Stock Market Holiday Schedule 2026 Memorial Day Trading Hours and Closures Kevin Warsh Set to Assume Federal Reserve Chairmanship in White House Ceremony US Prioritizes American AI Integration in Asia Following TrumpXi Meeting Senior Official Says US Stock Market Holidays Are SP 500 Nasdaq Closed for Trading on Memorial Day SpaceX IPO Speculation Jim Cramer Weighs In on Potential Investment Micron Stock Hits Milestone as UBS Sets Ambitious Price Target on Strong Memory Chip Demand Lenovo Shares Surge Over 15 After Record Earnings as AI Revenue Nearly Doubles