shares of ansys inc anss rallied 183 to 30830 tuesday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 168 to 392056 and the dow jones industrial average djia rising 106 to 3215540 this was the stocks second consecutive day of gains ansys inc closed 2064 short of its 52week high 32894 which the company achieved on march 29th the stock demonstrated a mixed performance when compared to some of its competitors tuesday as microsoft corp