BUZZ-Metro Bank: Shares slide after Barclays rates underweight

** Metro Bank shares down 2 pct – among top loser on UK midcap index ** Trader says stock rated “Underweight” at Barclays, with PT of 6.50 pounds ** The company said last month it would raise 350 million pounds from shareholders after it disclosed an accounting error in Jan ** 2 of 13 brokerages rate stock “buy” or higher, 5 “hold” and 6 “sell” or lower; their median PT is 10.35 pounds ** Metro shares have more than halved in value so far this year, compared with a 8.4 pct rise in FTSE 250 index Reporting by Arathy S Nair in BengaluruOur Standards:The Thomson Trust Principles.