shares of verisign inc vrsn advanced 150 to 21184 thursday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 013 to 440580 and the dow jones industrial average djia falling 019 to 3489412 verisign inc closed 2272 below its 52week high 23456 which the company reached on july 12th the stock outperformed some of its competitors thursday as verizon communications inc vz fell 018 to 5537 att inc t fell 108 to 2753 and international business machines corp ibm fell 104 to 13802 trading volume 520502 eclipsed its 50day average volume of 497080 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