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ETFs · 03.23.26

GUNR: FlexShares® Morningstar Global Upstream Natural Resources Index Fund

Chris Huemmer explains how GUNR (the FlexShares® Morningstar Global Upstream Natural Resources Index Fund) provides equity‑based exposure to natural resources and how that approach fits within investor portfolios.

Christopher G. Huemmer
Director of ETF & Funds Strategy

Summary

GUNR delivers diversified equity exposure to upstream natural resource companies that produce the essential inputs powering the global economy.

By emphasizing producers rather than processors or distributors, the strategy seeks broader resource diversification while staying closely tied to real asset demand.

GUNR’s equity-based approach can serve as an accessible way to incorporate real asset exposure within an equity portfolio.

Question: What is GUNR and what does it do?

 

Chris Huemmer: GUNR provides equity-based exposure to global upstream natural resource companies. It’s designed to give investors access to businesses that operate at the beginning of the natural resources supply chain, including companies involved in the exploration, production, and extraction of energy, metals, agriculture, and other essential inputs.

 

By focusing upstream, GUNR seeks to capture the price and growth dynamics that can emerge as global demand for natural resources rises. These companies are often more directly linked to changes in commodity prices than downstream businesses that process, brand, or distribute finished goods.

 

GUNR is built for investors seeking long-term growth potential with diversification and inflation awareness. Rather than using commodity futures, the fund employs an equity-based approach, which may offer diversification benefits, income potential, and a more accessible way to incorporate real asset exposure within an equity portfolio.

Index Requirements

Q: Why focus on upstream natural resource companies?

 

CH: Because pricing power often originates upstream. When global demand for energy, food, and materials rises, price pressures typically emerge first at the resource level. Upstream companies supply the raw inputs that downstream businesses depend on, which can allow them to benefit earlier in the cycle as prices adjust.

 

Focusing upstream helps maintain a direct link to the drivers of global demand. By emphasizing producers rather than processors or distributors, GUNR seeks to avoid sector concentration risks that can develop in traditional natural resource strategies and to broaden exposure across multiple resource categories, while staying closely tied to the underlying economics of resource scarcity and growth.

 

Q: How does GUNR help address inflation risk?

 

CH: Inflation pressures often begin with rising demand for real assets. Population growth and rising incomes increase consumption of energy, food, and materials over time. As demand for these essential inputs grows, prices may rise as well, which can help offset some of the purchasing power erosion associated with inflation.

 

GUNR is positioned as an intermediate- to long-term allocation aligned with these structural trends. By investing in upstream natural resource companies, the strategy maintains a direct link to the underlying drivers of global demand rather than relying on short-term price movements.

 

Because GUNR uses an equity-based approach, it offers a different inflation response profile than commodity futures. Investors may benefit from both price appreciation and the operating results of the companies involved, while preserving exposure to real asset dynamics within an equity framework.

 

Q: How is GUNR different from futures-based commodity strategies?

 

CH: The structure is fundamentally different. Futures‑based commodity strategies rely on rolling contracts, which can introduce additional costs, complexity, and return drag over time. GUNR avoids these mechanics by investing directly in publicly traded companies that operate upstream in natural resource markets. This equity‑based approach may be more efficient and easier to integrate within traditional portfolio frameworks.

 

GUNR also offers a broader return profile than price‑only commodity exposure. By investing in operating companies rather than contracts, the strategy provides access to businesses that can generate cash flow, reinvest for growth, and potentially pay dividends. It also allows exposure to sectors and industries that may not be available through commodity futures markets, while maintaining a clear link to real asset dynamics.

 

Q: What role does diversification play in the strategy?

 

CH: Diversification is a core design feature of GUNR. The strategy spans multiple natural resource sectors and geographies, helping to reduce overconcentration in any single commodity, industry, or region. Rather than making a narrow bet on one resource or market, GUNR reflects a global view of resource demand across energy, metals, agriculture, and other essential inputs.

 

This diversified structure supports more balanced exposure across economic environments. Different resources can respond differently to inflation, supply constraints, and shifts in global growth. Within a broader equity allocation, GUNR can introduce differentiated drivers of return that are less dependent on traditional growth or interest rate dynamics, which may be particularly valuable during periods when real asset demand plays a larger role in market outcomes.

 

Q: Where does GUNR fit in a portfolio?

 

CH: Most often we see GUNR positioned as a strategic satellite allocation designed to complement core equity holdings. It adds exposure to global real asset themes that tend to be underrepresented in traditional stock and bond portfolios. It can also be used within an inflation-aware equity sleeve or as part of a broader real assets or alternatives allocation.

 

GUNR may be suitable for investors seeking long-term growth potential alongside diversification benefits, particularly those concerned about inflation, resource constraints, or rising global demand. As with any allocation, position sizing should align with client objectives, risk tolerance, and overall portfolio construction.

Christopher Huemmer

Director, ETF Product Management

Christopher Huemmer is director of ETF product management at Northern Trust Asset Management. He is responsible for equity strategy and provides equity-product development, investment strategy and ETF-related product expertise to the team. Christopher leverages the firm’s portfolio management and construction skill sets to identify and develop ETF investment strategies.

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    IMPORTANT INFORMATION

    Before investing, carefully consider the investment objectives, risks, charges, and expenses. This and other information is in the prospectus and a summary prospectus, copies of which may be obtained by visiting www.flexshares.com or calling 855-353-9383. Read the prospectus carefully before you invest. Northern Funds Distributors, LLC, distributor. Northern Funds Distributors, LLC and FlexShares are not affiliated with Northern Trust.

    Foreside Fund Service, LLC, distributor. FlexShares and Foreside are not related.

    An investment in FlexShares is subject to numerous risks, including possible loss of principal.

    FlexShares® Morningstar Global Upstream Natural Resources Index Fund (GUNR) is passively managed and uses a representative sampling strategy to track its underlying index. Use of a representative sampling strategy creates Tracking Risk where the Fund’s performance could vary substantially from the performance of the underlying index along with the risk of high portfolio turnover. 

    All data provided by: Northern Trust, J.P. Morgan, Rimes, Morningstar and Refinitiv.

    As with any investment, you could lose all or part of your investment in a FlexShares ETF, and the ETF’s performance could trail that of other investments. An ETF is subject to certain risks, including the principal risks notes below, any of which may adversely affect the ETF’s net asset value (“NAV”), trading price, yield, total return and ability to meet its investment objective. 

    For more complete information on the Fund’s Principal Risks, please read the prospectus and summary prospectus, including all principal risk information such as: Equity Securities Risk, Depositary Receipts Risk, Emerging Markets Risk, Geographic Risk (UK Investment) and other principal risks.

    Authorized Participant Concentration Risk is the risk that the Fund may be adversely affected because it has a limited number of institutions that act as authorized participants.

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    Market Trading Risk is the risk that the Fund faces because its shares are listed on a securities exchange, including the potential lack of an active market for Fund Shares, losses from trading in secondary markets, periods of high volatility and disruption in the creation/redemption process of the Fund. 

    Weighted Average Beta is calculated by taking the weight of the stock, which is the amount of money invested in the stock, divided by the total amount invested. Calculating the weighted average beta of a portfolio allows you to potentially measure the overall risk of your portfolio.

    ANY OF THESE FACTORS MAY LEAD TO THE FUND’S SHARES TRADING AT A PREMIUM OR DISCOUNT TO NAV.