TOTAL VOLUME:
$154.4b
24H VOL:
$245,801,863
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,902,097,102
417,059
Markets across
40,178
events
MATCHED EVENTS:
4,415
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 11, 1:01 PM EST
Polymarket
This market refers to the tennis match between Michael Vrbensky and Olle Wallin in the Maia, Portugal, Qualifying, originally scheduled for October 11, 2026 at 7:20AM ET. This market will resolve to 'Michael Vrbensky' if Michael Vrbensky advances against Olle Wallin. This market will resolve to 'Olle Wallin' if Olle Wallin advances against Michael Vrbensky. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 25, 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 Michael Vrbensky and Olle Wallin in the Maia, Portugal, Qualifying, originally scheduled for October 11, 2026 at 7:20AM ET. This market will resolve to 'Michael Vrbensky' if Michael Vrbensky advances against Olle Wallin. This market will resolve to 'Olle Wallin' if Olle Wallin advances against Michael Vrbensky. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 25, 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 markets like this one can offer different insights than traditional sportsbooks. Sportsbooks set odds based on their own models and to balance their book, incorporating a profit margin. This market, however, is driven purely by the collective predictions of traders, potentially leading to odds that reflect a more accurate assessment of the true probabilities. Discrepancies can arise due to differing information, biases, or simply varying levels of market participation. It's often useful to compare both to gain a fuller picture.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the outcome of the Maia match. As more shares are purchased for a particular outcome, its price increases, indicating a higher perceived probability. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share directly reflects the implied probability of that outcome, allowing traders to express their views and profit if their predictions are correct. The volume traded provides an indication of the confidence level in each outcome.
This market resolves around Oct 18, 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 Maia match, determining which player emerged victorious. The platform will then verify the result against publicly available sources to ensure accuracy and finalize the market settlement. Traders holding shares in the winning outcome will receive a payout, while those holding shares in the losing outcome will forfeit their investment.
Several factors could influence the trading activity in this market. News regarding player form, injuries, or changes in coaching strategies could all shift trader sentiment. Unexpected announcements related to the match schedule or venue could also have an impact. Public opinion, as reflected in polls or expert analysis, might also play a role, though the market is ultimately driven by traders’ own assessments. Any significant development related to either player could lead to shifts in the odds and volume traded.