The Kuwait Stock Exchange (KSE) ended last week trading in the green zone driven by purchasing operations that targeted blue-chip and small-cap stocks, a specialized economic report showed Saturday. The report, by Bayan Investment Company, said the three indices of the market ended the week trading on positive note with variance of the gains of each of them. It noted that the price index ended last week with an increase amounted to 0.63 percent, and the weighted index advanced by 0.88 percent compared to the closings of the week before. In addition the KSX-15 index increased by 1.68 percent. Bayan attributed the green closing for the week to purchasing activity and quick speculation operations on many listed stocks, especially small-cap stocks. It added that the purchasing activity also concentrated on the listed companies which are expected to post remarkable gains for the first half of 2013. Moreover, the market was subject to selling pressures, for profit-collection purposes, however, it did not lead the market to lose all its gains