About This Market
Ava Catanzarite vs.
Ava Catanzarite vs. Mariana de Jesus Ribeiro Silveira: ITF Women's World Tennis Tour match held on 2026-09-16. Review the historical prediction market odds from Kalshi and Polymarket on Prediction Hunt.
Live prediction market odds for Ava Catanzarite vs. Mariana de Jesus Ribeiro Silveira. Compare prices across Kalshi and Polymarket US and Polymarket.

ITF Women·Resolved 2026-09-16
This market resolved on 2026-09-16. Ava Catanzarite was the officially declared outcome. Prior to resolution, the market peaked at 100%.
Ava Catanzarite vs.
Ava Catanzarite vs. Mariana de Jesus Ribeiro Silveira: ITF Women's World Tennis Tour match held on 2026-09-16. Review the historical prediction market odds from Kalshi and Polymarket on Prediction Hunt.
| Candidate | ![]() | ![]() | ![]() |
|---|---|---|---|
Ava CatanzariteWINNER | 100% | 88% | 100% |
Mariana de Jesus Ribeiro Silveira | 1% | 12% | 0% |
Ava Catanzarite
95.8% avg
Official settlement criteria, resolution sources, and edge cases across Polymarket US.
Polymarket USThis market will settle to the winner of the Mariana de Jesus Ribeiro Silveira vs Ava Catanzarite ITF match scheduled for Sep 16, 2026. If the match does not begin due to a walkover, withdrawal, or cancellation, the market will settle to $0.50. If the match is delayed, postponed, or suspended and not rescheduled to a date within two weeks of the originally scheduled date, the market will settle to $0.50. Outcome sourced from ITF.
The outcomes listed above show how traders are pricing this question. Compare outcome prices from Kalshi, Polymarket US, Polymarket in one place. Each price reflects the market’s implied probability, not a guaranteed result. This event is archived; prices shown are historical.
The last available prices are Ava Catanzarite: 99.5¢ on Kalshi, 99.9¢ on Polymarket, 88.0¢ on Polymarket US; Mariana de Jesus Ribeiro Silveira: 0.5¢ on Kalshi, 0.1¢ on Polymarket, 12.0¢ on Polymarket US. Prices are quoted in cents per $1 share. Check the venue for executable prices and available liquidity. The last available price is not necessarily the final settlement price.
The largest price difference shown across venues is 11.9 percentage points. Venues have different traders, liquidity and fees, so their prices can differ. A price gap alone does not establish an executable arbitrage opportunity; compare settlement rules and the actual buy and sell prices.
For example, Ava Catanzarite at 95.8¢ implies about a 95.8% chance. For a standard $1 contract, a share pays $1 if its outcome settles as correct and $0 if it settles as incorrect. A winning share bought at 40¢ earns 60¢ before fees. Check each venue’s settlement rules, fees and eligibility before trading. Historical prices alone do not identify the winning outcome.