Iran war drains 4.8M barrels

Oil inventories are the market’s shock absorbers. When supply gets hit, traders, refiners, and governments lean on stored barrels to keep fuel moving and prices from going vertical. The news here is that those shock absorbers are getting used up fast. Morgan Stanley estimates global oil stockpiles fell by about 4.8 million barrels a day between March 1 and April 25 as the Iran war and the disruption around the Strait of Hormuz throttled normal flows. ### Why does this number matter? Because 4.8 million barrels a day is not a normal inventory draw. Morgan Stanley says it is larger than any previous quarterly drawdown in the International Energy Agency’s data, and nearly 60% of the decline came from crude oil rather than products alone. That tells you this is not just a refinery hiccup or a seasonal gasoline squeeze — the system has been burning through the core buffer. (bloomberg.com) ### What broke in the first place? The choke point is the Strait of Hormuz. The EIA says roughly 20% of global oil supply normally moves through that route, and it has been effectively closed to normal shipping traffic since military action began on February 28, 2026. Once that happened, the market lost the easiest path for Gulf barrels to reach buyers, and shortages started spreading through tanker routes, refinery runs, and product markets. (thehindubusinessline.com) ### Didn’t the world have plenty of oil before this? Basically, yes. Before the conflict, the market looked oversupplied and inventories were building, which is one reason oil prices had been soft. Then the war flipped the setup. The EIA says producers in the region had to shut in significant volumes, while the IEA described March’s disruption as the largest supply hit in its history of oil-market monitoring. (eia.gov) ### Where did the missing barrels come from? From everywhere the market could reach. The IEA said observed global inventories fell by 85 million barrels in March alone, with stocks outside the Middle East Gulf down 205 million barrels as flows through Hormuz were choked off. Some barrels did pile up inside the Gulf because they could not get out, but that is the catch — oil trapped in the wrong place does not protect buyers in Asia, Europe, or the U.S. very well. (eia.gov) ### Why does Asia look especially exposed? A lot of Asian refiners depend on Gulf crude and have less room to improvise when those cargoes vanish. The IEA says the earliest demand damage has already shown up in the Middle East and Asia Pacific, especially in naphtha, LPG, and jet fuel. Morgan Stanley also flags refineries and petrochemical plants worldwide — particularly in Asia — as early pressure points when export routes stay constrained. (iea.blob.core.windows.net) ### Why does this spill into inflation? Oil shocks move fast. Morgan Stanley estimates a 10% rise in oil prices from a supply shock can lift U.S. headline consumer prices by about 0.35% over the next three months. That matters because inventories are what usually soften the blow. If the cushion is thinner, every new headline about attacks, shipping, or outages can push crude and fuel prices around more violently. (iea.blob.core.windows.net) ### So is this just an oil story? Not really. It is an oil story first, but then it becomes a rates story, a consumer story, and an equity story. Morgan Stanley now thinks oil could average $80 to $90 a barrel in 2026, up from earlier expectations near $60, even if tensions ease. The bank’s point is simple — once disruption moves from logistics to actual production, the damage lasts longer than the headlines do. (morganstanley.com) ### Bottom line? The important shift is not just that oil got expensive. It is that the world has already spent a big chunk of its emergency cushion. That makes the next shock matter more than the last one. (bloomberg.com) (morganstanley.com)