TOTAL VOLUME:
$97.5b
24H VOL:
$264,423,826
24H TRANSACTIONS:
951,878,243
OPEN INTEREST:
$2,171,275,957
831,219
Markets across
15,133
events
MATCHED EVENTS:
973
PLATFORM COVERAGE:
5
Polymarket:
45%
VS.
Kalshi:
55%
This market refers to the tennis match between Ruien Zhang and Han Shi in the ITF Women Vitoria-Gasteiz, originally scheduled for July 16, 2026 at 5:30AM ET. This market will resolve to 'Ruien Zhang' if Ruien Zhang advances against Han Shi. This market will resolve to 'Han Shi' if Han Shi advances against Ruien Zhang. 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 Ruien Zhang and Han Shi in the ITF Women Vitoria-Gasteiz, originally scheduled for July 16, 2026 at 5:30AM ET. This market will resolve to 'Ruien Zhang' if Ruien Zhang advances against Han Shi. This market will resolve to 'Han Shi' if Han Shi advances against Ruien Zhang. 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 reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate the collective beliefs of traders with real money at stake. For this market, comparing the implied probability here to major sportsbook lines can reveal whether professional oddsmakers and decentralized traders agree on the likely outcome. Significant gaps may signal where one venue sees value the other has missed.
On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time probabilities. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Shares representing each outcome trade continuously, and the price you see reflects the cumulative bets of all participants. As more traders buy or sell a particular outcome, the price adjusts automatically, ensuring the market stays responsive to new information and sentiment shifts throughout the trading window.
This market resolves around Jul 23, 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, with no ambiguity about who won. Until that point, traders can continue to adjust their positions as new information emerges, such as player form, injury updates, or head-to-head records.
Several factors could shift trader sentiment and move prices before resolution. Player injuries, recent tournament performance, or changes in ranking points at stake can all influence expectations. Court conditions, weather forecasts, and any last-minute lineup changes may also trigger trading activity. Additionally, if one player posts a strong result in a warm-up event or if betting syndicates adjust their positions based on new analysis, you may see sharp price movements reflecting updated market consensus.
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