Stock Market Kicks Off Post-Holiday Trading with AI Momentum and Key Corporate Moves

U.S. stock markets have resumed normal trading hours today, Friday, December 26, 2025, following the Christmas Day holiday, with investors keen to extend the bullish momentum that closed out the shortened trading week. Major indices ended Wednesday's session at fresh record highs, fueled by robust artificial intelligence (AI) sector performance and encouraging economic data. As markets opened this morning, premarket futures indicated a mixed to slightly subdued start, with the Dow Jones Industrial Average ( ...