RIYADH: Saudi Arabian stocks closed slightly higher on Thursday as oil prices began to increase. As of 3:30 p.m. Saudi time, the main index – TASI – gained 0.52 percent to reach 12,269, while the parallel market Nomu lost 0.45 percent to reach 25,218. In the energy marker, Brent crude prices reached $92.06 per barrel, and WTI rose to $90.37 per barrel. Oil giant Aramco"s shares rose 0.40 percent. In the financial sector, the Kingdom"s largest bank, Al Rajhi Bank gained 1.22 percent, while Bank Aljazira gained 4.60 percent. Following Riyad Bank"s announcement that it had completed an offer of dollar-denominated Sukuk at $750 million, the stock rose 1.19 percent. Bupa Arabia for Cooperative Insurance Co. was the biggest faller, ending the session down by 2.31 percent.