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: Jun 6, 1:00 PM EST
Polymarket
This market refers to the tennis match between Amit Vales and Spencer Johnson in the ITF Men Lakewood, originally scheduled for May 30, 2026 at 1:00PM ET. This market will resolve to 'Amit Vales' if Amit Vales advances against Spencer Johnson. This market will resolve to 'Spencer Johnson' if Spencer Johnson advances against Amit Vales. 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 and lock in margins, while prediction markets aggregate beliefs from many independent participants with real financial stakes. For the Vales vs Johnson match, comparing Polymarket implied probabilities to major sportsbook spreads can reveal whether the crowd view differs from professional oddsmakers, though both aim to forecast the true match outcome.
On Polymarket, the Vales vs Johnson match is priced through an order-book mechanism where traders buy and sell outcome shares. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current implied probability reflects the last traded price; as new trades occur, the odds update in real time. Traders holding shares profit if their outcome occurs at resolution. Liquidity and trading volume influence how easily prices move, so periods of high activity can shift odds more rapidly than thin-trading windows, directly affecting the market's assessment of each player's winning chances.
The market resolves on Jun 6, 2026. Resolution is determined by the official result of the completed ITF Lakewood match between Amit Vales and Spencer Johnson. The outcome is based on the match winner as recorded by the ITF and confirmed through standard tennis event data sources. Once the match concludes and the result is verified, the prediction market settles according to the actual outcome, and traders' positions are finalized based on whether their chosen outcome matched the official result.
Several factors could shift odds for the Vales vs Johnson match before Jun 6, 2026. Recent player form, injury reports, head-to-head records, and court surface performance data often influence trader sentiment. Tournament seeding, draw position, and momentum from earlier rounds can also drive repricing. News about either player's fitness, coaching changes, or public statements may prompt traders to adjust their positions. As the match date approaches, increased media coverage and expert analysis typically boost trading volume, potentially amplifying price movements based on new information or shifting market consensus.