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 20, 11:00 AM EST
Polymarket
This market refers to the tennis match between Mark Lajal and Trevor Svajda in the Lincoln, originally scheduled for July 13, 2026 at 11:00AM ET. This market will resolve to 'Mark Lajal' if Mark Lajal advances against Trevor Svajda. This market will resolve to 'Trevor Svajda' if Trevor Svajda advances against Mark Lajal. 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Mark Lajal and Trevor Svajda in the Lincoln, originally scheduled for July 13, 2026 at 11:00AM ET. This market will resolve to 'Mark Lajal' if Mark Lajal advances against Trevor Svajda. This market will resolve to 'Trevor Svajda' if Trevor Svajda advances against Mark Lajal. 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction markets and traditional sportsbooks price events differently. Sportsbooks set odds based on their own models and risk management, then adjust them to balance action on both sides. Prediction markets, by contrast, aggregate the collective beliefs of many traders; prices emerge from supply and demand rather than a single operator's calculation. This market reflects what thousands of independent participants believe will happen, which can sometimes diverge from sportsbook pricing depending on information flow, trader sophistication, and the size of each venue's participant base.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time probabilities. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. When you buy shares representing one outcome, the price rises; selling pushes it lower. The current market price reflects the aggregate belief of all active traders at that moment. You can enter limit or market orders, and the system executes them against the liquidity pool. Prices update instantly as new trades occur, so the odds you see are always current.
This market resolves around Jul 20, 2026, once the tennis match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result—which player won the contest. Until that time, traders can continue to buy and sell shares as new information emerges and match conditions become clearer. Resolution happens automatically once the event is finalized and the platform confirms the winner.
Several factors could shift prices before Jul 20, 2026. Injury reports or player fitness updates often trigger sharp moves, as do recent tournament results or head-to-head performance data. Changes in court conditions, weather forecasts, or betting patterns at major sportsbooks can also influence trader sentiment. Public commentary from analysts or coaches may sway perception of each player's form. Additionally, any news affecting either competitor's ranking, confidence, or recent match history could prompt traders to reassess their positions and adjust their bids accordingly.