shares of ao smith corp aos sank 043 to 6885 monday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 037 to 412451 and the dow jones industrial average djia rising 098 to 3360115 ao smith corp closed 302 below its 52week high 7187 which the company reached on february 2nd trading volume 859711 remained 326881 below its 50day average volume of 12 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