The Nasdaq Composite slid more than 2%. That marked the technology-heavy index's fifth straight losing down week, its first losing streak of that length since 2022. Stock futures are little changed ...
That was the estimated weekly trading volume on prediction-market platforms Polymarket and Kalshi last week, according to a team of analysts at Piper Sandler. It’s a new record. Prediction markets got ...
Prediction markets such as Polymarket and Kalshi let users win money by correctly guessing the outcome of practically any event.