President Donald Trump ordered the Department of Justice to open an investigation into alleged price gouging at gasoline stations, claiming the big oil companies are not passing on savings from sharply lower crude oil prices to consumers. In a social media post, Trump wrote that oil prices are dropping "‌like a rock" but that customers are being "gouged."

The probe, targeting the retail pump price gap, comes amid a period of declining crude oil benchmarks. Trump did not cite specific data on margins or station-level pricing, but directed the DOJ to act immediately. No timeline or legal framework was detailed in the announcement.

Consumer advocacy groups have long flagged the phenomenon of "rocket and feather" pricing, where retail gasoline prices rise rapidly with crude but fall slowly when crude drops. Industry representatives argue that local station margins are thin and that pricing reflects lag time, distribution costs, and regional competition.

The announcement carries potential political and market implications, particularly ahead of upcoming elections. Energy analysts note that retail gasoline prices are a highly visible economic signal for voters, and the investigation could increase regulatory pressure on independent station owners and refiners alike.

Critics argue that temporary pump price stickiness is a normal market function caused by inventory turnover and local dynamics, not coordinated gouging. Some economists warn that a heavy-handed probe could chill pricing flexibility and even reduce station availability in low-margin areas.