shares of carnival corp ccl shed 248 to 2552 wednesday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 016 to 435946 and the dow jones industrial average djia rising 026 to 3439072 this was the stocks second consecutive day of losses carnival corp closed 600 short of its 52week high 3152 which the company reached on june 8th the stock underperformed when compared to some of its competitors wednesday as marriott international inc