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: Jun 23, 8:45 AM EST
Polymarket
This market refers to the tennis match between Gabriela Ce and Federica Bilardo in the ITF Women San Gregorio, originally scheduled for June 16, 2026 at 8:45AM ET. This market will resolve to 'Gabriela Ce' if Gabriela Ce advances against Federica Bilardo. This market will resolve to 'Federica Bilardo' if Federica Bilardo advances against Gabriela Ce. 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 Gabriela Ce and Federica Bilardo in the ITF Women San Gregorio, originally scheduled for June 16, 2026 at 8:45AM ET. This market will resolve to 'Gabriela Ce' if Gabriela Ce advances against Federica Bilardo. This market will resolve to 'Federica Bilardo' if Federica Bilardo advances against Gabriela Ce. 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 odds to balance their book and lock in profit margins, while prediction markets like this one are driven purely by trader belief and capital allocation. Prediction markets can sometimes price outcomes more accurately because traders risk real money on their conviction, creating a crowd-sourced probability estimate. Comparing this market's odds to major sportsbooks can reveal where bettors and traders disagree on the likely winner.
On Polymarket, traders set the odds by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the collective belief in that outcome; as more traders buy shares for a particular player, the price rises and the implied probability increases. You can enter or exit positions at any time before the market closes, and your trades directly influence the price discovery process. This continuous, transparent mechanism ensures the market price adjusts dynamically as new information becomes available.
This market resolves around Jun 23, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winning outcome will be determined by the official match result—which player defeats the other in the ITF San Gregorio tournament. Once the match concludes and the result is documented by reliable tennis authorities or news sources, the market will settle accordingly. Traders holding shares in the winning outcome will receive their payout.
Several factors could shift trader sentiment before the match. Recent performance data, head-to-head records, and ranking changes for either player may trigger buying or selling. Injury announcements, withdrawal news, or changes to tournament scheduling could also spark volatility. Court conditions, surface preference, and weather forecasts closer to the event date often influence tennis predictions. Media coverage, expert commentary, and betting action on traditional sportsbooks can all cascade into this market as traders react to new information and adjust their positions accordingly.