US energy stocks gain as Saudi attacks boost crude prices

** S&P 500 energy index .SPNY up 1.4%, tracking higher oil prices O/R

** Prices hover near two-week highs as attacks on Saudi Arabia overshadow prospects of higher supply from fresh Russian diesel exports and a Russia-Ukraine ceasefire on energy targets

** Brent crude futures up 1.8% at $106.6 a barrel, after touching its highest since September 29 and US West Texas Intermediate crude rise 1.9% to $93.63 a barrel

** Energy majors: Chevron CVX.N and ExxonMobil XOM.N up 1.4% and 1.8% respectively

** Diamondback Energy FANG.O, APA Corp APA.O, Occidental Petroleum OXY.N and ConocoPhillips COP.N gain between 1.8% and 2.5%; among the top percentage gainers on the energy index

** Refiners: Phillips 66 PSX.N rises 1.4% and Marathon Petroleum MPC.N gains 0.9%