RIYADH: Saudi Arabia’s main stock index fell in the first trading session of June, weighed down by spillover from global peers. TASI closed the day 1.2 percent lower at 12,766, while the parallel market, Nomu, added 0.48 percent to 22,879. Stock exchanges in the Gulf all declined in line with Saudi Arabia, while Dubai bucked the trend with a 1.8 percent gain. Abu Dhabi led the