shares of nov inc nov slipped 158 to 1305 thursday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 058 to 447000 and dow jones industrial average djia falling 054 to 3521312 the stocks fall snapped a fourday winning streak nov inc closed 497 short of its 52week high 1802 which the company reached on may 18th the stock demonstrated a mixed performance when compared to some of its competitors thursday as schlumberger ltd slb fell 112 to 2813 baker hughes co bkr fell 027 to 2230 and drilquip inc drq fell 254 to 2337 trading volume 25 m remained 21 million below its 50day average volume of 46 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