Skip to content
Briefings are running a touch slower this week while we rebuild the foundations.See roadmap
Iran Conflict 2026
12MAY

Brent falls $14.83 in a session

4 min read
09:32UTC

Brent crude settled at $108.17 on 1 May, down $14.83 from the prior close, the largest single-session decline of the war, before Trump's rejection partly repriced the war premium.

ConflictDeveloping
Key takeaway

Brent's largest single-session fall of the war priced the proposal more credibly than Trump did.

Brent Crude settled at $108.17 on Friday 1 May, down $14.83 from the 30 April $123.00 close 1. The drop is the largest single-session decline since hostilities began on 28 February, equivalent in absolute terms to the spike that followed the United Arab Emirates OPEC (Organization of the Petroleum Exporting Countries) exit , running in reverse. Donald Trump rejected Iran's proposal from the White House the same afternoon: 'They're asking for things I can't agree to' 2.

For roughly six trading hours on Friday, markets priced the fourth proposal as a credible ceasefire path, applying a textbook ceasefire-probability discount to the war premium. Trump's rejection partly repriced the premium back in, but Brent did not return to $123, which means the next Iranian text enters the market with a larger residual ceasefire discount baked in than the last one did. The price layer has now rated Iran's proposals as more credible than the President has rated them on four out of four occasions.

The OPEC+ Seven 206,000 barrels-per-day June increase had been holding the prior settle in place. Saudi fiscal arithmetic at $108 still favours leaving that increase on the calendar: Riyadh's $87 fiscal breakeven holds with $21 of headroom. A sustained move below $100 would change the calculation, because the volume increase only stays attractive while the price stays above the level at which the budget tips into deficit. The 1 May session put Brent within a single comparable move of that threshold.

The pattern across all four Iranian proposals of the war is one-directional: each text has produced a Brent move toward de-escalation. Each presidential rejection has produced a smaller reversal in the opposite direction. The market is treating Iranian texts as the leading indicator and US verbal responses as the lagging one, and a fifth proposal that moves price the same way will turn the divergence from a tendency into a structural feature of how the war is priced.

Deep Analysis

In plain English

Oil prices dropped sharply on 1 May because news broke that Iran had sent a ceasefire proposal. Traders bet that the war might end soon, so they sold oil contracts, which pushed the price down. Brent crude, the main global price benchmark, fell about $15 to $108 a barrel. Then Trump publicly rejected the proposal, and prices bounced back a little, but not all the way to where they were before. That leftover gap matters: it suggests that even though this deal failed, markets think there is a real chance a deal happens soon. After the first three failed proposals, prices always bounced all the way back. This time they did not.

Deep Analysis
Root Causes

Brent crude's sensitivity to ceasefire signals traces to a specific structural constraint: the Strait of Hormuz carried roughly 20 million barrels per day before the war, and the IEA assessed the closure as the largest supply shock in oil market history. Oil markets price forward, so any credible probability of reopening produces an immediate price move proportional to the expected reopening timeline and volume.

The asymmetric recovery pattern (prices fell more on the ceasefire signal than they recovered after the rejection) reflects a rational Bayesian update: each successive ceasefire proposal that comes closer to a deal structure, even if rejected, raises the baseline probability that a deal exists.

Trump's rejection raised the estimated probability less than the proposal's submission lowered it, because the proposal's two-phase structure (Hormuz first, nuclear later) is more bridgeable than prior single-demand frameworks.

What could happen next?
  • Consequence

    The residual ceasefire discount in Brent after Trump's rejection signals that markets are now pricing a real probability of near-term resolution, the first such pricing shift in 65 days of war, which increases the economic cost to the US of further diplomatic rejection.

  • Risk

    If a fifth proposal fails and Brent returns to the $120-plus range, the residual discount disappears and markets may stop treating diplomatic signals as price-relevant, making any future ceasefire announcement less effective at producing immediate relief.

First Reported In

Update #86 · Trump signs paper. The paper ends the war.

Al Jazeera· 2 May 2026
Read original
Different Perspectives
International human rights monitors (NetBlocks, IHR, Hengaw)
International human rights monitors (NetBlocks, IHR, Hengaw)
NetBlocks recorded 1,704 cumulative hours of near-total internet blackout for roughly 90 million Iranians on Day 74, while IHR documented ongoing executions under emergency provisions. These organisations are the only active monitoring windows into a civilian population cut off from the global internet for 71 consecutive days.
UK / France coalition
UK / France coalition
The Royal Navy confirmed HMS Dragon's Hormuz deployment on its own website on 11 May, converting a press-reported presence into declared force posture; UK and French defence ministers hosted a coalition meeting the same day. Britain and France are now the only named contributors to a Hormuz escort mission all five allies Trump originally asked had declined.
Saudi Aramco / Gulf producers
Saudi Aramco / Gulf producers
Saudi Aramco CEO Amin Nasser warned on 11 May that a Hormuz closure could remove 100 million barrels of weekly supply from global markets (roughly 15 million barrels per day for a week), a figure that dwarfs any OPEC+ swing capacity. The warning functions as both a price-floor signal and a public pressure on Washington to protect transit.
Beijing / Chinese Government
Beijing / Chinese Government
China has not publicly acknowledged the four Hong Kong-registered entities designated on 11 May or extended MOFCOM's Blocking Rules cover to HK-domiciled firms. Xi Jinping hosts Trump on 14–15 May having already de-risked state-bank balance sheets via NFRA's quiet loan halt, entering the summit partially compliant before any negotiation.
Tehran / Iranian Government
Tehran / Iranian Government
Foreign Minister Araghchi described Iran's 10-point counter-proposal as 'reasonable and responsible' via spokesman Baqaei on 11 May, and widened the mediator pool by meeting Turkish, Egyptian, and Dutch counterparts in a single day. Tehran is buying procedural runway while Trump's verbal rejection went unmatched by any written US counter.
Trump White House
Trump White House
Trump called the ceasefire 'on massive life support' and dismissed Iran's 10-point counter-proposal as 'a piece of garbage' on 11 May, while departing for Beijing two days later with no signed Iran instrument to show Congress. The verbal maximum and the paper void coexist: the administration is running a legal pressure campaign through Treasury while the president free-lances the rhetoric.