OVER / UNDER
CONTROLS-2026 ★ KALSHI ★ MULTI ★ CONTROLS-2026 ★ KALSHI ★ MULTI ★ CONTROLS-2026 ★ KALSHI ★ MULTI ★ CONTROLS-2026 ★ KALSHI ★ MULTI ★ CONTROLS-2026 ★ KALSHI ★ MULTI ★ CONTROLS-2026 ★ KALSHI ★ MULTI ★

Which party will win the U.S. Senate?

Price history — Republican Party

Last 7 days of market YES price (blue) with the fair-price range (orange).

53¢0¢25¢50¢75¢100¢Tue 5/19Wed 5/20Thu 5/21Fri 5/22Sat 5/23Sun 5/24TODAY
market YES fair range
Market price
Republican Party★ BEST53¢
Democratic Party46¢
Kalshi • Volume: 4.9M contracts • Updated 3h agoCloses: 2027-02-01
Kalshi · Elections
OU's Pick
YES · Republican Party
at 53¢
Price gap
Kalshi53¢
OU's fair65¢
+12¢ underpriced · pays 1.9×
Confidence
Moderate

Republicans currently hold a 53-45 majority in the Senate and the 2026 map features several vulnerable Democratic incumbents in competitive states.

Wide edge+12¢
Not financial advice. For informational purposes only. Prediction markets involve risk of loss. AI may contain errors.