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MO-03 House Winner? 2026 Race Odds: Onder vs. Mann | Kalshi

Series Image

House

MO-03 House winner?

Resolves by winning party

100

Mann

Nov 3 ·R +18.3margin forecast

Onder

$19,787 vol

Chance

Bob Onder

Republican party

97%

▲ 2

Bob Onder

Republican party

97%

▲ 2

Bethany Mann

Democratic party

3%

▼ 2

Bethany Mann

Democratic party

3%

▼ 2

Race Intel

MO-03 House Race 2026

ElectionNov 3, 2026General election

IncumbentRobert Onder (R)Running for re-election

MO-03 House Candidates and Fundraising

CandidateRaisedSmall Donors

Bethany MannD
$43.3K
58%
$43.3K raised·58% small donors
Bob OnderR
$656.8K
8.9%
$656.8K raised·8.9% small donors

Fundraising: FEC filings · Small-donor ≤ $200. This does not include third party expenditures.

Past MO-03 Election Results

Past presidential elections

2024R +20.0%2020R +18.4%

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MO-03 House winner?

Bethany Mann

Dollars$

Odds

4% chance

Max payout

Nov 3, 2027

$0

Which party will win the House?

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