shares of nov inc nov slipped 170 to 1853 thursday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 064 to 453741 and dow jones industrial average djia falling 067 to 3528272 this was the stocks second consecutive day of losses nov inc closed 630 below its 52week high 2483 which the company reached on january 27th the stock demonstrated a mixed performance when compared to some of its competitors thursday as schlumberger ltd slb fell 113 to 5702 baker hughes co bkr fell 245 to 3466 and halliburton co hal fell 073 to 3793 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