shares of halliburton co hal shed 333 to 3338 monday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 015 to 385576 and dow jones industrial average djia falling 028 to 3181914 this was the stocks sixth consecutive day of losses halliburton co closed 1061 short of its 52week high 4399 which the company reached on june 8th despite its losses the stock outperformed some of its competitors monday as conocophillips cop fell 340 to