Energy stocks up; Tesoro gains following earnings By: MarketWatch May 02, 2013 at 11:53 AM EDT Energy stocks gain Thursday, with Tesoro Corp. leading the way after positive first-quarter earnings results. Read More >> Related Stocks: Chevron Corp ConocoPhillips Denbury Resources EQT Corp Energy Select Sector SPDR Exxon Mobil Phillips 66 Tesoro Petroleum Co Valero Energy