TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 8, 9:11 AM EST
Polymarket
This market refers to the tennis match between Mert Alkaya and Tiago Torres in the Istanbul 3, originally scheduled for September 7, 2026 at 3:00AM ET. This market will resolve to 'Mert Alkaya' if Mert Alkaya advances against Tiago Torres. This market will resolve to 'Tiago Torres' if Tiago Torres advances against Mert Alkaya. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 21, 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 Mert Alkaya and Tiago Torres in the Istanbul 3, originally scheduled for September 7, 2026 at 3:00AM ET. This market will resolve to 'Mert Alkaya' if Mert Alkaya advances against Tiago Torres. This market will resolve to 'Tiago Torres' if Tiago Torres advances against Mert Alkaya. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 21, 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 reflect a wisdom-of-the-crowd perspective, 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 amount of money is wagered on one outcome in this market, the odds will shift to reflect that collective belief. This can sometimes lead to prediction market odds being more accurate than traditional sportsbook lines, particularly as the event approaches and more information becomes available.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the likelihood of each outcome. As more shares are traded, the price of each share adjusts to reflect the current consensus. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of a share directly corresponds to the implied probability of that outcome occurring. For example, a share priced at 60 means there is a 60% implied probability of that outcome being correct, according to the traders on Polymarket.
This market resolves around Sep 14, 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 Alkaya vs Torres fight, as declared by the relevant sporting authority. The platform will verify the result against credible public sources to determine the winning outcome and settle the market accordingly. 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 trading activity in this market leading up to Sep 14, 2026. News regarding fighter injuries, changes in training regimens, or even pre-fight press conference statements could all shift trader sentiment. Unexpected betting patterns in traditional sportsbooks might also cause traders to reassess their positions. Any significant information that alters the perceived probability of either fighter winning is likely to move the market, as traders adjust their predictions and buy or sell shares accordingly.