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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 (2015Q4)
Portfolio Summary: 265 holdings with a total value of $83,322,000.
#
Name
Shares
Value ($)
%
Options
Notes
201 HARRIS & HARRIS GROUP INC 11,073 24,000 0.03%
202 VIVUS INC 22,353 23,000 0.03%
203 TearLab Corp. 16,469 23,000 0.03%
204 Support.Com Inc 21,725 22,000 0.03%
205 MFC BANCORP LTD 10,681 21,000 0.03%
206 ARCH COAL INC 20,321 20,000 0.02%
207 Navidea Biopharm Inc 15,042 20,000 0.02%
208 PEREGRINE PHARMACEUTICALS IN 16,191 19,000 0.02%
209 GOL LINHAS AEREAS INTELIGENTES SA 31,025 18,000 0.02%
210 CLIFFS NAT RES INC 11,210 18,000 0.02%
211 CHANTICLEER HLDGS INC 16,121 16,000 0.02%
212 PALATIN TECHNOLOGIES INC COM 24,799 16,000 0.02%
213 ON TRACK INNOVATION LTD 36,347 16,000 0.02%
214 SYNTHESIS ENERGY SYS INC 16,389 16,000 0.02%
215 ATHERSYS INC NEW 14,797 15,000 0.02%
216 Smith Micro Software 18,575 14,000 0.02%
217 REXAHN PHARMACEUTICALS INC 36,129 13,000 0.02%
218 ONE HORIZON GROUP INC 11,066 13,000 0.02%
219 OncoGenex Pharmaceuticals Inc 10,955 13,000 0.02%
220 OI S.A. 20,441 12,000 0.01%
221 KU6 MEDIA CO LTD 13,623 12,000 0.01%
222 Energy XXI LTD 11,671 12,000 0.01%
223 REVOLUTION LIGHTING TECHNOLO COM 13,731 11,000 0.01%
224 UNILIFE CORP 21,412 11,000 0.01%
225 TRIANGLE PETE CORP 14,830 11,000 0.01%
226 Sunesis Pharmaceuticals I 12,088 11,000 0.01%
227 URANIUM ENERGY CORP 10,342 11,000 0.01%
228 * SANDRIDGE ENERGY INC COM 52,968 11,000 0.01%
229 QUALSTAR CORP 14,588 11,000 0.01%
230 LEAPFROG ENTERPRISES INC 13,975 10,000 0.01%
231 NANOSPHERE INC 15,869 10,000 0.01%
232 EMPRESAS ICA S A DE CV 12,814 10,000 0.01%
233 MAST THERAPEUTICS INC COM 23,411 10,000 0.01%
234 BIODEL INC 30,375 10,000 0.01%
235 THT HEAT TRANSFER TECHNOLOGY 19,913 9,000 0.01%
236 SAFE BULKERS INC 10,974 9,000 0.01%
237 ENSYNC INC 20,520 8,000 0.01%
238 INTERPACE DIAGNOSTICS GROUP 12,551 6,000 0.01%
239 DENISON MINES CORP 12,591 6,000 0.01%
240 Enservco Corp 11,112 6,000 0.01%
241 Anadigics Inc 10,000 6,000 0.01%
242 ELEPHANT TALK COMM CORP 21,141 6,000 0.01%
243 ALPHATEC HOLDINGS INC 19,306 6,000 0.01%
244 DRYSHIPS INC 35,158 6,000 0.01%
245 Penn Virginia Corp 16,812 5,000 0.01%
246 PetroQuest Energy 10,811 5,000 0.01%
247 SUPERCONDUCTOR TECHNOLOGIES 25,192 5,000 0.01%
248 TIMMINS GOLD CORP 33,038 5,000 0.01%
249 NET ELEMENT INC COM 25,488 5,000 0.01%
250 RARE ELEMENT RES LTD 30,906 5,000 0.01%
Page 5 of 6

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0000919574-16-011112, filed 2016.02.16).

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.