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 7, 8:00 AM EST
Polymarket
This market refers to the tennis match between Camilla Gennaro and Sophia Biolay in the ITF Women Aix-Les-Bains, originally scheduled for June 30, 2026 at 8:00AM ET. This market will resolve to 'Camilla Gennaro' if Camilla Gennaro advances against Sophia Biolay. This market will resolve to 'Sophia Biolay' if Sophia Biolay advances against Camilla Gennaro. 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 Camilla Gennaro and Sophia Biolay in the ITF Women Aix-Les-Bains, originally scheduled for June 30, 2026 at 8:00AM ET. This market will resolve to 'Camilla Gennaro' if Camilla Gennaro advances against Sophia Biolay. This market will resolve to 'Sophia Biolay' if Sophia Biolay advances against Camilla Gennaro. 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 by traders seeking to profit from accurate forecasts. This market's odds may offer a more efficient price discovery mechanism since participants have direct financial exposure to accuracy. Comparing the two can reveal whether professional oddsmakers or decentralized traders have a sharper read on the likely outcome.
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 outcome reflects the cumulative bets placed; as more capital flows toward one player's victory, that outcome's price rises and its implied probability increases. You can enter or exit positions at any time before the market closes, and the spread between bid and ask prices tightens as liquidity grows, making the market more efficient.
This market resolves around Jul 7, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will reflect which player wins the match under official ITF rules and scoring. Until that point, traders can adjust positions based on player form, injury updates, and other developments. Once the match concludes and the result is publicly documented, the market will settle accordingly and payouts will be distributed to holders of the winning outcome.
Several factors could shift odds before the match takes place. Player injuries, recent tournament performance, head-to-head records, and court surface preference all influence trader behavior. Withdrawal announcements or changes to the tournament schedule could trigger sharp repricing. Real-time match developments—such as early set results if live trading continues—would also move the market significantly. News about either player's fitness, mental state, or external circumstances may prompt traders to reassess their positions and adjust the probability accordingly.