shares of american international group inc aig slumped 079 to 5130 wednesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 020 to 378328 and dow jones industrial average djia falling 014 to 3027387 the stocks fall snapped a twoday winning streak american international group inc closed 1443 below its 52week high 6573 which the company reached on april 21st despite its losses the stock outperformed some of its competitors wednesday as prudential plc adr puk fell 400 to 2134 arch capital group ltd acgl fell 150 to 4796 and american financial group inc afg fell 087 to 12928true trading volume 39 m remained 688872 below its 50day average volume of 46 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