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Institutional Investment Manager
DRW Securities, LLC
DRW Securities, LLC (CIK: 0001481986) incorporated in Illinois, located at 540 West Madison Street, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q2)
Portfolio Summary: 109 holdings with a total value of $920,679,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 ATMEL CORP 67,800 668,000 0.07% Call
52 PRUDENTIAL SHT DURATION HG YLD 42,452 657,000 0.07%
53 STANDARD PAC CORP 73,600 656,000 0.07% Call
54 MARTHA STEWART LIVING OMNIME 103,700 647,000 0.07% Call
55 CONTROL4 CORP 72,200 642,000 0.07%
56 CENOVUS ENERGY INC 40,100 642,000 0.07% Call
57 ALIGN TECHNOLOGY INC 10,150 637,000 0.07%
58 CAPITAL ONE FINL CORP 7,200 633,000 0.07% Call
59 ISHARES TR 5,462 594,000 0.06%
60 ARES DYNAMIC CR ALLOCATION F 38,629 592,000 0.06%
61 PROSHARES TR 10,550 578,000 0.06%
62 ADAMAS PHARMACEUTICALS INC 21,800 572,000 0.06%
63 ARM Holdings plc 11,100 547,000 0.06%
64 ISHARES 7-10 YEAR TREASURY BOND ETF 5,024 528,000 0.06%
65 COMPUTER SCIENCE 7,900 519,000 0.06% Put
66 BioDelivery Sciences International Inc 65,000 517,000 0.06%
67 PROSHARES ULTRA 20 YEAR TREASURY 7,397 516,000 0.06%
68 POTASH CORP SASK INC 16,500 511,000 0.06% Call
69 CTI BIOPHARMA CORP 250,000 488,000 0.05%
70 ZOETIS INC 9,900 477,000 0.05% Call
71 VANGUARD SCOTTSDALE FDS 7,713 471,000 0.05%
72 BROOKFIELD GLOBL LISTED INFR 27,551 456,000 0.05%
73 LIVEPERSON INC 43,800 430,000 0.05%
74 KLX INC COM 9,332 412,000 0.04%
75 Lantronix Inc 223,000 368,000 0.04%
76 DOUBLELINE INCOME SOLUTIONS 18,635 368,000 0.04%
77 ISHARES TR 3,167 366,000 0.04%
78 NUMEREX CORP PA 42,000 359,000 0.04%
79 SEQUENOM INC 116,900 355,000 0.04%
80 CIENA CORP COM NEW 15,000 355,000 0.04% Call
81 SEQUENOM INC 116,900 355,000 0.04% Put
82 OWENS-ILLINOIS, INC. 15,029 345,000 0.04%
83 PROSHARES TR 13,913 341,000 0.04%
84 Orexigen Therapeutics, Inc. 66,100 327,000 0.04%
85 Former Charter Communication (Del 5/18/2016) 1,900 325,000 0.04% Call
86 PARATEK PHARMACEUTICALS INC 11,512 297,000 0.03%
87 NETWORK 1 TECHNOLOGIES INC 165,100 282,000 0.03%
88 ISHARES TR 2,655 280,000 0.03%
89 FIRST TR HIGH INCOME L/S FD 17,123 268,000 0.03%
90 NUVEEN PREM INCOME MUN FD 19,900 261,000 0.03%
91 DIGI INTL INC COM 25,500 244,000 0.03%
92 ICAD INC 72,156 234,000 0.03%
93 Eaton Vance Mun Bd Fund Common 19,070 232,000 0.03%
94 NIKE INC 2,143 231,000 0.03%
95 Cynosure Inc 6,000 231,000 0.03%
96 ECHELON CORP 265,000 212,000 0.02%
97 Jive Software Inc 40,000 210,000 0.02% Call
98 QUALYS INC 5,100 206,000 0.02%
99 BOEING CO 2,500 206,000 0.02% Put
100 BOEING CO 2,500 206,000 0.02% Call
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Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001481986-15-000006, filed 2015.08.14).

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.