Taiwan Emerges as Key Flashpoint in TrumpXi Talks as US Arms Sales Loom US Productivity Growth Slows in Q4 as Labor Costs Accelerate Healthcare and Tech Lift SP 500 to Fresh Highs Communication Services Shed Weight UnitedHealth Group UNH Gains Hedge Fund Attention as UBS Raises Price Target on Strong Q1 Trends Bridgewater Associates Shifts Away from Enterprise SaaS Turns to AI Infrastructure and Semiconductors Marvell Stock Surges Ahead of Earnings Analysts See Potential in Custom Chips and Optical Connectivity Quantum Computing Stocks Rally as US Government Plans 2 Billion in Grants and Equity Stakes