Prediction markets now move $24 billion a month — more than legal sportsbooks. Here's how they avoid sports betting taxes, and how and why states are fighting back.

Prediction-market platform Kalshi recently unveiled a swath of “market integrity” updates that all relate to one thing: stopping illegal trading by insiders. The updates include things like risk ...

The Trump administration on Wednesday proposed a set of new federal regulations for prediction markets that appear to largely leave the booming industry intact. Importantly, the new rules would ...

Earlier this year, Thomas Christian Owens decided to try his hand at prediction market trading for the first time. He created a Kalshi account in January. Three months and a $500 deposit later, he ...

Prediction markets are moving into the mainstream, giving investors a new way to watch crowd expectations – and a risky way ...

Prediction markets allow people to trade on the outcome of real-world events, from basketball games to elections. And trading volume on Kalshi and Polymarket – the two leading prediction markets – has ...

Pair of red dice with white dots. Photo by Jonathan Petersson on Unsplash. The growth of prediction markets begs the question, is it wrong to benefit from someone else’s misfortune? Ethics Center ...

NEW YORK, May 8 (Reuters) - The debate, opens new tab over calls to regulate prediction markets cuts to the heart of how we differentiate among gambling, speculation, and investment, raising the ...

Max Meizlish and I argued in these pages in February that prediction markets had become an intelligence asset, vulnerable to insider trading by those with classified knowledge of future events. Two ...

The Senate unanimously agreed to a resolution Thursday barring its members from trading on prediction markets in the face of growing concerns about insider trading on the platforms. The resolution, ...

Prediction markets are being touted on social media as a lucrative side hustle for young Americans squeezed by rent and student loan bills. In reality, most traders are losing money, and a significant ...

Polymarket takes over a local bar for a pop-up experience in D.C. on March 20. (Alex Kent/For the Washington Post) Prediction markets are not a new idea. They existed five centuries ago, when people ...