National Commercial Bank, the kingdom's largest lender by assets, fell 2.3 percent. Property developer Jabal Omar lost 2.2 percent, and petrochemical giant SABIC, shed 0.5 percent.
Contractor Al Khodari jumped 1.5 percent after it said on Thursday that it renewed an existing, 231.4 million-riyal Islamic facilities agreement with Riyad Bank.
Samba Bank and Al Jazira Bank rose 0.9 percent and 1.4 percent respectively.
In Dubai, the index shed 0.3 percent on a 2.9 percent drop by Dubai Investment Company.
Property developer Emaar rebounded from the previous session's 2.2 percent decline to close 0.8 percent higher. Emirates NBD added 1.0 percent.
Abu Dhabi's index closed flat. Aldar Properties fell 0.9 percent; Dana Gas DANA.AD jumped 1.9 percent.
Doha's main index closed 0.4 percent lower. The main drag was Qatar National Bank falling 1.6 percent.
In Egypt, the main index lost 0.4 percent, hurt by a 1.9 percent decline by Commercial International Bank and a 3.1 percent drop by property developer Talaat Mostafa.
* The index lost 0.3 percent to 8,362 points.
* The index shed 0.3 percent to 2,884 points.
* The index closed flat at 4,687 points.
* The index went down 0.4 percent to 9,319 points.
* The index fell 0.6 percent to 5,334 points.
* The index closed flat at 1,343 points.
* The index lost 0.3 percent to 4,441 points.
* The index shed 0.3 percent to 15,901 points.
(Reporting by Marwa Rashad; Editing by Toby Chopra) ((email@example.com; +966114632603 ; Reuters Messaging: firstname.lastname@example.org))