Harvesting value: The case for natural resource equities

Harvesting value: The case for natural resource equities

Harvesting value: The case for natural resource equities

Tyler Rosenlicht

Portfolio Manager, Global Infrastructure

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24 minute read

March 2025

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Natural resource equities are a long-term portfolio essential, offering strong returns, diversification and inflation protection—compelling features in today’s shifting economic landscape.

KEY TAKEAWAYS

  • Resource equities merit a permanent portfolio allocation
    Resource equities have historically delivered returns similar to the broad global equity market while providing diversification and a potential defense against inflation.
  • Well positioned for a transformative environment
    Valuations relative to global equities are near their lowest in a generation, and we expect strong outperformance amid tight commodity supply and rising demand.
  • An optimized risk/reward approach for better outcome
    Our risk-efficient framework for portfolio construction enhances returns and reduces volatility. Active management presents opportunities to increase returns further

Resource equities merit a permanent portfolio allocation

The case for allocating to natural resource equities is becoming more widely accepted among investors. Resource equities represent ownership interests in companies involved in the extraction, production and processing of commodities and natural resources. The diverse asset class is composed of three distinct sectors—agriculture, energy, and metals & mining—each with independent dynamics (Exhibit 1).

Natural resource assets are linked to critical (and often depleting) resources, and the industries represented in the investment universe frequently enjoy barriers to entry due to finite supply and high capital intensity. Companies’ fundamentals are generally correlated to the underlying commodities they produce, allowing resource equity investments to serve as a complement to commodities. However, they tend to perform well at different points in the economic cycle and have a lead/lag relationship with commodity futures. Further, the equity universe offers the ability to access themes that are not available via commodity futures (such as uranium, iron ore and potash).

EXHIBIT 1
Natural resources represent a broad expanse of the economy

The natural resource equity value chains

Natural resources represent a broad expanse of the economy
Inflation sensitivity: A key advantage of resource equities

In the decade leading up to the Covid pandemic, there was little need for portfolio inflation sensitivity. And in today’s post-pandemic world, many investors assume inflation is once again in the rearview mirror. But since 1979 (when inflation expectation survey data became available), inflation has exceeded expectations roughly half the time—and the magnitude of the surprise has historically been high (Exhibit 2). So, while it is difficult to know where inflation will be a year from now, we believe it is prudent to have some insurance to protect against the 45% probability that inflation will surprise to the upside in any given year.

EXHIBIT 2
Inflation frequently surprises to the upside

Realized inflation minus expectation

Inflation frequently surprises to the upside

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While resource equities are components in broad stock market indexes, compelling reasons exist for a dedicated, strategic allocation. Natural resource equities have historically offered equity-like returns and higher sensitivity to inflation than stocks and bonds, offering the potential to outperform during periods in which both stocks and bonds underperform (Exhibit 3).

EXHIBIT 3
Resource equities offer defense against inflation

Annualized real return comparison

Resource equities offer defense against inflation Annualized real return
comparison

The distinct drivers of risk and return for the three natural resource sectors and fourteen subsectors—commodity supply and demand—result in low correlations with stocks and bonds, as well as with each other. An allocation can, therefore, provide valuable portfolio diversification benefits.

Enhanced portfolio returns without added volatility

Adding a dedicated allocation to natural resource equities has historically improved a broad equity market portfolio (Exhibit 4). Most notably, similar to other real assets categories, returns for natural resource equities have shown attractive levels of sensitivity to inflation, particularly when inflation rises more than expected.

With payoffs that are commonly unsynchronized with the broad market, the addition of a strategic resource equities allocation can improve overall portfolio returns—without adding to volatility, and effectively maintaining a portfolio’s Sharp ratio.

In short, there is no long-run cost for adding a natural resource equities carve-out to a broad-based portfolio. And investors are rewarded with greater diversification and meaningfully positive sensitivity to inflation.

As discussed in the next section, we believe that the coming decade is likely to be substantially different than the last—and that inflation beta may be vital to maximizing portfolio returns.

EXHIBIT 4
No-cost inflation insurance

Effect of adding a 20% allocation to global equities

No-cost inflation insurance. Effect of adding a 20% allocation to global equities

Positioned for a transformative environment

The 2010s can perhaps best be characterized as an era of abundance for commodities. Excess commodity supply after the 2003–2007 China boom, low borrowing costs, and producers’ focus on market share ahead of profits, combined with technological innovation, led to excess capacity and low commodity prices through 2020 (Exhibit 5). This drove sizable underinvestment in supply.

In stark contrast, the lack of capital investment in the last decade, elevated inflation, borrowing costs post Covid-19, and several powerful demand trends will push the market into supply deficits across many major commodity groups. This, coupled with rising marginal costs of extraction, should lead to significantly better fundamentals for natural resource producers.

Rising incomes and the rapid expansion of the global middle class—set to grow by more than one billion people this decade—are driving this game-changing pivot. Higher-calorie diets and increasing per-capita consumption of energy and materials stand to fuel a 40% increase in annual spending in the decade, significantly intensifying the world’s need for natural resources. Consider energy: Low-income countries consume about six units of energy per capita. For middle-income countries, it jumps to about 30 units. And for high-income nations, it is more than 55.(1) Consumption per person increases drastically as wealth rises.

The combination of strong demand and supply constraints is already driving commodity inventories lower (below historical levels, in many cases) in what is likely the early stage of a long and powerful up-cycle for commodities and their producers.

