Stock Market Holiday Schedule 2026 Memorial Day Trading Hours and Closures SP 500 Edges Higher as Healthcare and Tech Lead Communication Services Lags Analyst Report Highlights Key Factors for HF Sinclair Corporation Inflation Pressures Broaden Sectors Beyond Energy and Geopolitics Show Price Reacceleration Mercury Fintech Valuation Hits 52 Billion After Funding Surge Up 49 in 14 Months Taiwan Chip Stocks Rally as Nvidia Unveils 150 Billion Spending Plans Geopolitical Tensions Escalate as Trump Rejects Irans Peace Counteroffer Risking Global Energy Markets US Productivity Growth Decelerates in Q4 as Unit Labor Costs Rise Corn Futures Slide on Thursday as Buying Momentum Fades Late in Session Wall Street Rises Dow Hits Record High as USIran Talks Take Center Stage Goldman Sachs Russias Crude Exports Remain Resilient Despite Latest US Sanctions Barclays Lifts Energy Transfer Price Target Citing Undervaluation Amid Strong Production Outlook Doncasters Revenue Surges 26 in US IPO Filing as Defense Listings Gain Momentum