TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 15, 12:00 PM EST
Polymarket
This market refers to the tennis match between Alyssa Ahn and Jessica Bernales in the ITF Women Rancho Santa Fe, originally scheduled for July 8, 2026 at 12:00PM ET. This market will resolve to 'Alyssa Ahn' if Alyssa Ahn advances against Jessica Bernales. This market will resolve to 'Jessica Bernales' if Jessica Bernales advances against Alyssa Ahn. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 Alyssa Ahn and Jessica Bernales in the ITF Women Rancho Santa Fe, originally scheduled for July 8, 2026 at 12:00PM ET. This market will resolve to 'Alyssa Ahn' if Alyssa Ahn advances against Jessica Bernales. This market will resolve to 'Jessica Bernales' if Jessica Bernales advances against Alyssa Ahn. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market may show higher or lower implied probabilities than traditional sports betting sites, depending on which venue's participants have stronger conviction. Comparing the two can reveal where informed traders see value relative to bookmaker pricing.
On Polymarket, traders set the odds through an automated market maker that adjusts prices based on buy and sell pressure. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on the outcome, and the current price reflects the collective probability estimate of all active traders. As new information emerges or trading volume shifts, the price updates dynamically, allowing you to enter or exit positions at market rates throughout the trading window.
This market resolves around Jul 15, 2026, once the match concludes and the result is verified against credible public sources. The outcome will reflect which player wins the completed match at the ITF Rancho Santa Fe event. Resolution typically occurs shortly after the final point is played and the result is officially confirmed, allowing traders to settle their positions based on the verified winner.
Market prices may shift based on recent player performance, injury reports, head-to-head records, and court conditions at Rancho Santa Fe. Betting activity from informed traders can also signal shifting expectations. News about either player's form, fitness, or tournament performance in the days leading up to the match could trigger significant price movement. Real-time updates during warm-ups or early match play may also influence late traders adjusting their positions before the final outcome is locked in.