“Prediction markets about the 2026 midterm elections have surpassed $1.4 billion in trading volume as Election Day fast approaches,” CNN reports.“This year has seen massive growth in the prediction industry, where people can bet on real-world events like sports, entertainment and the weather. While small-scale election markets have been around for a while, they gained traction before the 2024 presidential election and have seen huge numbers for the 2026 midterms.”