shares of wr berkley corp wrb slipped 033 to 7234 wednesday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 075 to 385297 and the dow jones industrial average djia rising 040 to 3326977 wr berkley corp closed 465 below its 52week high 7699 which the company achieved on december 1st the stock underperformed when compared to some of its competitors wednesday as chubb ltd cb rose 164 to 22440 progressive corp pgr rose 085 to 13124 and travelers cos inc trv rose 006 to 18723 trading volume 16 m eclipsed its 50day average volume of 13 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