shares of howmet aerospace inc hwm slipped 089 to 3906 tuesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 040 to 382414 and dow jones industrial average djia falling 003 to 3313637 the stocks fall snapped a twoday winning streak howmet aerospace inc closed 072 short of its 52week high 3978 which the company achieved on december 13th the stock underperformed when compared to some of its competitors tuesday as berkshire hathaway inc cl a brka rose 017 to 46952500 berkshire hathaway inc cl b brkb rose 033 to 30991 and transdigm group inc tdg fell 062 to 62577 trading volume 21 m remained 10 million below its 50day average volume of 31 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