shares of williams cos wmb slipped 257 to 3338 friday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 033 to 3450903 and the sp 500 index spx falling 010 to 450542 williams cos closed 241 below its 52week high 3579 which the company reached on august 25th trading volume 59 m remained 21 million below its 50day average volume of 80 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