Core Insights - Micron Technology has experienced a remarkable 339% increase in stock price over the past year, driven by accelerating revenue and earnings growth due to strong demand and limited supply of memory chips [1] - Sandisk has outperformed Micron with a staggering 1,840% increase in its stock price over the same period, indicating significant gains in the memory market [2] - Both companies are benefiting from the high demand for memory chips, particularly in data centers fueled by the rise of artificial intelligence workloads [5][6] Company Performance - Micron's earnings are expected to quadruple in the current fiscal year, primarily due to a shortage of dynamic random access memory (DRAM) and NAND flash chips [5] - Micron derives 80% of its revenue from DRAM chips, which are increasingly used in AI accelerators to handle large datasets efficiently [6] - Sandisk reported a 61% year-over-year revenue increase in Q2 of fiscal 2026, reaching over $3 billion, significantly outpacing Micron's NAND revenue growth [8] Market Position - As of June last year, Sandisk held a 12% share of the global NAND flash market, slightly below Micron's 13% share, but is gaining market share in NAND flash technology [7] - The demand for both storage and compute memory chips is a major catalyst for growth in the memory industry, benefiting both Micron and Sandisk [5][6]