Magnetar Financial

Magnetar Financial as of Dec. 31, 2011

Portfolio Holdings for Magnetar Financial

Magnetar Financial holds 5 positions in its portfolio as reported in the December 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Medco Health Solutions 59.0 $122M 2.2M 55.90
SuccessFactors 26.5 $55M 1.4M 39.87
Jaguar Mng 9.6 $20M 3.1M 6.38
Vulcan Materials Company (VMC) 4.8 $9.8M 250k 39.35
Fushi Copperweld 0.1 $128k 17k 7.51