Arkansas Senate 2026

The chance this seat goes Republican in November, across every listed contract, as a 0–100 chance the Republican wins.

LiveHeld by Republicans · projected hold·$15K traded / 24h·12 contracts·6 exchanges·Margin rank 15 of 35
SEAT PMI · 0–100 · CHANCE REPUBLICANS WIN
94.3Safe R · ▲ 0.3 14d
DEMOCRATEVENREPUBLICAN
Republicans win
94.3
enters as 94.3
Democrats win
5.7
enters as 100 − 5.7 = 94.3

Both legs are aggregated. The Democratic leg is converted as 100 − p, so this seat reads on the same scale as every other.

Control of the Senate

Does Arkansas decide the Senate?

No. It is rated Safe R, outside the 7 contested seats.
Control turns on the 7 contested seats. The seat that tips control is Texas at 34.2.
Full Senate picture
Contracts behind this reading · 6 of 12

Sorted by weight

Will Democratics win the Senate race in Arkansas? - Hallie Shoffner5.9Kalshi ↗ · Democratic leg · enters as 94.1weight 54.3%Will Republicans win the Senate race in Arkansas? - Tom Cotton94.5Kalshi ↗ · Republican leg · enters as 94.5weight 44.2%Will the Republicans win the Arkansas Senate race in 2026?95.3Polymarket ↗ · Republican leg · enters as 95.4weight 1.3%Will the Democrats win the Arkansas Senate race in 2026?4.8Polymarket ↗ · Democratic leg · enters as 95.2weight 0.2%Arkansas Senate General Election — Hallie Shoffner8.0IBKR ↗ · Democratic leg · enters as 92.0weight 0.0%Arkansas Senate General Election — Tom Cotton94.0IBKR ↗ · Republican leg · enters as 94.0weight 0.0%
Show all 12 contracts
Weights are 24h liquidity share · reconciled reading 94.3 · rows open on the exchange
Other Arkansas races this cycle

Also on the ballot