Polling Average
60%50%40%30%20%10%0%
50.5%
35.3%
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$2.6M
JUN 9, 2026Primary Election
Party selects its nominee.
Track how candidate odds have moved across common market windows.
source: Kalshi
New reporting continues to frame the Democratic primary as a two-way fight between Gov. Janet Mills and outsider candidate Graham Platner, with polls showing Platner ahead. Endorsements are split, with Chuck Schumer backing Mills and progressives including Bernie Sanders backing Platner. Outside spending is also a major storyline, with Republican-aligned groups holding a growing ad-spending edge statewide. Platner-leading polls and strong fundraising could push market odds toward Platner, even with major establishment backing for Mills. The widening GOP ad-spending advantage may add uncertainty around Democratic prospects but doesn’t directly settle the nomination.
Republican-aligned groups are pouring millions into boosting US Sen. Susan Collins while Democrats are locked in an acrimonious primary.
Maine Senate candidate Graham Platner is capitalizing on voters' willingness to forgive past transgressions and embrace a populist message.
Henry Olsen, who correctly predicted Trump would win the popular vote, is warning Republicans safe Senate seats may be at risk.
Voters in Chicago's suburbs went to the polls in Tuesday's election to decide primary races from governor to Cook County board.
North Carolina has broken national Democrats’ hearts for nearly two decades, but this time they hope that Roy Cooper, the former governor, can once again find a path to victory.
The governor has struggled to gain momentum as major Democratic-aligned groups await the outcome of the primary and line up general election spending.
The governor has had a tense relationship with tribal nations in Maine.
The latest Maine Senate poll showed Platner with a lead over Governor Janet Mills among Democratic voters.
At stake is more than any single race. Democrats are fighting over whether the party's traditional playbook still works in a country that elected Donald Trump for a second time — and whether leaders like Schumer should remain in charge.
Democrats are trying to win back the Senate. But they are fighting over how to do it. Chuck Schumer is backing establishment candidates in key races. Some of his own senators are breaking ranks and endorsing more progressive challengers.
U.S. Sen. Bernie Sanders
U.S. Sen. Bernie Sanders endorsed Graham Platner in the 2026 Maine Democratic U.S. Senate primary.
U.S. Sen. Ruben Gallego
U.S. Sen. Ruben Gallego endorsed Graham Platner in the 2026 Maine Democratic U.S. Senate primary.
Reproductive Freedom for All
Reproductive Freedom for All endorsed Janet Mills in the 2026 Maine Democratic U.S. Senate primary.
G. PlatnerGraham Platner
J. WoodJordan WoodJ. MillsJanet Mills
J. GoldenJared Golden
D. KlebanDan Kleban
C. PingreeChellie Pingree