The Journal. · The Wall Street Journal & Spotify Studios
Insiders Are Cashing In on Prediction Markets
February 17, 2026·24 min·2 clips
A mysterious bettor placed 19 specific Super Bowl halftime show bets and won $17,000, sparking insider trading suspicions.
As heard by us
A sharp look at prediction markets, where public bets can make private information look profitable.
The Journal frames prediction markets as a business story about information, incentives, and regulation. The Super Bowl example gives it bite: one anonymous Polymarket account made 19 narrow halftime-show bets, got 17 right, won almost $17,000, and appeared to have no trades…
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An anonymous Polymarket account placed 19 bets on Super Bowl halftime details and won nearly $17,000.
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