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Prediction markets on elections are surging and could influence outcomes

WBUR

Published October 5, 2026 at 12:08 PM EDT

The prediction market app Polymarket is displayed on a mobile phone, April 16, 2026, in Chicago. (Erin Hooley/AP)

Prediction markets like Kalshi and Polymarket are growing, and wagers on politics and the midterms are surging on these platforms.

Here & Now‘s Scott Tong talks with Michael Hornsby, co-director of the Anti-Corruption Data Collective, about problems with insider trading, other corruption, interpreting markets as political polls, and how this could influence elections.

This article was originally published on WBUR.org.