Resolution criteria on PolyGram: This market refers to the tennis match between Kelly Giese and Jack Satterfield in the ITF Men Lakewood, originally scheduled for June 3, 2026 at 1:15PM ET. This market will resolve to 'Kelly Giese' if Kelly Giese advances against Jack Satterfield. This market will resolve to 'Jack Satterfield' if Jack Satterfield advances against Kelly Giese. 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
| ITF Lakewood: Kelly Giese vs Jack Satterfield | 37% YES | 64% NO |
| Completed Match | 50% YES | 51% NO |
Kelly Giese and Jack Satterfield are scheduled to compete in an ITF Men's event at Lakewood on 3 June 2026. The match represents a lower-tier professional tennis fixture; ITF events sit below ATP and Challenger circuits, typically attracting developing professionals and those rebuilding ranking points. The current order book on Polymarket prices Giese's advancement at 35 per cent, reflecting modest confidence in his prospects against Satterfield in this matchup.
ITF men's singles matches at this level show high variance in outcome prediction, particularly when both players lack substantial recent ATP or Challenger exposure. Historical resolution patterns for similar ITF fixtures suggest that crowd-implied probabilities below 40 per cent often underestimate lower-seeded or less-publicised players, though this depends heavily on recent form trajectories and head-to-head records. Without established ranking separation or recent tournament results between these two competitors, the 35 per cent probability likely reflects limited public information rather than sharp consensus.
Traders should monitor ITF entry lists and seeding announcements in the week before 3 June, which typically clarify relative strength and recent activity. Withdrawal announcements or schedule changes remain possible at ITF level, particularly given the seven-day grace period before the market resolves to 50-50. Any recent ATP Challenger results or qualifying performances by either player would shift the order book materially. Weather delays at Lakewood could trigger the tie-break resolution clause, though this remains a secondary consideration relative to form data.
This market settles from the official outcome published at https://www.itftennis.com/en/tournament-calendar/. 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 "ITF Lakewood: Kelly Giese vs Jack Satterfield" 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.
$0 in lifetime turnover and $1K of resting liquidity puts this market in the below the median by volume for tennis 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.itftennis.com/en/tournament-calendar/. 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 10 June 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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