Sector rises as oil pushes past $53 a barrel By: MarketWatch May 04, 2009 at 10:37 AM EDT Chevron, ExxonMobil and Valero are big gainers in early action among energy stocks as oil prices surge. Read More >> Related Stocks: Chesapeake Energy Chevron Corp Exxon Mobil Halliburton Co Marathon Oil Schlumberger Ltd Valero Energy