TOTAL VOLUME:
$154.4b
24H VOL:
$235,918,089
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,884,820,873
413,109
Markets across
40,428
events
MATCHED EVENTS:
4,364
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 23, 5:52 AM EST
Polymarket
This market refers to the tennis match between Stefanos Tsitsipas and James Duckworth in the Almaty Open, originally scheduled for October 23, 2026 at 2:00AM ET. This market will resolve to 'Stefanos Tsitsipas' if Stefanos Tsitsipas advances against James Duckworth. This market will resolve to 'James Duckworth' if James Duckworth advances against Stefanos Tsitsipas. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 6, 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 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Stefanos Tsitsipas and James Duckworth in the Almaty Open, originally scheduled for October 23, 2026 at 2:00AM ET. This market will resolve to 'Stefanos Tsitsipas' if Stefanos Tsitsipas advances against James Duckworth. This market will resolve to 'James Duckworth' if James Duckworth advances against Stefanos Tsitsipas. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 6, 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 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 ATP Tour. A consensus of credible reporting may also be used.
Often, prediction market odds reflect a wisdom-of-the-crowd effect, potentially differing from traditional sportsbook odds. Sportsbooks may incorporate factors like public betting biases or promotional offers, while this market is driven purely by traders’ willingness to buy or sell based on their assessment of the likely outcome. It's common to see discrepancies, especially when there's significant public interest or perceived value in a particular result. Examining these differences can offer insights into market efficiency and potential arbitrage opportunities.
On Polymarket, this market is priced through a continuous auction mechanism where traders can buy and sell shares representing their belief in the outcome. The price of a share directly reflects the probability of that outcome occurring, as determined by supply and demand. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders buy shares in a particular outcome, its price increases, and vice versa. This dynamic pricing ensures the market reflects the collective intelligence of all participants, offering a forward-looking assessment of the match’s potential results.
This market resolves around Oct 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Almaty Open match between Stefanos Tsitsipas and James Duckworth, as reported by official tournament sources. The market will determine which player won the match, or if the match was not completed, the official result as declared by the tournament organizers will be used to determine the outcome of this market.
Several factors could influence the trading activity in this market. Any news regarding player fitness, such as injury reports for either Tsitsipas or Duckworth, would likely cause significant movement. Changes in weather conditions at the Almaty Open could also impact expectations, particularly if one player is more affected by certain conditions than the other. Finally, early performance in the tournament for either player, or unexpected results from other matches in the draw, could shift traders’ beliefs and alter the market’s pricing.