Exxon Mobil Corp. (NYSE:XOM): Closing price $94.03
After Exxon Mobil lowered its rates at the 238,000-barrel-a-day Joliet, Illinois refinery, Chicago fuels strengthened relative to New York futures. The discount for ultra-low-sulfur diesel fuel in Chicago decreased by 0.5 cent to 4.5 cents a gallon, compared to New York Mercantile Exchange futures at 12:43 p.m. The spread trimmed for a fifth straight day, the longest such streak since Nov. 16 of last year. The differential for conventional, 85-octane gasoline fell by 4.75 cents to 6 cents per gallon below futures, the strongest position since July 12.