Set 1 Winner: Ritschard vs Demin

Q: Set 1 Winner: Ritschard vs Demin

Prediction markets currently price this at 75%. A YES share costs 75.0¢ and pays $1 if it happens. That is a return of 33.3% over 7d.

ITF MEN - SINGLES: M25 Oviedo (Spain), clay: Alexander Ritschard vs Yaroslav Demin$1k liquidity$0 volumecloses 7d

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Trade on Polymarket

BUY YES

Cost: 75.0¢
Implied chance: 75.0%
Return if right: 33.3%
Spread cost: 8%

If you put in $100

You get 133.3 shares at 75.0¢ each.

YES wins: $133.33 back, a profit of $33.33. YES loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $2.72 of that profit. Without it you would make $36.05.

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: 28.0¢
Implied chance: 28.0%
Return if right: 257.1%
Spread cost: 7%

If you put in $100

You get 357.1 shares at 28.0¢ each.

NO wins: $357.14 back, a profit of $257.14. NO loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $20.22 of that profit. Without it you would make $277.36.

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 27, 06:28 AM4 further outcomes not shown

Latest news

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Headlines are matched on the names in “Set 1 Winner: Ritschard vs Demin”. 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 Alexander Ritschard and Yaroslav Demin in the ITF MEN - SINGLES: M25 Oviedo (Spain), clay, originally scheduled for August 27, 2026 at 5:30AM ET. This market will resolve to “Ritschard” if Alexander Ritschard wins the first set. It will resolve to “Demin” if Yaroslav Demin wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or play has not begun by September 10, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50. Resolution will be based on official ITF match statistics.

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