In this week's edition of The Motley Fool's energy-focused show, "Digging for Value", analysts Joel South and Taylor Muckerman discuss second-quarter earnings from National Oilwell Varco (NYSE:NOV). With phenomenal top-line growth, the market discounted this valuable supplier due to compressed margins throughout its product portfolio. Check out the video below to hear whether the contracting margins are reasons for concern or present another buying opportunity?
Joel is a University of Washington graduate and covers energy and materials for The Motley Fool. Be sure to follow The Motley Fool's energy and materials Twitter for all your energy and materials coverage. Follow @tmfenergy