About This Market
Traders give Summer Lee (D) about a 97.3% chance. James Hayes (R) follows at 1.4%. Compare prices from Kalshi and Polymarket. The largest cross-platform price difference is 1.1 percentage points.
Traders give Summer Lee (D) about a 97.3% chance. James Hayes (R) follows at 1.4%. Compare prices from Kalshi and Polymarket. The largest cross-platform price difference is 1.1 percentage points.
Prediction markets on Polymarket and Kalshi are tracking the House race for PA-12. The outcome will influence the balance of power in Congress and reflect voter sentiment in a key battleground district ahead of the 2026 elections.


