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Institutional Investment Manager
TWO SIGMA SECURITIES, LLC
TWO SIGMA SECURITIES, LLC (CIK: 0001450144) incorporated in Delaware, located at 100 Avenue Of The Americas, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q4)
Portfolio Summary: 695 holdings with a total value of $299,120,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 CTI BIOPHARMA 60,419 24,000 0.01%
52 APTOSE BIOSCIENCES INC 17,000 24,000 0.01%
53 ALIMERA SCIENCES INC 23,191 25,000 0.01%
54 MAST THERAPEUTICS INC COM 297,739 26,000 0.01%
55 IDERA PHARMACEUTICALS INCORPORATED COM NEW 18,019 27,000 0.01%
56 GIGPEAK INC 10,648 27,000 0.01%
57 ATHERSYS INC NEW 17,420 27,000 0.01%
58 CAMBER ENERGY INC COM 21,761 27,000 0.01%
59 EXCO RESOURCES INC 30,518 27,000 0.01%
60 DIANA CONTAINERSHIPS INC 10,075 28,000 0.01%
61 BALLARD PWR SYS INC NEW 17,367 29,000 0.01%
62 IMMUNE PHARMACEUTICALS INC 158,998 29,000 0.01%
63 PIXELWORKS INC 10,294 29,000 0.01%
64 DRAGONWAVE INC 11,325 29,000 0.01%
65 CREDIT SUISSE HIGH YIELD BD 11,298 30,000 0.01%
66 ACTINIUM PHARMACEUTICALS INC 33,986 30,000 0.01%
67 ASANKO GOLD INC 10,117 31,000 0.01%
68 DATARAM CORP 14,909 33,000 0.01%
69 REAL GOODS SOLAR INC 139,055 33,000 0.01%
70 APPROACH RESOURCES INC 10,091 34,000 0.01%
71 Teekay Tankers LTD 15,067 34,000 0.01%
72 TOP SHIPS INC 15,183 34,000 0.01%
73 RIGEL PHARMACEUTICAL INC 14,697 35,000 0.01%
74 SUNSHINE HEART INC 98,930 35,000 0.01%
75 COMPANHIA ENERGETICA DE MINA 15,998 36,000 0.01%
76 EUROSEAS LTD 22,108 37,000 0.01%
77 DENBURY RESOURCES INC 10,081 37,000 0.01%
78 GREAT PANTHER SILVER LTD 22,611 38,000 0.01%
79 SYNACOR INC COM 12,194 38,000 0.01%
80 OHR PHARMACEUTICAL INC 25,145 38,000 0.01%
81 RAND LOGISTICS INC 48,455 40,000 0.01%
82 HARMONY GOLD MINING CO LTD 18,006 40,000 0.01%
83 OREXIGEN THERAPEUTICS INC 22,934 40,000 0.01%
84 PHASERX INC 25,708 40,000 0.01%
85 PLANET PAYMENT INC 10,016 41,000 0.01%
86 RTI SURGICAL HOLDINGS INC COM 12,528 41,000 0.01%
87 NAVIOS MARITIME ACQUIS CORP SHS 25,747 44,000 0.01%
88 TERRAVIA HLDGS INC COM 38,464 44,000 0.01%
89 PLUG POWER INC 36,324 44,000 0.01%
90 FUELCELL ENERGY INC 25,833 45,000 0.02%
91 HILL INTERNATIONAL INC 10,456 45,000 0.02%
92 CREDIT SUISSE ASSET MGMT INC 14,688 46,000 0.02%
93 ACELRX PHARMACEUTICALS INC 17,517 46,000 0.02%
94 BIODELIVERY SCIENCES INTL IN 27,884 49,000 0.02%
95 VIMPELCOM LTD 12,612 49,000 0.02%
96 Arena Pharmaceuticals, Inc 35,160 50,000 0.02%
97 GLOBALSTAR INC 33,019 52,000 0.02%
98 YUME INC 14,555 52,000 0.02%
99 AMARIN CORP PLC 17,320 53,000 0.02%
100 GENETIC TECHNOLOGIES LTD 49,007 53,000 0.02%
Page 2 of 14

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0000919574-17-001921, filed 2017.02.14).

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.