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SK Hynix and Micron Hit $1 Trillion Market Cap as AI Memory Chip Demand Surges

Two major memory chipmakers have crossed the $1 trillion market capitalization threshold as artificial intelligence applications continue to drive unprecedented demand for advanced memory components.

SK Hynix, a South Korean company that supplies high-bandwidth memory (HBM) chips to AI heavyweight Nvidia, and American chipmaker Micron have both joined the exclusive trillion-dollar valuation club, reflecting the critical role memory semiconductors play in powering generative AI systems.

High-bandwidth memory chips are essential components in AI data centers, where they handle the massive data throughput required for training large language models and running inference operations. As companies race to build out AI infrastructure, demand for these specialized chips has far outpaced supply.

The milestone underscores how the AI boom is benefiting not just chip designers like Nvidia and AMD, but the entire semiconductor supply chain—particularly makers of the memory and storage technologies that enable modern AI workloads.

Sources