In Abu Dhabi, the index .FTFADGI added 0.4%, supported by 1.8% increase in the United Arab Emirates' biggest lender First Abu Dhabi Bank FAB.AD. By Ateeq Shariff Sept 29 (Reuters) - Saudi Arabia's stock market outperformed Gulf peers on Thursday, extending rebound for a second session, but posted a monthly loss following a recent slide. On Monday, the Saudi bourse hit its lowest in over 9 months, as fears grew that central banks racing to raise interest rates to tame inflation will drag the global economy into recession.