Resolution criteria on PolyGram: This market will resolve to "Yes" if Graham Platner withdraws from or officially announces his withdrawal from the 2026 Maine U.S. Senate race, or announces the suspension of his 2026 Senate campaign, by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No". The primary resolution source for this market will be official information from Graham Platner or his official/legal representatives, however a consensus of credible reporting will also be used.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| Will Graham Platner drop out of Maine Senate race by December 31? | 0% YES | 100% NO |
Graham Platner, a Republican candidate, is running for Maine's U.S. Senate seat in 2026. The market resolves affirmatively if he withdraws from or suspends his campaign before the close of 2025. Currently, Polymarket's order book reflects a 0% implied probability of dropout, indicating traders assess negligible risk of his exit within the specified timeframe.
Historical precedent suggests early-stage Senate candidates rarely withdraw before the calendar year ends, particularly when they remain active fundraisers and organisers. Most dropouts occur after poor primary performance or following explicit party pressure, typically materialising in spring or summer of an election year rather than in the preceding autumn. The 2026 Maine Senate race remains in its nascent phase, with the primary election itself scheduled for June 2026—meaning Platner has substantial runway before facing electoral accountability. Candidates at this stage typically maintain campaigns unless facing severe financial collapse or personal circumstances.
Traders monitoring this market should track Platner's fundraising disclosures, which become public quarterly through Federal Election Commission filings, alongside any shifts in Maine Republican Party endorsements or candidate recruitment efforts. Announcements regarding his campaign infrastructure, staff hires, or media spending would signal commitment levels. The settlement window closes in November 2026, well after the primary, meaning any withdrawal would likely occur during the general election phase rather than before year-end 2025. No recent reporting suggests imminent campaign difficulties for Platner.
Resolution is handled by the UMA optimistic oracle on Polygon. A proposer submits the outcome, a two-hour dispute window opens, and if no one stakes a counter-claim the payout is final. Contested outcomes escalate to UMA token-holder voting. Payouts clear in USDC to the winning side.
The mechanics for trading "Will Graham Platner drop out of Maine Senate race by December 31?" are the same as any other PolyGram political event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$39K in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for politics contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
The market has been open for 7 months — long enough that the order book is mature and price is well-anchored to fundamentals.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
As of today, traders on Polymarket price this outcome at 0%. The number updates continuously as the order book clears. PolyGram mirrors the same live odds with locale-aware formatting and USDC settlement.
Resolution is handled by the UMA optimistic oracle on Polygon. A proposer submits the outcome, a 2-hour dispute window opens, and if uncontested the payout is final. Contested outcomes escalate to UMA token holders.
This prediction market is scheduled to close on 2 November 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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