Stock Market Today (Dec. 12, 2025): Global Stocks Split as AI-Fueled Tech Slumps Hit Wall Street, While Asia Rallies and Europe Fades
Global stock markets ended Friday, December 12, 2025 with a familiar late-year mix of optimism and nerves: relief that the U.S. Federal Reserve has shifted toward easier policy, and renewed anxiety that parts of the AI trade may be running ahead of profits. Overnight, Asian equities climbed—led by Japan’s record-setting rally—while Europe opened firmer but ultimately slipped as tech-linked jitters spread. In the U.S., major indexes fell sharply from recent records as investors reacted to new warnings about margins and spending in the AI ecosystem, alongside a rebound in Treasury yields. Reuters+1 Market snapshot: where major indexes finished on Dec. 12