Micron Technology makes two types of computer memory chips: DRAM and NAND. DRAM is the fast, temporary memory inside every server, phone, and PC. NAND is the storage that holds files even when the power is off. Micron sells these chips to data centers, smartphone makers, car manufacturers, and PC companies around the world. It earns money every time a chip ships, but the price it gets for each chip swings wildly depending on how much supply is in the market and how hungry customers are for more. In 2025, Micron reorganized into four units: Cloud Memory (large data centers and all HBM), Core Data Center (mid-tier cloud and storage), Mobile and Client (phones and PCs), and Automotive and Embedded (cars and industrial devices). The diagram below traces where the money goes.

Five years of financial data tell a story of violent swings, not steady growth. Revenue was $27.7 billion in 2021, climbed to $30.8 billion in 2022, then collapsed to $15.5 billion in 2023 as chip prices cratered. The company burned through cash that year, posting a free cash flow of negative $6.1 billion and a gross margin of negative 9%. That means Micron was selling chips for less than it cost to make them. It also carried a net debt load of $4.8 billion that year, a sharp reversal from the net cash position it held in 2021 and 2022.

The recovery since 2023 has been just as dramatic as the fall. Revenue bounced back to $25.1 billion in 2024 and then hit a record $37.4 billion in 2025. Gross margin recovered to 40% in 2025, nearly matching the 2022 peak of 45%. Operating cash flow surged to $17.5 billion in 2025. The engine driving this recovery is artificial intelligence. Data centers running AI workloads need enormous amounts of memory, and Micron has been shifting its chip supply toward the highest-value products to serve them.

The clearest sign of this shift is what happened to Micron's Cloud Memory Business Unit. That unit covers large hyperscale cloud customers and all HBM sales across every data center. In 2023, it generated $1.87 billion in revenue. By 2025, it generated $13.52 billion, a jump of 257% in a single year. It went from losing 41 cents on every dollar of revenue in 2023 to earning 45 cents in profit on every dollar in 2025. No other part of the business moved that fast.

Heavy capital spending is the price of staying in this race. In 2025, Micron spent $15.86 billion on factories and equipment. That spending held free cash flow to just $1.7 billion despite $17.5 billion of operating cash coming in. Micron has committed to building new leading-edge fabs in Idaho and New York under the CHIPS Act, a U.S. law designed to bring semiconductor manufacturing back to America. The U.S. government has agreed to provide up to $6.4 billion in direct grants for those projects, plus a 35% tax credit on qualified investments. New York State has also committed up to $5.5 billion in additional support over 20-plus years. These incentives are real money, but they come with conditions.

That China ban is one of several specific risks documented in Micron's own filings. A majority of Micron's DRAM production in 2025 comes from factories in Taiwan. Any disruption to Taiwan, whether political, economic, or military, could halt a large portion of the company's output. DRAM prices have historically swung from plus 40% to minus 40% in a single year, and NAND prices have moved from plus 30% to minus 50%. In some periods those prices fell below the cost of production. That is not a hypothetical, it happened in 2023.

There is also a newer risk specific to the AI boom itself. Micron is spending heavily to produce HBM, the advanced memory that AI chips require. If demand for AI hardware weakens, or if competitors shift their HBM capacity back to conventional DRAM, the standard DRAM market could become flooded with supply and prices could crash again. The government incentive programs carry their own danger: if Micron fails to meet the investment, employment, or production milestones attached to CHIPS Act grants, it could lose the funding or be forced to repay it with interest.

Micron also decided in early 2026 to stop selling Crucial-branded products to regular consumers. For years, Crucial was how everyday people bought Micron memory and storage. Walking away from that market signals that Micron is betting its future almost entirely on data centers and AI, not on the consumer electronics cycle.