At the time of its launch, Evanston, Illinois–based Magnetar Capital was one of the industry's most hotly anticipated start-ups, owing to the reputation that co-founder Alec Litowitz earned as a portfolio manager at legendary Chicago hedge fund firm Citadel. The firm quickly attracted $1.7 billion in assets and then promptly flew under the radar, preferring to operate out of the media spotlight. That changed forever after 2007...