energy

Hormuz oil shipments plunged late last week as tanker attacks rattle trade

Kpler data showed average confirmed oil flows through Hormuz were 38% below the prewar level in the seven days through Oct. 10.

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what happened

Confirmed crude movements through the Strait of Hormuz averaged 10.5 million barrels a day in the seven days ending Oct. 10, according to Kpler data cited by Dow Jones Newswires. That was about 38% beneath the prewar benchmark of 17.1 million barrels a day.

The recorded volume dropped to 2 million barrels a day on Oct. 10, compared with 6.7 million on Oct. 9 and 22.8 million on Oct. 8. Kpler cautioned that the preliminary numbers could rise as more tanker voyages are verified. Iranian-origin transits are not included.

More frequent tanker attacks and heightened maritime hazards are still interfering with traffic along the major oil-export corridor. Kpler expects freight costs to remain high during the fourth quarter.

why it matters

The wide day-to-day swings highlight the continued uncertainty around Gulf shipments and the disruption facing maritime oil transport.

instruments

BrentWTITanker freight ratesOil flows through Strait of Hormuz

sources

  1. Strait of Hormuz Oil Flows Slumped Late Last Week as Tanker Attacks Fuel Volatility — Market Talk — Dow Jones Newswires, 12 October 2026 at 08:51 UTC

prepared by the newsmetry newsroom with ai assistance from the sources listed below. not investment advice.

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