AMD Stock After Hours Today (Dec. 22, 2025): Alibaba MI308 Order Buzz, China Export Crosswinds, and What to Watch Before Tuesday’s Market Open
Advanced Micro Devices Inc. (NASDAQ: AMD) ended Monday’s regular session modestly higher and then traded mostly flat after the bell—yet the headline flow around China-focused AI accelerators is setting up AMD for another potentially news-driven session when U.S. markets reopen Tuesday, Dec. 23. AMD shares closed at $214.95 (+0.71%) and were little changed in after-hours trading around $215.05–$215.08 as of roughly 6:04–6:06 p.m. ET. StockAnalysis+1 What matters now isn’t the small after-hours tick. It’s the reason AMD moved at all in a thin, holiday-shortened tape—and the fact that several catalysts (and risks) could hit premarket tomorrow. AMD stock after the