These are Goldman's favorite turnaround stories in the energy sector

A view of the Exxon Mobil refinery in Baytown, Texas.
Jessica Rinaldi | Reuters

Energy is the top-performing S&P group this week, month and year, but the recent strength doesn't make up for years of underperformance.

Still, Goldman Sachs believes there are winners in the sector. The bank identified a handful of stocks that have posted negative total returns over the last five years, but that are ripe for a turnaround.