Brent crude rose above $100 per barrel on September 9, reaching its highest level since July, as renewed attacks involving the U.S., Iran and Houthi forces increased fears of further disruption to global oil supplies.
The conflict is threatening important energy infrastructure and shipping routes, including the Strait of Hormuz and the Red Sea, two of the world's most critical chokepoints for oil and gas shipments. The latest price increase comes just days after OPEC+ decided to keep October production at September levels rather than increase output, a move that has added to supply concerns.
A Market Under Pressure
Brent crude, the international benchmark, traded as high as $101.20 per barrel during morning trading in London, while U.S. West Texas Intermediate (WTI) crude rose to $97.60 per barrel. The gains represent a sharp reversal from early August, when prices had dipped below $90 as traders bet on a ceasefire.
The escalation follows a series of attacks targeting shipping in the Red Sea and the Gulf of Aden. Houthi forces have claimed responsibility for missile and drone strikes on commercial vessels, while the U.S. has conducted retaliatory airstrikes against Houthi positions in Yemen. Iran has also been drawn into the conflict, with reports of naval clashes in the Strait of Hormuz.
Supply Risks Mount
The Strait of Hormuz is the world's most important oil transit route, carrying approximately 20% of all seaborne-traded crude oil and condensate. The Red Sea, through the Bab el-Mandeb strait, is another critical chokepoint, with an estimated 8.8 million barrels per day of crude and refined products passing through it.
Any significant disruption to these routes would have immediate and severe consequences for global energy markets. The market is already factoring in a risk premium of $5 to $10 per barrel due to the ongoing tensions, according to analysts.
The price surge has also been driven by OPEC+'s decision to hold output steady. The group, which includes the world's largest oil producers, announced on September 5 that it would keep its October production target at September levels, resisting calls to increase supply. The decision reflects the group's view that the market remains adequately supplied despite the geopolitical risks.
Economic Implications
The rally in oil prices is raising concerns among policymakers, particularly in the U.S. and Europe, where inflation has been slowly cooling from multi-year highs. Higher energy costs are expected to boost inflation in importing countries, adding to the cost of living pressures and hampering economic recovery.
The International Energy Agency (IEA) has warned that oil prices above $100 per barrel could have significant macroeconomic consequences, potentially shaving 0.5% off global GDP growth if sustained.
What to Watch
The key question is whether the conflict escalates further or whether diplomatic efforts can de-escalate tensions. The oil market remains highly sensitive to any news from the region, and traders are closely monitoring for signs of further supply disruptions.