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: Sep 9, 7:04 AM EST
Polymarket
This market refers to the doubles tennis match between Kielan/Vliegen and Taverna/Lopez in the Seville, originally scheduled for September 8, 2026 at 4:00AM ET. This market will resolve to 'Kielan/Vliegen' if the team of Kielan/Vliegen advances against Taverna/Lopez. This market will resolve to 'Taverna/Lopez' if the team of Taverna/Lopez advances against Kielan/Vliegen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 22, 2026, 11:59 PM ET (14 days after the scheduled start), 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 Kielan/Vliegen and Taverna/Lopez in the Seville, originally scheduled for September 8, 2026 at 4:00AM ET. This market will resolve to 'Kielan/Vliegen' if the team of Kielan/Vliegen advances against Taverna/Lopez. This market will resolve to 'Taverna/Lopez' if the team of Taverna/Lopez advances against Kielan/Vliegen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 22, 2026, 11:59 PM ET (14 days after the scheduled start), 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.
Often, prediction market odds reflect a different perspective than those found at traditional sportsbooks. Sportsbooks typically incorporate a 'vig' or commission into their odds, which represents their profit margin. This market, being driven by individual traders, can sometimes offer more competitive odds, particularly as the event approaches and more information becomes available. However, sportsbook odds often react quickly to breaking news, while prediction markets may take longer to adjust. Comparing the two can reveal discrepancies and potential arbitrage opportunities, though it’s important to consider the differing incentives behind each.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of a share directly corresponds to the probability of that outcome occurring. As more traders participate, the price converges toward a collective assessment of the likelihood. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price movements are influenced by a variety of factors, including news, expert opinions, and overall market sentiment. Traders are incentivized to provide accurate predictions, as profitable trades are rewarded.
This market resolves around Sep 15, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will reflect the official result of the Seville doubles match between Kielan/Vliegen and Taverna/Lopez. The winning pair, as determined by the official tournament organizers, will be the outcome reflected in the market’s resolution. Traders will then be able to claim their winnings or adjust their strategies for future events based on the accuracy of their predictions in this market.
Several factors could influence the price of shares in this market before the Sep 15, 2026 resolution. Any news regarding player injuries, changes in playing conditions, or updated rankings could shift market sentiment. Unexpected results in earlier rounds of the tournament could also impact expectations for the players involved. Furthermore, expert analysis and public opinion, as reflected in social media or sports news, can contribute to price fluctuations. Significant betting activity on Polymarket itself will also directly influence the price of shares, creating a dynamic and responsive market.