Trump announces 2-week ceasefire as Brent crude dives toward $90. WTI follows; but backwardation warns the supply crisis is not resolved.

Key Highlights

  • Brent crude plunged more than 15% toward $90 per barrel on Wednesday after Trump announced a conditional two-week ceasefire framework.
  • The US has received a 10-point Iranian proposal described as a workable basis for negotiations, with the two-week window designed to allow finalisation and implementation.
  • Iran has agreed to reopen the Strait of Hormuz conditionally, requiring all attacks to cease and transit to be coordinated with its Armed Forces.
  • Israel has reportedly assented to the temporary ceasefire, broadening the diplomatic architecture around the arrangement.
  • The futures curve remains in steep backwardation, signalling that physical supply tightness has not resolved despite the geopolitical relief rally.

Market Reaction: Aggressive Risk Premium Compression

Brent crude plunged more than 15% toward $90 per barrel on Wednesday after President Donald Trump announced a conditional two-week ceasefire, delaying his threat to strike Iranian civilian infrastructure. WTI crude oil moved in near-lockstep, shedding comparable ground in one of the largest single-session corrections in crude oil markets in decades. The scale of the move ranks alongside demand shock events in modern oil market history, not supply side relief. The speed indicates aggressive risk repricing rather than a measured reassessment of fundamentals.

Markets had accumulated elevated long positioning as the US-Iran conflict, which began on February 28, effectively closed the Strait of Hormuz from early March. The ceasefire announcement forced an abrupt unwind of those positions. This positioning-driven compression shifts analytical focus from price action to the underlying supply risk that originally built it and that has not yet been structurally resolved.

The Diplomatic Framework: What Was Actually Agreed

Trump described the arrangement as a double-sided ceasefire, explicitly time-bound at two weeks, contingent on Iran reopening the Strait of Hormuz for commercial transit. The White House also confirmed receipt of a 10-point proposal from Tehran that the President characterised as a workable basis for negotiations, with the two-week window intended to allow the potential agreement to be finalised and implemented.

Iran's position carries important qualifications. Tehran confirmed agreement to reopen the strait provided all attacks are halted, but stipulated that transit would need to be coordinated with Iran's Armed Forces. That coordination requirement introduces a practical operational layer that does not exist in normal commercial shipping and creates a mechanism through which Iran retains effective leverage over throughput even under ceasefire conditions. Israel has also reportedly assented to the temporary arrangement, adding a further party to what is now a multilateral, if informal, framework.

The diplomatic picture is more substantive than a unilateral pause. It is, however, still a framework in formation. No treaty exists, no independent verification structure is in place, and the 10-point proposal has not been made public. The two-week window is an opportunity for agreement, not an agreement itself.

Strait of Hormuz: Physical Risk Versus Perceived Risk

The Strait of Hormuz handled approximately 20 million barrels per day of crude and petroleum products before the conflict, representing roughly 20% of global seaborne oil supply. That flow collapsed to fewer than two tankers per day through March. As of Wednesday, 187 tankers remained stranded inside the Persian Gulf, per Kpler trade intelligence data, with daily transits still a fraction of pre-war capacity.

The distinction institutional investors must hold is precise: perceived geopolitical risk has eased; physical supply disruption risk has not been resolved. Iran retains sovereign control of the strait, and the requirement that commercial vessels coordinate transit with the Iranian Armed Forces introduces both procedural delay and a lever Tehran can tighten or release at will. War risk insurance premiums for vessels transiting the strait remain elevated, serving as a real-time proxy for institutional risk assessment that has not yet normalised. Any failure in the finalisation of the 10-point agreement, domestic political pressure in Tehran, or third-party provocation resets disruption risk immediately.

The near-closure of the waterway has already roiled energy markets globally and heightened risks of rising inflation and a broader economic slowdown. Those second-order effects do not reverse on the announcement of a conditional framework; they reverse when physical flows normalise in a sustained and verifiable manner.

Macro Spillovers: Inflation and Rate Expectations

A sustained decline in crude would compress near-term inflation expectations, potentially easing pressure on real yields and moderating the Federal Reserve's tightening bias. The transmission mechanism from crude to consumer and producer price indices typically operates over a four to eight week lag, meaning any macroeconomic impact will not register in data until May.

US Treasury yields declined on the announcement, indicating bond markets are beginning to reprice the Fed's forward path. Equity futures responded accordingly, with S&P 500 futures up 2.4% and Nasdaq futures up nearly 3%, reflecting rotation out of energy and into rate-sensitive growth assets. Should energy disinflation prove durable, the case for earlier rate cuts strengthens materially. The critical qualifier remains durability, which depends entirely on the 10-point proposal being finalised within the two-week window.

Futures Curve: Backwardation Persists

The crude oil futures curve remains in steep backwardation, with near-dated contracts trading at a significant premium to forward months, signalling that the market continues to price acute physical tightness. A shift toward contango would indicate traders expect normalised forward supply; that shift has not occurred. OPEC production fell approximately 7.6 million barrels per day month-on-month in March to a multi-decade low of 22.1 million barrels per day. Even if unimpeded transit resumes at scale, restoring production capacity across Gulf states is a process measured in weeks. The futures curve remains the most reliable real-time signal of whether physical normalisation is genuinely underway.

The Time Asymmetry of Risk

Markets have repriced immediate disruption risk. The structural supply vulnerability remains unresolved. The resulting asymmetry leaves oil exposed to renewed upside volatility should the two-week diplomatic window close without a finalised agreement, should coordinated transit arrangements with Iran's Armed Forces prove operationally unworkable, or should any party to the ceasefire withdraw assent.

Brent, even after Wednesday's correction, remains materially above its pre-war level. The futures curve signals ongoing physical tightness. Insurance markets have not normalised. The diplomatic architecture is more substantive than a unilateral pause, but the 10-point proposal is not yet an agreement, and the two-week window is precisely that: a window. The geopolitical risk premium has been discounted, not eliminated. Investors treating Wednesday's move as a structural clearing of supply risk may be underweighting the asymmetric probability distribution that persists when physical normalisation remains demonstrably incomplete and the agreement underpinning the relief rally has yet to be finalised.