shares of weyerhaeuser co wy sank 020 to 3408 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 weyerhaeuser co closed 329 below its 52week high 3737 which the company reached on august 16th trading volume 20 m remained 24 million below its 50day average volume of 44 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