The International Energy Agency (IEA) documented a drop in Russian oil export revenue of over $13 billion between October and November in a report published on Thursday, a potential signal that President Donald Trump’s sanctions on Russia’s oil industry imposed in late October have begun to affect the market.

The Russian news agency TASS reported on the IEA statistics, indicating that the Russian government does not dispute them. According to TASS, the IEA found that “Russia’s exports of oil and petroleum products fell by 2% in October 2025 month-on-month to 7.35 mln barrels per day (mbd),” while “revenues from export supplies lost 2.81% to $13.13 bln.”

Oil revenue had already dropped between September and October, but only by about $420 million, according to the report.

“Compared to

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