The Qatar Exchange (QE) 20 Index advanced by 1.32 per cent to reach 12,744.33 points on Monday, April 21. Shares gained across the board. Mannai Corporation was the top gainer and ended up by ten per cent at QAR113.30. Zad Holding recorded the biggest drop, diving by 4.18 per cent to QAR78. Earlier in the day, the investment firm said the annual general meeting has endorsed all items on the agenda and approved the distribution of a 35 per cent cash dividend.