UKMTO says that a crude oil tanker was struck on the port side by an unknown projectile in the Strait of Hormuz on September 30

Tanker strikes in the Strait of Hormuz sit in a well-worn category: past episodes involving unidentified projectiles or limpet-style attacks on commercial shipping in the Gulf have followed a recognisable sequence, an initial risk premium in crude that then hinges on attribution and on whether the strike reads as isolated or the start of a campaign. The distinctions that have historically mattered are flag and ownership of the vessel, whether the projectile type can be tied to a state or proxy actor, and whether there is any hull breach or pollution, since single incidents without casualties have tended to fade from pricing within sessions while clustered attacks have shifted freight, insurance and war-risk premia durably. The channel to watch is less the flat price than tanker rates and Gulf loading insurance costs, which have repriced faster and more persistently than Brent or WTI in comparable episodes. UKMTO advisories of this kind are standard procedure and on their own have not signalled escalation; the tells are follow-on reports from other vessels, any naval or official attribution statements, and whether transit traffic through the strait actually slows. Worth noting the headline and body carry inconsistent dates for the incident, so the timing itself remains unconfirmed pending the investigation.