Trade: Oeiras 4: Hugo Dellien vs Laslo Djere
Resolution criteria on PolyGram: This market refers to the tennis match between Hugo Dellien and Laslo Djere in the Oeiras 4, originally scheduled for May 15, 2026 at 6:00AM ET. This market will resolve to 'Hugo Dellien' if Hugo Dellien advances against Laslo Djere. This market will resolve to 'Laslo Djere' if Laslo Djere advances against Hugo Dellien. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
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.
- Liquidity
- $52K
- Total Volume
- $852
- 24h Volume
- $852
- Open Interest
- $775
Market outcomes
| Oeiras 4: Hugo Dellien vs Laslo Djere | 36% YES | 65% NO |
| Completed Match | 50% YES | 50% NO |
| Oeiras 4: Hugo Dellien vs Laslo Djere Set 1 O/U 8.5 | 40% YES | 61% NO |
| Oeiras 4: Hugo Dellien vs Laslo Djere Match O/U 21.5 | 53% YES | 48% NO |
| Oeiras 4: Hugo Dellien vs Laslo Djere Set 1 O/U 10.5 | 61% YES | 40% NO |
| Oeiras 4: Hugo Dellien vs Laslo Djere Match O/U 23.5 | 44% YES | 56% NO |
| Oeiras 4: Hugo Dellien vs Laslo Djere Total Sets: O/U 2.5 | 40% YES | 61% NO |
| Oeiras 4: Hugo Dellien vs Laslo Djere Set 1 Winner | 41% YES | 59% NO |
Market context
Hugo Dellien and Laslo Djere are scheduled to meet in the Oeiras 4 tournament on 15 May 2026 at 6:00 AM ET. The market currently reflects a 36% implied probability for Dellien's advancement, with the settlement window closing on 22 May 2026. This represents a significant underdog positioning for the Bolivian player relative to Djere, the Serbian competitor. The current order book on Polymarket is pricing Dellien's chances at roughly one-to-two odds against, suggesting traders view Djere as the favoured progression candidate.
Djere has maintained a higher ATP ranking than Dellien in recent seasons, which historically correlates with match outcomes on clay courts where Oeiras is played. Dellien's record against top-100 opponents on European clay shows mixed results, whilst Djere has demonstrated consistency in ATP 250 tournaments across the continent. The 36% probability aligns with typical market pricing for a lower-ranked player facing a seeded or higher-ranked opponent in this tournament tier, though Dellien's occasional upset performances have occasionally shifted such markets sharply.
Key catalysts include official tournament draw confirmation, any late withdrawals or injury announcements from either player, and weather conditions affecting the 15 May fixture. The seven-day buffer before settlement allows for potential rescheduling without triggering a 50-50 resolution. Traders should monitor ATP injury reports and practice session updates in the week preceding the match, as these often precede significant probability shifts on Polymarket's order book.
Wikipedia Context
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Rugby Clube de OeirasRugby Clube de Oeiras, commonly known as RCO, is a rugby team based in Oeiras, Portugal. They currently play in the Campeonato Nacional de Rugby II Divisão. The senior team usually plays their home matches at the rugby complex at the Estádio Nacional. RCO's biggest sporting achievement came in the 2002/2003 season, when they were crowned champions of what wa
Resolution source
This market settles from the official outcome published at https://www.atptour.com/en/scores/current. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
How to trade this market step by step
The mechanics for trading "Oeiras 4: Hugo Dellien vs Laslo Djere" 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.
- Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
- Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
- Pick a side. Buy YES if you believe the event will happen; buy NO if you think it won't. The current YES price reflects the market's collective probability.
- Size your position. If you stake 100 USDC at 50% YES, you'll receive shares that pay $200 if YES resolves true — a 100% gross return. If NO resolves, your shares are worth $0.
- Set risk controls (optional). Stop-loss, take-profit, and limit-order types all supported. Use the trade ticket's slippage box to cap your maximum entry price.
- Wait for resolution. When the event resolves on-chain via the UMA optimistic oracle, the winning side settles to 100¢ automatically and USDC hits your balance within seconds. Withdrawable to any wallet you control.
How active is this market?
$852 in lifetime turnover and $52K of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is strong — order books support five-figure trades with single-cent slippage.
Last 24 hours alone saw $852 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.
Key terms
- YES / NO share
- A binary outcome token that pays $1.00 if the underlying claim resolves true (YES) or false (NO), and $0 otherwise. The market price between 0¢ and 100¢ is the implied probability.
- CLOB
- Central limit order book. The matching engine that pairs YES buyers with NO buyers (effectively the same trade). Polymarket's CLOB on Polygon executes trades on-chain via the conditional-tokens framework.
- Liquidity
- USDC capital sitting in resting limit orders inside the order book. Deeper liquidity means smaller slippage on large trades and a tighter bid-ask spread.
- UMA optimistic oracle
- The on-chain dispute system that settles each Polymarket market. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution.
- Slippage
- The difference between the displayed mid-price and your fill price. Affects market orders most; limit orders avoid slippage but may take time to fill.
- Conditional token
- ERC-1155 outcome share issued by Gnosis Conditional Tokens on Polygon. The token type that resolves to $1.00 or $0.00 at settlement.
Frequently asked questions
How does this market resolve?
Resolution is sourced from https://www.atptour.com/en/scores/current. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
When does this market close?
This prediction market is scheduled to close on 22 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.
How can I trade on "Oeiras 4: Hugo Dellien vs Laslo Djere"?
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.
What happens when the market resolves?
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.
Risk and regulatory note
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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