Investors interested in Oils-Energy stocks should always be looking to find the best-performing companies in the group. Has Antero Resources (AR) been one of those stocks this year? By taking a look at the stock's year-to-date performance in comparison to its Oils-Energy peers, we might be able to answer that question.Antero Resources is a member of our Oils-Energy group, which includes 249 different companies and currently sits at #10 in the Zacks Sector Rank. The Zacks Sector Rank considers 16 different s ...