Investors interested in Oils-Energy stocks should always be looking to find the best-performing companies in the group. Has Mach Natural Resources LP (MNR) 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. Mach Natural Resources LP is a member of the Oils-Energy sector. This group includes 248 individual stocks and currently holds a Zacks Sector Rank of #14. The Zacks Sector Ra ...