shares of activision blizzard inc atvi dropped 059 to 7555 monday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 005 to 413812 and the dow jones industrial average djia falling 017 to 3361869 activision blizzard inc closed 1146 below its 52week high 8701 which the company reached on april 25th