TOTAL VOLUME:
$154.8b
24H VOL:
$277,138,640
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,905,404,943
412,077
Markets across
39,838
events
MATCHED EVENTS:
4,526
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 15, 7:12 AM EST
Polymarket
This market refers to the doubles tennis match between Lammons/Withrow and Gille/Verbeek in the Olbia, originally scheduled for October 15, 2026 at 5:00AM ET. This market will resolve to 'Lammons/Withrow' if the team of Lammons/Withrow advances against Gille/Verbeek. This market will resolve to 'Gille/Verbeek' if the team of Gille/Verbeek advances against Lammons/Withrow. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 29, 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 Lammons/Withrow and Gille/Verbeek in the Olbia, originally scheduled for October 15, 2026 at 5:00AM ET. This market will resolve to 'Lammons/Withrow' if the team of Lammons/Withrow advances against Gille/Verbeek. This market will resolve to 'Gille/Verbeek' if the team of Gille/Verbeek advances against Lammons/Withrow. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 29, 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.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the outcome, and the price of these shares fluctuates based on supply and demand. As more traders believe a particular outcome is likely, the price of shares representing that outcome increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price reflects the aggregated assessment of all participants, creating a dynamic probability estimate for the Olbia doubles match. The current volume indicates the level of interest and confidence in the market.
This market resolves around Oct 22, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will depend on the official result of the Olbia doubles match between Lammons/Withrow and Gille/Verbeek. The platform will verify the result against publicly available sources to determine the winning outcome. Traders who correctly predicted the result will be paid out according to the final market price at resolution. The platform’s process ensures a transparent and verifiable outcome.
Several factors could influence the price of this market before it resolves. Any news regarding the players’ recent performance, injury reports, or changes to playing conditions could shift trader sentiment. Unexpected upsets in other matches leading up to the Olbia doubles match might also affect perceptions of the players’ form. Furthermore, significant betting activity or large trades on Polymarket could create price movements, as could broader shifts in public opinion regarding the likely winner of the match. Monitoring these signals can provide insights into potential market movements.