We didn't know much about Russian investment firm Digital Sky Technologies before it invested $200 million in Facebook this spring. But it's been in the news a lot more recently: Russian newspaper Kommersant reported Thursday that the firm has purchased more Facebook stock, sending its stake in the massive social network past 5 percent at a $10 billion valuation. Its original stake was 1.96 percent. It's reportedly still looking to buy more.
A Facebook representative told CNET via e-mail that because it's a private company it opts not to discuss shareholder percentages.
According to the … Read more