Will the Republican Party control the Senate after the 2026 Midterm elections?

Will the Republican Party control the Senate after the 2026 Midterm elections? It is currently trading at a 50% probability on Polymarket. Reported volume is $1.7M. Scheduled resolution: November 2, 2026.

Last updated September 1, 2026 at 3:26 AM ET

Current Market Probability

Probability	Price	Volume	Liquidity	Platform	Status	Resolution date	Chart
50%	0.50	$1.7M	$148.9K	Polymarket	Open	November 03, 2026

Market Information

Category	Event	Source
Political Prediction Markets	Which party will win the Senate in 2026?	View on Polymarket

Historical Market Probability

7 days ago	30 days ago	90 days ago	Current
50%	56%	54%	50%

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