shares of under armour inc cl a uaa slipped 036 to 826 monday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 096 to 380680 and the dow jones industrial average djia rising 131 to 3282700 the stocks fall snapped a twoday winning streak under armour inc cl a closed 1902 short of its 52week high 2728 which the company reached on november 19th despite its losses the stock outperformed some of its competitors monday as nike inc cl b nke fell 245 to 9344 columbia sportswear co colm fell 172 to 7471 and skechers usa inc cl a skx fell 216 to 3573true trading volume 110 m eclipsed its 50day average volume of 82 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