Comscore Inc., a Reston, Va.-based provider of online consumer behavior analysis, raised $82.5 million in its IPO. The company priced five million common shares at $16.50 per share ($14-$16 range), for an initial valuation of around $452 million. Comscore will trade on the Nasdaq under ticker symbol SCOR, while Credit Suisse and Deutsche Bank Securities served as co-lead underwriters. It had raised over $92 million in total VC funding since its 1999 inception, from firms like Accel Partners (26.1% pre-IPO stake), JPMorgan Partners (11.1%), Institutional Venture Partners (9.7%), Lehman Brothers (7.7%), Adams Street Partners (7.5%), Topspin Partners (5.2%), Flatiron Partners, vSpring Capital, Devine InterVentures and Rembrandt Venture Partners. www.comscore.com