Morning Highlights: Brent at $110, Touches $112 on Drone Strike at UAE Nuclear Plant; IEA Warns Commercial Inventories Have Weeks Left, Russia Sanctions Waiver Lapses

Monday, May 18, 2026

Brent (July) $110.15 | WTI (June) $106.24 Brent session high $112.00, highest since May 5. WTI session high $108.70, highest since April 30. June WTI expires Tuesday. Both contracts up more than 7% last week. Drone strike hits UAE Barakah nuclear power plant; Saudi Arabia intercepts three drones from Iraqi airspace; Trump meeting national security advisers Tuesday on military options; IEA's Birol warns commercial inventories have weeks left; U.S. lets Russia sanctions waiver lapse; China April refinery runs lowest since August 2022.

Bottom Line

A drone strike on the Barakah nuclear power plant is a meaningful escalation. Barakah is a civilian nuclear facility, not an oil installation, and striking it crosses a threshold that previous Iranian attacks on Gulf energy infrastructure did not. The UAE is investigating the source and has reserved the right to respond. Saudi Arabia intercepting three drones from Iraqi airspace on the same day suggests a coordinated attack pattern across multiple Gulf states. Trump meeting national security advisers Tuesday to discuss military options is the expected response to an attack of this nature, and the market is pricing the escalation risk that follows from it.

The IEA's Fatih Birol saying at the G7 in Paris that commercial oil inventories are depleting rapidly and have only weeks left is the starkest official characterization of the inventory situation to date. The coordinated 400 million barrel strategic reserve release has added 2.5 million bpd to the market but Birol explicitly noted those reserves are not endless. With global commercial stocks drawing at the pace the IEA quantified last week and the peak summer demand period now underway, the timeline to a genuine physical shortage is getting short.

The U.S. allowing the Russia sanctions waiver to lapse on Saturday removes another alternative supply source at precisely the wrong moment. Indian refiners who had been relying on Russian seaborne crude under the waiver now face a choice between paying spot market prices for alternative supply or cutting runs further. The lapse appears to be a deliberate pressure tool rather than an oversight - tightening the global supply picture while simultaneously squeezing Russian war revenues - but the timing, with commercial inventories described as having weeks left, adds supply risk that the market does not need right now.

China's April refinery data confirms the demand destruction story in hard numbers. Throughput at 13.3 million bpd is the lowest since August 2022, utilization at 63.59% is down nearly 5 percentage points from March, and refiners lost 649 yuan per ton processed in April against a profit of 269 yuan a year earlier. The picture is somewhat complicated by the inventory dynamic - China barely drew on crude stocks in April because domestic fuel output only needed to meet reduced demand under export restrictions, and onshore inventories actually rose 17 million barrels. That buffer will not last indefinitely, and when Chinese run rates eventually recover the demand signal will be sharp.

Top Developments

Drone Strikes Barakah Nuclear Plant, Saudi Arabia Intercepts Three Drones

A drone struck the UAE's Barakah nuclear power plant Sunday, causing a fire with no injuries reported. Emirati officials said they were investigating the source and stated the UAE has the right to respond to what it described as terrorist attacks. Saudi Arabia separately intercepted three drones that entered from Iraqi airspace on the same day. Trump is expected to meet national security advisers Tuesday to discuss military options in response to the escalation, per Axios citing U.S. officials. Striking a civilian nuclear facility represents a threshold that prior Iranian attacks on Gulf energy infrastructure had not crossed, and the UAE and Saudi responses will set the tone for the conflict's next phase.

IEA: Commercial Inventories Have Weeks Left, Strategic Reserves Not Endless

IEA Executive Director Fatih Birol said at the G7 meeting in Paris that commercial oil inventories are depleting rapidly and have only weeks left. The coordinated 400 million barrel strategic reserve release has contributed approximately 2.5 million bpd to the market, but Birol noted those reserves are finite. The IEA's May report last week projected a 6 million bpd Q2 supply deficit and said the market would remain severely undersupplied through end of Q3 even assuming the conflict ends by early June. With peak summer demand now underway and inventories described as having weeks of buffer remaining, the timeline to physical shortages is narrowing.

U.S. Lets Russia Sanctions Waiver Lapse, Supply Tightens Further

The Trump administration allowed the sanctions waiver on Russian seaborne oil to lapse Saturday after a one-month extension, removing a supply relief mechanism that had been enabling Indian and other Asian buyers to purchase Russian crude outside normal sanctions constraints. Vandana Hari noted the lapse compounded existing supply fears alongside the drone escalation. The decision appears deliberate -tightening pressure on Russian oil revenues while simultaneously squeezing global supply at a moment when the IEA is warning commercial inventories have weeks left.

China April Refinery Runs Lowest Since August 2022

China's April crude throughput fell 5.8% year on year to 13.3 million bpd, the lowest since August 2022, with refinery utilization at 63.59%, down nearly 5 percentage points from both March and year-earlier levels. Refiners lost 649 yuan per ton processed in April against a profit of 269 yuan a year earlier. Chinese crude imports fell 20% year on year to 9.36 million bpd, the lowest in almost four years. Onshore inventories rose 17 million barrels in April as reduced throughput meant domestic production and minimal imports were sufficient to meet restricted demand under export curbs, per Vortexa's Emma Li. Independent refiners are expected to deepen run cuts in May despite Beijing's directive to maintain output.