shares of comcast corp cl a cmcsa slid 209 to 4038 tuesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 112 to 414558 and dow jones industrial average djia falling 069 to 3305551 comcast corp cl a closed 428 short of its 52week high 4466 which the company reached on may 31st the stock demonstrated a mixed performance when compared to some of its competitors tuesday as netflix inc nflx fell 193 to 35599 walt disney co dis fell 218 to 8982 and charter communications inc cl a chtr fell 148 to 33644 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