Kuwait Stock Exchange started action Tuesday on a green note with the three main indices up by 9:15 a.m., as the weighted index gained 0.87 points, the price index gained 16.43 points, and the KSX 15 gained 3.05 points. Trading value came to KD 3.28 million till time of this reading, with volume at 45.5 million shares changing hands in 811 deals.