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By Katherine Langford
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Skip Navigation Markets Business Investing Tech Politics & Policy Video Watchlist Investing Club PRO Livestream Menu Key Points Prediction market platform Polymarket told CNBC Tuesday its annualized revenue has topped $1.8 billion, after it revealed in June a figure above $1 billion. The growth comes as the company's U.S. exchange has seen volume increase since its launch in May, boosted by the FIFA World Cup in the summer and the start of the NFL season in September. Polymarket, though, faces near-term headwinds on the regulatory front as it faces scrutiny from its federal regulator. A Polymarket advertisement at a metro station in Washington, DC, US, on Monday, Nov. 2, 2026. Aaron Schwartz | Bloomberg | Getty Images Prediction market platform Polymarket has surpassed $1.8 billion in annualized revenue, the company told CNBC on Tuesday. That's up from June, when Polymarket disclosed that its annual revenue run rate was north of $1 billion , following the launch of its domestic exchange in May. Polymarket's revenue is being fueled by growth in that U.S. exchange, which operates as a separate trading venue from its decentralized finance international platform. The domestic exchange saw more than $14.5 billion in notional volume in October, up from $4 billion in June, according to data analytics platform TickerTracker. That increase has been driven by a series of highly traded events, including the FIFA World Cup over the summer and the start of the NFL season in September. Volume has been supported by the growing popularity of Combo event contracts, which work similarly to sportsbooks' multi-leg parlays, accounted for more than 70% of volume traded on the platform on Sunday. The revenue growth since June also comes after the company began a fresh $1 billion funding round that values Polymarket at $21 billion. Polymarket still faces near-term headwinds, though. The Commodity Futures Trading Commission is conducting a broad investigation into the company, with questions surrounding advertising practices and whether the company in the past violated a settlement with the agency to bar U.S. residents from accessing its international exchange. The company also may face increased scrutiny from a Democratic congress , partially due to the position of President Donald Trump's son — Donald Trump Jr. — as an advisor to the company. But Polymarket previously told CNBC it would work with lawmakers as they begin to understand the growing prediction market industry. "We welcome scrutiny," a spokesperson said. Disclosure: CNBC and Kalshi have a commercial relationship that includes customer acquisition and a minority investment. Choose CNBC as your preferred source on Google and never miss a moment from the most trusted name in business news.