RIYADH: Saudi stocks opened on a positive note once again as more earnings were released early Wednesday, easing investors’ concerns. The Saudi main stock index, TASI, rose 50 percent to reach 12,753, while the parallel market, Nomu, started almost unchanged at 22,679, as of 10:07 a.m. Saudi time. Dar Al Arkan Real Estate Development Co. grew 3.47 percent to lead the gainers,