Oct 10 (Reuters) - Stock markets in the Gulf fell on Monday, tracking global shares and oil prices lower, with the Saudi index extending losses for a third session. Global shares dropped after Russian missiles pounded cities across Ukraine and as renewed concern about the economic outlook sent investors into safe-haven assets such as the dollar and bonds. Register now for FREE unlimited access to Reuters.com RegisterThe negative performance came after a volatile week during which investors continued to contemplate global economic conditions, said Wael Makarem, senior market strategist at Exness. In Abu Dhabi the index (<.FTFADGI>) dropped 0.8%, with the country's biggest lender First Abu Dhabi Bank (<FAB.AD>) losing 1.2%. The listing is the latest in a string of IPOs in the Gulf that have defied wider market trends.

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