Saudi Arabia's benchmark TASI closes 0.5 percent down at 6,221 points.
Saudi shares ended lower for a third consecutive day, dragged by heavyweights Saudi Basic Industries (SABIC) and Al-Rajhi Bank.
The benchmark TASI closed 0.5 percent down at 6,221 points, with the biggest losses in the banking sector whose index dropped almost 1 percent to 16,098
Rajhi shed 0.7 percent while Samba Financial Group dropped 1.9 percent.
SABIC's shares declined 0.3 percent. (Reuters)