Live prediction market odds for 2028 US Presidential Republican Nominee. Compare prices across Kalshi and Polymarket and PredictIt.

Kalshi / Polymarket / PredictIt
2028-08-01
Market Summary
In the latest prediction market odds for 2028 US Presidential Republican Nominee, JD Vance leads with an average implied probability of 42.9%. Top contenders trailing the frontrunner include Marco Rubio (20.2%), Ron DeSantis (4.4%), Donald Trump (4.4%), Donald Trump Jr (2.6%), and Sarah Huckabee Sanders (1.9%). Traders monitoring this market will find an active arbitrage window with a 4.4% spread across platforms.
Resolution
This market resolves based on official announcements from authoritative sources. Prediction Hunt aggregates odds across platforms but does not determine outcomes. Each platform maintains its own resolution criteria — check each platform's rules before trading.
JD Vance
42.9% avg