MidCap and SmallCap Indices Near Record Highs Technical Experts Caution Amid Rally Wall Street Futures Point to Fifth Straight Gain as AI Optimism and Lower Oil Prices Support SpaceX IPO Speculation Nvidia Earnings and Bezos on AI Bubble Key Market Drivers This Week Trainline Raises Guidance Again Amid Strong Demand Trends Applied Materials Q3 Outlook Surpasses Estimates on AI and Data Center Strength