Ritholtz Calls Facebook Valuation `Piggish'

May 18 (Bloomberg) -- Barry Ritholtz, chief executive officer of FusionIQ, an equities research firm, talks about the initial public offering of Facebook Inc. and the social network company's growth outlook. Ritholtz speaks with Erik Schatzker, Sara Eisen and Scarlet Fu on Bloomberg Television's "InsideTrack." (Source: Bloomberg)