<figure><img src="https://assets.bwbx.io/images/users/iqjWHBFdfxIU/iPr4Q1KMKIMo/v7/-1x-1.png"><figcaption><div><p>Source: Bloomberg, 0:00</p></div><div></div></figcaption></figure><p>When the Seattle Seahawks take on the New England Patriots on Sunday, more than $2.6 billion in wagers will be on the line. A growing share &#x2014; $800 million &#x2014; will come through prediction markets like Kalshi and Polymarket that are transforming how sports betting works in the US. On today&#x2019;s Big Take podcast, professional sports gambler Rufus Peabody discusses why he has shifted more of his betting to prediction markets. And markets reporter Justina Lee and sports business reporter Ira Boudway sit down with host David Gura to discuss why these markets are drawing pros like Peabody &#x2014; and the concerns the platforms raise for regulators and traditional sportsbooks.</p>

When the Seattle Seahawks take on the New England Patriots on Sunday, more than $2.6 billion in wagers will be on the line. A growing share — $800 million — will come through prediction markets like Kalshi and Polymarket that are transforming how sports betting works in the US.

On today’s Big Take podcast, professional sports gambler Rufus Peabody discusses why he has shifted more of his betting to prediction markets. And markets reporter Justina Lee and sports business reporter Ira Boudway sit down with host David Gura to discuss why these markets are drawing pros like Peabody — and the concerns the platforms raise for regulators and traditional sportsbooks. 

Big Take: Pro Bettors Flock to Prediction Markets

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