US energy stocks down as crude falls on talks over diesel, crude stock releases

** US-listed shares of energy companies fall premarket, tracking declining oil prices O/R

** Brent crude futures down 2.2%, at $100.08 a barrel and US West Texas Intermediate crude fall 3.4%, at $89.40 a barrel

** Both benchmark contracts were poised for a weekly decline, with Brent down about 4.1% so far for the week and WTI lower by around 3.2%

** Oil prices fall after reports of talks on additional diesel and crude stock releases, easing concerns over tight global energy supplies

** Top oil and gas majors ExxonMobil XOM.N and Chevron CVX.N each fall ~1%

** Occidental Petroleum OXY.N down 1.2% and ConocoPhillips COP.N dips 1.1%

** Oilfield services providers Halliburton HAL.N and SLB SLB.N fall ~1% and 1.7% respectively

** Refiners Marathon Petroleum MPC.N and Phillips 66 PSX.N fall 1.6% and 1.5% respectively