“Data center ETF” is a theme label, not a single investment strategy. Some funds focus on data-center real estate and digital infrastructure; others hold companies that supply the power and equipment used to build facilities, or target a narrower AI power architecture. Compare each fund’s mandate, selection rules, portfolio, costs and risks before deciding whether it belongs in a diversified portfolio.
What is a data center ETF?
A data center ETF is an exchange-traded fund whose stated investment approach connects its portfolio to data centers or the infrastructure that supports them. That connection can come through property owners and operators, digital-infrastructure companies, equipment suppliers, or firms tied to a specialized power system. The label alone does not tell you which of these exposures a fund holds.
ETF shares are financial securities; they are not data-center hardware. A fund’s exposure depends on its investment objective, index or other selection method, and actual portfolio.
Which ETFs invest in data centers?
These examples are drawn from official fund documents and are not an exhaustive list or a ranking. Their objectives differ, and some filings describe proposed or status-dependent funds rather than establishing that they are currently available to trade.
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| Fund | Documented approach | Document date and qualification |
|---|---|---|
| Global X Data Center & Digital Infrastructure ETF (DTCR) | Seeks to track the Solactive Data Center REITs & Digital Infrastructure Index before fees and expenses. | Prospectus dated April 1, 2026. Official prospectus |
| iShares U.S. Digital Infrastructure and Real Estate ETF (IDGT) | Seeks to track an index of U.S.-listed companies engaged in owning, operating, developing, or providing digital-data infrastructure. | Prospectus dated July 31, 2026. Official prospectus |
| VanEck Data Center Supply Chain ETF | Seeks to replicate a data-center supply-chain index. The summary describes exposure to suppliers of transmission and distribution equipment, transformers, switchgear, power electronics, and backup generation. | Summary prospectus dated June 1, 2026. Official summary prospectus |
| 800VDC AI Datacenter Ecosystem ETF (HUMM) | Seeks exposure to companies most directly linked to the 800VDC AI data-center power ecosystem. | Summary prospectus dated September 16, 2026; reports 0.49% total annual operating expenses. Official summary prospectus |
| AI Data Center REIT & Infrastructure ETF | Cited Corgi prospectus material describes AI-data-center REIT and infrastructure exposure. | Material filed March 9, 2026 includes subject-to-completion language and reports 0.40% total annual operating expenses. Confirm current listing and fund status before treating it as investable. Official filing material |
| Data Center Power & Cooling ETF | Cited Corgi prospectus material describes companies supplying power, electrical, thermal/cooling, and related engineering services to U.S. data centers. | Confirm current availability and final fund status; the cited material does not establish that it is currently investable. Official filing material |
How do data center ETFs work?
A fund’s mandate defines what it is trying to own; an index or selection process determines which companies can qualify; and the portfolio shows the exposure investors actually receive. DTCR, for example, states an objective tied to a named data-center REIT and digital-infrastructure index, while VanEck’s summary describes a supply-chain index. HUMM’s objective is narrower still, centering on the 800VDC AI data-center power ecosystem.
Those distinctions matter because a supplier can benefit from facility construction without owning or operating data-center property, while a real-estate-focused fund may have more direct exposure to leases, occupancy, and financing. A thematic name is not a reliable substitute for reading the current prospectus and holdings.
How do I compare data center ETFs?
1. Identify the exposure and mandate
Decide whether you are looking at data-center REITs and digital infrastructure, a wider group of U.S. digital-infrastructure and real-estate companies, the equipment supply chain, or a focused power-and-cooling or AI-power strategy. These are meaningfully different business exposures, not interchangeable versions of one theme.
2. Read the index or selection rules
Check how a company qualifies for the fund, whether the fund tracks an index or uses another method, and how directly the eligible businesses depend on data-center activity. The cited official summaries establish different objectives, but they do not provide a harmonized methodology comparison across all of the examples.
3. Compare current portfolios on the same date
Review each fund’s holdings, industry and geographic weights, issuer concentration, and overlap with other investments you own. Use holdings snapshots with the same as-of date. The cited documents do not provide an aligned current holdings snapshot for all these funds, so current top holdings cannot be compared from them.
4. Compare costs carefully
Use each fund’s latest prospectus to check total annual operating expenses. The HUMM summary prospectus dated September 16, 2026 reports 0.49%; the Corgi AI Data Center REIT & Infrastructure ETF material filed March 9, 2026 reports 0.40%. These are dated disclosure examples for specific funds, not category averages or a complete current fee ranking. Consider transaction costs and any brokerage charge separately.
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5. Match the risks to the business model
Think through which developments could impair the companies the fund owns: interest rates and financing for REIT-heavy exposure; customer demand, leasing, and spending by large cloud or hyperscale buyers; access to power and grid connections; construction, permitting, and project delays; and changes in technology. A fund focused on one power architecture also depends on whether customers adopt that architecture.
6. Decide what role the theme would play
Assess whether a narrow industry theme would complement or duplicate the rest of your portfolio. A data-center ETF does not by itself establish suitability for a particular investor; that depends on individual goals, time horizon, risk tolerance, and existing holdings.
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Concentration and industry-cycle risk
A focused fund can be disproportionately affected by a small number of issuers or by setbacks across one industry. HUMM’s September 16, 2026 summary prospectus describes the fund as non-diversified and says it concentrates in information technology and industrials.
Dependence on customer spending
The Corgi filing describes exposure to capital-expenditure plans and procurement by a relatively small number of large cloud, hyperscale, AI-compute, and colocation customers. If those buyers delay projects or reduce spending, demand for relevant property or equipment may be affected.
Power, grid, and project constraints
Data-center development can depend on access to electricity, utility interconnection, grid upgrades, project timing, and energy pricing. These constraints can affect construction plans and supplier demand, even when demand for computing capacity is strong.
Real-estate, financing, and operating risks
REIT and infrastructure exposure can be sensitive to interest rates and financing conditions, operating costs, occupancy, lease terms, new supply, construction, and permitting. The risks differ from those of a fund concentrated in equipment suppliers, but either strategy can be affected by delays in facility development.
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Technology adoption risk
HUMM’s strategy depends on broader adoption of 800VDC architecture. The fund’s prospectus warns that adoption could be delayed, slower than expected, or not occur, and that alternatives or changing customer needs could undermine the investment thesis.
Investment objective is not guaranteed
The 800VDC AI Datacenter Ecosystem ETF’s September 16, 2026 summary prospectus states: “There is no guarantee that the investment objective of the Fund will be achieved.”
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