Iran announces missile strikes on US Navy ships and oil tankers in Gulf

Should they be verified, direct hits on US Navy destroyers—a significant caveat—alongside reportedly hitting eighteen commercial and oil tankers trying to pass through the Strait of Hormuz would mark a major escalation in shipping and insurance exposure across that key oil corridor. Because Brent crude is priced from seaborne oil that must travel through these waterways, any verified disruption to Hormuz traffic would likely affect Brent more quickly and directly than West Texas Intermediate. Gold's performance remains the more intriguing uncertainty, following last week's pattern in which the metal mostly followed rate outlooks instead of gaining from safe-haven flows. A confirmed hit on US Navy ships could be enough to disrupt that dynamic. Stock futures and the US dollar are also expected to experience early turbulence, depending on whether Washington confirms or responds.

• Why a Gulf oil shock moves Brent harder than WTI, and what that reveals

Iran has announced a broad series of attacks on US Navy ships and vessels transiting the Strait of Hormuz, though the United States has not confirmed these reports.

Summary:

• According to the Revolutionary Guard, its Aerospace Force fired ballistic missiles at the USS Delbert D. Black and USS John Paul Jones, two US Navy destroyers, on the morning of September 9.
• Both ships carry cruise missiles and Aegis defense systems. The Guard asserted the attacks resulted in heavy damage, but the US has not verified this.
• In a separate statement, the Guard reported striking eight oil tankers and ten additional ships it claimed were breaching the restricted and hazardous zone of the Strait of Hormuz.
• Iran presented both waves of attacks as retaliation for US actions and interference with its own tankers and ships.
• Tehran cautioned Washington against additional errors, suggesting the situation could escalate further instead of being a single incident.
• These reports remain unverified independently, and as of now, there has been no US confirmation or reply.

On September 9, the Revolutionary Guard's Aerospace Force launched ballistic missiles at two US destroyers, the USS Delbert D. Black and USS John Paul Jones, which are outfitted with cruise missiles and Aegis systems. The Guard claimed considerable damage and said it was retaliation for US interference with Iranian tankers, warning Washington not to miscalculate.

The Guard also said in a separate announcement that it hit eight oil tankers and ten other ships it accused of trying to traverse a forbidden and dangerous part of the Strait. Iran has often portrayed the Strait as an area it can limit or shut down in reaction to perceived hostile actions by the US and allies. This latest claim suggests a broadening pattern of attacks on commercial shipping through the waterway, not just on military vessels.

As of now, neither assertion has been independently verified by the US, and the extent of damage to the two destroyers, as well as the identification and flag nationality of the eighteen commercial and oil vessels mentioned in the second claim, remain unknown. This matches a broader trend seen in recent weeks of the conflict, in which Iranian reports of attacks and reprisals frequently precede confirmed US evaluations, with the complete situation often unfolding and occasionally altering in the hours that follow.

These attacks come after a new wave of US strikes on Iranian oil tankers near Kharg Island and Jask, adding to what has already been one of the week's biggest exchanges, including a missile attack on US bases in Jordan. Markets have responded in a mixed fashion to recent escalation, with oil and bond yields typically moving more rapidly and decisively than gold, which has mostly responded to Federal Reserve interest rate expectations instead of safe-haven buying. A verified direct hit on US Navy ships, if confirmed, would represent a more severe escalation than the tanker and base strikes earlier this week, and will likely test whether gold's pattern—and broader risk appetite—holds.