TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 28, 6:05 PM EST
Polymarket
This market refers to the tennis match between Alexander Petrov and Yeray Andres Pastor in the M25 Zaragoza, Qualifying, originally scheduled for September 28, 2026 at 12:00PM ET. This market will resolve to 'Alexander Petrov' if Alexander Petrov advances against Yeray Andres Pastor. This market will resolve to 'Yeray Andres Pastor' if Yeray Andres Pastor advances against Alexander Petrov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 12, 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Alexander Petrov and Yeray Andres Pastor in the M25 Zaragoza, Qualifying, originally scheduled for September 28, 2026 at 12:00PM ET. This market will resolve to 'Alexander Petrov' if Alexander Petrov advances against Yeray Andres Pastor. This market will resolve to 'Yeray Andres Pastor' if Yeray Andres Pastor advances against Alexander Petrov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 12, 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Typically, prediction market odds reflect the wisdom of the crowd, often differing from initial sportsbook offerings. Sportsbooks set lines to balance action and incorporate a profit margin, while this market allows traders to express their own informed opinions. If a significant number of traders believe a sportsbook’s odds are inaccurate, they can drive the price on Polymarket in a different direction. It’s common to see prediction markets converge towards what many consider the ‘true’ probability as more information becomes available, potentially offering value compared to traditional betting options.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the outcome of the Petrov vs Pastor match. As more shares are purchased for a particular outcome, its price increases, reflecting a higher implied 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 corresponds to the probability of that outcome occurring, as perceived by the market participants. This dynamic pricing ensures that the market reflects the collective intelligence of those trading on Polymarket.
This market resolves around Oct 5, 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 M25 Zaragoza match between Alexander Petrov and Yeray Andres Pastor. The platform will verify the result against established sports news sources and official fight records to determine the winning fighter. Traders will then be able to claim their winnings based on the final outcome of this market.
Several factors could influence the price of this market before Oct 5, 2026. News regarding fighter injuries, changes in training regimens, or even pre-fight press conference statements could all shift trader sentiment. Unexpected announcements about fighter weight classes or any controversies surrounding the match could also lead to significant price movements. Furthermore, any updates from reputable sports analysts offering their predictions could impact the collective assessment of the fighters' chances, causing shifts in trading activity on Polymarket.