TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 12, 7:39 AM EST
Polymarket
This market refers to the tennis match between Sofia Shapatava and Angelica Raggi in the W15 Viserba di Rimini, Main Draw, originally scheduled for September 12, 2026 at 5:00AM ET. This market will resolve to 'Sofia Shapatava' if Sofia Shapatava advances against Angelica Raggi. This market will resolve to 'Angelica Raggi' if Angelica Raggi advances against Sofia Shapatava. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 26, 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 Sofia Shapatava and Angelica Raggi in the W15 Viserba di Rimini, Main Draw, originally scheduled for September 12, 2026 at 5:00AM ET. This market will resolve to 'Sofia Shapatava' if Sofia Shapatava advances against Angelica Raggi. This market will resolve to 'Angelica Raggi' if Angelica Raggi advances against Sofia Shapatava. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 26, 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.
Often, prediction market odds reflect a different perspective than traditional sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market represents the collective wisdom of traders who are incentivized to accurately forecast the outcome. Discrepancies can arise due to differing information, biases, or simply the dynamics of how each venue operates. If sportsbook odds strongly disagree with those found here, it may indicate an opportunity for informed traders to exploit a mispricing, or simply a difference in opinion about the likely result of the match.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the likelihood of each outcome. The price of a share directly reflects the implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders buy shares in a particular outcome, its price increases, and the implied probability rises. Conversely, selling pressure decreases the price and probability. This dynamic process creates a market-driven forecast for the Shapatava vs Raggi match, based on the aggregated views of all participants.
This market resolves around Sep 19, 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 W15 Viserba di Rimini match between Sofia Shapatava and Angelica Raggi. The platform will look to established tennis reporting sources to determine the winner, and shares will be settled accordingly. It’s important to monitor news sources as the match approaches to stay informed about any potential delays or changes that could affect the resolution timeline.
Several factors could influence the trading activity and price movement in this market. Any news regarding player form, injuries, or changes to playing conditions could significantly shift trader sentiment. Unexpected upsets in earlier rounds of the tournament, or even weather forecasts impacting the match schedule, could also cause fluctuations. Furthermore, large trades by influential participants could temporarily move the market, though these are often quickly corrected by other traders seeking to capitalize on perceived mispricings. Monitoring tennis news and social media will be key to understanding potential catalysts.