Brent crude slid to $86.93 on Thursday, extending a four-session decline that has erased 5.6% from the benchmark since Monday’s $92.06 level. West Texas Intermediate fell to $81.36, underscoring a broad retreat in oil prices as traders reassessed supply risks tied to the Strait of Hormuz.
The immediate trigger was renewed optimism around Hormuz after Iran and Oman reached an agreement covering their respective waters and related revenues in the strait. Even with Tehran warning that a full reopening would require more than a bilateral deal, the market reacted by stripping out part of the war premium built into crude since late February.
That pullback matters because Brent crude remains well above its pre-conflict base of $71, yet far below the cycle highs near $118. For investors, the central question is whether falling prices reflect a lasting improvement in physical flows or only a temporary diplomatic reprieve.
Key Facts
- Brent crude fell to $86.93 on Thursday, down 1.03% on the day and 5.6% from Monday’s $92.06.
- WTI dropped to $81.36, leaving the U.S. benchmark down 4.2% from Monday’s $84.89.
- U.S. commercial crude inventories rose 0.1 million barrels to 428.9 million, putting stocks 1% above the five-year average.
- Crude inventories have increased by 24.4 million barrels over the past four weeks, reversing earlier scarcity concerns.
- Roughly 10 million barrels of oil were said to have moved through Hormuz on Tuesday, a meaningful share of pre-war traffic.
Brent Crude
The week’s decline in Brent crude reflects a market rapidly repricing geopolitical risk. The agreement between Iran and Oman offered the first concrete sign in months that maritime access through Hormuz could improve. Because the strait historically carries about one-fifth of global oil supply, even partial normalization can have an outsized effect on pricing.
That is why transit claims near 10 million barrels drew such a sharp response. Before the conflict, full throughput was far higher, but the market does not need a complete recovery to rethink the supply outlook. If Hormuz returns to roughly 50% to 60% of normal volumes, traders may begin pricing in a looser global crude balance rather than a prolonged shortage.
At the same time, bearish pressure has come from outside the Gulf. Washington’s latest sanctions package on Iran landed with less force than many market participants feared, particularly because tougher secondary enforcement on trading partners has not yet fully materialized. Combined with a 24.4 million-barrel build in U.S. crude inventories over four weeks and domestic production approaching 14 million barrels per day, that has weakened the case for Brent staying near the upper end of its recent range.
Brent crude is no longer being priced solely on disruption risk; it is being repriced on the possibility that enough oil may start moving again to make the war premium harder to justify.
The $84.11 level now matters most
Technically and fundamentally, $84.11 has become an important marker for Brent. That price represented a key August reference point before renewed shipping tensions pushed crude back toward $90. A sustained move below it would suggest the market is shifting from a geopolitical spike narrative to an inventory-and-flows narrative.
The broader chart gives context. Brent at $86.93 is still 22.4% above the $71 spot price seen on February 27, the day before military action began in the Middle East. But it is also 26.3% below the cycle peak near $118. In effect, a large portion of the war premium has already been removed, though not all of it.
Implications for Investors
For investors, the retreat in Brent crude changes the balance of risks across the energy complex. Lower crude prices can pressure upstream producers, especially those that benefited from the rapid first-quarter run-up. Integrated oil majors may prove more resilient, while refiners could remain supported if product markets stay tighter than crude markets. U.S. refiners, in particular, still benefit from the spread between WTI at $81.36 and Brent at $86.93.
That distinction is important because petroleum products are not loosening as quickly as crude. U.S. gasoline inventories are 6% below the five-year average, distillate inventories remain about 14% below average despite a weekly build, and refinery utilization is running at 97.4% of operable capacity. Those figures point to continued support for refining margins even as crude benchmarks soften.
Investors should also watch scheduled data and diplomatic milestones closely. The next major checkpoint is the September 9 revision to official U.S. energy forecasts, which will need to account for the abrupt shift in inventory trends. Beyond that, markets remain sensitive to four headline risks: sustained transit volumes through Hormuz, continued Saudi loading activity, any sign of tougher U.S. sanctions enforcement, and renewed attacks on shipping or export infrastructure.
The oil market is moving from fear of outright disruption toward a more nuanced pricing of partial recovery. If Hormuz flows keep improving and inventories continue to build, Brent could test lower levels; if diplomacy stalls, the risk premium can return just as quickly.