shares of sealed air corp see shed 147 to 6768 monday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 169 to 441253 and dow jones industrial average djia falling 119 to 3430808 the stocks fall snapped a threeday winning streak sealed air corp closed 305 short of its 52week high 7073 which the company reached on march 29th the stock demonstrated a mixed performance when compared to some of its competitors monday as westrock co