The Qatar Exchange (QE) series of advanced was ended Tuesday, as the QE Index dipped 0.76%, closing at 7,145.51 points. Al Khaliji Commercial Bank (down 2.50% at QR15.50) and Doha Bank (1.71% lower at QR46.00) hit the bottom of the charts. Four insurance firms bucked the trend, as Qatar Insurance (up 3.59% at QR75.00) posted the second highest gain. 4.1m shares changed hands in Doha, while six stock advanced, 30 declined and one listed security ended flat.