shares of apa corp apa shed 401 to 3158 thursday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 030 to 379038 and dow jones industrial average djia falling 046 to 3063017 apa corp closed 2037 below its 52week high 5195 which the company achieved on june 8th the stock underperformed when compared to some of its competitors thursday as chevron corp cvx fell 149 to 13594 conocophillips cop fell 180 to 8161 and eog resources