Magnetar Financial

Magnetar Financial as of March 31, 2013

Portfolio Holdings for Magnetar Financial

Magnetar Financial holds 8 positions in its portfolio as reported in the March 2013 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Dell Call Option 43.4 $93M 6.5M 14.33
* Elan Adr 25.0 $54M 4.6M 11.80
NYSE Euronext 9.8 $21M 545k 38.64
Office Depot 7.5 $16M 4.1M 3.93
Arbitron 6.9 $15M 315k 46.87
WMS Industries 6.1 $13M 517k 25.21
Ameristar Casinos 0.7 $1.6M 60k 26.23
BMC Software 0.6 $1.2M 26k 46.35