Qatar Exchange index lost 63.63 points (0.77%) this week when the bourse closed at 8,252.42 points Thursday. The trading value decreased this week by 16.88% to reach QR 1,140,219,650.94 compared to QR 1,371,708,121.71 last week. From the 42 listed companies 16 companies ended this week higher while 25 fell and one remained unchanged. Qatari Investors Group led trading value during this week with 12.75% of the total traded value. Gulf Warehousing accounted for 12.73%. Mazaya accounted for 9.49%. The trading volume decreased by 24.55% to reach 46,354,008 shares, as against 61,433,968 shares, while the number of transactions rose by 4.98%, to reach 19,737 transactions as compared to 18,801 transactions. The market capitalization fell by 0.33% to reach QR 444,451,281,248.92 as compared to QR 445,938,817,138.22 at the end of previous week. Banks and Financial Services sector led trading value during this week , accounting for 24.93% of the total trading value, followed by industrial sector, which accounted for 23.36%. The transportation sector ranked third, accounting for 16.41%, and finally followed by real estate sector which accounted for 14.46%. Banks and Financial Services sector led the trading volume this week accounting for 26.17% of the total trading volume, followed by real estate sector, which accounted for 23.04%. The industrial sector ranked third, accounting for 14.91%, and finally followed by transportation sector accounted for 12.22%. Banks and Financial Services sector led trading number of transactions during this week , accounting for 27.66% of the total number of transactions, followed by industrial sector which accounted for 16.13%. Consumer Goods and Services sector ranked third, accounting for 15.71% and transportation sector accounted for 15.26%.