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Institutional Investment Manager
Magnetar Financial LLC
Magnetar Financial LLC (CIK: 0001352851) incorporated in Delaware, located at 1603 Orrington Ave., Evanston, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q1)
Original 13F HR (0001104659-14-038884) filed in 2014.05.15
#
Name
Shares
Value ($)
%
Options
Notes
51 AGILENT TECHNOLOGIES INC 506,300 28,312 0.62% Call
52 VERIZON COMMUNICATIONS INC 586,906 27,919 0.61%
53 MICRON TECHNOLOGY INC 12,000,000 26,855 0.59% PRN
54 SUNCOR ENERGY INC NEW 750,000 26,206 0.58% Call
55 CITIGROUPINC 500,000 23,800 0.52% Call
56 APPLIED MATLS INC 1,165,400 23,797 0.52%
57 AMERICAN AIRLS GROUP INC 585,300 21,422 0.47% Put
58 ZALE CORP NEW 1,012,700 21,176 0.47% Put
59 ATLAS PIPELINE PARTNERS LP 656,421 21,078 0.46%
60 APPLIED MATLS INC 1,000,000 20,420 0.45% Call
61 Lamar Advertising Co A 400,000 20,396 0.45% Call
62 SPDR S&P 500 ETF TR 100,000 18,704 0.41% Call
63 Equinix Inc New 101,133 18,693 0.41%
64 AMTRUST FINL SVCS INC 12,585,000 18,630 0.41% PRN
65 PHILLIPS 66 237,200 18,279 0.40% Call
66 YAHOO INC 506,300 18,176 0.40% Call
67 HALLIBURTON CO 300,000 17,667 0.39% Call
68 ISHARES NASDAQ BIOTECHNOLOGY ETF 15,000 16,718 0.37% Call
69 ENERGY TRANSFER L P 356,802 16,680 0.37%
70 GENERAL MTRS CO 482,500 16,608 0.37% Call
71 Liberty Media Ser A 123,159 16,101 0.35%
72 LIFE STORAGE INC 1,444,148 15,987 0.35%
73 ENBRIDGE ENERGY PARTNERS L P 522,700 14,327 0.31%
74 ULTRA PETROLEUM CORP 506,300 13,614 0.30% Call
75 AMERICAN RLTY CAP PPTYS INC 963,369 13,506 0.30%
76 AMERICAN AIRLS GROUP INC 359,400 13,154 0.29% Call
77 MARTIN MARIETTA MATLS INC 100,000 12,835 0.28% Call
78 ALPHA NAT RES INC NOTE 4.875%12/1 DELETED 15,000,000 12,406 0.27% PRN
79 PACIFIC DRILLING SA LUXEMBOURG REG SHS 1,139,700 12,400 0.27%
80 National Australia Bank ADR 250,000 12,208 0.27% Call
81 FIREEYE INC 179,800 11,070 0.24% Call
82 PIONEER NAT RES CO 57,400 10,742 0.24% Put
83 ENERGEN CORP COM 132,098 10,675 0.23%
84 WHITING PETE CORP NEW 150,400 10,436 0.23% Call
85 CATERPILLAR INC 104,100 10,344 0.23% Put
86 EXTERRAN PARTNERS LP 350,000 9,975 0.22%
87 AVAGO TECHNOLOGIES LTD SHS 150,000 9,662 0.21% Put
88 WESTERN REFNG INC 250,000 9,650 0.21%
89 AMTRUST FINL SVCS INC 252,500 9,497 0.21% Put
90 COMCAST CORP NEW 187,509 9,379 0.21%
91 VOYA FINANCIAL INC. 250,000 9,068 0.20%
92 AOL INC 202,500 8,863 0.19% Call
93 CROWN CASTLE INTL CORP 108,600 8,013 0.18% Put
94 Nielsen Holdings B.V. 175,000 7,810 0.17%
95 INTL PAPER CO 165,700 7,602 0.17% Call
96 TIBCO SOFTWARE INC 338,788 6,884 0.15%
97 AGILENT TECHNOLOGIES INC 120,600 6,744 0.15% Put
98 SIRIUS XM HOLDINGS INC 2,025,400 6,481 0.14% Call
99 MERITOR INC 4,000,000 6,090 0.13% PRN
100 APOLLO ED GROUP INC 172,800 5,917 0.13% Call
Page 2 of 5
New Holding filing (0001104659-14-060615) filed in 2014.08.14
#
Name
Shares
Value ($)
%
Options
Notes
1 FOREST LABS INC COM 1,344,066 124,017 80.58%
2 JOS A BANK CLOTHIERS INC 350,701 22,550 14.65%
3 EQUAL ENERGY LTD 1,407,196 6,445 4.19%
4 FOREST LABS INC COM 9,600 886 0.58% Put
New Holding filing (0001104659-14-080749) filed in 2014.11.14
#
Name
Shares
Value ($)
%
Options
Notes
1 UNS ENERGY CORP 359,731 21,595 100.00%
New Holding filing (0001104659-15-010871) filed in 2015.02.17
#
Name
Shares
Value ($)
%
Options
Notes
1 TIME WARNER INC NEW 1,149,951 157,750 47.85%
2 TIME WARNER INC NEW 1,253,100 171,900 52.15% Call