Gotham Asset Management co-chief investment officer Joel Greenblatt discusses value-weighted investing and his new book, The Big Secret for the Small Investor.

Investment Management Associates chief investment officer Vitaliy Katsenelson talks about Microsoft's Nokia deal, an embattled Steve Ballmer, and the Skype acquisition.

Phoenix Capital Research chief strategist Graham Summers discusses the inevitable end to the Fed's money-printing policies and possible post-QE scenarios.

Ben Bennett, credit strategist at the UK financial services firm Legal & General, shares his outlook on the Greek debt crisis.

KeyBanc Capital Markets senior equity analyst Brad Ludington discusses the California Pizza Kitchen deal with Golden Gate Capital.

Oscar Gruss & Son analyst Bill Kavaler says strong competition in the consumer electronics department and the CEO's controlling stake will keep BKS value down even in light of a possible deal with Liberty.

Brian Sozzi: "The commentary has been very negative regarding margins."

Sprott Asset Management CEO Eric Sprott on the gold-to-silver ratio: "I think it goes to 16/1. It might very well overshoot that."

Founder of OpenTable and founder and CEO of Oh So We Chuck Templeton, president of IPO Financial David Menlow, and CEO of SocialWare Chad Bockius discuss the current social media investing landscape during the final half hour of LinkedIn's first trading day.

Ben Lichtenstein, President of Tradersaudio.com, gives market color from the floor of the CBOT S&P futures pit for Wednesday, May 18.