Cinema chain Cineworld confirmed that founder and Chief Executive Officer Steve Wiener has decided to step down and plans to leave the business at the end of March 2014. An announcement regarding a new CEO will be made in due course, the group said in a company statement.Chairman Anthony Bloom commented: "He will leave the business in fine shape and with significant management depth when he moves on to new challenges at the end of March.This is an exciting time for Cineworld as it continues with ambitious UK expansion plans. We have just opened our newest cinema in Wembley and are making steady progress on the well-developed programme Steve has put in place over the past several years. We look forward to the next chapter of our growth."Shares of Cineworld fell 1.55% to 365.25p at 10:00 in London. CJ