AI Infrastructure stocks sit at the crossroads of two powerful forces: the global build out of physical capacity for AI and a macro backdrop where interest rates, inflation, energy prices, and earnings expectations are all under close watch. While software headlines grab attention, the critical hardware, power, and connectivity behind AI can convert demand into real cash flow. This article highlights three stocks from our AI Infrastructure Stocks screener that stand out for their role in this “picks and shovels” theme, giving you a focused shortlist to research further as markets react to shifting rate expectations, energy moves, and upcoming earnings.

Lumentum Holdings (LITE)

Overview: Lumentum Holdings is a San Jose based photonics company that supplies lasers, optical chips, and high speed modules used in cloud and AI data centers, telecom networks, and industrial manufacturing. Its products sit inside the physical infrastructure that moves data for hyperscale cloud providers and powers equipment for sectors such as semiconductors, solar, displays, and electric vehicles.

Operations: While segment data is not provided, recent disclosures show Lumentum generates hundreds of millions of US dollars in revenue from customers in the United States, Mexico, Thailand, Hong Kong, Japan, other Asia Pacific markets, other Americas, and EMEA, reflecting a broad global footprint.

Market Cap: US$62.4b

Lumentum Holdings is attracting attention because its optical chips and lasers sit at the heart of the AI data center buildout. Forecasts point to rapid earnings and revenue growth and robust returns on equity over the next few years. Analysts see meaningful upside to current pricing and highlight multi year demand from GPU heavy networks and co packaged optics. Recent inclusion in major indices has also put the stock on more radars. At the same time, investors need to weigh high valuation multiples, significant debt funding, insider selling, and a relatively new management team. These factors raise the stakes if the AI networking cycle cools or margins come under pressure later on.

AI data center demand is racing ahead, but many investors may be missing what that means for Lumentum Holdings’ balance of opportunity and risk. Before you decide how to treat this stock in your portfolio, review the 4 key rewards and 2 important warning signs

Fermi (FRMI)

Overview: Fermi Inc. is building a private power grid in Texas that aims to supply gigawatt scale, highly redundant electricity to energy hungry AI and advanced computing tenants by combining natural gas, nuclear, solar and battery storage at its behind the meter Project Matador campus.

Market Cap: US$4.2b

Fermi provides targeted exposure to the power constraint behind AI, with a management team claiming over 25 gigawatts of project experience and permits for multi gigawatt generation at Project Matador that large data center and chip tenants are actively competing to secure. Analysts have outlined scenarios with very large revenue and earnings potential later this decade, and recent engineering contracts and financing moves indicate the company is pushing the project forward even before the first long term lease is signed. At the same time, Fermi is still pre revenue, reliant on external borrowing, burning cash and facing governance disputes and dilution concerns. The key consideration is how these funding, tenant and execution risks balance against the scale of the power capacity it is assembling.

Fermi’s gigawatt scale vision and pre revenue status create a high stakes puzzle for AI power investors, and the full story only comes into focus in the 2 key rewards and 3 important warning signs (2 are major!)

Vertiv Holdings Co (VRT)

Overview: Vertiv Holdings Co builds and services the power, cooling, and thermal management systems that keep AI data centers, communication networks, and other mission critical digital infrastructure running across more than 100 countries, using brands such as Vertiv, Liebert, NetSure, Geist, and Avocent.

Operations: Vertiv generates US$7.0b of revenue in the Americas, US$2.3b in Europe, the Middle East and Africa, and US$2.4b in Asia Pacific, partly offset by US$1.0b of intersegment sales eliminations.

Market Cap: US$122.5b

Vertiv is attracting interest because it sits at the heart of AI data center power and liquid cooling, with liquid cooling already growing quickly and recent acquisitions like ThermoKey and PurgeRite extending its reach across the full thermal chain and into higher margin services. Earnings growth has been strong, margins and ROE are high, and a sizable backlog supports near term revenue visibility. However, the stock trades at a premium P/E and is exposed to concentrated AI hyperscaler demand and rising competition from large industrial peers. Investors who want exposure to AI’s physical build out may find Vertiv compelling. The key consideration is whether the quality of its growth, financial strength, and competitive position justify paying a premium valuation for this AI infrastructure company.

Vertiv’s surge in AI power and liquid cooling has many investors focused on the headline growth, but fewer are weighing what analysts are expecting next. Before you decide how premium this AI infrastructure story really is, review the analyst forecasts for Vertiv Holdings Co

The three stocks in this article are only a starting point, and the full AI Infrastructure Stocks screener includes 49 more companies with equally compelling AI infrastructure stories that you have not seen yet. Use Simply Wall St to identify and analyze the specific catalysts, capital efficiency, and AI infrastructure narratives that matter most to you so you can focus on the highest conviction ideas in this theme.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.