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JUN 10, 2026Primary Election
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source: Kalshi
Janet Mills has gone on the attack against Graham Platner in the Democratic primary, targeting his past Reddit comments and other controversies. Recent polls still show Platner ahead of Mills and competitive against Susan Collins. Heavy ad spending is already shaping the race. The latest ad attack may slightly narrow Platner’s edge in the Democratic primary, but recent polling still favors him. Overall, the market likely remains tilted toward Platner as the Democratic nominee, with Collins-related general election uncertainty still high.
Maine’s U.S. Senate race is expected to be among the most competitive of the 2026 midterm elections.
Janet Mills is sharp, but her candidacy is haunted by Joe Biden’s 2024 debacle.
After President Donald Trump’s unexpectedly competitive showings in big blue states around the country, Republicans emerged from the 2024 election expressing optimism about their prospects in places that Democrats have dominated for years. But as the midterm election approaches, those prospects have dwindled.
Midterm elections 2026 present high hurdles for Republicans defending Senate control amid inflation concerns and President Donald Trump's underwater approval ratings.
Tim Scott NRSC chair says GOP can expand Senate majority beyond 53 seats in midterm elections despite challenging political climate and economic headwinds facing Republicans
Over $78 million has already been spent on the race, which is on pace to smash a state record set in U.S. Sen. Susan Collins’ last campaign.
Maine could be a must-win state if Democrats hope to flip the Senate.
A recent University of New Hampshire poll that found Mills 38 points behind Platner has changed the tone of the race.
A new poll puts Democrat Graham Platner in a double-digit lead ahead of Senator Susan Collins.
Janet Mills, the two-term governor, is running ads in the state slamming insurgent Graham Platner’s past Reddit comments on sexual assault.
Aggregation source: FiftyPlusOne
S. CollinsSusan CollinsSource: FEC
New updates coming soon
We're monitoring and will update when new data impacts the race.
