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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 (2014Q4)
Original 13F HR (0001104659-15-010878) filed in 2015.02.17
#
Name
Shares
Value ($)
%
Options
Notes
1 NOVELLUS SYS INC SR NT CV2.625 41 34,068,000 77,960 1.43% PRN
2 MICROCHIP TECHNOLOGY INC 40,027,000 71,467 1.31% PRN
3 RADIAN GROUP INC. 44,000,000 67,624 1.24% PRN
4 INTEL CORP JR SB CONV DB 39 37,282,000 65,015 1.20% PRN
5 MERITOR INC 20,052,000 33,043 0.61% PRN
6 CUBIST PHARMACEUTICALS INC 24,000,000 32,714 0.60% PRN
7 AK STL CORP 20,351,000 27,214 0.50% PRN
8 TESLA INC 22,000,000 19,877 0.37% PRN
9 UNITED STATES STL CORP NEW 7,500,000 9,341 0.17% PRN
10 ALPHA NAT RES INC NOTE 4.875%12/1 DELETED 15,000,000 5,590 0.10% PRN
11 ALIBABA GROUP HLDG LTD 2,646,858 275,114 5.06%
12 SELECT SECTOR SPDR TR 3,300,000 261,228 4.81% Put
13 * ISHARES TR 4,000,000 159,160 2.93% Put
14 TEEKAY CORPORATION 3,118,884 158,720 2.92%
15 TRANSCANADA CORP 3,073,554 150,912 2.78%
16 * TEEKAY CORPORATION 2,719,549 138,398 2.55%
17 ALIBABA GROUP HLDG LTD 1,330,000 138,240 2.54% Put
18 Spectra Energy Corp Com 3,362,190 122,047 2.25%
19 CHENIERE ENERGY INC 1,685,300 118,645 2.18% Call
20 PIONEER NAT RES CO 707,704 105,342 1.94%
21 TRANSCANADA CORP 2,096,371 102,988 1.89%
22 ANADARKO PETE CORP 1,245,995 102,795 1.89%
23 Exterran Holdings Inc 3,097,691 100,923 1.86%
24 WILLIAMS COS INC DEL 2,244,907 100,886 1.86%
25 Exterran Holdings Inc 2,882,314 93,906 1.73%
26 HALLIBURTON CO 2,382,200 93,692 1.72% Call
27 * ANADARKO PETE CORP 1,019,587 84,116 1.55%
28 ANADARKO PETE CORP 1,000,000 82,500 1.52% Call
29 Plains Gp Hldgs Lp Npv A 3,123,428 80,210 1.48%
30 RANGE RES CORP 1,462,564 78,174 1.44%
31 ALLERGAN PLC 302,400 77,841 1.43% Call
32 APPLIED MATLS INC 3,109,700 77,494 1.43% Call
33 RANGE RES CORP 1,426,000 76,220 1.40% Put
34 DEVON ENERGY CORP NEW 1,243,890 76,139 1.40%
35 ENBRIDGE INC 1,368,254 70,342 1.29%
36 REGENCY ENERGY PARTNERS 2,687,320 69,275 1.27%
37 APPLIED MATLS INC 2,706,783 67,453 1.24%
38 SHIRE PLC 300,000 63,762 1.17% Put
39 ISHARES TR 500,000 59,835 1.10% Call
40 KOSMOS ENERGY LTD SHS 7,009,225 58,807 1.08%
41 SHIRE PLC 273,398 58,108 1.07%
42 SPANSION INC 1,692,211 57,907 1.07%
43 RESTAURANT BRANDS INTL INC 1,303,300 50,881 0.94% Put
44 CABOT OIL & GAS CORP 1,686,451 49,936 0.92%
45 Plains Gp Hldgs Lp Npv A 1,886,442 48,444 0.89%
46 ISHARES RUSSELL 2000 VALUE ETF 400,000 47,868 0.88% Put
47 SunEdison Inc 2,413,700 47,091 0.87% Call
48 NORTHERN TIER ENERGY LP COM UN REPR PART 2,040,961 45,187 0.83%
49 MEMORIAL RESOURCE DEV CORP 2,369,818 42,728 0.79%
50 MCDONALDS CORP 445,300 41,725 0.77%
Page 1 of 5
New Holding filing (0001104659-16-121177) filed in 2016.05.16
#
Name
Shares
Value ($)
%
Options
Notes
1 OFFICE DEPOT INC 1,068,351 9,161 55.90%
2 OFFICE DEPOT INC 842,900 7,228 44.10% Call
New Holding filing (0001104659-15-059816) filed in 2015.08.14
#
Name
Shares
Value ($)
%
Options
Notes
1 AT&T INC 2,770,800 93,071 54.04% Put
2 AT&T INC 2,356,349 79,150 45.96%
New Holding filing (0001104659-15-038469) filed in 2015.05.15
#
Name
Shares
Value ($)
%
Options
Notes
1 Allergan plc 1,268,394 269,648 39.76%
2 TRW AUTOMOTIVE HLDGS CORP 1,343,578 138,187 20.38%
3 Allergan plc 500,000 106,295 15.68% Put
4 STAPLES INC 2,107,000 38,179 5.63% Call
5 TIME WARNER INC NEW 228,120 34,688 5.12%
6 WRIGHT MEDICAL GROUP NV 1,110,737 29,846 4.40%
7 STAPLES INC 1,132,900 20,528 3.03%
8 TIME WARNER INC NEW 134,500 20,452 3.02% Call
9 TALISMAN ENERGY INC. 2,188,423 17,136 2.53%
10 TALISMAN ENERGY INC. 207,200 1,622 0.24% Call
11 TALISMAN ENERGY INC. 195,500 1,531 0.23% Put