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Institutional Investment Manager
SIMPLEX TRADING, LLC
SIMPLEX TRADING, LLC (CIK: 0001488542) incorporated in Delaware, located at 230 S. Lasalle Street, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q4)
Portfolio Summary: 6,918 holdings with a total value of $1,673,775,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 PROSHARES ULTRPRO S&P500 ETF 36,010 2,944,000 0.18%
102 BAIDU INC 17,427 2,865,000 0.17%
103 BANC OF CALIFORNIA INC COM 162,983 2,827,000 0.17%
104 SELECT SECTOR SPDR TR 34,548 2,812,000 0.17%
105 AETNA INC NEW 22,673 2,811,000 0.17%
106 VANECK VECTORS ETF TR 26,835 2,739,000 0.16% Call
107 TEVA PHARMACEUTICAL INDS LTD 74,561 2,702,000 0.16%
108 ALIBABA GROUP HLDG LTD 10,140 2,666,000 0.16% Call
109 Micron Technology Inc Call Opt 07/17 23.0 5,443 2,629,000 0.16% Call
110 NEXTERA ENERGY INC 21,943 2,621,000 0.16%
111 ISHARES TR 33,870 2,605,000 0.16%
112 Call INTC $40.0 Exp Aug 18, 2017 6,898 2,604,000 0.16% Call
113 NVIDIA CORPORATION 24,249 2,588,000 0.15%
114 REGENERON PHARMACEUTICALS 7,033 2,581,000 0.15%
115 POWERSHARES QQQ TRUST 14,352 2,573,000 0.15% Put
116 CHARTER COMMUNICATIONS INC N 897 2,557,000 0.15% Call
117 SELECT SECTOR SPDR TR 109,981 2,557,000 0.15%
118 CHINA MOBILE LIMITED 48,009 2,517,000 0.15%
119 NETFLIX INC 9,839 2,503,000 0.15% Put
120 ANTHEM INC 17,139 2,464,000 0.15%
121 TWITTER INC 7,312 2,363,000 0.14% Put
122 T MOBILE US INC 41,044 2,360,000 0.14%
123 ENERGY TRANSFER L P 120,418 2,325,000 0.14%
124 PROSHARES TR ULTRAPRO QQQ 18,252 2,322,000 0.14%
125 SELECT SECTOR SPDR TR 31,342 2,320,000 0.14% Put
126 SPDR GOLD TRUST 5,742 2,309,000 0.14% Put
127 BLACKSTONE GROUP L P 84,521 2,284,000 0.14%
128 WILLIAMS COS INC DEL 73,040 2,274,000 0.14%
129 CVR ENERGY INC COM 89,113 2,262,000 0.14%
130 NVIDIA CORP PUT 15,914 2,195,000 0.13% Put
131 CONOCOPHILLIPS 43,426 2,177,000 0.13%
132 ALLERGAN PLC 3,023 2,174,000 0.13% Put
133 SYNAPTICS INC 39,510 2,116,000 0.13%
134 JPMORGAN CHASE & CO 66,708 2,108,000 0.13%
135 PRAXAIR INC 17,953 2,103,000 0.13%
136 EATON CORP PLC 31,355 2,103,000 0.13%
137 ENERGY TRANSFER PRTNRS L P 58,058 2,079,000 0.12%
138 SPDR SERIES TRUST 19,218 2,078,000 0.12% Put
139 ADVANCED MICRO DEVICES INC 7,135 2,057,000 0.12% Call
140 DIREXION SHS ETF TR 15,022 2,043,000 0.12% Call
141 CONOCOPHILLIPS 4,368 2,032,000 0.12% Call
142 WESTERN DIGITAL CORP 29,784 2,023,000 0.12%
143 MICHAEL KORS HLDGS LTD 46,029 1,978,000 0.12%
144 BRITISH AMERN TOB PLC 17,482 1,969,000 0.12%
145 CHENIERE ENERGY INC 47,393 1,963,000 0.12%
146 ISHARES SILVER TR 129,743 1,960,000 0.12%
147 MORGAN STANLEY 5,055 1,958,000 0.12% Call
148 WISDOMTREE TR 33,889 1,945,000 0.12%
149 BARCLAYS BK PLC 13,233 1,921,000 0.11% Call
150 DIREXION SHS ETF TR 17,689 1,905,000 0.11%
Page 3 of 139

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001488542-17-000001, filed 2017.01.11).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.