shares of constellation brands inc cl a stz shed 179 to 21970 wednesday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 002 to 3266184 and the sp 500 index spx falling 047 to 395139 this was the stocks second consecutive day of losses constellation brands inc cl a closed 4183 below its 52week high 26153 which the company achieved on april 21st