TOTAL VOLUME:
$154.8b
24H VOL:
$244,077,041
24H TRANSACTIONS:
2,985,204,718
OPEN INTEREST:
$1,901,278,909
407,043
Markets across
39,548
events
MATCHED EVENTS:
4,422
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 23, 10:40 PM EST
Polymarket
This market refers to the tennis match between Sara Saito and Ariana Arseneault in the W75 Saguenay, Main Draw, originally scheduled for October 23, 2026 at 6:30PM ET. This market will resolve to 'Sara Saito' if Sara Saito advances against Ariana Arseneault. This market will resolve to 'Ariana Arseneault' if Ariana Arseneault advances against Sara Saito. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 6, 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 Sara Saito and Ariana Arseneault in the W75 Saguenay, Main Draw, originally scheduled for October 23, 2026 at 6:30PM ET. This market will resolve to 'Sara Saito' if Sara Saito advances against Ariana Arseneault. This market will resolve to 'Ariana Arseneault' if Ariana Arseneault advances against Sara Saito. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 6, 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 their odds based on statistical models and expert analysis, while this market is driven by individuals willing to put their capital behind their beliefs. Often, prediction markets can incorporate information faster than sportsbooks, especially regarding unforeseen circumstances or late-breaking news impacting the players. It’s common to see discrepancies, as differing methodologies and information access lead to varied assessments of the likely winner.
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 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 people trade, the price fluctuates, reflecting the evolving consensus. Higher demand for shares in a particular outcome drives up its price, indicating increased confidence in that result. The market’s price is entirely determined by supply and demand among traders on Polymarket.
This market resolves around Oct 30, 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 Saguenay tennis match between Sara Saito and Ariana Arseneault. The platform will verify the winner against publicly available sources such as official tournament websites and sports news outlets. The final result will determine which shares pay out 1 USDC and which expire worthless, based on the final outcome of the match.
Several factors could influence the trading activity in this market before Oct 30, 2026. Any news regarding player injuries, changes in playing conditions, or unexpected performance in preceding matches could significantly shift the odds. Public sentiment, as reflected in social media or expert analysis, can also play a role. Furthermore, large trades by influential market participants could create momentum and impact the price of shares. Unexpected weather conditions at the match location or any controversies surrounding the players could also contribute to market movement.