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 Geopark (GPRK) been one of those stocks this year? A quick glance at the company's year-to-date performance in comparison to the rest of the Oils-Energy sector should help us answer this question.Geopark is one of 248 individual stocks in the Oils-Energy sector. Collectively, these companies sit at #13 in the Zacks Sector Rank. The Zacks Sector Rank includes 16 diff ...