Aqila Alasaeed RIYADH: Saudi stocks opened higher on Monday with investors buoyed by positive comments from ceasefire talks between Russia and Ukraine. The main index, TASI, rose 0.35 percent to reach 12,920, while the parallel market, Nomu, traded flat at 24,795, as of 10:08 a.m Saudi time. In the energy market, Brent crude gained $3.19 to $111.12 a barrel, while WTI crude