UPDATE 1-Starboard urges Yahoo to buy back up to $4 bln of shares
March 09, 2015 at 11:01 AM EDT
March 9 (Reuters) - Yahoo Inc shareholder Starboard Value LP said the company's spinoff of its stake in Alibaba Group Holding Ltd was a "good first step" but it could do more, including a share buyback of up to $4 billion.