Main indexes of Kuwait Stock Exchange (KSE) were in the red zone at closing of Sunday\'s session, with the weighted index reading 420.62, losing 0.32 points, and price index at 5,963.11 shedding up to 20.2 points. KSX 15 index stood at level of 1,020.54, posting minor loss of 2.39 points. Number of trades reached 4,838, value of traded stocks KD 37,815,650.535 and volume of the exchanged shares, 210,808,159.