shares of align technology inc algn dropped 058 to 50562 wednesday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 094 to 458938 and the dow jones industrial average djia rising 063 to 3562933 the stocks fall snapped a threeday winning streak align technology inc closed 23183 short of its 52week high 73745 which the company achieved on september 23rd the stock underperformed when compared to some of its competitors wednesday as danaher corp dhr rose 249 to 29443 3m co mmm fell 046 to 16666 and dentsply sirona inc xray rose 094 to 5361 trading volume 15 m eclipsed its 50day average volume of 723712 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