Resolution criteria on PolyGram: In the upcoming Eredivisie game between PEC Zwolle and Feyenoord Rotterdam, scheduled for May 17, 2026 at 8:30 AM ET: This event contains halftime result markets for home, draw, and away outcomes within the first 45 minutes of regular play plus stoppage time.
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
| PEC Zwolle | 21% YES | 80% NO |
| Draw | 34% YES | 66% NO |
| Feyenoord Rotterdam | 45% YES | 55% NO |
PEC Zwolle will host Feyenoord Rotterdam on 17 May 2026 in an Eredivisie fixture, with this market settling on the halftime scoreline after 45 minutes plus stoppage time. The current order book on Polymarket prices a Zwolle halftime win at 20 per cent implied probability, reflecting the substantial challenge facing the home side against a traditionally stronger opponent.
Feyenoord have consistently demonstrated superior first-half performance metrics across recent seasons, with their attacking setup typically establishing dominance early in matches. Zwolle's home record shows mixed results in opening periods, particularly against top-six sides. Historical Eredivisie data indicates that halftime results favour the away team in approximately 35 per cent of fixtures when facing mid-table hosts, whilst home wins in the first 45 minutes occur in roughly 30 per cent of comparable matchups. The 20 per cent probability assigned to Zwolle reflects both their home advantage and Feyenoord's structural superiority, with the remaining probability split between draws and away results across the three-way market.
Team news and injury confirmations typically emerge 48–72 hours before kickoff, which will influence whether the current pricing adjusts materially. Feyenoord's squad depth and tactical flexibility in early phases remain key variables; any absences among their forward line could shift halftime dynamics. Weather conditions on match day and any late tactical announcements from either manager warrant monitoring through official club channels and Eredivisie communications closer to the settlement window close.
Prins Hendrik Ende Desespereert Nimmer Combinatie Zwolle, commonly known as PEC Zwolle, is a Dutch professional football club based in Zwolle, Netherlands. They play in the Eredivisie, the top tier of Dutch football. They have played in the Eredivisie for a total of 22 seasons, reaching sixth place in 2015. They won the KNVB Cup in 2014 and also reached the
PEC Zwolle Vrouwen is a Dutch women's football team from Zwolle. The team was founded in 2010, starting in the Eredivisie season 2010–11. For its first two seasons, the club worked together with Be Quick '28, another club in Zwolle. Currently they are working together with SV Zwolle, which plays in the lower level Hoofdklasse.
The following is the discography of Less Than Jake, a Florida-based ska punk band.
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 "PEC Zwolle vs. Feyenoord Rotterdam - Halftime Result" 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.
$0 in lifetime turnover and $4K of resting liquidity puts this market in the below the median by volume for sports 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://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.
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