Live prediction market odds for Maine Senate Election Winner. Compare prices across Kalshi and Polymarket.

Kalshi / Polymarket
2026-11-03
Market Summary
Current prediction market odds for the Maine Senate Election Winner show Democratic party as the favorite with a 70.0% implied probability. Republican party follows at 30.0%. With a 2.0% spread across platforms, an active arbitrage opportunity is currently available for traders.
Market Narrative // Why the odds are moving
Union leaders are pressuring Democratic leaders, including Chuck Schumer, to cease support for Gov. Janet Mills in Maine's Senate primary, citing concerns her weaker labor record might hurt her general election chances against Senator Susan Collins, potentially shifting the dynamics of the candidacy pool and the eventual nominee in the Maine Senate race..
Sources: NBC News
Resolution
This market resolves based on official announcements from authoritative sources. Prediction Hunt aggregates odds across platforms but does not determine outcomes. Each platform maintains its own resolution criteria — check each platform's rules before trading.
Democratic party
70.0% avg