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Politics·US Election

Maine Democratic Senate Primary Winner

Market icon
Politics·US Election

Maine Democratic Senate Primary Winner

Jun 9

Jun 9

Graham Platner 92%

Janet Mills 9%

Jordan Wood <1%

Dan Kleban <1%

Polymarket

$2,531,622 Vol.

Graham Platner 92%

Janet Mills 9%

Jordan Wood <1%

Dan Kleban <1%

Polymarket

$2,531,622 Vol.

Graham Platner

$1,617,519 Vol.

92%

Janet Mills

$358,082 Vol.

9%

Dan Kleban

$64,552 Vol.

<1%

Chellie Pingree

$84,457 Vol.

<1%

Jordan Wood

$145,785 Vol.

<1%

Troy Jackson

$159,844 Vol.

<1%

Jared Golden

$101,384 Vol.

<1%

This market will resolve according to the winner of the Democratic Primary for United States Senator from Maine. If no 2026 Maine Democratic Senate Primary takes place, this market will resolve to "Other". The resolution source for this market will be the first announcement of the results from the Maine Democratic party, however an overwhelming consensus of credible reporting may suffice.Graham Platner's commanding trader consensus in the Maine Democratic Senate primary stems from consistent polling leads over Gov. Janet Mills, including a University of New Hampshire survey showing a double-digit edge and a March poll with a seven-point margin, bolstered by his outsider appeal as a combat veteran and oyster farmer drawing massive rally crowds exceeding 6,000. Progressive endorsements, such as recent backing from Sen. Elizabeth Warren defying Senate leadership support for Mills, have fueled his grassroots momentum among working-class and younger voters ahead of the June 9 primary. Recent controversies, including Platner's apology for a reported slur and backlash over resurfaced Reddit comments praising a Hamas raid, have not eroded his position. A late Mills surge via establishment fundraising, damaging revelations, or key defections could challenge this, though structural ballot qualification and voter turnout dynamics favor the frontrunner.

This market will resolve according to the winner of the Democratic Primary for United States Senator from Maine.

If no 2026 Maine Democratic Senate Primary takes place, this market will resolve to "Other".

The resolution source for this market will be the first announcement of the results from the Maine Democratic party, however an overwhelming consensus of credible reporting may suffice.
Volume
$2,531,622
End Date
Jun 9, 2026
Market Opened
Sep 15, 2025, 3:40 PM ET

Resolver

0x2F5e3684c...
This market will resolve according to the winner of the Democratic Primary for United States Senator from Maine. If no 2026 Maine Democratic Senate Primary takes place, this market will resolve to "Other". The resolution source for this market will be the first announcement of the results from the Maine Democratic party, however an overwhelming consensus of credible reporting may suffice.
This market will resolve according to the winner of the Democratic Primary for United States Senator from Maine. If no 2026 Maine Democratic Senate Primary takes place, this market will resolve to "Other". The resolution source for this market will be the first announcement of the results from the Maine Democratic party, however an overwhelming consensus of credible reporting may suffice.Graham Platner's commanding trader consensus in the Maine Democratic Senate primary stems from consistent polling leads over Gov. Janet Mills, including a University of New Hampshire survey showing a double-digit edge and a March poll with a seven-point margin, bolstered by his outsider appeal as a combat veteran and oyster farmer drawing massive rally crowds exceeding 6,000. Progressive endorsements, such as recent backing from Sen. Elizabeth Warren defying Senate leadership support for Mills, have fueled his grassroots momentum among working-class and younger voters ahead of the June 9 primary. Recent controversies, including Platner's apology for a reported slur and backlash over resurfaced Reddit comments praising a Hamas raid, have not eroded his position. A late Mills surge via establishment fundraising, damaging revelations, or key defections could challenge this, though structural ballot qualification and voter turnout dynamics favor the frontrunner.

This market will resolve according to the winner of the Democratic Primary for United States Senator from Maine.

If no 2026 Maine Democratic Senate Primary takes place, this market will resolve to "Other".

The resolution source for this market will be the first announcement of the results from the Maine Democratic party, however an overwhelming consensus of credible reporting may suffice.
Volume
$2,531,622
End Date
Jun 9, 2026
Market Opened
Sep 15, 2025, 3:40 PM ET

Resolver

0x2F5e3684c...
This market will resolve according to the winner of the Democratic Primary for United States Senator from Maine. If no 2026 Maine Democratic Senate Primary takes place, this market will resolve to "Other". The resolution source for this market will be the first announcement of the results from the Maine Democratic party, however an overwhelming consensus of credible reporting may suffice.

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Frequently Asked Questions

"Maine Democratic Senate Primary Winner" is a prediction market on Polymarket with 7 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "Graham Platner" at 92%, followed by "Janet Mills" at 9%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 92¢ implies that the market collectively assigns a 92% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

As of today, "Maine Democratic Senate Primary Winner" has generated $2.5 million in total trading volume since the market launched on Sep 15, 2025. This level of trading activity reflects strong engagement from the Polymarket community and helps ensure that the current odds are informed by a deep pool of market participants. You can track live price movements and trade on any outcome directly on this page.

To trade on "Maine Democratic Senate Primary Winner," browse the 7 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "Maine Democratic Senate Primary Winner" is "Graham Platner" at 92%, meaning the market assigns a 92% chance to that outcome. The next closest outcome is "Janet Mills" at 9%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "Maine Democratic Senate Primary Winner" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.