The Qatar Exchange ended in the red area when trading closed Wednesday at 11,349.17 points (1.39%) down 159.99 points from the previous closing of 11,509.16 points on Tuesday.The volume of shares was up to 15,742,784 from Tuesday 15,633,037 and the value of shares increased to QR807,524,370.33 fromQR654,286,605.40 on Tuesday.Among the top losers were Qatar National Bank whose share down 2.93% to QR182.50, International Islamic Bank lost 4.92% to QR73.50, Commercial Bank of Qatar fell 0.92% to QR75.70 and Doha Bank decreased by 2.40% to QR57.00.The Banking and Financial sector index was lost 1.80% points while Consumer Goods and Services sector index dropped 3.30 points. The industrial sector was fell 0.99 points while insurance sector down 1.70% points.