Ohio Senate Election Winner: Sherrod Brown (D)
Politics · closes Jan 14, 7:00 PM ET
Kalshi vs Polymarket US on the same question. Kalshi prices YES at 64.5¢, Polymarket US at 63.5¢ — a 1¢ gap. Prices are each venue’s own; confirm at the venue before acting.
Prices by venue
| Venue | YES | Odds | Bid | Ask | Volume | Confirmed |
|---|---|---|---|---|---|---|
| Kalshi | 64.5¢ | -182 | 64¢ | 65¢ | $3.9M | Oct 20, 3:02 AM ET |
| Polymarket US | 63.5¢ | -174 | 63¢ | 64¢ | $6.3M | Oct 20, 3:15 AM ET |
1¢cross-venue gap on YES. Two quotes differ only when each venue’s book rules out the other’s price; a one-sided or wide book reads as a bound, not a price.
Price history
Last 90 days, daily closes beyond the raw week. Kalshi solid, Polymarket dashed. A break in a line is a gap in the record, not a move.
How it settles
This market will settle to Yes if the Democratic Party nominee wins the 2026 midterm special election for US Senator from Ohio. Outcome sourced from relevant government authorities. The determination of the winner includes any runoff, tiebreak, or other relevant procedure under the applicable rules of the relevant jurisdiction.
Each venue settles on its own rules; the text above is the primary venue’s. A gap can be a rules difference, not a mispricing.
Open it in the terminal
Live card for this market — both venues streaming, the order book, the arbitrage calculator and related news.