In this article, we will look at the top 10 High Growth Mega Cap Stocks to Buy and Hold for Next 10 Years.

By the end of 2025, the US stock market was heavily concentrated in the top 10 companies, the highest concentration since 1932, according to a Morningstar report published by Susan Dziubinski on March 4. Investors recognize this risk, especially when seen in the context of massive AI infrastructure investments.

Investors have grown concerned about how much money companies are spending on AI and what toll AI may take on various industries. Those worries have led to the rise of the “anything but AI” trade and to a rotation in the US stock market—and to in-the-red returns for most mega cap names so far in 2026.

Her analysis suggests mega cap stocks are not as attractive as they were last year. The concerns about AI spending are also valid, but there’s no one better than Nvidia’s Jensen Huang to tell us whether that’s a red flag.

Speaking at the GPU Technology Conference (GTC), Huang pointed out the massive demand for GPUs. He expects the Blackwell and Rubin line of GPUs to generate $1 trillion in revenue. This demand will eventually drive growth in the new verticals AI will create. He is confident the actual demand will be much higher.

I am certain computing demand will be much higher than that.

Susan Dziubinski, in her Morningstar article, also points out that, in the long run, stocks will outperform other asset classes, which is why staying invested is all the more important for investors. However, long-term investment can only be done in companies that not only have a strong track record but are also expected to continue growing. That is why we decided to create our list of 10 high growth mega cap stocks to buy and hold for the next 10 years.

Our Methodology

To come up with our list of 10 high growth mega cap stocks to buy and hold for the next 10 years, we only considered companies with a market cap of at least $200 billion. We then considered their growth prospects, filtering out companies with expected revenue and earnings growth rates of at least 20% over the next 5 years. We limited our final selection to companies that have recently reported noteworthy developments likely to impact investor sentiment. These stocks are also popular among analysts and elite hedge funds, and are listed in ascending order of the number of hedge funds holding them in their portfolios.

Why are we interested in the stocks that hedge funds pile into? The reason is simple: our research has shown that we can outperform the market by imitating the top stock picks of the best hedge funds. Our quarterly newsletter’s strategy selects 14 small-cap and large-cap stocks every quarter and has returned 498.7% since May 2014, beating its benchmark by 303 percentage points (see more details here).

Note: All share price data in the article is as per market close on March 24.

10. Arm Holdings PLC (NASDAQ:ARM)

On March 24, Arm Holdings PLC (NASDAQ:ARM) announced that it was introducing a new AI chip called the AGI CPU. The new chip is intended to meet the computing needs of agentic AI, a specific type of AI that can act as a virtual assistant, carrying out operations on behalf of users without requiring constant supervision or instructions.

In the past, ARM used to license its design to Nvidia and earn royalties on the sales of the chips. It is now changing the business model in a big way by building the chips itself. While this will unlock better margins, it will also require significant upfront investment. The company is working with Meta and Taiwan Semiconductor to bring this chip to market, with an expected launch later this year. On top of this, the firm is also working with server equipment manufacturers such as Quanta and Lenovo to deliver complete systems to its customers.

Arm Holdings PLC (NASDAQ:ARM) is a semiconductor design company that mainly licenses its chip designs to other companies. It was founded in 1990 and is owned by the SoftBank Group. Its corporate headquarters are in Cambridge, UK, and California, USA.

9. Palantir Technologies Inc. (NASDAQ:PLTR)

On March 25, John McPeake of Rosenblatt Securities reiterated his Buy rating on Palantir Technologies Inc. (NASDAQ: PLTR) and set a price target of $200, which implies over 25% upside from here. The update came as the company’s name was added to Donald Trump’s Golden Dome project.

The Golden Dome is a multi-layered missile defense system that will protect the USA from all sorts of missile threats, including ballistic, hypersonic, and cruise missiles. The initial estimated cost of the project is around $185 billion. The defense system is unique in the sense that it will be a space-based system, driven by low-orbit satellites and the power of AI, most likely through Palantir’s unique ontology expertise.

McPeake considers Palantir a major beneficiary of this project. According to him, the induction of the company into this project could unlock billions in revenue in the initial phase. Palantir’s Maven Smart System will provide the necessary data to the Department of War, which would drive its bullish thesis beyond 2028, as per the analyst.

Palantir Technologies Inc. (NASDAQ:PLTR) is a software company that develops and deploys data integration and analytics platforms for government agencies, defense organizations, and enterprise clients. Its notable products include Palantir Gotham, Foundry, and Apollo.