Resolution criteria on PolyGram: In the upcoming Serie A game between SS Lazio and FC Internazionale Milano, scheduled for May 9, 2026 at 12:00 PM 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
| SS Lazio | 0% YES | 100% NO |
| Draw | 0% YES | 100% NO |
| FC Internazionale Milano | 100% YES | 0% NO |
Lazio will host Internazionale at the Stadio Olimpico on 9 May 2026 in a Serie A fixture. The halftime result market settles on the match outcome after 45 minutes plus stoppage time, with three possible outcomes: Lazio victory, draw, or Inter victory. The current 0% implied probability on the order book reflects minimal trading activity or a consensus view that one or more outcomes hold negligible probability at present pricing.
Halftime markets in Serie A typically exhibit wider spreads than full-match equivalents, given the compressed timeframe and reduced sample sizes for both teams' opening-period patterns. Lazio's recent halftime records show variable early-game aggression depending on opposition quality and fixture context, whilst Inter's established tactical discipline often manifests in controlled first-half approaches. Historical Serie A halftime draws occur at roughly 25–30% frequency across the season, though this varies significantly by matchup. The current zero probability on Polymarket's order book suggests either illiquidity at current prices or that traders have not yet positioned ahead of the settlement window closing on 9 May at 16:00 UTC.
Traders should monitor team news and squad availability in the fortnight preceding the match, particularly regarding key attacking or defensive personnel. Fixture congestion—whether either side faces European or domestic cup commitments in the days prior—often influences halftime intensity. Venue conditions and weather forecasts closer to kick-off can affect early-game tempo. The absence of recent trading activity on this specific halftime outcome may present asymmetric information opportunities once liquidity emerges on the order book.
This market settles from the official outcome published at https://www.legaseriea.it/. 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 "SS Lazio vs. FC Internazionale Milano - 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.
$821 in lifetime turnover and $0 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://www.legaseriea.it/. 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 9 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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