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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
101 OIL STS INTL INC 415,900 41,008 0.90% Call
102 BAKER HUGHES INC 623,600 40,546 0.89% Call
103 AGILENT TECHNOLOGIES INC 506,300 28,312 0.62% Call
104 SUNCOR ENERGY INC NEW 750,000 26,206 0.58% Call
105 CITIGROUP INC 500,000 23,800 0.52% Call
106 APPLIED MATLS INC 1,000,000 20,420 0.45% Call
107 Lamar Advertising Co A 400,000 20,396 0.45% Call
108 SPDR S&P 500 ETF TR 100,000 18,704 0.41% Call
109 PHILLIPS 66 237,200 18,279 0.40% Call
110 YAHOO INC 506,300 18,176 0.40% Call
111 HALLIBURTON CO 300,000 17,667 0.39% Call
112 ISHARES NASDAQ BIOTECHNOLOGY ETF 15,000 16,718 0.37% Call
113 GENERAL MTRS CO 482,500 16,608 0.37% Call
114 ULTRA PETROLEUM CORP 506,300 13,614 0.30% Call
115 AMERICAN AIRLS GROUP INC 359,400 13,154 0.29% Call
116 MARTIN MARIETTA MATLS INC 100,000 12,835 0.28% Call
117 Mylan Laboratories Inc 250,000 12,208 0.27% Call
118 FIREEYE INC 179,800 11,070 0.24% Call
119 WHITING PETROLEUM CORP COM 150,400 10,436 0.23% Call
120 AOL INC 202,500 8,863 0.19% Call
121 INTL PAPER CO 165,700 7,602 0.17% Call
122 SIRIUS XM HOLDINGS INC 2,025,400 6,481 0.14% Call
123 APOLLO ED GROUP INC 172,800 5,917 0.13% Call
124 Iron Mountain Inc New 202,400 5,580 0.12% Call
125 SYMANTEC CORP 250,000 4,993 0.11% Call
126 MASCO CORP 202,500 4,498 0.10% Call
127 JDS UNIPHASE CORP COM PAR 0.001 303,900 4,255 0.09% Call
128 GOODRICH PETE CORP 200,000 3,164 0.07% Call
129 AVON PRODS INC 206,900 3,029 0.07% Call
130 SUPERIOR ENERGY SVCS INC 95,100 2,925 0.06% Call
131 W T OFFSHORE INC 102,300 1,771 0.04% Call
132 Exterran Holdings Inc 30,000 1,316 0.03% Call
133 WEATHERFORDI 56,800 986 0.02% Call
134 Equinix Inc New 5,000 924 0.02% Call
135 ENPRO INDS INC COM 10,000 727 0.02% Call
136 PAYCHEX INC 10,000 725 0.02% Call
137 TEEKAY CORPORATION 12,000 675 0.01% Call
138 AVAGO TECHNOLOGIES LTD SHS 10,000 644 0.01% Call
139 SOLAZYME INC 50,000 581 0.01% Call
140 LEE ENTERPRISES INC 20,000 89 0.00% Call
141 ISHARES TR 1,578,100 118,164 2.60% Put
142 SPDR S&P 500 ETF TR 535,000 100,066 2.20% Put
143 Lamar Advertising Co A 1,650,800 84,174 1.85% Put
144 TEXAS INSTRS INC 475,900 42,650 0.94% Put
145 EOG RES INC 188,800 37,037 0.81% Put
146 POWERSHARES QQQ TRUST 400,000 35,072 0.77% Put
147 AT&T INC 1,000,000 35,070 0.77% Put
148 SIRIUS XM HOLDINGS INC 10,006,000 32,019 0.70% Put
149 SELECT SECTOR SPDR TR 506,300 29,613 0.65% Put
150 AMERICAN AIRLS GROUP INC 585,300 21,422 0.47% Put
Page 3 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 CABLE INC 1,253,100 171,900 52.15% Call
2 TIME WARNER CABLE INC 1,149,951 157,750 47.85%