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Tennis

Heide vs Justo: who will win?

82% say Gustavo Heide wins

Up 7 points today.

Match time has passed. Waiting for the official result.

If postponed, it can stay open until Nov 16, 2026.

Each share pays $1 if it happens, so 82¢ means about an 82% chance.

Research, not financial 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

Gustavo Heide and Guido Justo play a tennis match in Costa do Sauipe, scheduled for November 2, 2026 at 10:00 AM .

Possible results

  • Gustavo HeideGustavo Heide wins and moves on.82%

    What has to happen

    Gustavo Heide advances against Guido Justo.

  • Guido JustoGuido Justo wins and moves on.18%

    What has to happen

    Guido Justo advances against Gustavo Heide.

The one trap

If the match is canceled, ends in a tie, or still has no winner by November 16, 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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Recorded moves

  • The price rose 9.5 points in about 15 minutes, from 71.5¢ to 81¢. This market has no official data feed that we track.

    Named source: ATP official11m ago

  • The price rose 26 points in about 15 minutes, from 57.5¢ to 83.5¢. This market has no official data feed that we track.

    Named source: ATP official41m ago

View rules on Polymarket (international site, not available to US residents)

Show details for experienced traders

The details

Rule note: the official resultSettled by ATP official
Fine-print risk
Low (10/100)
settles on the condition as written
  • 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. Cancellations follow the stated fallback. Deadline: Mon, Nov 2, 2026, 10:00 AM 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.

Key lines from the rules (Polymarket)
  • “The primary resolution source will be official information from the ATP Tour.”
  • “If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 16, 2026, 11:59…”
  • “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…”

View rules on Polymarket (international site, not available to US residents)

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