Core Insights - Micron Technology reported strong financial results for the fourth quarter of fiscal year 2025, exceeding Wall Street expectations and providing robust guidance for the upcoming quarter, driven by strong demand for artificial intelligence (AI) [1][3] - The company has achieved profitability for seven consecutive quarters, with the current DRAM cycle potentially extended due to AI demand [1][9] Financial Performance - Revenue for the fourth quarter reached approximately $11.32 billion, a year-over-year increase of 46%, surpassing analyst expectations of $11.15 billion [4] - Non-GAAP diluted earnings per share (EPS) for the fourth quarter was $3.03, up 156.8% year-over-year, exceeding analyst expectations of $2.86 [4] - Adjusted operating income for the fourth quarter was $3.955 billion, a 126.6% increase year-over-year, also above analyst expectations [4] - Adjusted gross margin for the fourth quarter was 45.7%, up 9.2 percentage points year-over-year, exceeding analyst expectations of 44.1% [4] Segment Performance - DRAM revenue for the fourth quarter was $9 billion, a 27% increase quarter-over-quarter, accounting for approximately 79% of total revenue [5] - NAND revenue for the fourth quarter was $2.3 billion, a 5% increase quarter-over-quarter, making up about 20% of total revenue [5] Guidance and Future Outlook - For the first quarter of fiscal year 2026, Micron expects revenue to be around $12.5 billion, with a range of $12.2 billion to $12.8 billion, exceeding analyst expectations of $11.9 billion [8] - The company anticipates an adjusted EPS of $3.75 for the first quarter, indicating a year-over-year growth of 109.5%, which is significantly higher than analyst expectations [10] - Micron has raised its industry demand growth forecast for DRAM and NAND, expecting DRAM bit demand growth to exceed 15% and NAND bit demand growth between 10% and 15% for the year [11] Product Development and Market Position - Micron's high-bandwidth memory (HBM) revenue reached a record high in the fourth quarter, with significant growth in cloud storage business revenue [9] - The company has expanded its HBM customer base to six and anticipates that its HBM products will be fully booked for the upcoming year [12] - Micron is actively discussing specifications and supply volumes for HBM4 products, which are expected to offer higher bandwidth and lower power consumption compared to previous generations [12]