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 21, 5:17 PM EST
Polymarket
This market refers to the tennis match between Ellie Schoppe and Krisha Mahendran in the ITF Women Rancho Santa Fe, originally scheduled for July 21, 2026 at 2:15PM ET. This market will resolve to 'Ellie Schoppe' if Ellie Schoppe advances against Krisha Mahendran. This market will resolve to 'Krisha Mahendran' if Krisha Mahendran advances against Ellie Schoppe. 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 Ellie Schoppe and Krisha Mahendran in the ITF Women Rancho Santa Fe, originally scheduled for July 21, 2026 at 2:15PM ET. This market will resolve to 'Ellie Schoppe' if Ellie Schoppe advances against Krisha Mahendran. This market will resolve to 'Krisha Mahendran' if Krisha Mahendran advances against Ellie Schoppe. 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 markets and sportsbooks use different mechanisms to set odds. Sportsbooks employ oddsmakers and adjust lines based on betting volume and risk management, while prediction markets derive prices from continuous trader participation—each share purchase or sale shifts the odds. Prediction markets often reflect real-time information and can be more efficient at incorporating breaking news or late developments. Comparing this market's odds to traditional sportsbook lines can reveal where professional bettors and casual traders disagree, sometimes highlighting value or consensus shifts that haven't yet reached mainstream betting venues.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time probability estimates. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each outcome has a share price between 0 and 1 cent, and the combined value of all shares always equals 1 cent—ensuring the probabilities sum to 100 percent. When traders buy shares in one outcome, the price rises and the competing outcome's price falls automatically. This mechanism creates a self-correcting system where prices converge toward true probabilities as more information arrives and more participants trade.
This market resolves around Jul 28, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result—either Schoppe or Mahendran as the winner. Until that point, traders can continue to buy and sell shares, and prices will fluctuate as new information emerges. After resolution, winning shares pay out at full value and losing shares expire worthless, settling all positions.
Several factors could shift prices before the match. Recent player form, head-to-head records, injury reports, and court conditions at the venue are all closely watched. Betting action from professional traders or sharp money often signals new information and can trigger rapid repricing. News about player fitness, coaching changes, or tournament draw updates may also influence sentiment. Social media discussion, expert commentary, and live match developments during play can cause sharp moves. Early-match momentum swings sometimes prompt traders to reassess probabilities, creating trading opportunities throughout the event window.