TOTAL VOLUME:
$154.4b
24H VOL:
$245,801,863
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,902,097,102
417,059
Markets across
40,178
events
MATCHED EVENTS:
4,415
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 21, 4:25 AM EST
Polymarket
This market refers to the tennis match between Hikaru Shiraishi and Sora Fukuda in the M15 Tanagura, Main Draw, originally scheduled for October 20, 2026 at 9:00PM ET. This market will resolve to 'Hikaru Shiraishi' if Hikaru Shiraishi advances against Sora Fukuda. This market will resolve to 'Sora Fukuda' if Sora Fukuda advances against Hikaru Shiraishi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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 Hikaru Shiraishi and Sora Fukuda in the M15 Tanagura, Main Draw, originally scheduled for October 20, 2026 at 9:00PM ET. This market will resolve to 'Hikaru Shiraishi' if Hikaru Shiraishi advances against Sora Fukuda. This market will resolve to 'Sora Fukuda' if Sora Fukuda advances against Hikaru Shiraishi. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 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 collective wisdom of a diverse group of traders, potentially offering a different perspective than traditional sportsbooks. Sportsbooks set initial lines based on statistical models and expert analysis, while this market allows anyone to express their belief about the outcome. Discrepancies can arise due to differing information, biases, or risk appetites. It's common to see prediction markets move independently of sportsbook odds, especially as new information becomes available or as the event draws closer. Observing these differences can be valuable for informed decision-making.
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 traders participate, the price adjusts to reflect the collective expectation. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market's price is determined solely by supply and demand within Polymarket; external factors and news events can influence trading activity, leading to price fluctuations. The current price reflects the aggregated sentiment of all traders on the platform.
This market resolves around Oct 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 Tanagura match between Hikaru Shiraishi and Sora Fukuda. The platform will rely on publicly available and trusted sources to determine the winner of the match. Once the official result is available, the market will be settled, and winning shares will be redeemable for the corresponding payout as determined by the final market price.
Several factors could influence the price of this market before Oct 28, 2026. Any news regarding the players’ form, potential injuries, or changes in their strategies could significantly impact trading activity. Unexpected announcements about match conditions or the players’ preparation could also cause shifts in sentiment. Public opinion, as reflected in polls or expert analysis, might also play a role, although the market is ultimately driven by traders’ individual assessments. Major upsets in other related matches could also indirectly affect the perceived probabilities in this market.