International Business News - ROS http://www.ibtimes.com All articles are copyrighted by IBTimes.com 400 100 http://www.ibtimes.com/ http://www.ibtimes.com/images/top_logo_ibt2_3.gif An index of Russian ADRs spiked in Monday afternoon trading after Mechel Steel Group OAO changed the way it calculates its share ratio. Moscow-based Mechel said Monday it changed its ADR-to-share ratio to one-to-one from one-to-three. ADR stands for American Depositary Receipt, which is a security designed to allow U.S. investors to trade shares of companies based overseas. http://www.ibtimes.com/articles/20080519/adrs-in-focus-russian-index-rallies.htm Mon, 19 May 2008 14:27:44 EDT