The energy sector is witnessing several high-stakes deals, with two major transactions reaching their final stages. Shareholders of Hess (HES) have voted to approve the company's $53 billion sale to Chevron (CVX). ConocoPhillips (COP) is also poised to acquire Marathon Oil (MRO) in a $17.1 billion all-stock deal.

Yahoo Finance's Ines Ferré breaks down the details of each acquisition within the sector.

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This post was written by Angel Smith