Brent crude traded just below $94 a barrel on Friday 21 August 2026, heading for a second consecutive weekly gain of around 6%, as a stalled US-Iran standoff over the Strait of Hormuz kept a risk premium in the oil market. Here's what's driving the move, and how UK traders use CFDs and spread bets to take a view on oil either way.
$94.24
Brent crude, 21 Aug 2026 — highest since July 2026 (Trading Economics)
+6%
Second consecutive weekly gain (Trading Economics)
~$85
EIA's official Q3 2026 Brent forecast (EIA STEO, 11 Aug 2026)
Brent crude closed at $94.24 a barrel on Friday 21 August 2026, its highest level since July 2026, up around 6% on the week (Trading Economics, 21 August 2026). Bloomberg separately reported Brent trading above $93 a barrel on pace for a weekly advance of more than 5%, while WTI for October eased toward $86 a barrel after a five-session run of gains (Bloomberg, 21 August 2026).
The US Energy Information Administration (EIA) said in its most recent Short-Term Energy Outlook that it expects Brent to average around $85 a barrel in the third quarter of 2026 — below this week's spot price — citing continued severe constraints on Strait of Hormuz transits (EIA STEO, released 11 August 2026). That gap between the official quarterly forecast and the current spot price reflects how quickly sentiment has shifted with the news cycle.
The Strait of Hormuz is a narrow shipping chokepoint that has historically carried around a fifth of the world's seaborne oil supplies. Continued uncertainty over when the US-Iran conflict will allow oil tankers to move freely through it has kept oil prices flipping between gains and losses (TT News, 21 August 2026).
The US military said it had helped tankers transport more than 660 million barrels of crude through the strait since early May 2026, suggesting substantial volumes continue to move despite the conflict and heightened geopolitical risk (Trading Economics, 21 August 2026).
US Treasury Secretary Scott Bessent said details of new measures to isolate Iran's economy would be announced the following Monday, after President Trump described the initiative as an "economic D-Day" (Trading Economics, 21 August 2026). The proposed measures are expected to target Tehran's access to international financial and commercial channels, including banks, shipping registries and cash transfers, and could affect countries that continue trading with Iran, including China, the largest buyer of Iranian crude.
Supply concerns are also being reinforced by disruption to Russia's energy sector, where Ukrainian attacks on refineries and ports have affected fuel production (Trading Economics, 21 August 2026). Traders should expect continued volatility around any further announcements.
A CFD (Contract for Difference) is an agreement to exchange the difference in an asset's price between when a position is opened and closed, without owning the underlying asset. This lets traders take a view on oil prices moving in either direction.
CFDs and spread bets are traded on margin, meaning a trader only needs to put up a fraction of a position's full value to open it. This magnifies both potential gains and potential losses.
Losses can exceed your initial deposit when trading with leverage.
IG's risk management tools, including stop-loss orders, are designed to help manage this risk, though they cannot eliminate it entirely.
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Brent and West Texas Intermediate (WTI) are the two major global oil benchmarks. Brent is extracted from the North Sea; commonly cited estimates put the share of internationally traded crude priced off Brent at around two-thirds, while ICE (which operates the Brent futures contract) cites a higher figure of around 78% based on Energy Intelligence data. WTI, by contrast, is the main US benchmark. The two can move together but with a persistent price gap — this week, WTI traded around $86–87 a barrel against Brent's ~$94, a spread partly reflecting Brent's greater sensitivity to Middle East and European supply risk (Bloomberg; Trading Economics, both 21 August 2026).
| Benchmark | Region | 21 Aug 2026 price | Weekly move |
| Brent crude | North Sea / global | ~$94.24/barrel | +6% |
| WTI | US | ~$86–87/barrel | Gains, easing late week |
Why is the oil price rising this week?
A stalled US-Iran standoff over reopening the Strait of Hormuz, plus new US measures to isolate Iran's economy expected to be detailed this week, have kept a risk premium in Brent crude.
What is the difference between Brent and WTI?
Brent is the global benchmark extracted from the North Sea, while WTI is the main US benchmark. They typically trade at a spread, which widened this week to roughly $7–8 a barrel.
How do I trade oil without owning it?
CFDs and spread betting let traders take a position on oil price movements without owning the physical commodity, though both are leveraged products carrying a high risk of losing money rapidly.
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