For those looking to find strong Oils-Energy stocks, it is prudent to search for companies in the group that are outperforming their peers. Has Galp Energia SGPS SA (GLPEY) been one of those stocks this year? Let's take a closer look at the stock's year-to-date performance to find out.Galp Energia SGPS SA is a member of the Oils-Energy sector. This group includes 240 individual stocks and currently holds a Zacks Sector Rank of #14. The Zacks Sector Rank includes 16 different groups and is listed in order fr ...