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Straits

Strait of Hormuz · Daily brief · UTC

19 September 2026.

Brent $103.21-0.85%Transits 8 (2026-09-13)AI-assisted
  1. 01

    The Maritime Executive reports Iran exploited an attack on a small product tanker to assert control over the Strait of Hormuz, a claim not independently confirmed.

  2. 02

    Newswav and The Sun Malaysia report one seafarer was killed and three injured after a ship was struck in the Strait of Hormuz; UKMTO describes the weapon as an unknown projectile.

  3. 03

    IMF PortWatch recorded 8 transits on 2026-09-13, against a pre-crisis baseline of 85 per day.

Situation

The Strait of Hormuz remains effectively closed to commercial traffic, with IMF PortWatch recording 8 transits on 2026-09-13 against a pre-crisis baseline of 85 per day. The Maritime Executive reports, in a single-source item not independently confirmed, that Iran exploited an attack on a small product tanker to assert control over the waterway. Newswav and The Sun Malaysia report one seafarer was killed and three injured after a vessel was struck; UKMTO characterises the weapon as an unknown projectile. Iran's state media, IRNA, claim the IRGC Navy struck the Togo-flagged product tanker Trend following what Tehran describes as an illegal transit attempt; Splash247 reports the vessel was hit, stopped, and had a fire break out onboard. These updates follow prior reporting on the Trend incident, first carried in this feed on 2026-09-17; no new details on crew status or towing have appeared in this window. Per Iranian state media, the IRGC also claims responsibility for striking a separate oil tanker in the strait, a claim relayed by several outlets but originating with Tehran and not corroborated by independent sources. Caliber.az reports the targeted vessel is a Togo-flagged tanker. Brent stood at $103.21 as of 02:49 UTC, down 0.85% over 24 hours; futures markets are closed and the figure is carried forward from the pre-close session. The 96 indexed events in the past 24 hours reflect a feed operating under sustained pressure, with the gCaptain-reported tanker attack burst already covered in the prior brief. As of 02:49 UTC, 460 AIS-visible vessels were holding position away from berth in the Strait of Hormuz and Gulf watch box, a count that leaves out ships within 25km of a working port. On the Hormuz Index, Crisis Pressure, the state composite, sits in the extreme band, easing over 24 hours, with physical transit deviation as its top contributor; the Escalation Forecast sits in the elevated band, easing over 24 hours, with the Brent-WTI forward spread as its top contributor.

Recorded

  • 435 vessels stranded away from berth

Crossings detected by the monitor on this UTC date: verdict flips, Hormuz Index band changes, and threshold breaches. Machine-tracked, not editorialised.

Cite as

Straits, “Hormuz daily brief”, 19 Sept 2026.
straits.live/briefs/2026-09-19

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