The global energy industry is facing one of its most serious geopolitical shocks in years. Amid escalating conflict involving Iran and growing instability in the Middle East, the chief executive of Saudi Aramco has issued a stark warning: disruption to shipping through the Strait of Hormuz could have “catastrophic consequences” for global oil markets and the broader world economy.

Speaking during a company earnings call, Aramco CEO Amin H. Nasser highlighted the scale of the risks facing energy supply chains as the conflict threatens one of the most critical energy chokepoints in the world.

A Critical Energy Chokepoint

The Strait of Hormuz is widely considered the most important maritime passage for oil shipments. Roughly 20% of the world’s daily oil supply normally passes through this narrow waterway, linking the Persian Gulf with global markets.

However, ongoing regional tensions and security threats have sharply reduced tanker traffic through the strait. In recent weeks, maritime traffic has dropped dramatically as shipping companies avoid the area due to safety concerns and insurance risks.

For oil producers across the Gulf — including Saudi Arabia, Kuwait, Iraq, and the UAE — the waterway represents the primary export route to global customers. Any prolonged disruption therefore carries major implications not only for energy markets but also for inflation, transport costs, and global economic stability.

Aramco’s Warning

According to Nasser, the longer the disruption persists, the more severe the consequences will be for energy markets and the global economy.

He warned that continued disruption to shipping could lead to “catastrophic consequences for the world’s oil markets.”

The Aramco chief described the crisis as one of the biggest the regional oil and gas industry has faced, noting that energy supply chains remain highly sensitive to geopolitical instability.

With global oil inventories already at relatively low levels, any sustained interruption in supply could accelerate stock drawdowns and trigger further volatility in energy prices.

Oil Markets Already Feeling the Impact

Energy markets have already reacted to the heightened risk.

During the escalation of tensions, Brent crude prices surged to nearly $120 per barrel before stabilising, highlighting how quickly geopolitical shocks can ripple through global energy markets.

The broader economic implications extend far beyond the energy sector. Analysts warn that higher oil prices could affect:

Global shipping and logistics
Aviation fuel costs
Agricultural production
Automotive manufacturing
Inflation in major importing economies

Countries heavily dependent on energy imports — particularly in Asia and Europe — could face the sharpest economic impact if supply disruptions continue.

How Aramco Is Responding

Despite the challenges, Saudi Aramco says it is working to maintain supply commitments.

The company has been redirecting some crude exports through Saudi Arabia’s East-West pipeline, which transports oil from Gulf production fields to the Red Sea port of Yanbu. This allows shipments to bypass the Strait of Hormuz entirely.

However, alternative routes have limited capacity and cannot fully replace the massive volume normally shipped through the strait. As a result, prolonged disruption could still significantly tighten global supply.

Global Stakes for Energy Security

The situation underscores the vulnerability of global energy systems to geopolitical conflict.

Energy security has long depended on stable shipping routes through the Middle East. When those routes are threatened, the consequences ripple across financial markets, industrial production, and consumer energy prices worldwide.

Aramco’s warning therefore reflects more than a regional concern — it highlights a systemic risk to the global energy economy.

As tensions continue to unfold, the stability of the Strait of Hormuz will remain one of the most closely watched factors shaping oil markets and economic outlooks in 2026.