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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 (2015Q3)
Portfolio Summary: 6,775 holdings with a total value of $1,364,151,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 FEDEX CORP 1,400 2,478,000 0.18% Put
102 UNITED STATES 167,748 2,462,000 0.18%
103 F5 NETWORKS INC 20,693 2,396,000 0.18%
104 CELGENE CORP 4,007 2,390,000 0.18% Call
105 LAS VEGAS SANDS CORP 2,051 2,345,000 0.17% Put
106 POWERSHARES QQQ TRUST 10,752 2,311,000 0.17% Call
107 CHICAGO BRIDGE & IRON CO N V 940 2,297,000 0.17% Put
108 STARWOOD HOTELS & RESORTS WLDWDE ORD 34,144 2,269,000 0.17%
109 YAHOO INC 3,430 2,265,000 0.17% Put
110 MICRON TECHNOLOGY INC 4,341 2,252,000 0.17% Put
111 ZOETIS INC 54,312 2,236,000 0.16%
112 KEURIG GREEN MTN INC 1,095 2,226,000 0.16% Put
113 BP PLC 72,329 2,210,000 0.16%
114 MALLINCKRODT PUB LTD CO SHS 34,323 2,194,000 0.16%
115 VISA INC 31,371 2,185,000 0.16%
116 INTERNATIONAL BUSINESS MACHS 1,986 2,179,000 0.16% Put
117 WYNN RESORTS LTD 40,491 2,150,000 0.16%
118 SKYWORKS SOLUTIONS INC 25,436 2,141,000 0.16%
119 SALESFORCE COM INC CALL 2,286 2,130,000 0.16% Call
120 PANERA BREAD CO 11,009 2,129,000 0.16%
121 FIREEYE INC 2,104 2,122,000 0.16% Put
122 PROSHARES TR 48,950 2,122,000 0.16%
123 AMGEN INC 1,706 2,103,000 0.15% Put
124 SPDR GOLD TR 19,434 2,076,000 0.15%
125 FIREEYE INC 65,230 2,075,000 0.15%
126 MYLAN N V 51,227 2,062,000 0.15%
127 Hewlett Packard Co 79,541 2,037,000 0.15%
128 AUTODESK 46,096 2,034,000 0.15%
129 Bank of America Corporation Put Opt 01/17 15.0 3,700 1,988,000 0.15% Put
130 MERCK & CO INC 40,197 1,985,000 0.15%
131 QIHOO 360 TECHNOLOGY CO LTD 41,213 1,971,000 0.14%
132 SOLARCITY CORP 2,668 1,931,000 0.14% Put
133 TRANSOCEAN LTD 3,111 1,866,000 0.14% Put
134 DEALERTRACK TECHNOLOGIES INC 29,426 1,858,000 0.14%
135 TWITTER INC 68,503 1,845,000 0.14%
136 NIKE INC 1,808 1,842,000 0.14% Call
137 BOEING CO 4,893 1,836,000 0.13% Put
138 MCKESSON CORP 9,911 1,833,000 0.13%
139 LINKEDIN CORP 1,608 1,832,000 0.13% Put
140 BLACKSTONE GROUP L P 57,588 1,823,000 0.13%
141 INTEGRATED SILICON SOLUTION 84,470 1,815,000 0.13%
142 MARKET VECTORS ETF TR 10,934 1,803,000 0.13% Put
143 DOW CHEM CO 41,826 1,773,000 0.13%
144 KROGER CO 48,824 1,761,000 0.13%
145 GOPRO INC COM CL A 55,523 1,733,000 0.13%
146 MALLINCKRODT PUB LTD CO 765 1,716,000 0.13% Put
147 REGENERON PHARMACEUTICALS INC 410 1,694,000 0.12% Put
148 JOHNSON & JOHNSON 3,369 1,660,000 0.12% Put
149 DIREXION SHS ETF TR 4,594 1,636,000 0.12% Put
150 GILEAD SCIENCES INC 6,474 1,625,000 0.12% Call
Page 3 of 136

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001488542-15-000012, filed 2015.10.08).

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.