"Staying at 499 shareholders or fewer is something Facebook has worried about since at least 2007, and sidestepped by creating a special kind of restricted stoc

"Staying at 499 shareholders or fewer is something Facebook has worried about since at least 2007, and sidestepped by creating a special kind of restricted stock unit for new employees and making small talent acquisitions that avoided, when possible, awarding start-ups and their investors with Facebook stock." http://allthingsd.com/20110107/with-500-shareholder-concerns-gone-will-facebook-make-big-acquisitions/ http://allthingsd.com/20110107/with-500-shareholder-concerns...