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 7, 9:29 AM EST
Polymarket
This market refers to the tennis match between David TOMA and Miguel Semedo in the M25 Sintra, Qualifying, originally scheduled for September 7, 2026 at 4:00AM ET. This market will resolve to 'David TOMA' if David TOMA advances against Miguel Semedo. This market will resolve to 'Miguel Semedo' if Miguel Semedo advances against David TOMA. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between David TOMA and Miguel Semedo in the M25 Sintra, Qualifying, originally scheduled for September 7, 2026 at 4:00AM ET. This market will resolve to 'David TOMA' if David TOMA advances against Miguel Semedo. This market will resolve to 'Miguel Semedo' if Miguel Semedo advances against David TOMA. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the probability of a particular outcome. As more shares are purchased for a specific outcome, its price increases, indicating a higher perceived chance of occurring. 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, with higher prices signifying greater confidence. This dynamic pricing ensures that the market reflects the collective intelligence of all participants trading on Polymarket.
This market resolves around Sep 14, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the M25 Sintra tennis match between David TOMA and Miguel Semedo. The platform will verify the result against publicly available sources to determine the winning outcome. The market will then settle, and traders will receive payouts based on the final result and their positions in this market.
Several factors could influence the trading activity and shift the odds in this market. Any news regarding player form, injuries, or changes to playing conditions could significantly impact trader sentiment. Unexpected results in other matches leading up to the event might also affect perceptions of player momentum. Furthermore, major shifts in public opinion, perhaps driven by social media or expert commentary, could lead to increased trading volume and price adjustments. Monitoring these signals will be key to understanding how this market evolves before it resolves.