Micron Technology (MU) has reported a significant earnings beat for its fiscal fourth quarter, resulting in a substantial surge in its stock price. Shares of Micron jumped 15% in after-hours trading, reaching nearly $110, and are up 27% from recent lows. The company also raised its guidance for fiscal year 2025, projecting improved profitability and strong demand driven by AI and data center markets. Micron's Q1 revenue forecast topped estimates, and the company expects the HBM market to grow significantly, with a total available market (TAM) of over $25 billion by 2025. After five straight quarters of losses, Micron has now posted back-to-back quarters of over 100% annual EPS growth. Analysts have responded positively, with several raising their price targets for Micron stock. The broader semiconductor sector also saw gains, with notable increases in stocks like NVIDIA and Intel.