Resolution criteria on PolyGram: This market refers to the tennis match between Juan Ignacio Gallego and Ryan Dickerson in the Cordoba, originally scheduled for May 11, 2026 at 9:00AM ET. This market will resolve to 'Juan Ignacio Gallego' if Juan Ignacio Gallego advances against Ryan Dickerson. This market will resolve to 'Ryan Dickerson' if Ryan Dickerson advances against Juan Ignacio Gallego. 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.
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
| Cordoba: Juan Ignacio Gallego vs Ryan Dickerson Total Sets: O/U 2.5 | 51% YES | 50% NO |
| Cordoba: Juan Ignacio Gallego vs Ryan Dickerson Set 1 O/U 9.5 | 99% YES | 1% NO |
| Cordoba: Juan Ignacio Gallego vs Ryan Dickerson Set 1 O/U 10.5 | 99% YES | 1% NO |
| Cordoba: Juan Ignacio Gallego vs Ryan Dickerson Set 1 O/U 8.5 | 99% YES | 1% NO |
| Cordoba: Juan Ignacio Gallego vs Ryan Dickerson Match O/U 21.5 | 50% YES | 50% NO |
| Cordoba: Juan Ignacio Gallego vs Ryan Dickerson Match O/U 22.5 | 50% YES | 50% NO |
| Cordoba: Juan Ignacio Gallego vs Ryan Dickerson Match O/U 23.5 | 50% YES | 50% NO |
| Cordoba: Juan Ignacio Gallego vs Ryan Dickerson Set 1 Winner | 50% YES | 50% NO |
Juan Ignacio Gallego and Ryan Dickerson are scheduled to meet in the Cordoba tournament on 11 May 2026. The current order book on Polymarket prices Gallego's advancement at 51%, reflecting a tight matchup with minimal separation between the two players in market participants' assessments. Settlement occurs on 18 May, allowing a week for the match to conclude; any cancellation or delay beyond that window triggers a 50-50 resolution.
Gallego, an Argentine player competing on home soil in Cordoba, typically benefits from crowd support and surface familiarity on clay courts common to South American tournaments. Dickerson, an American competitor, would need to overcome both the home-court disadvantage and any ranking differential. Historical precedent suggests clay-court specialists and home-nation players in regional tournaments command modest probability premiums, though these rarely exceed 55-60% unless there is a significant ranking gap. The current 51% split indicates the market views this as genuinely competitive.
Traders should monitor official tournament draws and any late withdrawals or injury announcements in the week preceding 11 May. Recent ATP Challenger and ITF circuit results for both players will provide form indicators; any significant upsets or dominant performances in the fortnight before Cordoba could shift the order book materially. Weather conditions in Cordoba during May could also influence play style matchups, particularly if rain causes delays that might affect either player's preparation or momentum.
Juan José Córdoba Zapata is a Colombian professional footballer who plays as a forward for HNL club Dinamo Zagreb.
Juan Domingo Córdoba is a former professional boxer who was a world champion at the light flyweight division.
Jhon Andrés Córdoba Copete is a Colombian professional footballer who plays as a forward for Russian Premier League club Krasnodar and the Colombia national team.
Iván Ramiro Córdoba Sepúlveda is a Colombian former professional footballer who played as a defender. He began his career in Colombia with Deportivo Rionegro and Atlético Nacional, before moving to Argentine club San Lorenzo. In 2000, he joined Italian side Inter Milan, where he spent most of his career, remaining with the club until his retirement in 2012.
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.
The mechanics for trading "Cordoba: Juan Ignacio Gallego vs Ryan Dickerson" 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.
$130K in lifetime turnover and $56K of resting liquidity puts this market in the top 30% by volume for tennis contracts on PolyGram. Order-book depth is exceptional — among the deepest order books in the category.
Last 24 hours alone saw $129K 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://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.
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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