The World Cup was forecast to be the biggest gambling event in history and the prediction markets just posted the receipts. Kalshi cleared $31 billion in notional volume in June, up more than 70% from May, and has held over $1 billion in daily volume every day since the tournament kicked off. Polymarket hit a record $10.8 billion for the month. Rothera, the Susquehanna and Robinhood joint venture, launched in June and immediately did $2 billion, grabbing 7% of US prediction market volume in its first thirty days of existence. The World Cup winner market alone has traded $3.9 billion. The soccer is the show. The order book is the business, and the business just had its best month ever.
Which brings us to tonight, the biggest game in US men’s soccer history, and the strangest 72 hours a red card has ever produced. Folarin Balogun, the USMNT’s leading scorer with three goals, was sent off against Bosnia for stepping on a defender’s leg, a call so marginal that a former FIFA referee said it never should have gone to VAR review in the first place. An automatic one-game suspension meant the biggest match since 2002 without the team’s best finisher. Then the President of the United States called the president of FIFA. Days later, FIFA’s disciplinary committee invoked Article 27, suspended the suspension on a one-year probation, and made Balogun eligible for tonight. It is reportedly the first time since 1962 that a player red-carded in one World Cup match has been allowed to play the next one. Belgium’s federation is “astonished” and investigating its options. UEFA says the decision “crossed a red line.” The Belgian coach compared July 5 to April Fool’s Day. A Belgian source claims the slide about automatic red-card suspensions simply vanished from FIFA’s standard pre-match presentation. Trump posted “Thank you to FIFA for doing what was right, and reversing a great injustice!”
Set aside your feelings about any individual involved and appreciate what the market just witnessed: a disciplinary outcome at the world’s biggest sporting event moved by a phone call, and every screen on Polymarket repriced in real time. The USMNT flipped from underdog to narrow favorite the moment the news broke. Somewhere in the last five years, prediction markets stopped being a novelty about Trump saying “McDonald’s” and became the instrument that prices presidential phone calls to Zurich. To the board.
TRADE 1: United States vs. Belgium
Tonight, 8 PM ET, Lumen Field, Seattle. Winner goes to the quarterfinals. The US has not been there since 2002, and the exits since read like a support group roster: Ghana in 2010, Belgium in 2014, the Netherlands in 2022. Tonight is the revenge game twelve years in the making against the team that ended the Tim Howard tournament. The Balogun reinstatement flipped the line. The US moved from underdog to short favorite on the news, with early money running 77% American on the three-way line and 82% on the advance market. That is not sharp positioning. That is a home crowd betting with its heart at a home World Cup, the same pattern that had Scotland leading its group in volume at 11% odds. The sober read: Belgium beat this team badly in a friendly earlier this year, and the market still prices the US at roughly 3% to win the whole tournament. Tonight is not about the trophy. It is about whether the program finally clears the wall it has hit for a quarter century, with its best striker on the field because the most powerful man in the country made a phone call. Only in America, hosting the world.
TRADE 2: World Cup Winner
France is running away with it. Les Bleus sit at 35% after dismantling Sweden, nearly double second-place Argentina at 17%, with the defending champions wobbling through extra time against Cape Verde and getting repriced from 21% to 17% overnight. The heavyweight event of the round is Portugal versus Spain on Tuesday, a collision the market prices as an accidental semifinal: Spain at roughly 12% and Portugal lurking, with the winner inheriting instant contender status and the loser going home before the quarters. The deeper story is concentration risk. A month ago this market was a five-way cluster with no team above 20%. Now one nation holds more than a third of the probability mass, and every remaining match is a referendum on whether the crowd crowned France too early. The number to watch is not France’s. It is Argentina’s. If the defending champs survive another ugly one, the value case writes itself: the market punishes aesthetics, but the trophy only counts wins.
TRADE 3: World Cup Golden Boot Winner
The best individual race in sports is tied at six goals apiece, and $41.8 million is riding on it. Kylian Mbappé leads the market at 49%, Lionel Messi sits at 33%, and the two of them have spent the tournament trading records like counterpunches. Messi passed Miroslav Klose for the most World Cup goals in history and set the record for consecutive matches scored. Mbappé answered with a brace against Sweden to pull level and now owns the all-time knockout-stage scoring record. One is 38 and playing his final World Cup. The other is 27 and chasing the first repeat Golden Boot in the award’s history, a thing no man has ever done. The market has priced this as a two-horse race with 84% of the probability split between them, which leaves 16% for the entire rest of the field, including Harry Kane sitting one goal back with England’s soft path still unfolding. History says the Golden Boot loves a nobody. The order book says this time is different. One of them is wrong, and the answer arrives one match at a time.
About The Spread Sheet
Your comedic entry into what is trending on prediction markets. Hosted by Noah Gardenswartz. Each week Noah and a guest take the questions the markets are actually pricing, across sports, pop culture, power and tech, and call them. We explain them. We make fun of them. Then we give the verdict: YES or NO.
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Disclosures
Not financial advice. Prediction markets discussed for entertainment and editorial purposes. Trade at your own risk and verify all odds independently.