Nvidia & Groq Skyrocket: S&P Hits New Highs on AI Chip Deal Hype! (Dec 26, 2025) The year-end trading session on December 26, 2025, saw a palpable buzz in the stock market, with the S&P 500 notching a new all-time high. The driving force behind this monumental surge? A groundbreaking partnership between AI chip titan …