OPKO Health Q1 2026 Earnings Narrowed Loss Beats Estimates Stock Climbs Ellington Residential Mortgage REIT Publishes Q4 2025 Earnings Transcript Natural Gas Prices Decline as Market Anticipates Storage Build xAI Faces Employee Payment Delays Over 420 Tax Return Incentive BWX Technologies Q1 2026 Earnings Strong EPS Beat Overshadowed by Modest Share Decline XELB Q1 2026 Earnings Narrowed EPS Loss Surprises Estimates Stock Surges