Valero (VLO +0.78%) was the first big refiner to report earnings, doing so earlier this week. In this video, Fool.com contributor Aimee Duffy takes a closer look at the company's gross margin per barrel for its mid-continent operations, which shrank 18% year over year. Aimee discusses how Valero's past numbers have compared to the other big mid-con refiners, and if there is even a point for investors to make the comparison at all.
Is There Trouble Ahead for Mid-Continent Refining?
By Aimee Duffy – Jul 27, 2013 at 10:15AM
NYSE: VLO
Valero Energy

Market Cap
$52B
Today's Change
(0.78%) $1.32
Current Price
$170.66
Price as of October 29, 2025 at 4:00 PM ET
What Valero's earnings tell us.
About the Author
Contributing to Fool.com since 2011.
Follow @TMFDuffy