Columbia Threadneedle Investments, an investment management company, released its fourth-quarter 2025 investor letter for “Columbia Global Technology Growth Fund”. A copy of the letter can be downloaded here. Markets advanced modestly higher in Q4 2025, with the S&P 500 returning 2.66%, the Nasdaq 100 gaining 2.47%, and the Dow Jones Industrial Average leading with a 4.03% return. This period saw a shift in leadership towards large-cap value stocks as investor sentiment was influenced by the Federal Reserve's ongoing rate cuts amid cooling inflation and the maturation of AI investments. Against this backdrop, the Fund Institutional Class shares returned 1.97%, outperforming the S&P Global 1200 Information Technology Index’s 3.21% return. Heading into 2026, the U.S. economy appears to be steadily expanding, bolstered by strong demand and policy measures designed to promote sustained growth. In addition, you can check the fund’s top 5 holdings for its best picks for 2025.

In its fourth-quarter 2025 investor letter, Columbia Global Technology Growth Fund highlighted Micron Technology, Inc. (NASDAQ:MU) as a notable contributor. Micron Technology, Inc. (NASDAQ:MU) is a leading manufacturer of memory and storage products. On March 26, 2026, Micron Technology, Inc. (NASDAQ:MU) closed at $355.46 per share. One-month return of Micron Technology, Inc. (NASDAQ:MU) was -13.80%, and its shares gained 301.92% over the past 52 weeks. Micron Technology, Inc. (NASDAQ:MU) has a market capitalization of $400.86 billion.

Columbia Global Technology Growth Fund stated the following regarding Micron Technology, Inc. (NASDAQ:MU) in its fourth quarter 2025 investor letter:

"Micron Technology, Inc. (NASDAQ:MU) surged during the quarter as, like TSM, the memory-chip leader received overwhelming validation of insatiable AI demand from key customers. As part of blowout quarterly results, management announced that the company’s entire 2026 production of advanced memory chips had been sold out, with pricing and volume agreements locked in through the following year. Micron now projects a $100 billion total addressable market for its leading memory chips by 2028, pulling forward its revenue target by two years from 2030. In addition to the evidence of strongly accelerating demand, the company also announced plans to exit its lower-margin consumer segment and reprioritize manufacturing to strategic AI accounts. Shares of Micron more than tripled during 2025."

Micron Technology, Inc. (NASDAQ:MU) ranks 17th on our list of 40 Most Popular Stocks Among Hedge Funds Heading Into 2026. According to our database, 137 hedge fund portfolios held Micron Technology, Inc. (NASDAQ:MU) at the end of the fourth quarter, up from 105 in the previous quarter. While we acknowledge the potential of Micron Technology, Inc. (NASDAQ:MU) as an investment, we believe certain AI stocks offer greater upside potential and carry less downside risk. If you're looking for an extremely undervalued AI stock that also stands to benefit significantly from Trump-era tariffs and the onshoring trend, see our free report on the best short-term AI stock.

In another article, we covered Micron Technology, Inc. (NASDAQ:MU) and shared a list of fastest growing edge computing stocks to buy. In addition, please check out our hedge fund investor letters Q4 2025 page for more investor letters from hedge funds and other leading investors.

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Disclosure: None. This article is originally published at Insider Monkey.