Exxon Mobil Corporation operates within the Petroleum refining sector. In addition to historical fundamental analyses, the complete report available to purchase compares Exxon Mobil with three other companies in this sector in UNITED STATES : Marathon Petroleum Corp (2020 sales of $69.90 billion of which 95% was Refining & Marketing), Valero Energy Corporation ($64.91 billion of which 94% was Refining), and Chevron Corporation ($94.47 billion of which 76% was Downstream).

Sales Analysis. During the year ended December of 2020, sales at Exxon Mobil were $178.57 billion. This is a sharp decrease of 30.1% versus 2019, when the company's sales were $255.58 billion. Contributing to the drop in overall sales was the 37.2% decline in Upstream - U.S., from $9.36 billion to $5.88 billion. There were also decreases in sales in Downstream - Non U.S. (down 31.1% to $92.64 billion) and Downstream - U.S. (down 31.6% to $48.26 billion) and Chemicals - Non-U.S. (down 17.7% to $14.56 billion) and Upstream - Non U.S. (down 37.1% to $8.67 billion) and Chemicals - U.S. (down 12.3% to $8.53 billion) and Coporate and Financing (down 7.3% to $38.00 million) .