KalshiOpen

Which party will win the U.S. Senate?: Will Republicans win the U.S. Senate in 2026? Republican Party

No62%
Republican Party38%

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24h volume$41.6K
7d volume—
30d volume—
Liquidity—
Spread1%
ResolvesFeb 1, 2027in 4 months

Probability history

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Probability history0%25%50%75%100%Aug 8Aug 21Sep 3Sep 16Sep 29Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.

Based on this market’s outcome prices, expressed as probabilities.

Resolution rules

If the Republican Party has won control of the U.S. Senate in 2026, then the market resolves to Yes. This market may be determined early based on a consensus of media calls projecting control of the U.S. Senate. See full rules for details. Otherwise, victory will be determined by the party identification of the President pro tempore of the Senate on February 1, 2027.

Other legs of this event

MarketVenuePriceStatus
Which party will win the U.S. Senate?: Will Democrats win the U.S. Senate in 2026? Democratic PartyKalshi63% Democratic PartyOpen

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As of Sep 29, 09:24 PM UTC