First the Big Guy inches in, now this.

Matt Andresen, who joined the Chicago-based hedge fund giant in 2004 after a stint running Island ECN, the largest electronic stock market in the U.S., has a non-compete agreement with Citadel and no plans for the immediate future, Wall Street Letter reports.

I like the ring of "no plans for the immediate future," how about you?
Citadel Derivates Co-Chief Out [FINalternatives]