Strait of Hormuz Reopens: 20M-Barrel Oil Passage Follows Ceasefire

• Iran, Trump confirm Strait open after Israel-Lebanon truce
• Oil prices plunge 9%; shipping cautious amid U.S. blockade, ongoing tensions

On April 17, 2026 (UTC), CNBC reported that former U.S. President Trump and Iranian officials jointly announced the full reopening of the Strait of Hormuz to commercial shipping following the Israel-Lebanon ceasefire. The Strait handles roughly 20 million barrels of oil daily, nearly one-fifth of global crude and liquefied natural gas trade. Trump emphasized that while the passage is open to commercial shipping, the U.S. naval blockade on Iranian ports remains in force.

Brent crude prices dropped over 9%, sliding below $90 per barrel, and U.S. West Texas Intermediate (WTI) fell to $82.60 per barrel, as markets reacted to resumed energy flows. U.S. and international stock futures rallied, reflecting optimism over increased stability and the potential normalization of commerce.

Despite the reopening, commercial traffic remains limited and closely coordinated. Shipments now follow restricted routes under Iranian oversight as transit companies monitor the fragile ceasefire. The Washington Post noted that the agreement does not guarantee a withdrawal of Israeli forces from southern Lebanon, leaving prospects for renewed conflict.

The U.S. blockade continues to limit Iranian oil exports, adding to regional risk. Talks aimed at a lasting settlement are ongoing, with further diplomatic negotiations between the U.S. and Iran scheduled to take place in Pakistan.

Market volatility endures as regional tensions remain unresolved and the ceasefire’s durability is uncertain. The restoration of stable, sustained traffic through the Strait will depend on clear security guarantees and durable diplomatic progress, industry analysts told CNBC, CNN, and The Washington Post.