# 美光科技市值一度突破1兆美元（1.4兆美元）。

*semiconductor, genai · news · 2026-05-26 · Australian Financial Review*

## Key points

- 美光科技首次市值短暫超過1兆美元。
- 瑞銀將美光股價目標上調至1,625美元，為46家券商中最高。
- 美光股價單日最高飆升19.3%。
- 美光現被認定為美國最大的記憶體晶片製造商。

Micron Technology briefly topped $US1 trillion ($1.4 trillion) in market value for the first time on Tuesday, crowning a dizzying rally that has cemented America’s largest memory chipmaker as one of the standout winners of the AI boom. Micron’s shares were last up 17.4 per cent at $US881.6 after rising as much as 19.3 per cent earlier in the session, with Tuesday’s boost coming after brokerage UBS increased its price target on the stock to $US1625 from $US535 – the highest among the 46 brokerages covering the company, according to LSEG data. Loading... Reuters

**Companies:** Micron Technology
**Countries:** United States

[Read the full story on Australian Financial Review](https://www.afr.com/markets/equity-markets/micron-joins-us1trn-club-as-ai-race-powers-memory-chip-boom-20260527-p600yd)

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