shares of blackrock inc blk shed 133 to 92483 tuesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 034 to 452003 and dow jones industrial average djia falling 076 to 3510000 this was the stocks second consecutive day of losses blackrock inc closed 3506 below its 52week high 95989 which the company achieved on august 30th the stock demonstrated a mixed performance when compared to some of its competitors tuesday as bank of america corp bac rose 066 to 4132 invesco ltd ivz fell 056 to 2474 and affiliated managers group inc amg fell 257 to 16241 trading volume 351757 remained 123368 below its 50day average volume of 475125 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