TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 23, 10:28 AM EST
Kalshi
Roman Andres Burruchaga and Arthur Fery compete in the first set of their 2026 ATP Eastbourne Round of 32 professional tennis match on June 22. The market determines which player wins this individual set.
Resolution depends on which player wins set 1 in the specified match. If the match does not occur before play begins due to injury, walkover, forfeiture, or cancellation, the market resolves to a fair price. If postponed or delayed, the market remains open until the rescheduled match concludes within two weeks. If a player retires, markets that can be unconditionally settled based on completed play resolve accordingly; those that cannot are settled at Fair Market Price at the Exchange's discretion.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate decentralized trader beliefs through continuous price discovery. This market may show higher or lower implied probabilities than traditional sportsbooks, depending on whether traders here perceive an edge the books have missed. Comparing the two can reveal where consensus differs and highlight potential value opportunities for informed bettors.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell contracts representing each outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract reflects the collective assessment of that outcome's probability, ranging from near-zero to near-100. As new information emerges—player injuries, recent form, court surface dynamics—traders adjust their bids and offers, moving the price. This continuous auction process ensures the market price converges toward the true likelihood of the set winner over time.
This market resolves around Jun 22, 2026, once the Burruchaga vs Fery match is completed and the first set result is verified against credible public sources. The outcome is determined by which player wins the opening set according to official tournament records or reliable sports data providers. Resolution occurs shortly after the set concludes, allowing traders to settle positions. No ambiguity exists in set outcomes—they are definitively recorded by match officials and widely reported.
Several factors can shift odds before this market resolves. Recent head-to-head records, player ranking changes, and injury announcements will influence trader positioning. Court surface preference, weather conditions on match day, and pre-match commentary from analysts can trigger repricing. Betting activity from sharp traders or large position holders may also move the line. Real-time match momentum—early breaks, service performance, or visible fatigue—will drive the most dramatic price swings as the set unfolds and traders update their conviction.