Streetwise Video: Streetwise: Facebook shares tumble as lock-up expires Add to ... BNN Video Published Thursday, Aug. 16, 2012 4:00PM EDT Last updated Thursday, Aug. 16, 2012 6:27PM EDT Tim Kiladze and Tara Perkins from the Globe and Mail report from BNN's studios Watch More Video: How can parents push back against big school supply bills? Market Call Tonight: Top Picks from Aston Hill's John Kim Self-driving cars could come as soon as 2020, say latest estimates BMO launches earnings season by surging past profit expectations France boosts euro zone business activity VW suppliers settle dispute after marathon talks Wynn opens Macau's most expensive casino Germany, France, Italy say Europe must move forward after Brexit vote Speedo USA drops Lochte sponsorship Why Vancouver home prices are dropping Valeant hires former Zoetis CFO in latest executive shakeup How to position your portfolio heading into the fall Market Call Tonight: Top Picks from Morgan Meighen's Michael Smedley Video: Couche-Tard strikes its largest deal with $4.4-billion U.S. CST Brands takeover How do Canadian pensions compare with the rest of the world? Ways Canadian are using cheap debt to fund their lifestyle AT&T, Apple, Google to work on 'robocall' crackdown Can money buy Olympic success? Market Call Tonight: Top Picks from CastleMoore's Hap Sneddon Weak retail data sends loonie down Comments AA More Related to this Story Investor Clinic Video: Investor Clinic: Tips for investors with an eye on IPOs market blog Facebook’s lock-up is over. Will insiders like today’s action?