US producer prices increased 1.1% in May, significantly exceeding expectations and marking the fastest pace of growth in more than three years, according to government data released this week. The surge was driven primarily by a sharp jump in energy costs, reflecting broader inflationary pressures in the wholesale sector.

Meanwhile, Iran's crude oil production fell substantially in May, with data showing output declined between 18-19% from previous levels. The drop comes as U.S. forces continue blocking shipments to and from Iranian ports under ongoing sanctions, effectively choking off the country's oil exports and creating storage capacity concerns for Tehran.

The production decline has raised questions about Iran's ability to maintain current output levels, as the country faces increasing difficulty finding storage space for its crude oil. U.S. sanctions have effectively isolated Iran's energy sector from international markets, limiting the country's ability to export its petroleum products.

Separately, OPEC has revised downward its forecast for global oil demand growth in 2026, reflecting concerns about economic conditions and energy consumption patterns. The organization's latest projections suggest a more cautious outlook for future petroleum demand compared to earlier estimates.

Despite ongoing geopolitical tensions and supply disruptions, oil prices have remained below $100 per barrel. Market analysts point to various factors keeping prices in check, including strategic reserve releases and demand concerns in major consuming nations.

In related energy market developments, Japan announced that 100% of its oil supply would avoid transit through the Strait of Hormuz in July, reflecting concerns about potential shipping disruptions in the strategically important waterway.