shares of diamondback energy inc fang slid 096 to 12542 friday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 056 to 397099 and the dow jones industrial average djia rising 041 to 3223753 this was the stocks third consecutive day of losses diamondback energy inc closed 4353 short of its 52week high 16895 which the company reached on november 15th the stock underperformed when compared to some of its competitors friday as eog resources inc eog rose 068 to 10549 pioneer natural resources co pxd rose 161 to 19222 and devon energy corp dvn fell 032 to 4657 trading volume 24 m remained 170003 below its 50day average volume of 25 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