Brent crude fell $15.54 in a single session on Tuesday night — from $109.27 to $93.73 per barrel. WTI crude fell 19% in Asian overnight trading. Natural gas futures declined 5%. Global stock markets surged. The market, which has been accurately described as the world's most efficient pricing mechanism, announced that the war was over. [1]

The war is not over. It is paused for 14 days, with Lebanon explicitly excluded from the ceasefire, attacks resuming within two hours of the announcement, and the Strait of Hormuz partially reopened under conditions that no major shipping company has yet committed to. [2]

This paper reported on April 6 that oil dipped to $108.58 on a ceasefire headline nobody had agreed to. Oil had a harder reaction Tuesday because the ceasefire is real — but the market's structural problem is unchanged: it is pricing sentiment, not supply chain recovery. [3]

The Structural Gap

Oil at $93 is still 33% above the pre-war price of approximately $70. The 15% drop reverses one week of gains, not five weeks of war. The market has not priced the return of pre-war supply conditions. It has priced the absence of "Power Plant Day." These are different things.

The physical-futures split that has characterized this war remains in effect. Futures traders sold Brent on the ceasefire headline. Physical crude — the oil that tanker operators actually buy for specific delivery voyages — does not move in the same session. Physical prices lag by days or weeks, depending on how quickly shipper confidence returns. [4]

The first vessels transited Hormuz on Wednesday morning: a Greek-owned bulk carrier, two tankers, and at least three additional vessels reported completing the passage under what Reuters described as "cautious optimism." Maersk, the world's largest container line, said it would "seek clarity" before routing ships through Hormuz. The clarity Maersk is seeking includes: the withdrawal of IRGC patrol boats from chokepoints, the removal of naval mines if any were placed, confirmation that war-risk insurance rates have been revised, and the posture of Iran's Revolutionary Guard Navy in the days ahead. None of those conditions exist yet. [5]

What the Market Got Right and Wrong

What the market got right: the ceasefire is real. Trump and Iran's Supreme National Security Council both confirmed it. The first Hormuz transit happened. The 14-day window will produce negotiations in Islamabad. The immediate escalation risk — "Power Plant Day," named infrastructure strikes on a calendar — is gone. [1]

What the market got wrong: the physical supply chain cannot be restored in a session. The tankers that have been rerouting around the Cape of Good Hope for five weeks are not repositioning overnight. Insurance premiums do not fall when a ceasefire is announced; they fall when the ceasefire is verified over days and weeks. The refinery utilization rates that have been running at crisis levels in Europe and Asia will not recover on Tuesday night. [6]

The sanctions waiver — the 30-day license for Iranian oil stranded at sea, expiring April 19 — is the market's most immediate test. If the ceasefire holds and the Hormuz reopening is genuine, the waiver's expiration becomes a formality: the oil moves freely regardless. If the ceasefire wavers before April 19, the waiver expiration creates the next market crisis. The administration has not indicated whether it will renew. The 11-day window is the market's structural uncertainty that no Tuesday-night rally addresses. [7]

Australia and the Second-Order Effects

The ceasefire's most immediate beneficiaries are the countries whose fuel crises were driven by Hormuz transit costs, not by sanctions. Australia — 555 service stations dry, 50-liter caps, a government that cut fuel excise in half on April 1 — announced Wednesday morning that diesel shortages had dropped from 312 to 274 stations. Energy Minister Chris Bowen said supply was secured "well into May." [8]

Whether that improvement reflects the ceasefire or the pre-ceasefire supply chain adjustments is unclear. The Australian government has been routing alternative supply since mid-March. But the ceasefire announcement materially changed the medium-term pricing signal for every fuel-importing country. [8]

The critical question for second-order effects is speed. Mexico's truckers struck over fuel prices. Kenya is at 16 days of reserve. Philippines declared an energy emergency. Cuba runs at 60% grid. For none of these countries does a 14-day ceasefire produce immediate fuel supply. It produces a price signal that may, over weeks, work its way through supply chains that have been optimized for a world without Hormuz. [9]

The market sold oil. The world will wait to see whether that sale was correct.

-- THEO KAPLAN, San Francisco