Live prediction market odds for Jelena Ostapenko vs. Tatjana Maria. Compare prices across Kalshi and Polymarket.
Kalshi / Polymarket
2026-06-26
Jelena Ostapenko vs. Tatjana Maria — WTA Tennis match scheduled for 2026-06-26. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Jelena Ostapenko leads the “Jelena Ostapenko vs. Tatjana Maria” event at 59.0% implied probability, followed by Tatjana Maria at 41.5%. Platforms are tightly aligned at a 1.0% spread.
Jelena Ostapenko vs. Tatjana Maria is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Jelena Ostapenko leads at 59% implied probability, making it the market favorite. Other contenders include Tatjana Maria at 42%.
Jelena Ostapenko currently leads at 59% implied probability. Behind Jelena Ostapenko, Tatjana Maria at 42% are the next closest contenders. Platforms were tightly aligned at a 1.0% spread, suggesting broad consensus on the odds.
Here are the latest odds across Kalshi, Polymarket: Jelena Ostapenko: 59¢ on Kalshi, 59¢ on Polymarket. Tatjana Maria: 42¢ on Kalshi, 41¢ on Polymarket. Platforms are tightly aligned at a 1.0% spread, leaving little room for cross-platform arbitrage.
A price of 59¢ means the market estimates a 59% probability that Jelena Ostapenko will be the outcome. Buying one share at 59¢ pays out $1.00 if correct — a 69% return — or $0 if wrong. This is the core mechanic of prediction markets: the price directly reflects the crowd's probability estimate.
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Jelena Ostapenko
59.0% avg
Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket.
KalshiIf Jelena Ostapenko wins the Maria vs Ostapenko professional tennis match in the 2026 WTA Eastbourne Semifinal after a ball has been played, then the market resolves to Yes.
The following market refers to the Maria vs Ostapenko professional tennis match in the 2026 WTA Eastbourne Semifinal after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).
PolymarketThis market refers to the tennis match between Tatjana Maria and Jelena Ostapenko in the Lexus Eastbourne Open, originally scheduled for June 26, 2026 at 6:00AM ET. This market will resolve to 'Tatjana Maria' if Tatjana Maria advances against Jelena Ostapenko. This market will resolve to 'Jelena Ostapenko' if Jelena Ostapenko advances against Tatjana Maria. 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 WTA Tour. A consensus of credible reporting may also be used.
