Walmart Stock Declines on Cautious Guidance as Elevated Gas Prices Pressure Consumer Spending NTPC Green Energy Shares Slide 4 as Q4 Profit Declines 15 YearonYear Qualcomms Rally Signals Growing Investor Confidence in AI Device Boom Wall Street Opens Higher as AI Optimism and Mideast Truce Hopes Boost Sentiment POET Technologies Stock Surges 13 on Aggressive Expansion Plans Full Truck Alliance YMM Positioning Among New Tech Stocks With Upside Potential Bond Duration Strategy May Shield Portfolios From Interest Rate Hikes