Current implied probability
Mertens 72%Leader of 16 outcomes
Market quality
58 / 100
Medium quality24h Volume
$761.9
Liquidity
$8.4K
Medium liquiditySpread
3.0 pt
Moderate spreadComments
0
Market data
Updated 11 minutes ago
Sep 3, 26, 10:14 PMSep 11, 26, 3:00 PM
Trends
Rules
This market refers to the tennis match between Naomi Osaka and Elise Mertens in the US Open WTA, originally scheduled for September 4, 2026 at 11:00AM ET.
- This market will resolve to 'Naomi Osaka' if Naomi Osaka advances against Elise Mertens.
- This market will resolve to 'Elise Mertens' if Elise Mertens advances against Naomi Osaka.
- If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 18, 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.
Prediction Source Comparison
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Frequently asked questions
- What are the current odds for US Open WTA: Naomi Osaka vs Elise Mertens?
- Polymarket prices Mertens at 72% as of September 4, 2026.
- When does US Open WTA: Naomi Osaka vs Elise Mertens resolve?
- US Open WTA: Naomi Osaka vs Elise Mertens is scheduled to resolve on September 11, 2026.
- How is US Open WTA: Naomi Osaka vs Elise Mertens settled?
- Polymarket settles this market as follows: This market refers to the tennis match between Naomi Osaka and Elise Mertens in the US Open WTA, originally scheduled for September 4, 2026 at 11:00AM ET.
- Where else is US Open WTA: Naomi Osaka vs Elise Mertens listed?
- The same question is also listed on Gemini, Limitless.