shares of american electric power co inc aep inched 033 higher to 8599 tuesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 101 to 430476 and dow jones industrial average djia falling 142 to 3359661 this was the stocks third consecutive day of gains american electric power co inc closed 567 below its 52week high 9166 which the company achieved on january 21st the stock demonstrated a mixed performance when compared to some of its competitors tuesday as dominion energy inc d rose 028 to 7937 duke energy corp duk fell 036 to 9945 and southern co so rose 082 to 6429 trading volume 23 m remained 711309 below its 50day average volume of 30 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