How many Republican senators will lose reelection this year?

As of Wed, 14 Oct 2026 22:45:10 UTC, Kalshi traders price 5 or more (55.0%), Exactly 4 (19.0%), Exactly 3 (9.0%). The market has $75K in volume and closes on Thu, 31 Dec 2026.

Updated:

Current odds

OutcomeChanceYes priceNo price
5 or more55.0%55.0¢45.0¢
Exactly 419.0%19.0¢81.0¢
Exactly 39.0%9.0¢91.0¢
Exactly 27.0%7.0¢93.0¢

Market details

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