Massachusetts Governor Republican Primary Winner

As of March 21, 2026, the Polymarket odds for Massachusetts Governor Republican Primary Winner are: Brian Shortsleeve: 46%, Michael Minogue: 41%, Mike Kennealy: 18%. These probabilities are derived from real-money trading and update in real time.

Massachusetts Governor Republican 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.