EXHIBIT 5
The world is transitioning from commodity abundance to an era of scarcity
The world is transitioning from commodity abundance to an era of scarcity
Megatrends support the demand growth of commodities

The call on natural resources represents significant growth potential for companies in the extractive industries (Exhibit 6). Global energy consumption will continue rising for decades, with fossil fuel demand persisting alongside significant growth in alternative energy sources. Metals demand is set to increase, driven by industrialization, urbanization, and the energy transition, with critical materials such as copper and lithium playing a vital role. Agriculture will face mounting pressure to expand food production due to rising incomes and shifting diets, with technology and biofuel demand also influencing future trends.

EXHIBIT 6
Investment opportunities exist across the asset class
Investment opportunities exist across the asset class
A high-probability opportunity for outperformance

The strong fundamental outlook for natural resource equities comes at a time when valuations are near historical lows.

Broad equity market valuations are currently unappealing based on measures such as the Shiller cyclically adjusted price-to-earnings ratio. If history is any guide, those valuations point to sub-par returns for the broad market over the next several years. On the other hand, natural resource equities are exceptionally cheap relative to global equities (Exhibit 7). As shown on the left-hand graph below, on a price-to-cash-flow basis, resource equities were trading 2.72 standard deviations below their long-term average at the end of 2024—the third-lowest level in 40 years.

However, cheap alone is not an investment case. The scatterplot on the right goes a step further; it compares relative valuation levels of natural resource equities with their excess returns (relative to global equities) over the subsequent five years.

Historically, when relative spreads have exceeded one standard deviation, resource equities have consistently outperformed the broad global equities market over the next five years—by an average of 87%. While past performance is never an indicator of future returns, there is a strong probability that resource equities will outperform global equities, potentially by a significant margin.

EXHIBIT 7
Current valuations historically have led to outsized relative returns

Price-to-cash-flow valuation spread and 5-year cumulative excess return (Natural resource equities less global equities)

Current valuations historically have led to outsized relative returns

An optimized risk/reward approach for better portfolio outcomes

Many asset managers in the resource equities space are heavily concentrated in energy and mining and are significantly underweight the agriculture sector—an imbalance we feel leads to poor risk/reward positioning. An equal-weighted approach likewise fails to optimize the risk/return tradeoff.

Cohen & Steers employs a risk-efficient approach that aligns sector weights so that each contributes equally to risk. This method mitigates outsized drawdowns and creates a superior starting point for applying a bottom-up fundamental investment process. The result is a portfolio that has historically generated stronger returns with less volatility (Exhibit 8).

We use the S&P Global Natural Resources Index (which equally weights the three sectors) as a starting point, but we alter the sector weight quarterly based on prevailing volatility conditions. Currently metals & mining exhibits high volatility and consequently gets down-weighted to ~28%. The energy sector has roughly average volatility and currently merits ~35% weighting. We replace the agriculture exposure that the S&P Global Natural Resources Index uses with “agribusiness,” expanding the investment universe and providing broader access to the agriculture cycle. Agribusiness currently has meaningfully lower volatility and therefore gets up-weighted to 37%. These weightings are dynamic—so, for example, if metals & mining volatility declines, it will be up-weighted during the next rebalancing period.

EXHIBIT 8
Risk parity historically improves returns and lowers volatility

Total return vs. volatility (July 31, 2013, inception to December 31, 2024)

Risk parity historically improves returns and lowers volatility. Total return vs. volatility (July 31, 2013, inception to December 31, 2024)

Since its July 31, 2013, inception, the Cohen & Steers Risk Parity Global Natural Resources Index has consistently outperformed its peer benchmarks (Exhibit 9). Our quantitative asset allocation method, which dynamically adjusts sector weights based on their contributions to overall risk, tempers drawdowns and improves absolute and risk- adjusted returns. For more on our risk parity approach, see “A next- generation approach to natural resource equity investing,” available at cohenandsteers.com.

Keep in mind that while the risk parity approach aims to reduce volatility across natural resource sectors, volatility creates opportunities for active managers to capitalize on sector and subsector return dispersion, and this benefit is unavailable to index-tracking investment strategies. Active managers can also identify value at the security level through in-depth analysis of the global resource equity universe, offering another avenue for generating excess returns. Since our strategy’s inception, we have generated annual returns more than 100 basis points above the basic risk parity approach.

EXHIBIT 9
Risk parity and an evolved agriculture universe offer clear advantages

Key benchmark performance (July 2013 – December 2024)

Risk parity and an evolved agriculture universe offer clear advantages. Key benchmark performance (July 2013 – December 2024)

Conclusion

Natural resource equities are an under-owned asset class that has historically offered strong returns, diversification and defense against inflation. In today’s shifting economic landscape, with the global economy transitioning into an era of scarcity, a strategic allocation to resource equities may play a vital role in optimizing portfolio outcomes.

Valuations are near historical lows, even as rising demand and supply constraints set the stage for strong growth, leaving resource equities well positioned for outperformance in the years ahead.

Cohen & Steers’ risk-efficient approach to portfolio construction, which dynamically weights resource sectors so that they contribute equally to risk, has a proven track record of enhancing the asset class’s return potential while reducing volatility. Active management provides an additional advantage—leveraging deep sector insights to capitalize on market inefficiencies and unlock greater return potential.

ABOUT THE AUTHORS
Author Profile Picture

Tyler Rosenlicht, Senior Vice President, is a portfolio manager for Global Listed Infrastructure and serves as Head of Natural Resource Equities.

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