Today we are looking at Exxon Mobil Corporation (NYSE: XOM), to determine if you should buy XOM stock. We will look at XOM financial ratios, analyst ratings, and current valuation to determine a XOM forecast and price. What Does XOM Do? Exxon Mobil Corporation explores for and produces crude oil and natural gas in the United States and internationally. It operates through Upstream, Downstream, and Chemical segments. …