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Live prediction market odds for Montana Senate winner?. Compare prices across Kalshi and Polymarket and PredictIt.

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Kalshi / Polymarket / PredictIt

Montana Senate winner?

2026-11-03

About This Market

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Polymarket, Kalshi, and PredictIt are tracking the Montana Senate winner for the upcoming election on November 3, 2026. The outcome will influence the balance of power in the Senate, making it a focal point for both state and national political strategies.

Republican leads the “Montana Senate winner” event at 77.2% implied probability, followed by Democrat at 8.5%. A 2.0% cross-platform spread signals an active arbitrage window.

Price History

Multi-Platform Probabilities
Loading 30D data…

Live Markets

3 platforms
R
Republican
80% Avg
Kalshi80¢
Polymarket79¢
PredictIt90¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
77.5%75¢80¢20¢25¢
PolymarketPolymarket
78.5%78¢79¢21¢22¢
PredictItPredictIt
82.5%75¢90¢10¢25¢
D
DemocratARB
8% Avg
Kalshi8¢
Polymarket9¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
7.5%7¢8¢92¢93¢
PolymarketPolymarket
9.0%9¢9¢91¢91¢

Frequently Asked Questions

What factors influence the odds for the Montana Senate race?

Key factors include candidate popularity, fundraising efforts, and polling data. Additionally, national political trends and local issues can sway voter sentiment.

How do prediction markets work for political events?

Prediction markets allow participants to buy and sell shares based on the likelihood of specific outcomes. Prices reflect collective beliefs about the event's probability, informed by various data points.

What is at stake in the Montana Senate election?

Control of the Senate is at stake, which can affect legislation and governance. The election outcome may also impact future political alignments and party strategies.

What is "Montana Senate winner?" and why does it matter?

Montana Senate winner is a prediction market event currently tracked across 3 platforms (Kalshi, Polymarket, PredictIt). Republican leads at 77% implied probability, making it the market favorite. Other contenders include Democrat at 8%.

What is moving the odds on "Montana Senate winner?"?

Republican currently leads at 77% implied probability. Behind Republican, Democrat at 8% are the next closest contenders. A 2.0% spread across platforms indicated moderate disagreement on the latest developments.

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Resolution Oracles

KalshiKalshi
United States Congress
Read Full Market Rulebooks
Stats
Spread2.0%
Platforms3
Candidates2
Leader

Republican

77.2% avg

Market Rulebook: Montana Senate winner?

Official settlement criteria, resolution sources, and edge cases across Kalshi.

KalshiKalshi
Primary Rule

If a representative of the Democratic party is sworn in as a Senator of Montana for the term beginning in 2027, then the market resolves to Yes.

Resolution Oracles
United States Congress
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