All NewsEducationTV
Equities & FundsCrypto & Digital AssetsAI & TechnologyBusiness & CorporateUS Politics & PolicyGeopolitics & Global RiskMacro, Rates & FXCommodities & EnergyEuropean Politics & MarketsAsia-PacificReal Estate & Property
Story archiveAll categories
← All Stories

Oil Prices Climb on US Threat of Indefinite Blockade of Iran

Created at 14 Aug · 7:56 AM4 sources↑ Market-relevant4 events
IN SHORT

Oil prices rose Friday, with Brent and WTI futures gaining, as the US threatened an indefinite naval blockade of Iran. This has raised concerns about crude supply disruptions, despite forecasts of weaker demand and increased US inventories.

✉Newsletter

PiQ Daily

Pick your topics. Get only what matters, on your cadence.

Key Numbers

1.64%Brent futures price increase
1.92%WTI futures price increase
5tankers into Strait of Hormuz yesterday
4tankers exited Strait of Hormuz yesterday
19commodity carriers passing Red Sea waterway on Thursday
17.4 million barrelsUS commercial inventories added last week
$87.08Brent futures price per barrel
$81.31WTI futures price per barrel
4%weekly rise for Brent and WTI benchmarks
2%prior session's fall for Brent and WTI

Who's Involved

United States
threatened indefinite naval blockade of Iran
Iran
subject of US blockade threat and economic pressure
Pete Hegseth
Defense Secretary who vowed new economic pressure measures
Kpler
data provider for tanker traffic
Reuters
news agency reporting on the standoff
Oil Prices Climb on US Threat of Indefinite Blockade of Iran

↳ Why This Matters

The US threat of an indefinite naval blockade of Iran and potential disruptions to the Strait of Hormuz could significantly impact global oil supply and prices, affecting economies worldwide.

Key facts

  • Oil prices rose Friday due to US threats of an indefinite naval blockade of Iran.
  • Tanker traffic through the Strait of Hormuz has significantly decreased.
  • US Defense Secretary Pete Hegseth stated the Navy can maintain the blockade indefinitely.
  • The US plans further announcements on economic measures against Iran next week.

Oil prices saw a slight increase as the United States threatened an indefinite naval blockade of Iran, raising concerns about potential disruptions to crude supply. Tanker traffic through the Strait of Hormuz has dwindled significantly, with only five crossings on Wednesday and nine on Thursday, down from a monthly average of 12.

Defense Secretary Pete Hegseth stated that the U.S. Navy can maintain the blockade indefinitely and that further announcements regarding unprecedented economic isolation measures against Iran are expected next week.

Despite the escalating tensions, oil prices did not fully reflect the situation, as traders focused on U.S. commercial inventories adding over 17.4 million barrels last week. However, global inventories are depleting, and China is increasing its crude purchases after a period of low imports.

Analysts suggest that if the stalemate persists, the physical oil market could reach a tipping point, leading to shortages and price spikes.

Frequently asked questions

The Strait of Hormuz is a vital waterway through which a significant portion of the world's oil passes. Its control is crucial for global energy supply.

The US threatened an indefinite naval blockade of Iran and to ramp up economic pressure, with Defense Secretary Pete Hegseth promising unprecedented measures.

Forecasts from OPEC and the International Energy Agency lowering demand growth expectations, and a large build in U.S. crude stocks are acting as counterweights to the geopolitical tensions.

What Happens Next

01Further announcements regarding U.S. economic measures against Iran are expected next week.

Get the newsletter.

Pick the topics you actually care about. We'll email when there's news worth your time, on the cadence you choose. Cancel any time from your account.

Cadence
CME Headlines
  • Performance Bond Requirements: Agriculture — Effective August 14, 2026
    13 Aug · 10:15 PM
  • Live Cattle futures slid to lowest close since July 27.
    13 Aug · 9:32 PM
  • Live Cattle futures slid to lowest close since July 27.
    13 Aug · 9:32 PM

How It Developed

Oil prices increased as the US threatened an indefinite naval blockade of Iran.
Tanker traffic through the Strait of Hormuz has decreased significantly.
Defense Secretary Pete Hegseth stated the US Navy can maintain the blockade indefinitely.
Further announcements on US economic measures against Iran are expected next week.

Sources

T1
Oil rises after US threatens indefinite blockade of IranPiQSuite
T1
Oil steadies after US threatens indefinite blockade of IranPiQSuite
T1
Oil rises after US threatens indefinite blockade of Iran; set for weekly gainsPiQSuite
T1
Hormuz Tanker Traffic Slumps as U.S.-Iran Standoff Drags OnOilPrice.com
T2
Oil steadies after US threatens to blockade Iran indefinitely | livelive.euronext.com

Related Stories

Oil prices steady on US blockade threat as weekly gains loom
13 Aug · 3:08 PM
Global oil stocks may not withstand prolonged US-Iran conflict
13 Aug · 11:07 AM
US OCTG Demand Surges on War-Driven Oil Prices
13 Aug · 1:21 PM
Iran War Fuels Surge in Chinese E-Truck Exports to Asia
13 Aug · 11:08 PM
India Plans New Sites to Expand Strategic Oil Reserves
13 Aug · 12:57 PM