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 20, 1:08 PM EST
Polymarket
This market refers to the doubles tennis match between Arends/Johnson and Luz/Matos in the European Open, originally scheduled for October 20, 2026 at 4:00AM ET. This market will resolve to 'Arends/Johnson' if the team of Arends/Johnson advances against Luz/Matos. This market will resolve to 'Luz/Matos' if the team of Luz/Matos advances against Arends/Johnson. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Arends/Johnson and Luz/Matos in the European Open, originally scheduled for October 20, 2026 at 4:00AM ET. This market will resolve to 'Arends/Johnson' if the team of Arends/Johnson advances against Luz/Matos. This market will resolve to 'Luz/Matos' if the team of Luz/Matos advances against Arends/Johnson. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, while Polymarket allows traders to directly assess the probabilities. If a significant discrepancy exists between the implied probability on this market and sportsbook odds, it could indicate differing beliefs about the teams’ chances or an opportunity for arbitrage. However, it’s important to remember that both represent probabilities as perceived by different groups – bettors in the case of sportsbooks and traders on Polymarket.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome of the European Open doubles 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 more traders believe Arends/Johnson or Luz/Matos will win, the higher the price of shares representing that outcome will climb. This dynamic pricing reflects the collective wisdom of the crowd participating in this market.
This market resolves around Oct 27, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Arends/Johnson versus Luz/Matos doubles match at the European Open. The platform will verify the winner against official tournament results to determine which outcome is settled as correct. Traders holding shares in the winning team will be paid out according to the final market price, while those holding shares in the losing team will forfeit their investment.
Several factors could influence the trading activity in this market leading up to Oct 27, 2026. Any news regarding player injuries, changes in playing conditions, or updated performance statistics for either Arends/Johnson or Luz/Matos could shift trader sentiment. Unexpected results in earlier rounds of the tournament, or even commentary from tennis analysts, could also impact the perceived probabilities. Major upsets in other doubles matches might also influence how traders assess the overall competitive landscape and adjust their positions in this market.