Micron (MU) Stock Surges 30% Weekly Amid AI Memory Demand

Micron (MU) stock increased significantly, closing in on its seventh consecutive intraday record high with a weekly gain exceeding 30%. The stock has risen 120% since its low on March 30 and nearly 1,000% since April 8, 2025. It has achieved 28 intraday records this year, resulting in a market value increase of $437 billion, bringing its total valuation to approximately $800 billion. Currently, Micron ranks as the fourth-largest chip stock, following Nvidia (NVDA), TSMC (TSM), and Broadcom (AVGO), and is 13th in the S&P 500.