TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 18, 10:00 AM EST
Polymarket
This market refers to the tennis match between Sakura Hosogi and Sara Daavettila in the ITF Women Columbus, originally scheduled for July 11, 2026 at 10:00AM ET. This market will resolve to 'Sakura Hosogi' if Sakura Hosogi advances against Sara Daavettila. This market will resolve to 'Sara Daavettila' if Sara Daavettila advances against Sakura Hosogi. 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 Sakura Hosogi and Sara Daavettila in the ITF Women Columbus, originally scheduled for July 11, 2026 at 10:00AM ET. This market will resolve to 'Sakura Hosogi' if Sakura Hosogi advances against Sara Daavettila. This market will resolve to 'Sara Daavettila' if Sara Daavettila advances against Sakura Hosogi. 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 traditional 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 beliefs of traders risking real capital on outcomes. This market aggregates trader conviction through continuous price discovery, which can reveal information gaps or consensus shifts that sportsbooks haven't yet priced in. Comparing the two can highlight where public perception and market pricing diverge most sharply.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time probability quotes. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price you see reflects the cumulative positions of all participants; as more traders back one outcome, its price rises and the alternative falls. You buy or sell shares at the current price, and your trade immediately updates the odds visible to the next trader. This continuous repricing mechanism ensures the market stays responsive to new information and trader sentiment.
This market resolves around Jul 18, 2026, once the ITF Columbus match concludes and the result is verifiable from credible public sources. The outcome is determined by the official match result—either Hosogi or Daavettila will be confirmed as the winner. No further conditions apply; the market simply reflects who prevails in the head-to-head competition. Resolution typically occurs within hours of the final point being played.
Several factors could shift trader positioning before the match concludes. Recent player form, injury reports, head-to-head records, and court surface performance are common catalysts. Warm-up tournament results or practice footage shared on social media may influence perception of either player's readiness. Live match momentum—breaks of serve, set wins, or visible fatigue—will drive sharp repricing as the event unfolds. News about player conditions or last-minute withdrawals could also trigger significant market swings before the opening serve.