Business Science TechnologyMark Zuckerberg owns nearly a third of Facebook: US regulatorsAFPFebruary 14, 2013July 4, 2014 by AFPFebruary 14, 2013July 4, 2014 San Francisco: Mark Zuckerberg’s stake in Facebook has climbed to nearly 30 percent since the leading social network made its dismal stock market debut, according...