Most major stock markets in the Gulf fell in early trade on Monday as consolidation continued following recent gains, although the Abu Dhabi index edged higher in a choppy trade.
Saudi Arabia's Tadawul All Share Index dropped 0.6%, on course to extend losses after hitting a nine-month high, weighed down by Al Rajhi Bank and Saudi National Bank.
In Abu Dhabi, the ADX General Index added 0.1%, helped by a gain from First Abu Dhabi Bank.
The Qatari index fell 0.3%, on track to snap a 13-day winning streak, with Industries Qatar and Commercial Bank retreating.
Oil prices edged lower but were still near three-month highs and were set to post their biggest monthly gains in more than a year on expectations that Saudi Arabia would extend voluntary output cuts through September.