Crude futures hold onto moderate gains as near-term supply concerns are partly offset by a bigger-than-expected 4.6 million barrel increase in U.S. crude stockpiles despite a drop in net imports. "April WTI crude oil is seemingly willing to discount the big build,

Oil futures posted moderate gains on supply concerns including this week’s drone strike on a pumping station for a pipeline carrying crude from Kazakhstan to the Black Sea, and some North Dakota production being shut in by the freezing weather hitting much of the U.