Semiconductor Stocks Today: Nvidia, Micron, Broadcom and Intel Rise in Premarket as AI-Memory Boom Meets China Export Review (Dec. 19, 2025)
NEW YORK — December 19, 2025 (US premarket): Semiconductor stocks are back in the driver’s seat Friday morning, with investors balancing two powerful (and competing) forces: Micron’s blowout AI-memory outlook, which is reinforcing the “AI infrastructure is still real” narrative,