TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 12, 1:15 PM EST
Polymarket
This market refers to the tennis match between Reese Brantmeier and Kylie Collins in the ITF Women Sumter, originally scheduled for June 5, 2026 at 1:15PM ET. This market will resolve to 'Reese Brantmeier' if Reese Brantmeier advances against Kylie Collins. This market will resolve to 'Kylie Collins' if Kylie Collins advances against Reese Brantmeier. 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 on Polymarket often diverge from traditional sportsbook lines because they reflect decentralized trader sentiment rather than bookmaker risk management. Sportsbooks adjust odds to balance liability; prediction markets respond directly to participant conviction and information flow. For the Brantmeier vs Collins match, comparing Polymarket probabilities to major sportsbook spreads can reveal where casual bettors and professional traders disagree. These gaps sometimes signal undervalued or overvalued outcomes, though both venues ultimately reflect uncertainty about match results.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, the Brantmeier vs Collins match is priced as a binary contract where traders buy and sell shares representing each player's probability of victory. The current market price reflects the cumulative bets of all participants, with shares trading between 0 and 100 cents. As new information emerges—such as player form, injury reports, or head-to-head history—traders adjust positions, moving the price. Polymarket's order book shows real-time depth, allowing you to see buy and sell interest at different probability levels leading up to Jun 12, 2026.
The market resolves on Jun 12, 2026, following the completion of the ITF Sumter match. Resolution is determined by the official result of the singles contest between Reese Brantmeier and Kylie Collins. The winning outcome is confirmed once the match concludes and the result is recorded by the ITF and verified by the prediction market's resolution authority. Traders should monitor official tournament updates and player announcements for any scheduling changes or withdrawals that might affect market timing.
Key catalysts include recent match results and ranking movements for both players, injury announcements or fitness updates, head-to-head history and playing style matchups, court surface conditions at Sumter, and pre-match commentary from tennis analysts. Weather forecasts and tournament seeding can also influence trader positioning. Social media activity, betting volume spikes, and odds movement on other ITF events may signal shifting sentiment. Any withdrawal or late substitution would immediately reprrice the market. Traders should track both players' warm-up tournaments and official ITF communications for material developments.