shares of cadence design systems inc cdns slipped 057 to 16604 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 171 to 378993 and dow jones industrial average djia falling 170 to 3018378 this was the stocks second consecutive day of losses cadence design systems inc closed 2893 below its 52week high 19497 which the company reached on august 16th despite its losses the stock outperformed some of its competitors wednesday as autodesk inc adsk fell 131 to 19242 synopsys inc snps fell 100 to 31311 and ansys inc anss fell 164 to 23542true trading volume 21 m eclipsed its 50day average volume of 16 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