It's the latest trade drawing scrutiny on the popular prediction market site for appearing to show an insider making profits ...

Abstract: Prediction of stock market returns is difficult because pricing changes often. The market is unpredictable and does not follow a clear pattern. This study builds a machine learning model to ...

Prediction market users complained about unfair markets over strikes in Iran. One senator promised to introduce legislation to prevent "profiting off war." ...

Prediction markets hit the mainstream in the U.S. in 2025 as the two global leaders, Kalshi and Polymarket, started offering predictions on sports events last year. But it is the sports events market ...