Roger Williams is favored at 51% as of 19 Sep 2026, 18:35 UTC across 10 markets.
- Roger Williams: 51% (24h change 0%)
- Susan Collins: 17% (24h change 0%)
- Ron Wyden: 5.4% (24h change 0%)
- Nancy Pelosi: 2.3% (24h change 0%)
- David Kustoff: 2.1% (24h change 0%)
- Morgan McGarvey: 1.4% (24h change 0%)
- Larry Bucshon: 1% (24h change 0%)
- David Rouzer: 1% (24h change 0%)
- Debbie Wasserman-Schultz: 1% (24h change 0%)
- Pete Sessions: 1% (24h change 0%)
Which member of Congress will have the biggest returns in 2025?
Trade ↗Odds history
About this market
Market question: Which member of Congress will have the biggest returns in 2025?
How to read these odds
Each percentage is the latest traded Kalshi price for that option. A 62% contract price implies a 62% market-estimated chance, but prediction markets can move quickly and are not polls.
Market odds FAQ
Who is favored in Which member of Congress will have the biggest returns in 2025?
Roger Williams is favored at 51% as of 19 Sep 2026, 18:35 UTC, based on live Kalshi prediction-market prices.
What are the current odds for Which member of Congress will have the biggest returns in 2025?
Roger Williams: 51%; Susan Collins: 17%; Ron Wyden: 5.4%; Nancy Pelosi: 2.3%; David Kustoff: 2.1%; Morgan McGarvey: 1.4%. These are live market prices.
Where do these odds come from?
Each probability is a traded price from Kalshi, a CFTC-regulated prediction-market exchange. A contract trading at 62¢ implies a 62% market-estimated chance. ElectionOdds displays the data and does not create its own forecast.