Stock Market Today: Futures Edge Lower as Traders Await Key Economic Data in Holiday-Shortened Week

U.S. stock futures are showing modest declines this Tuesday, December 23, 2025, as investors brace for a crucial slate of economic data releases in what is shaping up to be a holiday-thinned trading week. This cautious premarket sentiment follows a robust performance on Monday, where major indexes closed higher, largely propelled by renewed optimism in the artificial intelligence (AI) sector.Premarket Activity and Futures MovementsAs the trading day approaches, S&P 500 futures are down approximately 0.08%, ...