Live prediction market odds for Leylah Fernandez vs. Katie Boulter. Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-06-21
Leylah Fernandez vs. Katie Boulter — WTA Tennis match scheduled for 2026-06-21. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Katie Boulter leads the “Leylah Fernandez vs. Katie Boulter” event at 57.0% implied probability, followed by Leylah Fernandez at 44.0%. A 2.0% cross-platform spread signals an active arbitrage window.
Leylah Fernandez vs. Katie Boulter is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Katie Boulter leads at 57% implied probability, making it the market favorite. Other contenders include Leylah Fernandez at 44%.
Katie Boulter currently leads at 57% implied probability. Behind Katie Boulter, Leylah Fernandez at 44% are the next closest contenders. A 2.0% spread across platforms indicated moderate disagreement on the latest developments.
Here are the latest odds across Kalshi, Polymarket: Katie Boulter: 58¢ on Kalshi, 56¢ on Polymarket. Leylah Fernandez: 44¢ on Kalshi, 44¢ on Polymarket. The 2.0% spread shows moderate platform divergence worth monitoring for potential opportunities.
A price of 57¢ means the market estimates a 57% probability that Katie Boulter will be the outcome. Buying one share at 57¢ pays out $1.00 if correct — a 75% 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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Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket.
KalshiIf Katie Boulter wins the Boulter vs Fernandez professional tennis match in the 2026 WTA Bad Homburg Round Of 32 after a ball has been played, then the market resolves to Yes.
The following market refers to the Boulter vs Fernandez professional tennis match in the 2026 WTA Bad Homburg Round Of 32 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 Katie Boulter and Leylah Fernandez in the Bad Homburg Open, originally scheduled for June 21, 2026 at 5:00AM ET. This market will resolve to 'Katie Boulter' if Katie Boulter advances against Leylah Fernandez. This market will resolve to 'Leylah Fernandez' if Leylah Fernandez advances against Katie Boulter. 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.
Katie Boulter
57.0% avg
