Oklahoma Senate race odds

Kalshi vs Polymarket · updated Oct 21, 4:00 AM ET

Republicans (Kevin Hern) to win the Oklahoma Senate race: Kalshi 97.35¢, Polymarket US 96.5¢, Polymarket 97.45¢. The exchanges agree within about a cent. A price of 67¢ means the market implies roughly a 67% chance; it is a price, not a forecast.

Oklahoma Senate betting odds by venue

VenueRepublicans winOddsBidAskVolume
Kalshi97.35¢-367497.1¢97.6¢$23k
Polymarket US96.5¢-275796¢97¢$25k
Polymarket97.45¢-382297¢97.9¢$21k

Each row prices the outcome it names, in cents; 50¢ is a coin flip. Volume is in each venue’s own units. Full venue comparison

Price history

0¢25¢50¢75¢100¢Jul 23Aug 22Sep 21Oct 21Polymarket 97.5¢Kalshi 97.4¢Polymarket US 96.5¢
KalshiPolymarket USPolymarket

Last 90 days, Republicans win. Kalshi solid, Polymarket dashed. A break in a line is a gap in the record, not a move.

Common questions

What are the odds in the Oklahoma Senate race?

Republicans (Kevin Hern) to win the Oklahoma Senate race: Kalshi 97.35¢, Polymarket US 96.5¢, Polymarket 97.45¢. The exchanges agree within about a cent. A price of 67¢ means the market implies roughly a 67% chance; it is a price, not a forecast.

Why do Kalshi and Polymarket show different prices for the same race?

Each exchange is its own order book with its own traders, fees and rules. A gap of a cent or two is ordinary; a larger gap can come from a thin book or from a settlement-rule difference, which is why each venue links to its own contract.

Is the price a forecast?

No. It is what the best order or last trade implies at that venue. ThinBlimp shows both venues side by side and does not take wagers or give advice.

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