TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 6, 2:07 PM EST
Polymarket
This market refers to the tennis match between Iida Heinonen and Ingrid Ioana Sanduleasa in the W15 Campulung, Qualifying, originally scheduled for September 6, 2026 at 7:00AM ET. This market will resolve to 'Iida Heinonen' if Iida Heinonen advances against Ingrid Ioana Sanduleasa. This market will resolve to 'Ingrid Ioana Sanduleasa' if Ingrid Ioana Sanduleasa advances against Iida Heinonen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 20, 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 Iida Heinonen and Ingrid Ioana Sanduleasa in the W15 Campulung, Qualifying, originally scheduled for September 6, 2026 at 7:00AM ET. This market will resolve to 'Iida Heinonen' if Iida Heinonen advances against Ingrid Ioana Sanduleasa. This market will resolve to 'Ingrid Ioana Sanduleasa' if Ingrid Ioana Sanduleasa advances against Iida Heinonen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 20, 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 trading mechanism where users buy and sell shares representing their belief in the outcome of the Iida Heinonen vs Ingrid Sanduleasa match. As more shares are purchased for a particular outcome, its price increases, reflecting a higher implied probability. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share directly corresponds to the probability of that outcome occurring, and traders adjust their positions based on new information and their own analysis. This dynamic process creates a market-driven assessment of the match’s likely result.
This market resolves around Sep 13, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the W15 Campulung match between Iida Heinonen and Ingrid Ioana Sanduleasa, as determined by the tournament organizers. The platform will verify the result against publicly available sources to ensure accuracy and determine the winning outcome for this market. Traders will then be able to claim their winnings based on their holdings.
Several factors could influence the price movement of this market. Any news regarding player form, injuries, or changes in playing conditions could shift trader sentiment. Unexpected results in earlier rounds of the tournament, or even weather forecasts impacting the match schedule, could also play a role. Furthermore, large trades by influential market participants could cause noticeable price fluctuations, as could any updates on the players' head-to-head record or recent performance. Monitoring these signals will be key to understanding potential shifts in this market.