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 14, 3:15 AM EST
Polymarket
This market refers to the tennis match between Kosuke Ogura and Omar Jasika in the ITF Men Tokyo, originally scheduled for July 7, 2026 at 3:15AM ET. This market will resolve to 'Kosuke Ogura' if Kosuke Ogura advances against Omar Jasika. This market will resolve to 'Omar Jasika' if Omar Jasika advances against Kosuke Ogura. 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 Kosuke Ogura and Omar Jasika in the ITF Men Tokyo, originally scheduled for July 7, 2026 at 3:15AM ET. This market will resolve to 'Kosuke Ogura' if Kosuke Ogura advances against Omar Jasika. This market will resolve to 'Omar Jasika' if Omar Jasika advances against Kosuke Ogura. 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 operate under different incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are driven by trader consensus and real money at stake. Traders in this market may incorporate information faster or weight certain factors differently than traditional oddsmakers. Comparing the two can reveal where the crowd sees value or where conventional sportsbooks may be slow to adjust. Both reflect probability estimates, but the mechanisms and motivations behind price-setting differ meaningfully.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the cumulative bets placed on it; as more capital flows toward one player, their implied probability rises and the other's falls. Prices update in real time, and the spread between bid and ask prices tightens or widens based on liquidity and trading volume. This mechanism ensures that prices gravitate toward the true probability as informed traders participate and arbitrage away mispricings.
This market resolves around Jul 14, 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—which player wins the ITF Tokyo event. Resolution typically occurs shortly after the final point is played and the winner is announced. Until that moment, traders can continue to buy and sell shares as odds shift with any new developments or late-breaking information about player status or conditions.
Several factors could shift odds before the match takes place. Injury reports or withdrawal announcements involving either player would trigger sharp repricing. Recent tournament results, head-to-head records, or changes in player ranking or form could sway trader sentiment. Court surface conditions, weather forecasts, or travel delays might also influence perceived advantage. Media coverage highlighting one player's momentum or a rival's struggles can move the needle. Even lineup changes or late news about opponent seeding could prompt traders to reassess probabilities and adjust their positions accordingly.