AI stocks move after hours: Nvidia slips on China H200 curb as Broadcom, AMD rise
New York, Jan 16, 2026, 17:08 EST — After-hours Nvidia shares were down about 0.5% in after-hours trading on Friday, lagging other AI-linked chip names, after Reuters reported this week that Chinese customs authorities told agents its H200 chips were not permitted to enter China. Broadcom rose about 2.6% and AMD gained 1.7% in late trade. The moves matter because AI stocks are no longer trading just on demand. Policy now sits right on top of the story — tariffs, export rules, and where the next wave of data centers gets built. That hits at an awkward moment. Earnings season