Iran Strait of Hormuz Blockade Plan Raises Risks for Oil Supply and Regional Stability

Tasnim and other cited market sources reported that Iran halted or suspended indirect talks with the United States, while separate reports described either a plan or a threat to fully block the Strait of Hormuz, a critical global oil shipping route. The reports lacked operational details, timing, or official confirmation of any blockade, but markets reacted sharply to the perceived risk of disrupted energy flows and wider regional escalation. WTI crude oil was reported up 5% to $91.74 per barrel, later 6.00% to $92.61, and elsewhere as rising more than 7%, while China’s SC crude oil main contract gained 2.00% to 596.50 yuan per barrel. The U.S. Dollar Index rose to 99.23, U.S. stock index futures turned lower, and the Stoxx Europe 600 fell 0.8%. U.S. Treasury yields also rose, with the 10-year nearing 4.5% and the 2-year reaching 4.07%, as higher oil prices reinforced inflation concerns and swap markets fully priced in one Federal Reserve rate hike by March 2027. The older topic also noted that President Donald Trump had signaled negotiations, leaving markets to weigh supply disruption risks against possible diplomatic de-escalation.