TOTAL VOLUME:
$154.4b
24H VOL:
$290,393,159
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,944,100,805
420,493
Markets across
40,511
events
MATCHED EVENTS:
4,612
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 11, 8:59 AM EST
Polymarket
This market tracks whether Alexander Zverev will advance against Quentin Halys in their Shanghai Rolex Masters match, originally scheduled for October 11, 2026 at 10:00PM ET. Currently, Polymarket gives a 100.0% probability to the outcome of “Zverev vs. Halys: Match O/U 21.5”. Resolution will be based on the official results reported at https://www.atptour.com/en/scores/current. Keep a close watch on the match itself, as the outcome will be determined by the completion of the fixture on October 11, 2026.
This market refers to the tennis match between Alexander Zverev and Quentin Halys in the Shanghai Rolex Masters, originally scheduled for October 11, 2026 at 10:00PM ET. This market will resolve to 'Alexander Zverev' if Alexander Zverev advances against Quentin Halys. This market will resolve to 'Quentin Halys' if Quentin Halys advances against Alexander Zverev. 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 market odds offer a different perspective than those found at traditional sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, while prediction markets aim to reflect the true probabilities as assessed by traders. This market, like others, can sometimes show a divergence from sportsbook lines, potentially indicating differing opinions on the likelihood of each player winning. It's valuable to compare the two to get a broader understanding of expectations surrounding the Zverev vs Halys match.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their beliefs about the outcome of the Zverev vs Halys match. The price of these shares fluctuates based on supply and demand, effectively creating a real-time probability assessment. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price reflects the collective wisdom of the crowd, and changes in volume or significant trades can quickly shift the odds. The current implied probabilities are determined by the share prices available on Polymarket.
This market resolves around Oct 19, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Shanghai Rolex Masters match between Alexander Zverev and Quentin Halys, as reported by official tournament organizers. The platform will verify the result against these sources to determine which outcome corresponds to the winning shares. The market will then settle, and share holders will be paid out according to the final result.
Several factors could influence the trading activity in this market before Oct 19, 2026. Any news regarding player injuries, changes in playing conditions, or even significant shifts in public opinion could cause the odds to move. Unexpected results in other matches leading up to the Zverev vs Halys match could also impact trader sentiment. Furthermore, large trades on Polymarket by informed traders could quickly shift the price, reflecting new information or a change in perceived probabilities. Monitoring these signals is key to understanding potential market movements.