Gulf markets slipped in early Wednesday trade after reports a Saudi refinery was attacked, reviving concerns over a broader Middle East disruption to oil supply. Yemen's Houthi rebels said on Tuesday they struck the facility with a ballistic missile; the refinery processes about 550,000 bpd and is Saudi Arabia's largest domestic refinery. Saudi authorities had not immediately confirmed the attack. Saudi benchmark index fell 1.3% intraday, Abu Dhabi's index dropped 1.0% and Dubai's lost 0.5%. Oil

Gulf markets slipped in early Wednesday trade after reports a Saudi refinery was attacked, reviving concerns over a broader Middle East disruption to oil supply. Yemen's Houthi rebels said on Tuesday they struck the facility with a ballistic missile; the refinery processes about 550,000 bpd and is Saudi Arabia's largest domestic refinery. Saudi authorities had not immediately confirmed the attack. Saudi benchmark index fell 1.3% intraday, Abu Dhabi's index dropped 1.0% and Dubai's lost 0.5%. Oil and bank stocks led declines; shipping stocks rose. Saudi Aramco fell about 1.3%, the biggest drag on the Saudi market.