shares of packaging corp of america pkg shed 151 to 12861 monday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 090 to 381766 and dow jones industrial average djia falling 049 to 3275754 this was the stocks fifth consecutive day of losses packaging corp of america closed 3989 below its 52week high 16850 which the company reached on april 21st despite its losses the stock outperformed some of its competitors monday as international paper co ip fell 194 to 3492 trading volume 552155 remained 174605 below its 50day average volume of 726760 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