Main indexes of Kuwait Stock Exchange (KSE) closed in the red zone at conclusion of Thursday's session. Weighted index reached 500.27 points (-0.83), price index settled at 7,450.82 points (-64.72) and the KSX 15 index stood at 1,228.09 points (-0.8). Number of trades amounted to 5,044, value of traded stocks was KD 29,224,324 and volume stood at 210,846,747 shares