shares of weyerhaeuser co wy slid 049 to 3220 tuesday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 031 to 3373396 and the sp 500 index spx falling 007 to 401695 the stocks fall snapped a twoday winning streak weyerhaeuser co closed 1084 short of its 52week high 4304 which the company achieved on february 9th trading volume 31 m remained 639966 below its 50day average volume of 37 m