shares of garmin ltd grmn slumped 025 to 10400 friday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 014 to 419198 and dow jones industrial average djia falling 033 to 3342663 garmin ltd closed 432 short of its 52week high 10832 which the company reached on july 22nd the stock underperformed when compared to some of its competitors friday as apple inc aapl rose 006 to 17516 alphabet inc cl c goog fell 022 to 12325 and alphabet inc cl a googl fell 006 to 12276 trading volume 504983 remained 260927 below its 50day average volume of 765910 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