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US crude futures fall over 6% on report of possible Strait of Hormuz reopening - Finance news and analysis from Global Banking & Finance Review
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US crude futures fall over 6% on report of possible Strait of Hormuz reopening

Published by Global Banking & Finance Review

Posted on May 25, 2026

4 min read

· Last updated: May 26, 2026

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Brent crude jumps 4% as US strikes in Iran fuel Hormuz shipping fears

Market Impact and Geopolitical Developments

By Scott DiSavino

Oil Prices React to US Strikes in Iran

NEW YORK, May 26 (Reuters) - Brent crude futures climbed about 4% on Tuesday after the U.S. military carried out strikes in Iran, adding to uncertainty over whether a deal would be reached soon to end the war and open up shipping flows through the Strait of Hormuz.

Shipping Disruptions in the Strait of Hormuz

Iran has effectively halted nearly all non-Iranian shipping into and out of the Gulf via the Strait of Hormuz since the war began in late February, choking off about a fifth of global oil and liquefied natural gas (LNG) flows.

Price Movements in Brent and WTI

Global benchmark Brent rose $3.96, or 4.1%, to $100.10 a barrel at 12:27 p.m. ET (1627 GMT), while U.S. West Texas Intermediate (WTI) crude fell $2.46, or 2.6%, to $94.14.

On Monday, Brent closed at its lowest since April 20 on expectations the U.S. and Iran would soon reach a deal. Those peace hopes were reflected in WTI prices on Tuesday since WTI did not settle on Monday due to the U.S. Memorial Day holiday. WTI was on track to close at its lowest since April 22 on Tuesday.

Diplomatic Tensions and Negotiations

Ceasefire Violations and Ongoing Talks

Iran said the United States had violated a ceasefire after the U.S. conducted what it called defensive strikes in southern Iran, while U.S. Secretary of State Marco Rubio said negotiating a deal to halt the conflict could "take a few days".

Iran's foreign ministry said U.S. strikes in Iran's southern Hormozgan province, where Iranian media reported sounds of explosions early on Tuesday, represented a "gross violation" of a tenuous ceasefire in place for nearly seven weeks.

Progress Toward a Memorandum of Understanding

Both sides had previously indicated progress on a memorandum of understanding that could halt the war and restart shipping through the blockaded Strait of Hormuz, while giving negotiators 60 days to negotiate more complex issues including Iran's nuclear programme.

"We are still waiting for more details on a potential deal," said Giovanni Staunovo at UBS. "Meanwhile we see renewed tensions in the Middle East, while flows through the Strait remain restricted."

The U.S. strikes happened as Iran's top negotiator and its foreign minister were in Doha for talks with Qatar's prime minister on a potential deal with the U.S. to end the 3-month-old war. 

"While differences between the parties have narrowed, any eventual peace deal would likely lead only to a gradual reopening, meaning the current tight supply outlook could take months to normalize," said Ole Hansen at Saxo Bank.

Shipping and Energy Security

Tanker Movements and Clearance Operations

TANKERS TRACKED PASSING THROUGH STRAIT  

The Nikkei newspaper, citing a Middle East diplomatic source, reported that Iran would clear mines from the strait within a 30‑day window after two countries reach a deal to end hostilities. After that, vessels from all countries would be able to navigate freely and safely, with Tehran also ending transit-fee collection, Nikkei said.

Ship-tracking data showed three LNG tankers passed through the Strait in recent days, heading to Pakistan, China and India, along with a supertanker carrying Iraqi crude to China that had been stranded for nearly three months. 

Pakistan's Plans for Energy Security

Pakistan plans to boost domestic storage for crude oil and refined products to increase its energy security, according to a government document that was shared with oil producers and some of the world's leading trading firms.

(Reporting by Scott DiSavino in New York and Alex Lawler and Robert Harvey in London; Additional reporting by Pooja Menon and Emily Chow in Singapore; Editing by David Holmes and Emelia Sithole-Matarise)

Key Takeaways

  • The report of a potential U.S.–Iran deal to reopen the Strait of Hormuz triggered a sell‑off in oil markets, with WTI down around 6%. (axios.com)
  • The Strait of Hormuz is a vital chokepoint—handling roughly 20–25% of global seaborne oil—and its potential reopening eased supply concerns. (time.com)
  • Analysts caution that even if a deal is reached, restoring full oil flows could take weeks or months due to de‑mining, infrastructure repairs, and logistics. (axios.com)

References

Frequently Asked Questions

Why did US crude futures fall over 6%?
US crude futures fell after reports that the US and Iran are discussing a plan to reopen the Strait of Hormuz.
What is the latest price of US West Texas Intermediate crude?
US West Texas Intermediate crude was down $5.90 or 6.1% to $90.73 per barrel at 2205 GMT.
What triggered the potential reopening of the Strait of Hormuz?
Talks between the US and Iran to end hostilities are leading to discussions about reopening the Strait.
How much did US crude contracts fall in the previous session?
In the previous session, US crude contracts fell by 6.5%.

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