Facebook Valued at $11.5 Billion

Facebook Valued at $11.5 Billion: "The SharesPost Venture-Backed Index tracks seven companies from Zynga Game Network Inc. and Twitter Inc. to LinkedIn Corp., Santa Monica, California-based SharesPost said in a release. The March 1 valuation of Facebook, the most-popular social networking site, is almost double what Russia’s Digital Sky Technologies offered to pay for common shares in July."