How Microsoft’s (MSFT) OpenAI Partnership Is Bringing in a New Wave of Customers

Ironvine Capital Partners, an investment management company, released its Q4 2025 investor letter. A copy of the letter can be downloaded here. Ironvine Capital Partners emphasized in its latest investor letter that long-term equity returns are ultimately driven by underlying earnings growth, noting that businesses held across its portfolios increased earnings between 12% and 16% in 2025, while holdings have compounded profits at roughly 15%–18% annually over the past nine years. The firm expects another year of mid-teens earnings growth across its companies in 2026, supported by durable competitive advantages, reinvestment opportunities, and structural industry tailwinds. Performance for the Ironvine Concentrated Equity Composite returned 11.27% in 2025, compared with 17.88% for the S&P 500 Index, while the Ironvine Core Equity Composite gained 9.68% during the year. The letter highlighted several major portfolio holdings benefiting from trends such as cloud computing expansion, aerospace maintenance demand, datacenter and semiconductor growth tied to artificial intelligence, resilient credit markets, the continued digitization of payments, and the global need for enterprise software and risk-management services. Despite acknowledging uncertainties ranging from regulatory developments to cyclical industry conditions, the firm remains confident that owning durable, high-quality businesses with strong reinvestment opportunities can generate double-digit long-term returns even if market valuations moderate. Please review the Portfolio’s top five holdings to gain insights into their key selections for 2025.

In its fourth-quarter 2025 investor letter, Ironvine Capital Partners highlighted stocks like Microsoft Corporation (NASDAQ:MSFT). Microsoft Corporation (NASDAQ:MSFT) is a global technology leader driven by its cloud computing platform Azure, enterprise software products, and expanding artificial intelligence initiatives. The one-month return of Microsoft Corporation (NASDAQ:MSFT) was -2.49% while its shares traded between $344.79 and $555.45 over the last 52 weeks. On March 19, 2026, Microsoft Corporation (NASDAQ:MSFT) stock closed at approximately $389.02 per share, with a market capitalization of about $2.89 trillion.

Ironvine Capital Partners stated the following regarding Microsoft Corporation (NASDAQ:MSFT) in its Q4 2025 investor letter:

Microsoft Corporation (NASDAQ:MSFT) is a crucial partner for millions of businesses, governments, and other institutions around the globe. Its reach is broader than any other enterprise software provider in the world with roughly 1.4 billion Windows customers, a quarter of which are paying subscribers to its Office 365 productivity apps. It also holds the second largest share of the cloud computing market behind AWS and is growing faster, thanks in part to the strategic partnership CEO Satya Nadella architected to power OpenAI’s ChatGPT and enterprise workloads. In addition to a significant equity stake in the company, this relationship has created a valuable source of new customers as many of the early enterprise adopters of OpenAI’s tools were not historically Microsoft cloud customers. Demand for Microsoft’s server fleet continues to be robust, with Azure growth accelerating in recent quarters (Click here to read the full text).

How Microsoft's (MSFT) OpenAI Partnership Is Bringing in a New Wave of Customers

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Microsoft Corporation (NASDAQ:MSFT) is in second position on our list of 40 Most Popular Stocks Among Hedge Funds Heading Into 2026. As per our database, 312 hedge fund portfolios held Microsoft Corporation (NASDAQ:MSFT) at the end of the fourth quarter, which was 312 in the previous quarter. While we acknowledge the risk and potential of Microsoft Corporation (NASDAQ:MSFT) as an investment, our conviction lies in the belief that some AI stocks hold greater promise for delivering higher returns and doing so within a shorter time frame. If you are looking for an AI stock that is more promising than Microsoft Corporation (NASDAQ:MSFT) and that has 10,000% upside potential, check out our report about this cheapest AI stock.

In another article, we covered Microsoft Corporation (NASDAQ:MSFT) and shared the list of best long term stocks to invest in according to billionaires. 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.