Global oil inventories fell 250M barrels in two months as the Iran war blocks the Strait of Hormuz, triggering a worldwide scramble for energy supplies.

Consumers have tapped surplus oil-on-water and near-record stocks to mitigate supply losses from Hormuz's near-closure. But such draws are becoming unsustainable.

The world's oil stockpiles could approach all-time lows by the end of May due to the Strait of Hormuz closure, according to UBS.