shares of altria group inc mo slumped 034 to 4409 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 070 to 446771 and dow jones industrial average djia falling 054 to 3512336 altria group inc closed 402 short of its 52week high 4811 which the company achieved on february 17th the stock underperformed when compared to some of its competitors wednesday as philip morris international inc pm fell 003 to 9712 trading volume 53 m remained 23 million below its 50day average volume of 76 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