U.S. stock futures are presenting a mixed picture this Friday, December 12, 2025, as investors grapple with lingering concerns about a potential bubble in artificial intelligence (AI) stocks, even as the broader market continues to digest the Federal Reserve's recent interest rate cut. While Dow Jones Industrial Average futures are pointing higher, S&P 500 and Nasdaq 100 futures are showing slight declines in premarket trading, indicating a cautious start to the day.Premarket Activity and Futures MovementsA ...