The Qatari Stock index (.QSI) dropped 0.1%, extending its losses to a second session with Gulf's biggest lender Qatar National Bank (QNBK.QA) falling 0.2% and Qatar Islamic Bank (QISB.QA) shedding 1.1%. Among the losers, Lesha Bank (QFBQ.QA) and Dukhan Bank (DUBK.QA) lost 1.1% and 1.3% respectively. Saudi Arabia's benchmark index (.TASI) added marginally as losses in energy and financial sectors countered gains in most of the sectors. Dr Sulaiman Al-Habib Medical Services (4013.SE) climbed 2.5% and Mouwasat Medical Services (4002.SE) surged 6.1%. However, Riyad Bank (1010.SE) and the world's largest Islamic bank by assets Al Rajhi Bank (1120.SE) lost 2.1% and 0.7% respectively.

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Persons: Christopher Waller, Dr Sulaiman Al, Md Manzer Hussain, David Evans Organizations: . Federal, United Arab, Qatar National Bank, Qatar Islamic Bank, Lesha Bank, Dukhan Bank, Habib Medical Services, Mouwasat Medical Services, Riyad Bank, Al Rajhi Bank, Co, International Finance Corporation, IFC, Thomson Locations: United States, Saudi Arabia, United Arab Emirates, Qatar, Saudi, El