Most metal shares were trading with gains in Wednesday's morning session. Shares of Jindal Steel & Power , Steel Authority of India , Tata Steel and Vedanta were the top gainers in the index. Welspun Corp, National Aluminium Company , Hindalco Industries and Jindal Stainless too were trading higher. The Nifty Metal index was trading 1.08 per cent up at 2982.50 around 10:51 am. Benchmark NSE Nifty 50 index was down 70.45 points at 11,895.15 while the BSE Sensex was down 245.67 points at 39,704.79. Among the 50 stocks in the Nifty index, 15 were trading in the green, while 35 were in the red.