ITF M25 Oldenzaal Men: Rafael Giotis vs Sammy Guinau

Q: ITF M25 Oldenzaal Men: Rafael Giotis vs Sammy Guinau

Prediction markets currently price this at 70%. A YES share costs 70.0¢ and pays $1 if it happens. That is a return of 42.9% over 7d.

ITF M25 Oldenzaal Men: Rafael Giotis vs Sammy Guinau$12k liquidity$1k volumecloses 7d

TennisSportsGames

Trade on Polymarket

BUY YES

Cost: 70.0¢
Implied chance: 70.0%
Return if right: 42.9%
Spread cost: 36%

If you put in $100

You get 142.9 shares at 70.0¢ each.

YES wins: $142.86 back, a profit of $42.86. YES loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $23.81 of that profit. Without it you would make $66.67.

Assumes the whole order fills at this price. A large order eats into the book and averages worse.

Buy YES on Polymarket

BUY NO

Cost: 50.0¢
Implied chance: 50.0%
Return if right: 100.0%
Spread cost: 33%

If you put in $100

You get 200.0 shares at 50.0¢ each.

NO wins: $200.00 back, a profit of $100.00. NO loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $50.00 of that profit. Without it you would make $150.00.

Assumes the whole order fills at this price. A large order eats into the book and averages worse.

Buy NO on Polymarket

Chance over time

1H 6H 1D 1W 1M ALL

Latest: Aug 24, 02:42 PM4 further outcomes not shown

Latest news

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Headlines are matched on the names in “ITF M25 Oldenzaal Men: Rafael Giotis vs Sammy Guinau”. Nobody checks them by hand, so one may not be relevant. They also say nothing about whether the price has already moved on this news.

How this market resolves

This market refers to the tennis match between Rafael Giotis and Sammy Guinau in the ITF M25 Oldenzaal Men, Qualifying, originally scheduled for August 24, 2026 at 10:00AM ET. This market will resolve to 'Rafael Giotis' if Rafael Giotis advances against Sammy Guinau. This market will resolve to 'Sammy Guinau' if Sammy Guinau advances against Rafael Giotis. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 7, 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.

Source: https://www.itftennis.com/en/tournament-calendar/