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 23, 12:00 PM EST
Polymarket
This market refers to the tennis match between Carolina Bohrer Martins and Ana Sofia Sanchez in the ITF Women Sao Paulo, originally scheduled for July 16, 2026 at 12:00PM ET. This market will resolve to 'Carolina Bohrer Martins' if Carolina Bohrer Martins advances against Ana Sofia Sanchez. This market will resolve to 'Ana Sofia Sanchez' if Ana Sofia Sanchez advances against Carolina Bohrer Martins. 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 Carolina Bohrer Martins and Ana Sofia Sanchez in the ITF Women Sao Paulo, originally scheduled for July 16, 2026 at 12:00PM ET. This market will resolve to 'Carolina Bohrer Martins' if Carolina Bohrer Martins advances against Ana Sofia Sanchez. This market will resolve to 'Ana Sofia Sanchez' if Ana Sofia Sanchez advances against Carolina Bohrer Martins. 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 traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate the collective beliefs of traders who have financial skin in the game. This market may show different implied probabilities than major sportsbooks, particularly as new information emerges or as one side attracts heavier trading volume. Comparing the two can reveal where smart money is positioning itself relative to conventional betting lines.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price you see reflects the cumulative bets placed on each outcome, with the system adjusting continuously as new trades arrive. Traders buy shares representing their prediction, and the current price of those shares directly translates to the implied probability displayed on the dashboard. This mechanism ensures transparent, friction-free pricing without intermediaries setting the line.
This market resolves around Jul 23, 2026, once the tennis match concludes and the result is verified against credible public sources. The outcome is determined by the official match result—which player wins the ITF Sao Paulo event. Traders holding shares in the winning outcome will receive their payout, while incorrect positions expire worthless. Resolution typically occurs within hours of the final point, pending confirmation from the tournament organizers and sports data providers.
Several factors can shift trader positioning before the match begins. Recent form, head-to-head records, court surface preference, and injury updates are classic catalysts that reshape expectations. News about either player's preparation, fitness, or mental state can trigger sharp moves in implied probability. Closer to match day, betting syndicates and professional traders often enter with larger positions, sometimes creating sudden price swings. Weather conditions and venue-specific factors may also influence late trading as the event approaches.