TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 23, 3:00 AM EST
Polymarket
This market refers to the tennis match between Oleksandra Oliynykova and Elena Pridankina in the Iasi Open, originally scheduled for July 16, 2026 at 3:00AM ET. This market will resolve to 'Oleksandra Oliynykova' if Oleksandra Oliynykova advances against Elena Pridankina. This market will resolve to 'Elena Pridankina' if Elena Pridankina advances against Oleksandra Oliynykova. 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Oleksandra Oliynykova and Elena Pridankina in the Iasi Open, originally scheduled for July 16, 2026 at 3:00AM ET. This market will resolve to 'Oleksandra Oliynykova' if Oleksandra Oliynykova advances against Elena Pridankina. This market will resolve to 'Elena Pridankina' if Elena Pridankina advances against Oleksandra Oliynykova. 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 WTA Tour. 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 odds to balance their book and manage risk, while prediction markets aggregate the collective beliefs of traders who have real money at stake. This market's odds may lead or lag traditional sportsbook lines depending on which venue processes new information faster. Comparing the two can reveal where professional and amateur traders disagree on the likely outcome.
On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time odds. 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 of each share reflects the collective probability assigned by all active traders. As more capital flows into one outcome, its price rises and the competing outcome's price falls, creating a dynamic equilibrium that updates throughout the trading day.
This market resolves around Jul 23, 2026, once the tennis match concludes and the result is verified against credible public sources. The outcome will be confirmed based on which player wins the match at the Iasi Open. Until that point, traders can continue to buy and sell shares as new information emerges, odds shift, and match conditions become clearer.
Several factors could shift odds before the match takes place. Player injuries, recent form, head-to-head records, and court surface preferences all influence trader sentiment. News about either competitor's training, fitness, or mental state may trigger rapid repricing. Additionally, betting action from professional syndicates or sudden shifts in public perception can move the market sharply. Weather conditions and scheduling changes closer to the event date may also prompt traders to adjust their positions.