Why Energy Resilience Is The Underpriced Attribute In Gold Mining Stocks—Beyond AISC

Gold miners are earning record margins, but that strength may be obscuring a risk conventional cost reporting does not fully capture. Two producers can report similar all-in sustaining costs while carrying very different exposure to diesel and vulnerable supply routes. One may run on contracted hydropower, while another depends on heavy fuel oil shipped through a distant port. Their costs can look comparable in an ordinary quarter until a disruption in the Strait of Hormuz changes the price or availability of energy.

The World Gold Council’s latest industry-wide data show that average all-in sustaining costs rose 16% year over year to $1,785 an ounce in the first quarter of 2026. A stronger gold price lifted average AISC margins to a record $3,076 an ounce, according to its analysis of gold-mining costs and margins. That is not a warning that energy costs will erase profitability at current margins. The question is whether investors are assigning enough value to mines that require less globally traded fuel to produce each ounce.

Energy resilience may be an underpriced attribute in gold-mining equities. What AISC Misses About Energy and Supply-Chain Risk AISC lets investors compare operating performance and estimate margins at a given gold price. It does not show how exposed those costs are to the next energy shock, whether through imported diesel, fuel-oil generation, contracted renewables or the number of borders and ports separating a mine from its next delivery. Identical AISC can hide very different levels of risk.

Gold Fields Limited (NYSE: GFI ) said in May that the Iran war had pushed diesel prices as much as 70% higher, freight costs up 40% and liquefied natural gas up 30%. With oil near $100 a barrel, the company estimated that the increases could add between $40 and $50 to the cost of every ounce it produced. Gold Fields maintained its guidance while pointing to fuel-efficient, higher-capacity haulage as one way it was working to contain the impact. That is evidence that exposure to an oil shock can be reduced through equipment, power and logistics choices.

How the Strait of Hormuz Reaches Both Sides of the Margin An energy shock can affect gold producers twice. S. dollar. Higher energy prices can delay rate cuts and weigh on bullion even as geopolitical risk lifts safe-haven demand.

Gold’s direction may be difficult to predict, but the effect of higher diesel and freight costs is more straightforward. The duration of the disruption around Hormuz makes it more consequential than a brief oil-price spike. 16, compared with a prewar average of approximately 125 a day. Tracking data can miss vessels operating without active signals, and daily traffic can fluctuate sharply.

The broader picture is still clear: a critical energy corridor has remained severely impaired for months. A mine that requires less diesel per tonne will not be immune to that disruption, but it will be less sensitive to it. That can mean more predictable costs, stronger guidance and greater confidence in future margins. How Renewable Power Can Protect Gold-Mining Margins Mining companies usually frame renewable power and electrification as emissions initiatives.

That is only part of the investment case. A solar plant is also energy infrastructure, and reducing fuel consumption is a form of cost control. B2Gold Corp. (NYSE: BTG ) expanded the hybrid power plant at its Fekola mine in Mali to include 52 megawatts of solar capacity and approximately 28 megawatt-hours of battery storage.

The system is expected to supply about 30% of the mine’s electricity demand and reduce annual heavy fuel oil consumption by approximately 20 million litres. At a much larger scale, Nevada Gold Mines, the joint venture operated by Barrick Mining Corporation (NYSE: B ) and co-owned by Newmont Corporation (NYSE: NEM ), completed a 200-megawatt solar plant in 2024. Barrick says the facility can supply approximately 17% of the operation’s annual power demand, showing that energy diversification is not limited to remote, off-grid mines. The economics still have to work.

Mine life, capital requirements and grid reliability all affect whether a renewable-power investment makes sense. Electrification can also transfer exposure from diesel to an unreliable or fossil-fuel-dependent grid. But where lower emissions and reduced fuel exposure move together, sustainability spending and operational investment begin to look like the same thing. Why Energy Resilience May Be Underpriced in Gold-Mining Stocks Investors routinely price mines on grade, mine life, jurisdiction and capital intensity.

Energy resilience rarely receives the same scrutiny, partly because the relevant data often sits in sustainability disclosures rather than financial ones. A mine that needs less imported fuel per ounce and can continue operating through a logistics disruption should offer more predictable margins, all else being equal. Investors should therefore ask where a mine’s power comes from, whether energy is contracted or exposed to spot pricing, and whether critical supplies depend on a single port, road or neighboring country. They should also consider how much planned capital spending will reduce energy use rather than simply absorb higher costs.

Those questions can help distinguish a mine with temporarily low costs from one with structurally resilient margins. What Energy Resilience Means for the Cost of Gold Production The Strait of Hormuz did not create mining’s dependence on energy. It made the differences between producers easier to see. Renewable power and efficient operations will not make a gold producer immune to the next shock, but they can reduce how much of it reaches the cost of each ounce.

That makes energy resilience an operational hedge rather than a financial one. Producers that require less imported fuel per tonne may not report the industry’s lowest AISC in an ordinary quarter. They may still offer something the market has not consistently priced: greater control over the cost of the next ounce. Disclosure: The author provides Investor Relations services to Galantas Gold Corporation.

She holds no positions in the other securities mentioned in this article. This article is for informational purposes only and does not constitute investment advice.