TOTAL VOLUME:
$154.4b
24H VOL:
$230,589,906
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,885,293,300
410,482
Markets across
40,213
events
MATCHED EVENTS:
4,340
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 26, 1:47 AM EST
Polymarket
This market refers to the tennis match between Martin Borisiouk and Yaroslav Demin in the Ningbo, China, Qualifying, originally scheduled for October 25, 2026 at 3:40AM ET. This market will resolve to 'Martin Borisiouk' if Martin Borisiouk advances against Yaroslav Demin. This market will resolve to 'Yaroslav Demin' if Yaroslav Demin advances against Martin Borisiouk. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 8, 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 Martin Borisiouk and Yaroslav Demin in the Ningbo, China, Qualifying, originally scheduled for October 25, 2026 at 3:40AM ET. This market will resolve to 'Martin Borisiouk' if Martin Borisiouk advances against Yaroslav Demin. This market will resolve to 'Yaroslav Demin' if Yaroslav Demin advances against Martin Borisiouk. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 8, 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.
Typically, prediction market odds offer a different perspective than traditional sportsbook odds. Sportsbooks often incorporate a 'vig' or commission into their odds, while Polymarket allows traders to directly assess probabilities. This can lead to differences, especially when public sentiment strongly favors one outcome. If a large number of people believe a particular player will win, the odds on Polymarket may shift more dramatically than at a sportsbook. It’s common to see prediction markets outperform sportsbooks in accuracy, reflecting the wisdom of the crowd.
On Polymarket, this market is priced through a continuous trading mechanism where users buy and sell shares representing their belief in the outcome. The price of these shares directly reflects the implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market's price adjusts dynamically based on supply and demand, meaning that as more people buy shares in a particular player, the price increases, and the implied probability of that player winning rises accordingly. This creates a fluid and responsive pricing system driven by the collective intelligence of traders.
This market resolves around Nov 1, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Ningbo tennis match between Martin Borisiouk and Yaroslav Demin, as reported by a recognized tennis authority. The platform will verify the result against publicly available sources to determine the winning player and settle the market accordingly. Traders holding shares in the winning player will receive a payout, while those holding shares in the losing player will forfeit their investment.
Several factors could influence this market before the match concludes. Any news regarding player injuries or changes in form could significantly shift the odds. Unexpected weather conditions in Ningbo, if they affect playing conditions, might also cause movement. Furthermore, any significant betting activity or large trades on Polymarket itself could influence the price of shares. Finally, pre-match analysis from tennis experts and updated player rankings could also contribute to changes in the market’s assessment of each player’s chances of winning.