Streetwise Video: Streetwise: Facebook shares tumble as lock-up expires Add to ... BNN Video Published Thursday, Aug. 16 2012, 4:00 PM EDT Last updated Thursday, Aug. 16 2012, 6:27 PM EDT Tim Kiladze and Tara Perkins from the Globe and Mail report from BNN's studios Watch More Video: Video: TransCanada's Girling defends Keystone XL Twenty-two vehicles meet criteria for insurance industry's highest safety award Mark Zuckerberg unloads $2.3-billion worth of Facebook shares Russia and Ukraine defend pact EU applauds banking deal - but is it enough? Ukraine's Yanukovich says Russia bailout money not aimed against Europe Darden to spin off or sell Red Lobster Getting your portfolio into shape Airbus wins record AirAsia X deal Protests block traffic around EU summit venue Saab wins deal to sell 36 fighter jets to Brazil Europe stocks rally on Fed What does Canada Goose's CEO do when he's not at work? Morgan Stanley's Jonathan Garner: What Fed tapering means for markets Cash or crash if China resumes IPOs? China bitcoin exchange plots future after crackdown Wall Street hits record as Bernanke pulls back Fed scales back bond-buying program FedEx fails to deliver Amazon delivers despite strike 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?