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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 (2015Q2)
Portfolio Summary: 6,441 holdings with a total value of $1,193,257,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 BIOGEN INC 1,219 1,952,000 0.16% Put
102 CTRIP COM INTL LTD 26,846 1,949,000 0.16%
103 CHICAGO BRIDGE & IRON CO N V 1,859 1,938,000 0.16% Put
104 SPDR SERIES TRUST 5,407 1,877,000 0.16% Put
105 BROADCOM CORP CL A 36,202 1,864,000 0.16%
106 MASTERCARD INCORPORATED 19,902 1,860,000 0.16%
107 INTERNATIONAL BUSINESS MACHS 2,930 1,852,000 0.16% Put
108 ABBVIE INC 27,351 1,837,000 0.15%
109 WHITEWAVE FOODS CO 37,015 1,809,000 0.15%
110 AMBARELLA INC 1,230 1,795,000 0.15% Call
111 WHIRLPOOL CORP 10,300 1,782,000 0.15%
112 INFORMATICA CORP 36,782 1,782,000 0.15%
113 DIREXION SHS ETF TR 4,312 1,780,000 0.15% Put
114 PIONEER NAT RES CO 12,719 1,763,000 0.15%
115 CONSTELLATION BRANDS INC 15,131 1,755,000 0.15%
116 ANADARKO PETE CORP 22,185 1,731,000 0.15%
117 AMERICAN AIRLS GROUP INC 2,988 1,721,000 0.14% Put
118 NETEASE INC 11,814 1,711,000 0.14%
119 VIACOM INC NEW 26,366 1,704,000 0.14%
120 TRANSOCEAN LTD 2,830 1,698,000 0.14% Put
121 KEURIG GREEN MTN INC 738 1,690,000 0.14% Put
122 SELECT SECTOR SPDR TR 22,668 1,686,000 0.14%
123 MOSAIC CO NEW 35,956 1,684,000 0.14%
124 VMWARE INC 19,586 1,679,000 0.14%
125 3M CO 10,820 1,669,000 0.14%
126 DIREXION SHS ETF TR 2,956 1,661,000 0.14% Put
127 CHEVRON CORP NEW 17,082 1,647,000 0.14%
128 ROYAL DUTCH SHELL PLC 28,379 1,627,000 0.14%
129 PROSHARES TR 1,514 1,622,000 0.14% Put
130 BERKSHIRE HATHAWAY INC DEL 1,370 1,615,000 0.14% Call
131 TEVA PHARMACEUTICAL INDS LTD 27,223 1,608,000 0.13%
132 MOLSON COORS BREWING CO 22,745 1,587,000 0.13%
133 REGENERON PHARMACEUTICALS 3,079 1,570,000 0.13%
134 HOSPIRA INC. 17,667 1,567,000 0.13%
135 BARCLAYS BK PLC 4,654 1,561,000 0.13% Put
136 CANADIAN PAC RY LTD 9,643 1,545,000 0.13%
137 AETNA INC NEW 1,503 1,543,000 0.13% Call
138 DRESSER-RAND GROUP INC 17,996 1,532,000 0.13%
139 DUKE ENERGY CORP NEW 21,684 1,531,000 0.13%
140 DIAGEO P L C 13,095 1,519,000 0.13%
141 BLUEBIRD BIO INC COM 8,992 1,513,000 0.13%
142 ALIBABA GROUP HLDG LTD 6,745 1,482,000 0.12% Call
143 Market Vectors Semiconductor E 27,016 1,474,000 0.12%
144 GRAINGER W W INC 6,175 1,461,000 0.12%
145 PALO ALTO NETWORKS INC 8,289 1,448,000 0.12%
146 AMBARELLA INC 1,165 1,443,000 0.12% Put
147 WORKDAY INC 18,706 1,428,000 0.12%
148 KEURIG GREEN MTN INC 18,433 1,412,000 0.12%
149 YUM BRANDS INC 15,656 1,410,000 0.12%
150 COCA COLA CO 35,836 1,405,000 0.12%
Page 3 of 129

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001488542-15-000007, filed 2015.07.08).

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.