Micron Technology Shares Jump 5% to $426.13 as AI-Driven HBM Demand Fuels Rally Ahead of Earnings

BOISE, Idaho — Micron Technology Inc. (NASDAQ: MU) shares surged more than 5% in recent trading, closing at $426.13 on March 13, 2026, after a strong session that saw the stock gain $20.78 or 5.13% amid continued enthusiasm for its role in supplying high-bandwidth memory (HBM) critical to artificial intelligence applications.