Iowa Republican Presidential Caucus Winner 2028 — Marco Rubio

    19% chance · down 12 pts today

    Yes19%▼ 12Polymarket USYes8¢fee unknown
    No81%▲ 12kalshiNo82¢84¢ after fees
    Resolves
    Nov 7, 2028
    Volume
    $256
    24h
    $0
    Liquidity
    $1.5K
    kalshiPolymarket (global): price for reference, not tradable in the USPolymarket USListed on 3 venues

    Chance over time

    Polymarket USPolymarket USCFTC-regulated

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    Signals

    2 signals
    1. Yes24h
      ▼ 12¢ in 24hPolymarket USkalshi
    2. Yes24h
      11¢ apart across venuesPolymarket USkalshi

    Every venue’s price

    3 venues
    ChanceBest
    Yes19%▼ 12Polymarket US8¢fee unknown
    No81%▲ 12kalshi82¢84¢ after fees

    Each share pays $1 if it’s right. Green marks the cheapest venue after fees; every price opens that venue’s market.

    Before you trade

    Fee Impact at These Prices

    Polymarket USPolymarket USat 8¢: Fees unavailable
    KalshiKalshiat 19¢: exit costs ~2¢/contract on a 1-contract order, rounded up to 1¢
    Full calculator

    How each venue settles it

    kalshiKalshi

    If Marco Rubio wins the 2028 Iowa Republican presidential caucus, then the market resolves to Yes.

    Full rules on Kalshi ↗
    Polymarket (global): price for reference, not tradable in the USPolymarket (global)

    Iowa is expected to hold a Republican presidential primary or caucus in 2028. This market will resolve according to the candidate who wins the most votes in the Iowa Republican primary, caucus, or other official voting process by which the Iowa public directs the voting of delegates for the selection of the 2028 Republican presidential nominee. If the relevant delegate selection process is a caucus or other multi-r…

    Full rules on Polymarket (global) ↗
    Polymarket USPolymarket US

    2028 Iowa Republican Presidential Caucus Winner

    Full rules on Polymarket US ↗

    About this market

    Category
    Politics
    Resolves
    Tue, November 7, 2028
    kalshiPolymarket (global): price for reference, not tradable in the USPolymarket USCompared across 3 venues

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