Oil prices jump after Iran attack on U.S. forces

Oil prices iran attack concerns drove a sharp move higher in Asian trading after the U.S. Central Command said Iran fired ballistic missiles at U.S. forces in the Middle East. Brent crude futures for September delivery rose 3.42% to $86.97 a barrel, while U.S. West Texas Intermediate futures for June climbed 3.58% to $82.09 a barrel.

The rise reflected a renewed geopolitical risk premium in energy markets, where traders price crude futures based on expected supply, demand and the probability of disruption before barrels are delivered. Tension around the Gulf, Iraq, Saudi infrastructure and the Red Sea can affect prices because the region is central to seaborne oil flows and refinery supply chains.

Why did oil prices rise after the Iran attack?

U.S. Central Command said in a post on X that Islamic Revolutionary Guard Corps forces launched multiple ballistic missiles from Iran in what it described as an attempted surprise attack on U.S. forces based in the Middle East. The statement did not give oil-market details, but the attack added to investor concern that the conflict could affect regional energy supply routes.

Centcom also said U.S. and Saudi forces struck “multiple terrorist logistics and weapons sites” in eastern Iraq on Tuesday U.S. time. The command said the strikes were retaliation for more than 30 drone attacks over the previous three days by what it called Iran-aligned terrorists.

Separate maritime concerns added to the market reaction. The U.K. Maritime Trade Operations Centre reported “suspicious activity” in the Red Sea in a post on X. In an advisory, the agency said the master of a tanker heard an explosion while transiting the southern Red Sea. The incident was reported on Monday, and the advisory was issued on Tuesday.

The Red Sea is closely watched by energy and shipping markets because incidents there can raise the cost and complexity of moving cargoes between Asia, the Middle East and Europe. A threat to tankers can lead shipowners, insurers and charterers to reassess voyages, which can feed into delivered energy costs even before any physical supply loss is confirmed.

Concerns over Saudi oil infrastructure also remained in focus. Bjorn Vang Jensen, executive industry adviser at Xeneta, said on CNBC’s “Access Middle East” that Houthi strikes on oil production, storage and port infrastructure could disrupt supply across the region.

Broader financial conditions were another factor cited by market commentary. Kitco said the oil-price spike was compounded by what it called Chairman Kevin Warsh’s somewhat hawkish tone at his first Federal Open Market Committee meeting as Federal Reserve chair. Kitco also said traders remained divided over the central bank’s decision due Wednesday.

For investors and policymakers, the immediate question is whether the latest military activity remains contained or begins to interfere with energy infrastructure and shipping. The reported moves in Brent and WTI show that crude markets were already assigning a higher risk premium to Middle East supply.

This story draws on original reporting from CNBC.