TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 16, 6:00 AM EST
Polymarket
This market refers to the tennis match between Martina Trevisan and Julia Riera in the ITF Women Aschaffenburg, originally scheduled for July 9, 2026 at 6:00AM ET. This market will resolve to 'Martina Trevisan' if Martina Trevisan advances against Julia Riera. This market will resolve to 'Julia Riera' if Julia Riera advances against Martina Trevisan. 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. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Martina Trevisan and Julia Riera in the ITF Women Aschaffenburg, originally scheduled for July 9, 2026 at 6:00AM ET. This market will resolve to 'Martina Trevisan' if Martina Trevisan advances against Julia Riera. This market will resolve to 'Julia Riera' if Julia Riera advances against Martina Trevisan. 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. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they operate under different incentive structures. Sportsbooks set odds to balance their book and protect profit margins, while prediction markets like this one are driven by trader consensus and real money at stake. Prediction markets can sometimes offer sharper, more efficient pricing because participants are directly rewarded for accuracy. However, sportsbooks may occasionally price certain outcomes differently based on their risk management strategies. Comparing the two can reveal where market participants see value relative to traditional betting venues.
On Polymarket, traders set the odds through an automated market maker mechanism where buying and selling shares directly moves the price. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders believe Trevisan will win, the higher her outcome price climbs; conversely, confidence in Riera pushes her odds up. Prices reflect the collective judgment of all participants, updated continuously as new trades execute. This decentralized pricing model means the market adapts instantly to breaking news, player updates, or shifting sentiment without waiting for a centralized operator to adjust lines.
This market resolves around Jul 16, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result—whether Trevisan or Riera wins the contest. Traders holding shares in the winning outcome will receive their payout, while losing positions expire worthless. The resolution hinges on the match being completed and the winner being documented by recognized tennis authorities or news sources.
Several factors could shift odds before Jul 16, 2026. Player injuries or withdrawal announcements would trigger sharp repricing. Recent form, head-to-head records, and court surface suitability are key catalysts traders monitor. Weather conditions on match day, seeding changes, or unexpected upsets in earlier rounds could alter confidence in either player. Social media updates, coaching changes, or fitness reports published closer to the event may also influence trading activity. Major tournaments or player statements about their season priorities can reshape market sentiment as the event approaches.