London-UK-listed Sibir Energy has asked the London Stock Exchange to suspend trade in its shares to give it time to assess a debt from one of its main shareholders that it has discovered to be much larger than previously believed, the company said February 19.Sibir, which has upstream and downstream operations in Russia, said it was informed late February 18 that Russian businessman Chalva Tchigirinski owes Sibir around $325 million, and not $115 million as the company had disclosed earlier this month.
展开▼