Facebook roundup: large investors sell shares, Gehry to design new building at HQ, agency learning tool launches and more

Facebook co-founder and early investor sell shares – Facebook co-founder Dustin Moskovitz and early investor Peter Thiel both sold a portion of their shares since the IPO lockup period ended last week. Thiel, of venture capital firm Founders Fund, sold nearly 20.1 million shares, a majority of his stake. Thiel, who is a Facebook board member, also maintains voting control over the shares owned by Founders Fund. Moskovitz, who helped build the site with Zuckerberg, sold 450,000 shares, leaving him with 7.05