Ohio Democratic Senate Primary Winner

As of March 25, 2026, the Polymarket odds for Ohio Democratic Senate Primary Winner are: Sherrod Brown: 96%, Allison Russo: 2%, Greg Landsman: 1%, Tim Ryan: 1%. These probabilities are derived from real-money trading and update in real time.

Ohio Democratic Senate Primary Winner is currently available on Polymarket. Check PredictMarketCap for cross-platform availability as new markets are added regularly.

Prediction market odds reflect the aggregate opinion of traders who risk real money on outcomes. The price of a share (e.g., 65¢) represents the market's implied probability (65%). Prices move as traders buy and sell based on new information, polls, and analysis.