Midterms 2026: How Prediction Markets Called It

Data: Kalshi public market data, updated Nov 6, 2026, 9:15 am ET.

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Who controls Congress? Market-implied odds

House: Democrats
100.0%
Settled: Democratic Party
House: Republicans
0.0%
Market-implied chance
Senate: Democrats
100.0%
Settled: Democratic Party
Senate: Republicans
0.0%
Market-implied chance
Races tracked
30
Senate, governor, House
Races scored
30/32
Settled markets

Race-by-race odds

Showing 30 of 30 races.

Favorite in each race by Kalshi market price. Click a column heading to sort.
TexasSenateDem James Talarico73.5%187.3M—Settled
TexasGovernorRep Greg Abbott60.5%105.9M—Settled
MichiganSenateDem Abdul El-Sayed78.5%81.1M—Settled
FloridaGovernorRep Byron Donalds62.5%44.0M—Settled
MaineSenateDem Troy Jackson72.5%32.2M—Settled
MississippiSenateDem Scott Colom97.8%32.1M+88.1 ptsOpen
AlaskaSenateDem Democratic party96.9%24.9M+21.9 ptsOpen
South CarolinaSenateRep Darline Graham66.5%22.0M—Settled
NebraskaSenateRep Pete Ricketts67.5%19.1M—Settled
IowaSenateDem Josh Turek52.5%18.6M—Settled
OhioSenateDem Sherrod Brown71.5%18.4M—Settled
OhioGovernorDem Amy Acton82.5%17.7M—Settled
MinnesotaSenateDem Peggy Flanagan90.8%16.7M—Settled
KansasSenateDem Adam Hamilton62.5%14.7M—Settled
New YorkGovernorDem Kathy Hochul95.9%12.4M—Settled
FloridaSenateRep Ashley Moody84.5%11.6M—Settled
CaliforniaGovernorDem Xavier Becerra97.2%10.8M—Settled
GeorgiaGovernorDem Keisha Lance Bottoms70.5%9.1M—Settled
North CarolinaSenateDem Roy Cooper97.4%7.7M—Settled
GeorgiaSenateDem Jon Ossoff96.7%7.3M—Settled
MassachusettsGovernorDem Maura Healey97.4%7.0M—Settled
NevadaGovernorDem Aaron Ford74.5%6.7M—Settled
IowaGovernorDem Rob Sand86.5%5.6M—Settled
TX-15HouseDem Bobby Pulido90.3%4.6M—Settled
New HampshireSenateDem Chris Pappas94.4%4.3M—Settled
ArizonaGovernorDem Katie Hobbs92.2%3.2M—Settled
MN-05HouseDem Ilhan Omar98.2%3.1M—Settled
MontanaSenateRep Kurt Alme90.7%3.1M—Settled
WisconsinGovernorDem David Crowley84.5%2.9M—Settled
PennsylvaniaGovernorDem Josh Shapiro98.4%2.4M—Settled

Implied probability is the midpoint of the best Yes bid and ask, or the last trade when there is no quote. Volume is contracts traded; each contract pays $1 if it resolves Yes. 30-day move is the change in percentage points since the daily close about 30 days ago.

30-day price history

Daily closing price on Kalshi, shown as market-implied probability.

Results and scoring

Settled
30/32
Favorite won
28/30
93%
Mean Brier score
0.068
Lower is better; 0.250 = coin flip
Still open
2
Pre-election favorite versus the settled result
RaceFavoriteForecastWinnerResultBrier
House controlDemocratic Party93.6%Democratic PartyFavorite won0.004
Senate controlDemocratic Party75.5%Democratic PartyFavorite won0.060
Texas SenateJames Talarico73.5%James TalaricoFavorite won0.070
Michigan SenateAbdul El-Sayed78.5%Abdul El-SayedFavorite won0.046
Texas GovernorGreg Abbott60.5%Gina HinojosaUpset0.366
Maine SenateTroy Jackson72.5%Troy JacksonFavorite won0.076
Florida GovernorByron Donalds62.5%Byron DonaldsFavorite won0.141
Ohio SenateSherrod Brown71.5%Sherrod BrownFavorite won0.081
Iowa SenateJosh Turek52.5%Josh TurekFavorite won0.226
Kansas SenateAdam Hamilton62.5%Adam HamiltonFavorite won0.141
South Carolina SenateDarline Graham66.5%Annie AndrewsUpset0.442
Ohio GovernorAmy Acton82.5%Amy ActonFavorite won0.031
New York GovernorKathy Hochul95.9%Kathy HochulFavorite won0.002
Minnesota SenatePeggy Flanagan90.8%Peggy FlanaganFavorite won0.009
Nebraska SenatePete Ricketts67.5%Pete RickettsFavorite won0.106
Alaska SenateDemocratic party70.5%—Awaiting results—
North Carolina SenateRoy Cooper97.4%Roy CooperFavorite won0.001
California GovernorXavier Becerra97.2%Xavier BecerraFavorite won0.001
Nevada GovernorAaron Ford74.5%Aaron FordFavorite won0.065
Florida SenateAshley Moody84.5%Ashley MoodyFavorite won0.024
Georgia SenateJon Ossoff96.7%Jon OssoffFavorite won0.001
Massachusetts GovernorMaura Healey97.4%Maura HealeyFavorite won0.001
TX-15 HouseBobby Pulido90.3%Bobby PulidoFavorite won0.009
Georgia GovernorKeisha Lance Bottoms70.5%Keisha Lance BottomsFavorite won0.087
Iowa GovernorRob Sand86.5%Rob SandFavorite won0.018
New Hampshire SenateChris Pappas94.4%Chris PappasFavorite won0.003
MN-05 HouseIlhan Omar98.2%Ilhan OmarFavorite won0.000
Mississippi SenateCindy Hyde-Smith83.5%—Awaiting results—
Wisconsin GovernorDavid Crowley84.5%David CrowleyFavorite won0.024
Arizona GovernorKatie Hobbs92.2%Katie HobbsFavorite won0.006
Montana SenateKurt Alme90.7%Kurt AlmeFavorite won0.009
Pennsylvania GovernorJosh Shapiro98.4%Josh ShapiroFavorite won0.000
Calibration: did 60% favorites win about 60% of the time?
Forecast binRacesMean forecastFavorite win rate
50-60%153%100%
60-70%564%60%
70-80%774%100%
80-90%485%100%
90-100%1395%100%

Scoring: Brier = (probability − outcome)², where outcome is 1 if the pre-election favorite won and 0 if not. Control rows use the Democratic market as the forecast. Results come from the market result field on settled Kalshi markets, so rows update as Kalshi settles them.