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What does the war in Iran mean for energy in the medium term?

Resource nationalism and weakening U.S. shale oil and gas productivity are bullish for energy.

March 2026

Key Insights
  • Each day the Strait of Hormuz is closed, oil prices can go higher. The near term is uncertain. We have more conviction in the medium-term outlook for energy. 
  • Resource nationalism could boost demand if countries build larger stockpiles of critical resources and seek to diversify their supply mix.
  • After a decade of production growth, U.S. shale is maturing. A rising cost curve should raise the floor for oil and gas prices in the coming years.

The U.S.-Israeli war on Iran has blocked the Strait of Hormuz, a vital shipping channel responsible for roughly 20% of world oil supplies.

Each day exports are disrupted, the higher oil prices can go. 

And when oil flows recover and the market rebalances, this move can unwind. 

The range of outcomes is wide right now. 

But key changes in energy markets should be bullish for oil and gas stocks over the medium term. 

Change No. 1: Energy Security Boosts Demand

Energy security will likely become even more important for governments and policymakers.

Major oil and gas importers could try to strengthen their economies in two main ways.

First: Stockpiling more oil and critical natural resources.

Second: Diversifying their energy mix by pursuing coal, nuclear, and renewable power.

This resource nationalism should boost demand for all forms of energy, supporting higher prices. 

As such, it’s also likely to extend to uranium, copper, and rare earth minerals.

Change No. 2: Rising Cost Curve Lifts Oil Price Floor

Even before the war on Iran, the oil cost curve oil was rising.

The main source of global oil production growth over the past decade—U.S. shale—is maturing.

America isn’t running out of oil and gas. It is running out of the resources that are cheapest to produce.

Without a wave of innovation, shale operators will need to spend more to produce the next barrel as they drill second- and third-tier acreage.

So what does this mean for global energy markets?

1. The marginal cost of producing oil and gas is going up, raising the floor for prices.

2. Additional production will be needed to meet demand and to offset the natural declines that happen as fields mature.

Implications for Energy Investors

What types of companies could benefit from a rising oil cost curve and the need for new sources of production?

Low-cost producers with a long resource life that can offer reliable, secure supply. Parts of Canada’s oil patch score well on these counts.

Select oilfield service companies could also be well positioned, as a greater proportion of future oil growth is likely to come from offshore and international projects.

Like everyone, we’re monitoring the security situation in the Middle East and efforts to restore flows.

We’re also deeply focused on opportunities that could be created by higher energy prices in the years to come.

Outside of the United States, this is intended for investment professional use only. Not for further distribution.

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Mar 25, 2026

War-driven energy price spike increases risk of central bank policy errors

Energy price spikes are reshaping inflation and central bank policies.

Additional Disclosures

For U.S. investors, visit troweprice.com/glossary for definitions of financial terms.

Risk Considerations: All investments involve risk, including possible loss of principal. Commodities are subject to increased risks such as higher price volatility and geopolitical and other risks. Commodity prices can be subject to extreme volatility and significant price swings. Because of the cyclical nature of natural resource companies, their stock prices and rates of earnings growth may follow an irregular path.

Actual future outcomes may differ materially from any estimates or forward-looking statements provided.

Important Information

Outside of the United States, this is intended for investment professional use only. Not for further distribution.

This material is being furnished for informational and/or marketing purposes only and does not constitute an offer, recommendation, advice, or solicitation to sell or buy any security.

Prospective investors should seek independent legal, financial and tax advice before making any investment decision. T. Rowe Price group of companies including T. Rowe Price Associates, Inc. and/or its affiliates receive revenue from T. Rowe Price investment products and services.

Past performance is not a guarantee or a reliable indicator of future results.

Information presented has been obtained from sources believed to be reliable, however, we cannot guarantee the accuracy or completeness. The views contained herein are those of the author(s), are as of March 17, 2026, are subject to change, and may differ from the views of other T. Rowe Price Group companies and/or associates.  Under no circumstances should the material, in whole or in part, be copied or redistributed without consent from T. Rowe Price.  All charts and tables are shown for illustrative purposes only.

The material is not intended for use by persons in jurisdictions which prohibit or restrict the distribution of the material and in certain countries the material is provided upon specific request. 

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