shares of united airlines holdings inc ual dropped 022 to 3594 tuesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 110 to 398616 and dow jones industrial average djia falling 096 to 3179087 this was the stocks third consecutive day of losses united airlines holdings inc closed 1858 below its 52week high 5452 which the company reached on november 8th despite its losses the stock outperformed some of its competitors tuesday as southwest airlines co luv fell 061 to 3720 delta air lines inc dal fell 097 to 3172 and american airlines group inc aal fell 133 to 1333true trading volume 66 m remained 34 million below its 50day average volume of 101 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