shares of blackberry ltd bb slipped 838 to 514 monday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 320 to 399124 and dow jones industrial average djia falling 199 to 3224570 this was the stocks third consecutive day of losses blackberry ltd closed 1503 below its 52week high 2017 which the company reached on june 3rd the stock demonstrated a mixed performance when compared to some of its competitors monday as crowdstrike holdings inc cl a crwd fell 1281 to 14369 vmware inc vmw fell 143 to 9919 and citrix systems inc ctxs fell 097 to 10002 trading volume 96 m eclipsed its 50day average volume of 74 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