Microblogging service Twitter has been valued at $10 billion by one of its investors GSV Capital Corp, according to Bloomberg News.
GSV Capital owns 1.9 million shares of Twitter valued at $35.2 million, or about $18.50 a share, the firm said in a May 8 filing, according to Bloomberg.
Based on a fully diluted share count of almost 530 million, that makes the company worth about $US9.8 billion, Bloomberg said.
GSV is a publicly traded investment fund that primarily buys shares of closely held technology companies on the secondary markets.
There has been speculation that an IPO of the company is imminent.