US equity markets recent rally paused as Treasury yields ticked higher - Dow eased -114-points or -0.27%. Nvidia Corp fell -0.88% Chief Executive Officer (CEO) Jensen Huang said Monday (19 May) the company would be opening its artificial-intelligence server platform to rival chip makers but he also warned the U.S. government’s move to limit chip exports to China could hit revenue by $15B. UnitedHealth Group Inc (up +1.8%) was the leading Dow component for a third consecutive session, continuing to rebound from steep losses last week that was spurred by the departure of its CEO and reports that the health insurer faces a Department of Justice (DOJ) investigation and that saw the stock fall over >20% to hit 5-year low last Thursday (15 May).