Micron Hits $1 Trillion Market Cap on AI Memory Boom, May 31

Micron Technology crossed $1 trillion in market value this week, becoming the third memory chipmaker to hit the milestone after Samsung and SK Hynix. The stock closed at $971 on May 30, up 5.14% for the day and 240% year-to-date. AI demand for high-bandwidth memory is the driver, with Micron’s entire 2026 HBM output already committed under long-term customer contracts. This matters because tight memory supply could sustain Micron’s pricing power and margins as hyperscalers spend over $725 billion on AI infrastructure in 2026.

Why Memory Became the AI Bottleneck

AI systems need more than just processing power. Nvidia GPUs and other AI accelerators require massive amounts of data fed to them at high speed, which is where memory comes in. Micron makes two key types: DRAM for fast temporary storage and high-bandwidth memory (HBM), which stacks multiple chips to reduce the distance data travels. As AI models grow larger and more complex, demand for HBM has exploded, shifting focus from GPU makers to memory suppliers.

Goldman Sachs Bets Big on Micron’s Growth

Goldman Sachs increased its Micron stake by 40.77% in Q1 2026, buying 3.6 million shares worth $1.2 billion. The firm now holds 12.6 million shares valued at over $4.2 billion. This institutional backing reflects confidence in Micron’s role in the AI supply chain. Micron is positioned as a pick-and-shovel play in the AI infrastructure buildout, similar to how suppliers benefited during past tech booms.

Analyst Targets Signal More Upside Ahead

UBS tripled its price target to $1,625 this week, up from $535, citing continued sales growth and pricing power as big tech companies lock in long-term HBM contracts. At the current price of $971, this implies 67% upside. Consensus among 73 analysts is a Buy rating. Micron’s fully booked 2026 capacity signals how tight the HBM market has become. With Meyka rating the stock B+ and earnings expected to grow 74% next year, the data points to sustained momentum.

Valuation Concerns Temper the Rally

Micron trades at a P/E of 45.91 and is 259% above estimated fair value according to analyst models. The stock’s RSI sits at 78.11, indicating overbought conditions. While the AI demand story is real, the current valuation leaves little room for disappointment. Meyka’s 12-month forecast of $218.20 sits 77% below today’s price, suggesting the market is pricing in aggressive growth assumptions.

Final Thoughts

Micron’s $1 trillion milestone reflects genuine AI demand, not hype. With 2026 HBM sold out and UBS targeting $1,625, the stock has room to run. However, at 45x earnings and overbought technicals, investors should wait for a pullback before adding positions.

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The content shared by Meyka AI PTY LTD is solely for research and informational purposes.  Meyka is not a financial advisory service, and the information provided should not be considered investment or trading advice.