shares of alaska air group inc alk shed 111 to 4790 monday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 007 to 404842 and the dow jones industrial average djia rising 012 to 3343144 alaska air group inc closed 1365 short of its 52week high 6155 which the company achieved on april 21st the stock demonstrated a mixed performance when compared to some of its competitors monday as southwest airlines co luv fell 123 to 3376 delta air lines inc dal fell 100 to 3846 and united airlines holdings inc ual fell 117 to 5244 trading volume 14 m eclipsed its 50day average volume of 13 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