shares of occidental petroleum corp oxy sank 065 to 5814 tuesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 064 to 410990 and dow jones industrial average djia falling 101 to 3301214 occidental petroleum corp closed 1899 short of its 52week high 7713 which the company achieved on august 29th despite its losses the stock outperformed some of its competitors tuesday as chevron corp cvx fell 235 to 15351 eog resources inc eog fell 333 to 10763 and pioneer natural resources co pxd fell 271 to 20118 trading volume 103 m remained 29 million below its 50day average volume of 132 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