
The IEA said it has learned OPEC+ plans to stop using its monthly Oil Market Report as a secondary source for production data. The agency will publish its monthly OPEC+ production estimates publicly.
The dispute over which data sources count changes how OPEC+ output is tracked, adding uncertainty to supply estimates that drive crude price expectations. Market impact is mainly through sentiment on transparency.
After 41 past neutral report events, BRENT moved a median -1.4% over 5 sessions (41% higher; middle half -4.0% to +1.9%), and +1.8% over 20.
After 56 past neutral report events, WTI moved a median +0.0% over 5 sessions (50% higher; middle half -2.7% to +2.5%), and +0.8% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.