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MARKET RESOLVEDKalshi / Polymarket US / Novig / Polymarket / ProphetX

Leylah Fernandez Wins: Leylah Fernandez vs. Kyoka Okamura

WTA·Resolved 2026-09-21

This market resolved on 2026-09-21. Leylah Fernandez was the officially declared outcome. Prior to resolution, the market peaked at 99%.

About This Market

Leylah Fernandez vs.

Leylah Fernandez vs. Kyoka Okamura: WTA Tennis match held on 2026-09-21. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.

Price History

Multi-Platform Probabilities

Learn more:How to Read Prediction Market Prices Compare Fees Before You Trade New to Polymarket?

Market RulebooksOfficial settlement criteria and edge cases

Official settlement criteria, resolution sources, and edge cases across Kalshi and Novig and Polymarket and Polymarket US and ProphetX.

Rules for Candidate:

Kalshi

Primary Rule

If Kyoka Okamura wins the Okamura vs Fernandez professional tennis match in the 2026 WTA Singapore Round Of 32 after a ball has been played, then the market resolves to Yes.

Edge Cases

The following market refers to the Okamura vs Fernandez professional tennis match in the 2026 WTA Singapore 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). Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.

Resolution Oracles

Kalshi Rules

Novig

Primary Rule

Kyoka Okamura in Leylah Fernandez @ Kyoka Okamura Round of 32 (WTA); settled by Novig.

Edge Cases

If the contract cannot be settled on the stated outcome, Novig settles it at fair market value (FMV) instead of refunding it.

Polymarket

Primary Rule

This market refers to the tennis match between Kyoka Okamura and Leylah Fernandez in the Singapore Open, originally scheduled for September 21, 2026 at 6:30AM ET. This market will resolve to 'Kyoka Okamura' if Kyoka Okamura advances against Leylah Fernandez. This market will resolve to 'Leylah Fernandez' if Leylah Fernandez advances against Kyoka Okamura. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 2026, 11:59 PM ET (14 days after the scheduled start), 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.

Resolution Oracles

UMA Optimistic OracleConsensus of Sources

Polymarket US

Primary Rule

This market will settle to the winner of the Kyoka Okamura vs Leylah Fernandez WTA match scheduled for September 21 at 6:30AM. If the match does not begin due to a walkover, forfeit, injury, or any other cancellation prior to the first point being played, the market will settle to fair market price. If a player retires during the match, the opponent will be recorded as the winner. Outcome sourced from WTA.

ProphetX

Primary Rule

Sports moneyline - resolves based on official game outcome per ProphetX Prediction Rules

Resolution Oracles

ProphetX Rules

Frequently Asked Questions

What does the Leylah Fernandez vs. Kyoka Okamura prediction market track?

The outcomes listed above show how traders are pricing this question. Compare outcome prices from Kalshi, Polymarket US, Novig, Polymarket, ProphetX in one place. Each price reflects the market’s implied probability, not a guaranteed result. This event is archived; prices shown are historical.

What were the last available Leylah Fernandez vs. Kyoka Okamura odds?

The last available prices are Leylah Fernandez: 99.0¢ on Kalshi, 98.9¢ on Polymarket, 97.1¢ on ProphetX, 99.0¢ on Polymarket US, 97.1¢ on Novig; Kyoka Okamura: 1.0¢ on Kalshi, 1.1¢ on Polymarket, 2.8¢ on ProphetX, 1.0¢ on Polymarket US, 5.5¢ on Novig. 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.

Why do Leylah Fernandez vs. Kyoka Okamura odds vary across prediction markets?

The largest price difference shown across venues is 4.5 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.

How do Leylah Fernandez vs. Kyoka Okamura prediction market payouts work?

For example, Leylah Fernandez at 98.2¢ implies about a 98.2% 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.

Candidate
Leylah FernandezWINNER	99%	99%	97%	99%	97%
Kyoka Okamura	1%	1%	6%	1%	3%

Leylah Fernandez Wins: Leylah Fernandez vs. Kyoka Okamura

About This Market

Price History

Leylah Fernandez Wins: Leylah Fernandez vs. Kyoka Okamura

About This Market

Price History

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Final Closing Odds

Resolution Oracles

Frequently Asked Questions

Leylah Fernandez Wins: Leylah Fernandez vs. Kyoka Okamura

About This Market

Price History

Leylah Fernandez Wins: Leylah Fernandez vs. Kyoka Okamura

About This Market

Price History

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Final Closing Odds

Resolution Oracles

Market Rulebook: Leylah Fernandez vs. Kyoka Okamura

Frequently Asked Questions