US Regulators Probe $800 Million Oil Trading Surge Before Trump’s Iran Announcement

US regulators are investigating a wave of unusually timed oil trades placed shortly before President Donald Trump unexpectedly announced he was postponing planned military strikes against Iran — a move that immediately sent crude prices tumbling and delivered major profits to several trading firms.

According to trading data reviewed by The Wall Street Journal, more than $800 million worth of US and international oil futures contracts changed hands within minutes on 23 March, shortly before Trump published a social media post saying he would delay attacks on Iranian energy infrastructure.

The timing could hardly have been more precise if someone had installed a countdown clock directly inside the trading algorithms.

Oil prices reacted sharply after Trump’s announcement, with US crude falling by as much as 13% as fears of an immediate escalation in the Gulf temporarily eased. Several firms reportedly earned multimillion-dollar profits from futures positions opened and closed around the market swing.

The US Commodity Futures Trading Commission (CFTC), which oversees derivatives markets, is now examining whether anyone traded using advance knowledge of Trump’s decision or whether sensitive information may have been leaked before the public announcement.

According to people familiar with the matter cited in the report, investigators are reviewing activity involving at least three firms. Among them are London-based quantitative investment company Qube Research & Technologies, which reportedly generated roughly $5 million in adjusted gains, and Forza Fund Ltd., which allegedly made around $10 million. Totsa, the trading arm of TotalEnergies, reportedly posted a smaller profit.

None of the firms have been accused of wrongdoing.

Representatives for the companies denied any improper conduct or said they were unaware of active investigations involving their trading activity. Qube stated that its strategies rely on automated models processing numerous data sources continuously rather than reacting to specific political developments.

Part of the investigation reportedly centres on a news headline published roughly 15 minutes before Trump’s social media post. The brief article from Semafor suggested the White House was considering a path out of the Iran conflict despite ongoing military operations.

Some firms reportedly told regulators that the article influenced their trading decisions. That explanation may satisfy some observers. Others will probably note that in modern financial markets, “coincidence” often arrives at machine speed.

The investigation extends beyond the March 23 trading activity. According to the report, regulators are also examining several additional spikes in oil trading volumes linked to announcements concerning Iran during April and May.

One such case allegedly occurred on 6 May, when approximately $700 million worth of crude futures contracts were traded shortly before reports emerged about negotiations aimed at ending the conflict.

The broader backdrop remains highly sensitive. Since the outbreak of fighting involving Iran, Israel and the United States, the Strait of Hormuz has become one of the world’s most critical economic pressure points. Iran’s restrictions on shipping traffic have disrupted a major share of global oil flows, contributing to sharp volatility in energy markets.

Against that backdrop, even small pieces of political information can move billions of dollars within seconds.

The documents reviewed by the newspaper showed mixed outcomes across major trading firms. Quantitative trading giant Jane Street reportedly earned around $19 million from oil futures activity that day, while Jump Trading suffered losses estimated at roughly $15 million.

Other firms, including Virtu Financial, Shell and Tower Research Capital, also recorded substantial gains.

Investigators face a difficult challenge in distinguishing between aggressive but legitimate trading strategies and possible insider activity. Modern commodity markets are dominated by algorithms reacting to headlines, pricing signals and volatility patterns within milliseconds.

Regulators often examine whether trading behaviour sharply deviates from a firm’s normal strategy, whether positions were unusually aggressive, or whether trades appeared inconsistent with broader market conditions. The White House has rejected suggestions that administration insiders may have improperly benefited from the market swings. Officials stated there is no evidence that government employees used nonpublic information for financial gain.

Still, concerns about politically sensitive trading have intensified in Washington amid repeated market-moving announcements linked to the Iran conflict.

Last month, federal prosecutors charged a US Army soldier involved in operations targeting Venezuelan leader Nicolás Maduro with allegedly using classified information to profit from prediction market bets. CFTC Chairman Michael Selig has publicly stated the agency maintains a zero-tolerance policy toward market manipulation and insider trading.

For now, investigators are combing through trading records, communication logs and exchange data to determine whether the suspiciously well-timed oil bets were simply fortunate market calls — or evidence that somebody knew more than they should have before the rest of the world did.

Written by Christiane Hofreiter