shares of autodesk inc adsk sank 043 to 21238 monday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 004 to 446118 and dow jones industrial average djia falling 058 to 3455299 the stocks fall snapped a fourday winning streak autodesk inc closed 13201 below its 52week high 34439 which the company achieved on august 24th the stock demonstrated a mixed performance when compared to some of its competitors monday as apple inc aapl rose 085 to 16538 adobe inc adbe rose 006 to 45359 and synopsys inc snps fell 123 to 31431 trading volume 16 m remained 330806 below its 50day average volume of 20 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