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 21, 9:34 PM EST
Polymarket
This market refers to the tennis match between Nikolas Stoot and Atakan Karahan in the M15 Columbia, SC, Qualifying, originally scheduled for September 21, 2026 at 1:00PM ET. This market will resolve to 'Nikolas Stoot' if Nikolas Stoot advances against Atakan Karahan. This market will resolve to 'Atakan Karahan' if Atakan Karahan advances against Nikolas Stoot. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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 Nikolas Stoot and Atakan Karahan in the M15 Columbia, SC, Qualifying, originally scheduled for September 21, 2026 at 1:00PM ET. This market will resolve to 'Nikolas Stoot' if Nikolas Stoot advances against Atakan Karahan. This market will resolve to 'Atakan Karahan' if Atakan Karahan advances against Nikolas Stoot. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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, where traders buy and sell shares representing their belief in the outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more people buy shares in a particular outcome, its price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market is entirely driven by supply and demand, meaning the price reflects the collective intelligence of the traders participating. This dynamic pricing ensures that the market odds are constantly updated based on new information and changing sentiment.
This market resolves around Sep 28, 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 M15 Columbia, SC tennis match between Nikolas Stoot and Atakan Karahan. The platform will verify the winner through publicly available sources, ensuring an objective and transparent resolution process. Traders will then be able to claim their winnings based on the final result, and the market will close once the outcome is definitively established.
Several factors could influence the trading activity in this market. Any news regarding player form, injuries, or changes in playing conditions could significantly shift the odds. For example, if reports emerge that one of the players is unwell or has sustained a minor injury, the price of shares representing their opponent winning would likely increase. Additionally, updates on surface conditions or weather forecasts could also impact trading behavior. Unexpected upsets in other matches involving these players could also influence market sentiment, causing traders to reassess their predictions.