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Tennis

Uchida vs Mayot: who will win?

>99% say Harold Mayot wins

No price change recorded today yet.

Decided when the match ends. It is scheduled for October 28, 2026 at 10:00 PM .

Polymarket lists November 4, 2026 as the end date, but the rules allow until November 11, 2026.

Each share pays $1 if it happens, so a price over 99¢ means more than a 99% chance.

Research, not advice. Prices from Polymarket’s international site, not available in the US. Sports event contracts are restricted or under legal challenge in several US states. Check your state’s law and the venue’s terms.

The short version

Kaichi Uchida and Harold Mayot play a tennis match at the Ningbo, scheduled for October 28, 2026 at 10:00 PM ET.

Possible results

  • Kaichi UchidaKaichi Uchida wins and moves on.<1%

    What has to happen

    Kaichi Uchida advances against Harold Mayot.

  • Harold MayotHarold Mayot wins and moves on.>99%

    What has to happen

    Harold Mayot advances against Kaichi Uchida.

The one trap

If the match is canceled, ends in a tie, or still has no winner by November 11, 2026, the market settles 50-50 and every share pays 50¢.

See all fine print
  • If a player stops partway through (retires), or is defaulted or disqualified, the player who moves on wins the market.
  • If a player pulls out before the match starts (a walkover), the market settles 50-50.
  • The official result comes from the ATP Tour. Trusted news reports can also be used.
Price chart
-Yes chance

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The details

Rule note: full game including overtimeSettled by ATP official
Fine-print risk
Low (10/100)
settles on the condition as written

Pro adds the exact price, today’s change in points, buyers vs sellers in dollars, the price chart and every recorded move. See Pro

  • Official source: settlement runs on ATP official results; credible reporting as a last resort. Posts the final result after the game. No recorded moves for this market yet.
  • Fine print: Settles on the official final result as played, overtime included. Postponed games stay open until completed; cancellations follow the stated fallback. Deadline: Wed, Oct 28, 2026, 10:00 PM ET.

Source named: ATP official (not a tracked official feed, no release history)

Standardized read of public order book, official-source and contract-rule data, identical for every viewer. It describes the data and is not a recommendation. The venue’s published rules control settlement.

Full rules text on file (Polymarket)

This market refers to the tennis match between Kaichi Uchida and Harold Mayot in the Ningbo, originally scheduled for October 28, 2026 at 10:00PM ET. This market will resolve to 'Kaichi Uchida' if Kaichi Uchida advances against Harold Mayot. This market will resolve to 'Harold Mayot' if Harold Mayot advances against Kaichi Uchida. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 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 ATP Tour. A consensus of credible reporting may also be used.

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