Pioneer Natural Resources Profit Slumps On Higher Costs, Derivative Loss Pioneer Natural Resources Profit Slumps On Higher Costs, Derivative LossSource: EP MAGPublished on 2018-08-07August 7, 2018/by http://signaloil.wpengine.com/wp-content/uploads/2015/10/Signal-Oil-logo-red-300x32.png 0 0 http://signaloil.wpengine.com/wp-content/uploads/2015/10/Signal-Oil-logo-red-300x32.png 2018-08-07 20:19:002018-08-07 20:19:00Pioneer Natural Resources Profit Slumps On Higher Costs, Derivative Loss