Resolution criteria on PolyGram: More markets for the Brazil Serie B game, scheduled for May 18 at 6:00 PM ET.
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
| AA Ponte Preta (-1.5) | 41% YES | 59% NO |
| Londrina EC (-1.5) | 38% YES | 62% NO |
| AA Ponte Preta (-2.5) | 23% YES | 78% NO |
| Londrina EC (-2.5) | 25% YES | 75% NO |
| O/U 1.5 | 61% YES | 40% NO |
| O/U 2.5 | 55% YES | 45% NO |
| O/U 3.5 | 40% YES | 60% NO |
| O/U 4.5 | 28% YES | 72% NO |
Ponte Preta and Londrina EC will meet on 18 May 2026 in a Brazil Serie B fixture scheduled for 6:00 PM ET. The current order book on Polymarket prices the YES outcome at 41%, reflecting market participants' assessment of additional markets becoming available for this match. This probability has formed through real-time trading activity as liquidity providers and traders position themselves ahead of the settlement window closing on 18 May at 22:00 UTC.
Serie B matches typically attract secondary market creation once primary fixtures gain fixture confirmation and team news solidifies. Historical precedent shows that lower-division Brazilian football encounters often see expanded market offerings within 72 hours of kickoff, particularly when both clubs field competitive squads. The 41% implied probability suggests traders currently assess a below-even likelihood of supplementary markets materialising, possibly reflecting uncertainty about whether Polymarket's market creation mechanisms will generate sufficient demand for additional betting options on this particular fixture.
Traders should monitor official fixture confirmations from the Confederação Brasileira de Futebol and any squad announcements from either club that might trigger broader market interest. Recent regulatory clarity around Brazilian sports betting has increased market creation velocity, though individual match coverage remains inconsistent across lower divisions. The settlement window's proximity to kickoff means any catalyst driving market expansion must emerge within the next fortnight for traders to capitalise on shifting probabilities.
Associação Atlética Ponte Preta, commonly referred to as Ponte Preta or just Ponte, is a Brazilian association football club based in Campinas, São Paulo state. Ponte currently plays in the Série C, the third tier of Brazilian football, as well as in the Campeonato Paulista Série A1, the top tier of the São Paulo state football league.
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This market settles from the official outcome published at https://www.cbf.com.br/futebol-brasileiro/competicoes/campeonato-brasileiro-serie-b. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
The mechanics for trading "AA Ponte Preta vs. Londrina EC - More Markets" are the same as any other PolyGram 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.
$0 in lifetime turnover and $4K of resting liquidity puts this market in the below the median by volume for soccer 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 under a month — fresh enough that information asymmetry remains a real factor.
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.
Resolution is sourced from https://www.cbf.com.br/futebol-brasileiro/competicoes/campeonato-brasileiro-serie-b. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 18 May 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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