Commercial crude oil stocks rose by 3 million barrels last week, according to data from the U.S. Energy Information Administration. This increase contrasted sharply with market expectations, as analysts had forecast a decline of 500,000 barrels for the same period. The unexpected build in inventories suggests weaker-than-anticipated demand or higher-than-expected supply in the U.S. oil market.

The deviation between actual and predicted stock changes highlights ongoing volatility in energy markets and the challenges in forecasting crude oil trends. Market participants are reassessing supply-demand balances following the report, which may influence near-term pricing and trading strategies.