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Micron hits $1 trillion market value as AI chip boom fuels semiconductor rally

UBS upgrade and surging demand for AI memory chips send shares in the US-based Micron sharply higher, cementing its place among Wall Street’s trillion-dollar tech giants.

by Sorab G
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Micron Technology has become the latest company to join Wall Street’s trillion dollar club, as investors pile into semiconductor stocks tied to the artificial intelligence (AI) boom. UBS nearly tripled its price target, fuelling investor optimism around Micron’s role in the agentic AI boom.

Shares in Micron Technology surged 19% on Tuesday, pushing the Idaho-based memory chipmaker above a $1tn market valuation for the first time. The rally followed an aggressive upgrade from UBS, which sharply raised its target price on the stock, citing tightening supply and booming demand for AI memory chips.

Micron, long known for producing DRAM and NAND memory used in computers and smartphones, has emerged as a major beneficiary of the generative AI race. Its high-bandwidth memory chips are increasingly essential for AI servers and data centres powering systems built by companies such as Nvidia.

The US tech company now joins a small group of trillion dollar technology companies that includes Nvidia, Apple, Microsoft and Alphabet.

AI demand driving chipmakers

  • Micron is part of a new wave of semiconductor firms benefiting from the AI race, alongside SK Hynix and Samsung, which have also raised prices amid a global memory shortage.
  • The surge reflects investor appetite for companies supplying central processing units and memory needed to run agentic AI workloads, a space once dominated by Nvidia.

Wider industry context

  • Intel has rebounded sharply, rising more than sixfold after missing the early AI rally, aided by US government investment.
  • Qualcomm, AMD and Marvell Technology have also hit record highs, underscoring the sector‑wide boom.
  • Just weeks ago, Micron had surpassed $700bn in market value, highlighting the speed of its ascent.

Outlook

Micron’s entry into the trillion‑dollar tier cements its position among the most valuable US technology firms. Analysts argue that AI‑driven structural shifts in memory demand could sustain elevated valuations, though supply constraints and competition from Asian peers remain challenges.

UBS forecasts that supply shortages in key memory markets could persist into 2028.

The milestone caps a dramatic turnaround for Micron after a difficult period following the post-pandemic slump in consumer electronics demand. The company’s shares have risen more than eightfold over the past year,

by Sorab G