shares of comcast corp cl a cmcsa shed 625 to 3346 tuesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 432 to 393269 and dow jones industrial average djia falling 394 to 3110497 the stocks fall snapped a twoday winning streak comcast corp cl a closed 2739 below its 52week high 6085 which the company achieved on september 14th the stock demonstrated a mixed performance when compared to some of its competitors tuesday as walt disney co dis fell 398 to 11176 rogers communications inc cl b rci fell 271 to 4126 and dish network corp cl a dish fell 653 to 1833 trading volume 359 m eclipsed its 50day average volume of 227 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