shares of wr berkley corp wrb inched 056 higher to 6801 monday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 106 to 411041 and the dow jones industrial average djia rising 071 to 3238134 wr berkley corp closed 431 short of its 52week high 7232 which the company achieved on june 7th the stock demonstrated a mixed performance when compared to some of its competitors monday as arch capital group ltd acgl rose 123 to 4709 alleghany corp y rose 003 to 84125 and american financial group inc afg rose 111 to 13339 trading volume 870065 remained 320063 below its 50day average volume of 12 m editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use