SP 500 Edges Higher Led by Healthcare and Technology Gains SP 500 Edges Higher as Healthcare and Tech Lead Communication Services Lags Japans Exports Extend EightMonth Growth Streak Amid Ongoing Supply Chain Challenges AI Demand Drives Supply Constraints for Lasers Fiber Optics and Optical Components Quantum Computing Stocks Surge as US Government Announces 2 Billion Funding Plan and Equity Stakes Applied Digitals Hyperscaler Deal Signals Broader AI Infrastructure Potential Wall Street Analysts Weigh in on Charles River Laboratories Mixed Sentiment Persists