TOTAL VOLUME:
$154.3b
24H VOL:
$228,458,490
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,879,276,037
410,833
Markets across
40,345
events
MATCHED EVENTS:
4,363
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 3, 5:44 PM EST
Polymarket
This market refers to the tennis match between Merna Refaat and Rose Marie Nijkamp in the W15 Nashville, TN, Main Draw, originally scheduled for October 3, 2026 at 2:00PM ET. This market will resolve to 'Merna Refaat' if Merna Refaat advances against Rose Marie Nijkamp. This market will resolve to 'Rose Marie Nijkamp' if Rose Marie Nijkamp advances against Merna Refaat. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 17, 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 Merna Refaat and Rose Marie Nijkamp in the W15 Nashville, TN, Main Draw, originally scheduled for October 3, 2026 at 2:00PM ET. This market will resolve to 'Merna Refaat' if Merna Refaat advances against Rose Marie Nijkamp. This market will resolve to 'Rose Marie Nijkamp' if Rose Marie Nijkamp advances against Merna Refaat. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 17, 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.
Prediction market odds often reflect the wisdom of the crowd, potentially differing from sportsbook odds due to varying levels of information and biases. Sportsbooks set initial lines based on their analysis, while this market allows anyone to trade on their beliefs about the outcome. If a significant number of traders believe a sportsbook is mispricing the probability of a particular result in the Merna Refaat vs Rose Marie Nijkamp match, the prediction market odds will adjust accordingly, potentially offering a better value for informed bettors. This dynamic can lead to interesting discrepancies.
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 Merna Refaat vs Rose Marie Nijkamp match. The price of these shares directly reflects the probability of that outcome occurring, as perceived by the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate, the price converges towards a consensus view. The higher the price of a share, the greater the implied probability of that outcome.
This market resolves around Oct 10, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Merna Refaat vs Rose Marie Nijkamp match as reported by recognized tennis authorities. The winning player, as determined by the official score, will dictate the settlement of this market. Traders will then be able to claim their winnings or adjust their strategies based on the confirmed result.
Several factors could influence the price of shares in this market before Oct 10, 2026. Any news regarding player injuries, changes in playing conditions, or updated rankings could shift trader sentiment. Unexpected results in other matches involving these players, or even broader tournament upsets, could also impact the market. Furthermore, significant trading volume from well-informed individuals or groups could cause noticeable price movements, reflecting new information or a change in perceived probabilities surrounding the Merna Refaat vs Rose Marie Nijkamp match.