Three Major US Memory Stocks Rebound on AI Demand
SanDisk, Western Digital and Micron are all part of the memory and data-storage supply chain, benefiting as cloud providers increase spending on AI infrastructure. Generative AI is driving demand for data-center storage capacity and high-bandwidth memory, drawing attention to the outlook for the three companies and potential spillover effects on Taiwan-listed memory stocks.
As of July 20, 2026, shares of SanDisk, Western Digital and Micron had rebounded in tandem after an earlier pullback, with the market attributing the momentum to growth in AI workloads. The reports provided did not disclose the gains in individual stocks, trading values or exact rebound dates. Attention is now turning to whether Taiwan’s memory and storage supply-chain stocks will follow them higher.
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The history behind this eventMicron and SanDisk Hit Record Highs as Analysts See AI Demand Running Through 2030
Generative AI training, inference and AI agents all require vast amounts of DRAM, HBM and NAND storage capacity, shifting the memory industry from cyclical expansion to structural growth. IDC says “this time is different,” while analysts expect demand to rise exponentially and tight supply could persist through the end of 2030.
Micron and SanDisk both closed at record highs on Monday, with Micron shares topping $1,000 for the first time. Melius initiated coverage of Micron with a Buy rating and a $700 price target. SanDisk has risen nearly 30-fold in the roughly 14 months since its spinoff and listing, reflecting continued upward revisions to market expectations for AI memory and storage demand.
SanDisk Shares Soar More Than 41-Fold on AI Demand, Market Value Tops $200 Billion
The expansion of generative AI data centers has boosted demand for high-bandwidth memory and enterprise storage equipment, putting SanDisk's flash-memory business in the spotlight. Investors are betting on tighter supply and demand conditions and higher prices, viewing the rally as part of an AI-driven memory supercycle. Micron, Samsung Electronics and SK hynix have also benefited.
As of July 2026, SanDisk shares had risen more than 41-fold in one year, with some calculations putting the gain at about 3,600%. Its market capitalization had surpassed $200 billion. Despite the sharp rally, analysts cited in related coverage said the stock was not yet overvalued, reflecting expectations that continued AI infrastructure investment would support demand for memory and storage equipment.
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