INC
33,800$864.0M1.04%Put
169
EPR PPTYS
16,400$864.0M1.04%Put
170
1LIFE HEALTHCARE INC
26,100$863.0M1.04%Put
171
CO-DIAGNOSTICS INC
104,600$863.0M1.04%Put
172
INTRA-CELLULAR THERAPIES INC
21,100$861.0M1.04%Put
173
PLANTRONICS INC NEW
20,600$860.0M1.04%Call
174
FROGJFROG LTD
18,900$860.0M1.04%Call
175
EXTREXTREME NETWORKS INC
76,900$858.0M1.03%Put
176
COMSTOCK RES INC
128,500$857.0M1.03%Put
177
SYNASYNAPTICS INC
5,500$856.0M1.03%Call
178
BTBTBIT DIGITAL INC
124,800$854.0M1.03%Call
179
GREENPOWER MTR CO INC
43,500$854.0M1.03%Call
180
SWXSOUTHWEST GAS HLDGS INC
12,900$854.0M1.03%Call
181
VIEWRAY INC
129,300$853.0M1.03%Call
182
STKLSUNOPTA INC
69,700$853.0M1.03%Call
183
EVOFEM BIOSCIENCES INC
752,700$851.0M1.03%Call
184
LXLEXINFINTECH HLDGS LTD
69,500$851.0M1.03%Call
185
0J7QIAC INTERACTIVECORP NEW
5,523$851.0M1.03%
186
OMCOMNICOM GROUP INC
10,632$850.0M1.03%
187
ALLKGUSDALLAKOS INC
9,951$850.0M1.03%
188
AMERICAN WTR WKS CO INC NEW
5,500$848.0M1.02%Call
189
NIUNIU TECHNOLOGIES
25,900$846.0M1.02%Call
190
XPERI HOLDING CORP
38,000$845.0M1.02%Call
191
GIIIG III APPAREL GROUP LTD
25,700$845.0M1.02%Call
192
MODINE MFG CO
50,900$844.0M1.02%Call
193
PNCPNC FINL SVCS GROUP INC
4,419$843.0M1.02%
194
GERNGERON CORP
597,500$842.0M1.02%Call
195
COWEN INC
20,500$842.0M1.02%Call
196
MID-AMER APT CMNTYS INC
5,000$842.0M1.02%Call
197
COHUCOHU INC
22,900$842.0M1.02%Put
198
EXKENDEAVOUR SILVER CORP
137,200$840.0M1.01%Put
199
MCEWEN MNG INC
608,579$840.0M1.01%
200
REZIRESIDEO TECHNOLOGIES INC
28,000$840.0M1.01%Put
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