TL;DR

Brent crude surged to $126.41 per barrel on April 30, a four-year high not seen since Russia's 2022 invasion of Ukraine, after Iran issued new threats of "long and painful strikes" on US positions and President Trump confirmed the naval blockade could last months. Goldman Sachs estimates Hormuz exports have fallen to just 4% of normal. Today, May 1, the War Powers Act's 60-day deadline formally arrives, with Congress unable to agree on timing and lawmakers out of session. Despite the energy supply shock, US equity indices closed April with their strongest monthly performance in years, creating a significant divergence traders need to watch.

What Happened: Brent Oil Hits a Four-Year High

Oil markets hit a critical inflection point late Thursday. Brent crude futures surged more than 13% in 24 hours, peaking at an intraday high of $126.41 per barrel. That is the highest level since March 2022, when Russia's invasion of Ukraine briefly drove Brent toward $139 per barrel.

The trigger was a convergence of escalatory signals. President Trump told oil executives this week that the US would "continue the current blockade for months if needed." In a blunt Axios interview, Trump added: "They are choking like a stuffed pig." Those remarks, combined with the collapse of the latest US-Iran diplomatic contacts, removed near-term expectations of a deal and sent traders rapidly repricing supply risk.

Iran responded directly. On Thursday, Tehran issued an explicit warning that it would respond with "long and painful strikes" against US positions if Washington renewed military attacks. Iranian officials also restated their claim to the Strait of Hormuz, the narrow waterway through which roughly 20% of the world's oil and liquefied natural gas typically flows. The Strait has remained largely closed for approximately two months, since the US-Israeli conflict with Iran began in late February 2026.

By Thursday afternoon, Brent had pulled back from its peak to around $114 per barrel as some traders took profits. However, the structural supply picture has not changed. Goldman Sachs estimates that Hormuz exports are running at just 4% of normal levels. With US plans to organize a coalition to reopen the waterway still in early stages, there is no clear timeline for normalization.

Why Markets Moved

The oil spike was a direct function of supply expectations deteriorating sharply. Warren Patterson, head of commodities strategy at ING, described the shift plainly: "The breakdown of talks between the US and Iran, along with President Trump reportedly rejecting Iran's proposal for a reopening of the strait of Hormuz, has the market losing hope for any quick resumption in oil flows."

Oxford Economics adjusted its global outlook this week, cutting its world GDP growth forecast by 0.4 percentage points since early March to 2.4%, citing expectations of "a more prolonged disruption to shipping activity through the Strait of Hormuz." The firm now expects Brent to average around $113 per barrel in the current quarter before potentially falling below $80 by year-end, assuming some resolution. That wide range signals the extreme uncertainty embedded in energy markets right now.

Adding to the picture is today's political milestone. Under the War Powers Resolution, a president who commits US forces to hostilities without a congressional declaration of war must obtain legislative authorization within 60 days. That clock reached its limit on May 1. However, Congress cannot agree on when the 60-day window actually started, lawmakers have adjourned for recess, and Pentagon officials argue the April ceasefire paused the clock. Democrats dispute that reading of the law. The legal ambiguity is now a live market variable on top of the supply situation.

Implications for Traders

Energy and commodities traders: The spike-and-pullback pattern on April 30 illustrates the volatility baked into this market. Brent moving from roughly $112 to $126 and back to $114 in a single session is not normal price behavior. Traders positioned for a diplomatic breakthrough have been repeatedly wrong. The structural trend points toward higher prices while Hormuz stays closed. Any fresh escalation would quickly test the $126 peak and potentially target $130-135.

Equity and index futures traders: The counterintuitive story of the week is that the S&P 500 and Nasdaq closed April with their biggest monthly gains in years. Strong technology and consumer earnings are absorbing the oil shock, at least for now. Futures are ticking modestly higher heading into Friday's session. The divergence between a commodity supply crisis and equity resilience reflects confidence in corporate earnings, but it is fragile. A sustained oil spike above $120, or signs the shock is passing through to consumer prices more aggressively, would challenge it.

Macro and rates traders: The oil shock carries stagflationary implications. Higher energy prices feed directly into headline inflation, which constrains the Federal Reserve's ability to cut rates even as global growth slows. Oxford Economics' downgrade is a leading indicator of how the supply disruption is being translated into broader economic outlook revisions. Watch the April non-farm payrolls report due Friday at 8:30 AM ET for early signals on whether the labor market is softening alongside the oil shock.

