RIYADH: Saudi stocks closed slightly higher on Monday, as investor sentiment was boosted by positive global cues. The Saudi main index, TASI, closed 0.63 percent higher at 13,165 points, while the parallel market, Nomu, tumbled 1.66 percent to 24,445. Other bourses in the GCC were mixed, led by Abu Dhabi, up 1.3 percent, followed by Qatar’s QSI. Stock exchanges in Dubai and