TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 19, 6:00 AM EST
Polymarket
This market refers to the tennis match between Irina Fetecau and Tatiana Pieri in the Iasi Open, Qualification, originally scheduled for July 12, 2026 at 6:00AM ET. This market will resolve to 'Irina Fetecau' if Irina Fetecau advances against Tatiana Pieri. This market will resolve to 'Tatiana Pieri' if Tatiana Pieri advances against Irina Fetecau. 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 Irina Fetecau and Tatiana Pieri in the Iasi Open, Qualification, originally scheduled for July 12, 2026 at 6:00AM ET. This market will resolve to 'Irina Fetecau' if Irina Fetecau advances against Tatiana Pieri. This market will resolve to 'Tatiana Pieri' if Tatiana Pieri advances against Irina Fetecau. 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 often diverge from traditional sportsbook lines because they reflect real-time trader positioning rather than fixed bookmaker spreads. While sportsbooks aim to balance liability, prediction markets aggregate the collective belief of participants trading on their own capital. This market may show different implied probabilities than a sportsbook, especially as new information emerges or trading volume shifts. Comparing the two can reveal where the crowd's conviction differs from professional oddsmakers.
On Polymarket, this market is priced through an automated market maker that converts trader buy and sell orders into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price you see reflects the current balance of capital wagered on each outcome. As more traders back one player, the odds shift to reflect that increased conviction. This continuous repricing mechanism ensures the market stays responsive to new information and trader sentiment throughout the event window.
This market resolves around Jul 19, 2026, with the outcome confirmed once the match result is verifiable from credible public reporting. The winner of the Iasi Open Qualification match between these two players will determine which outcome is correct. Resolution typically occurs shortly after the match concludes and the official result is published by the tournament organizers or major sports news outlets.
Market prices may shift based on recent player form, head-to-head records, court surface preference, injury reports, or training updates. Betting action from informed participants can also signal changing expectations. News coverage of either player's recent performances or statements about their readiness may influence trader sentiment. As the match date approaches, any official announcements regarding conditions or player status could trigger repricing across the market.