shares of valero energy corp vlo inched 024 higher to 13275 friday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 105 to 397004 and dow jones industrial average djia falling 102 to 3281692 this was the stocks second consecutive day of gains valero energy corp closed 1764 short of its 52week high 15039 which the company achieved on january 27th the stock demonstrated a mixed performance when compared to some of its competitors friday as exxon mobil corp xom rose 001 to 11075 and chevron corp cvx rose 030 to 16241 trading volume 30 m remained 668788 below its 50day average volume of 37 m editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use