RIYADH: Saudi Arabia’s stock market opened higher In the last trading session of the week following a slight dip in oil prices. The main index, TASI, rose 0.45 percent to reach 12,031, while the parallel market, Nomu, rose 0.38 percent to 21,383, as of 10:06 a.m. Saudi time. In energy trading, Brent crude reached $119.42 a barrel and US West Texas Intermediate traded at