shares of everest re group ltd re slipped 079 to 36272 thursday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 133 to 414622 and the dow jones industrial average djia rising 114 to 3402969 everest re group ltd closed 3228 below its 52week high 39500 which the company reached on february 9th the stock demonstrated a mixed performance when compared to some of its competitors thursday as marsh  mclennan cos mmc rose 136 to 17240