Resolution criteria on PolyGram: More markets for the Eredivisie game, scheduled for May 17 at 8:30 AM 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
| Heracles Almelo (-1.5) | 16% YES | 84% NO |
| FC Groningen (-1.5) | 38% YES | 62% NO |
| Heracles Almelo (-2.5) | 13% YES | 87% NO |
| FC Groningen (-2.5) | 26% YES | 75% NO |
| O/U 1.5 | 77% YES | 24% NO |
| O/U 2.5 | 71% YES | 29% NO |
| O/U 3.5 | 49% YES | 51% NO |
| O/U 4.5 | 29% YES | 71% NO |
Heracles Almelo and FC Groningen will meet in the Eredivisie on 17 May 2026 at 08:30 ET. The current order book on Polymarket is pricing the "More Markets" outcome at 21% implied probability, reflecting trader positioning ahead of the settlement window closure on 17 May at 12:30 ET. This represents a relatively tight window between match kickoff and settlement, leaving minimal time for post-match clarification if the market definition proves ambiguous.
Eredivisie fixture liquidity varies considerably depending on match significance and timing. Mid-table clashes between Heracles and Groningen typically attract moderate trading volume, though the early morning ET kickoff may suppress participation from US-based traders. Historical precedent suggests that "More Markets" outcomes in Polymarket's Eredivisie cluster—usually referring to additional betting markets opening or expanded coverage—settle based on official exchange announcements rather than match events themselves. The 21% probability implies traders assess a below-even likelihood of expanded market availability, possibly reflecting seasonal patterns in late-May fixture scheduling when some exchanges reduce coverage.
Traders should monitor official Polymarket communications and the exchange's market calendar through mid-May for any announcements regarding coverage expansion. Fixture postponements or rescheduling would directly affect settlement conditions. The compressed settlement window means confirmation of the match proceeding as scheduled becomes material; any delays pushing the match past 12:30 ET on 17 May would likely trigger ambiguity in settlement interpretation.
This market settles from the official outcome published at https://eredivisie.nl/competitie/speelschema. 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 "Heracles Almelo vs. FC Groningen - More Markets" are the same as any other PolyGram sporting 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.
$119 in lifetime turnover and $79K of resting liquidity puts this market in the below the median by volume for sports contracts on PolyGram. Order-book depth is exceptional — among the deepest order books in the category.
Last 24 hours alone saw $33 in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
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://eredivisie.nl/competitie/speelschema. 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 17 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.
Explore more prediction market odds and trading opportunities on PolyGram: