** U.S. energy companies down following a report of a U.S. proposal to end the Russian war in Ukraine, as oversupply concerns continued to weigh on oil prices O/R

** Brent crude futures LCOc1 down 2.6% at $63.21 a barrel; U.S. West Texas Intermediate $(WTI)$ crude CLc1 falls 2.7% to $59.12 a barrel

** Energy majors Exxon Mobil XOM.N and Chevron CVX.N down 2.18% and 1.6% respectively

** ConocoPhillipsCOP.N , Occidental Petroleum OXY.N, Marathon Petroleum MPC.N, Phillips 66 PSX.N and Valero VLO.N among the top percent decliners on the energy index, down between 2.5% and 3.5%

(Reporting by Sumit Saha in Bengaluru)

((Sumit.Saha@thomsonreuters.com;))