Live prediction market odds for Paula Badosa vs. Kayla Day. Compare prices across Kalshi and Polymarket.
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MARKET RESOLVEDKalshi / Polymarket
Resolved 2026-04-01
This market resolved on 2026-04-01. Paula Badosa was the officially declared outcome. Prior to resolution, the market peaked at 83%.
Paula Badosa vs. Kayla Day — WTA Tennis match held on 2026-04-01. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
| Candidate |  |  |
|---|---|---|
Paula BadosaWINNER | 99% | 67% |
Kayla Day | 1% | 33% |
Paula Badosa vs. Kayla Day was a prediction market event tracked across 2 platforms (Kalshi, Polymarket). Paula Badosa led the market at 83% implied probability before resolution. Other contenders include Kayla Day at 17%.
Paula Badosa held the lead at 83% implied probability heading into resolution. Behind Paula Badosa, Kayla Day at 17% were the next closest contenders. The 32.0% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket: Paula Badosa: 99¢ on Kalshi, 67¢ on Polymarket. Kayla Day: 1¢ on Kalshi, 33¢ on Polymarket. The 32.0% spread across platforms highlights where markets disagreed — a gap traders can exploit by buying low on one platform and selling high on another.
A price of 83¢ meant the market estimated a 83% chance that Paula Badosa would be the outcome. Traders who bought at 83¢ and held through resolution received $1.00 per share — a 20% return on their position. Those on the wrong side received $0.
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Paula Badosa
83.0% avg
Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket.
KalshiIf Paula Badosa wins the Day vs Badosa professional tennis match in the 2026 WTA Charleston Round Of 64 after a ball has been played, then the market resolves to Yes.
The following market refers to the Day vs Badosa professional tennis match in the 2026 WTA Charleston Round Of 64 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 Kayla Day and Paula Badosa in the Credit One Charleston Open, scheduled for March 31 2026. This market will resolve to “Day” if Kayla Day wins the first set. It will resolve to “Badosa” if Paula Badosa wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50. Resolution will be based on official WTA match statistics.