Crypto traders: Bitcoin is trading near $80,000 and facing resistance from short-term holders who entered around that price. CoinDesk notes that a US inflation report tied to the oil spike is adding to caution in the derivatives market. BTC is behaving as a risk-correlated asset in this environment rather than a safe haven. Expect continued range-bound behavior unless the macro tone shifts sharply in either direction.

Potential Positives vs Negatives

Potential positives from here:

  • A diplomatic breakthrough or resumed back-channel talks would produce a sharp oil reversal. Iran has previously signaled openness to Hormuz access in exchange for sanctions relief.
  • Equity markets have already demonstrated notable resilience to the oil shock, suggesting corporate earnings and domestic demand are real offsets.
  • A congressional vote invoking the War Powers Act could introduce pressure for a negotiated solution, giving markets a de-escalation scenario to trade.

Potential negatives:

  • Iran's new threat language is more explicit than previous cycles. If the US renews strikes, Iranian retaliation could target additional infrastructure or regional US assets, sending oil well above $130.
  • A sustained period above $120 begins to materially compress global growth models and increase the likelihood of Fed policy paralysis.
  • The War Powers dispute could become a sustained political flashpoint that extends uncertainty without resolving the conflict.

What Could Happen From Here

Base scenario (next 24-72 hours): Brent stabilizes in the $110-120 range as markets wait for clarity on the War Powers deadline and new diplomatic signals. Equity futures hold flat to modestly positive. Bitcoin consolidates near $79,000-$81,000. No new military action occurs. Confirmed by: No fresh strikes; Congress takes no formal action. Invalidated by: Any new Iranian or US military action, or a congressional vote to terminate authorization.

Upside scenario: A credible diplomatic breakthrough or resumed talks emerges. Brent drops sharply toward $90-100 as supply expectations normalize. Risk assets rally broadly. Bitcoin tests $85,000 on the reopening narrative. Confirmed by: Official statement from US State Department or Iranian foreign ministry indicating concrete progress on Hormuz access.

Downside scenario: Iran acts on its strike threat or the US renews military operations. Brent breaks above $130 toward the 2022 high near $139. Equity futures sell off sharply as the stagflation risk premium expands. Bitcoin drops below $75,000 as risk-off sentiment dominates. Confirmed by: Verified news of new strikes or Iranian military action against US positions or allied infrastructure.

What to Watch Next (Next 24 Hours)

  • War Powers response: Any formal congressional action today would move oil and risk assets immediately.
  • Brent crude open: The price behavior when Asian markets open early Friday will set the near-term tone.
  • US April non-farm payrolls: Released at 8:30 AM ET. A weak print alongside high oil would intensify the stagflation narrative.
  • Apple earnings: Major tech earnings continue Friday morning. Strong results would extend the equity divergence story.
  • Iran diplomatic channel: Any signal of renewed Oman- or Qatar-mediated contacts would be a positive surprise for risk assets.

FAQ

Why did oil spike so sharply when the conflict has been ongoing for two months?
Markets had partially priced in a diplomatic resolution following the April ceasefire. When talks collapsed and Trump signaled a prolonged blockade, traders reversed that optimism rapidly. The 13% intraday move reflects the unwinding of a large long-resolution position, not a new fundamental change to supply volumes.

How does the War Powers deadline affect markets?
A congressional vote to end the conflict would be highly bullish for oil prices (which would drop sharply on reopening hopes) and for risk assets broadly. But with Congress divided and in recess, the more likely near-term outcome is continued legal ambiguity, which keeps a higher uncertainty premium in place.

Sources

As the Hormuz crisis enters a new and more unpredictable phase, understanding how macro shocks translate into real-time trading decisions is more valuable than ever. For background on the War Powers timeline and what it means for traders heading into May, see our earlier analysis: Iran War Powers Deadline: Oil Risk Watch as Hormuz Standoff Enters May. Also relevant: our earlier coverage from when Iranian missile strikes first moved oil futures. If you want to build real skills navigating markets like this, not just react to headlines, ChartDojo's AI-powered feedback gives you a structured edge. Build real skills, not bad habits. Try it free today.

Header image source: pexels by Pixabay. License: PEXELS.