TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 11, 8:00 AM EST
Polymarket
This market refers to the tennis match between Indianna Spink and Angelina Voloshchuk in the ITF Women Montemor-O-Novo, originally scheduled for June 4, 2026 at 8:00AM ET. This market will resolve to 'Indianna Spink' if Indianna Spink advances against Angelina Voloshchuk. This market will resolve to 'Angelina Voloshchuk' if Angelina Voloshchuk advances against Indianna Spink. 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 reflect decentralized trader consensus and often diverge from traditional sportsbook lines. Sportsbooks apply fixed margins and employ professional oddsmakers, while prediction markets aggregate real-time belief through continuous trading. For the Spink vs Voloshchuk match, comparing Polymarket odds to major sportsbooks reveals how much market participants value factors like recent form, head-to-head history, and court conditions differently than bookmakers. These gaps can highlight value opportunities for informed bettors.
Key catalysts include recent tournament performance by both players, injury updates or fitness concerns, head-to-head record and playing style matchups, and court surface conditions at Montemor-O-Novo. Ranking changes, confidence from warm-up matches, and public betting patterns on Polymarket can also shift odds. Weather forecasts closer to match day, late withdrawals, or unexpected lineup changes would trigger sharp repricing. Traders should monitor tennis news outlets and player social media for announcements that could alter perceived match probability.