** Shares in Rexam Plc, the world's second-largestbeverage can maker by revenue, slumped as much as 8.4 pct afterthe company said aluminum premium, Brazilian costs wouldincrease in 2015.
** Stock is top loser on the FTSE-250 Midcap Index,with the shares tanking to their lowest in 16 months.
** Rexam told Reuters that a further surge in aluminumprices and rising energy costs in Brazil would hurt thecompany's earnings, and it was talking to its customers to raiseprices to mitigate cost pressures.
** Rexam's Q3 overall global beverage can volumes rose 4 pct
** Rexam, which competes with U.S.-listed Ball Corp and Crown Holdings, is the only beverage can makerlisted on the London Stock Exchange. (aashika.jain.thomsonreuters.com@reuters.net)