ARM Holdings Surges to AllTime High on AI CPU Demand Raising Valuation Questions SP 500 Notches Fresh Gains as Tech Surge Offsets Energy Slump US Productivity Growth Slows in Q4 While Labor Costs Accelerate US Productivity Growth Slows in Q4 as Unit Labor Costs Accelerate Natural Gas Faces Headwinds as APAC Flows and Storage Competition Reshape Market Dynamics OpenAIs Potential IPO Could Be RecordBreaking Industry Watchers Suggest TrumpXi Summit Yields Deals on Soybeans and Rare Earths as China Highlights Tariff Reductions