shares of cadence design systems inc cdns rallied 116 to 18283 tuesday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 146 to 407660 and the dow jones industrial average djia rising 109 to 3408604 the stocks rise snapped a twoday losing streak cadence design systems inc closed 1214 short of its 52week high 19497 which the company achieved on august 16th the stock demonstrated a mixed performance when compared to some of its competitors