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 22, 1:00 PM EST
Polymarket
This market refers to the doubles tennis match between Gonzalez/Gonzalez and Burruchaga/Kestelboim in the Croatia Open, originally scheduled for July 15, 2026 at 1:00PM ET. This market will resolve to 'Gonzalez/Gonzalez' if the team of Gonzalez/Gonzalez advances against Burruchaga/Kestelboim. This market will resolve to 'Burruchaga/Kestelboim' if the team of Burruchaga/Kestelboim advances against Gonzalez/Gonzalez. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the doubles tennis match between Gonzalez/Gonzalez and Burruchaga/Kestelboim in the Croatia Open, originally scheduled for July 15, 2026 at 1:00PM ET. This market will resolve to 'Gonzalez/Gonzalez' if the team of Gonzalez/Gonzalez advances against Burruchaga/Kestelboim. This market will resolve to 'Burruchaga/Kestelboim' if the team of Burruchaga/Kestelboim advances against Gonzalez/Gonzalez. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets are driven purely by trader supply and demand. In this market, the odds represent aggregated beliefs of participants risking real capital, which can sometimes outpace or lag behind traditional sportsbook pricing. Comparing the two can reveal where sharp traders see value or where public sentiment differs from professional oddsmakers. Both sources offer useful signals, but they operate independently and may price the same event quite differently.
On Polymarket, this market is priced through an automated market maker mechanism where traders buy and sell shares representing each outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome fluctuates based on the ratio of shares held in the pool, incentivizing traders to arbitrage mispricings and push prices toward their true probability. As traders accumulate conviction around a particular result, they purchase shares, driving that outcome's price upward and others downward. This continuous repricing mechanism ensures the market remains responsive to new information and trader sentiment throughout the event window.
This market resolves around Jul 22, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official result of the doubles match, with the winning pair determined by standard tennis scoring and tournament rules. Traders holding shares in the correct outcome will receive their payout once verification is complete. Until that point, the market remains open for trading, allowing participants to adjust positions as new information emerges.
Several factors could shift trader conviction before resolution. Injury reports or player withdrawals involving any of the four competitors would likely trigger sharp repricing. Recent form, head-to-head records, and court surface performance data may influence positioning as traders refine their edge. News about player fitness, coaching changes, or tournament conditions could also prompt market movement. Additionally, early-round results or betting patterns from professional syndicates may signal where informed money is flowing, prompting retail traders to adjust their positions accordingly.