Updated Today
If Pat Grassley wins the nomination for the Republican Party to contest the 2026 Senate Iowa Senate seat, then the market resolves to Yes.
Winner: Ashley Hinsonon Nov 3, 2026
As of March 21, 2026, the Kalshi odds for Wil Jim Carlin be the Republican nominee for the Senate in Iowa? are: Ashley Hinson: 96%, Jim Carlin: 4%, Pat Grassley: 3%, Matthew Whitaker: 2%, Joshua Smith: 2%. These probabilities are derived from real-money trading and update in real time.
Wil Jim Carlin be the Republican nominee for the Senate in Iowa? is currently available on Kalshi. 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.
