Rivera vs. Mashtakov: Set 1 Games O/U 10.5

Q: Rivera vs. Mashtakov: Set 1 Games O/U 10.5

Prediction markets currently price this at 23%. A YES share costs 23.0¢ and pays $1 if it happens. That is a return of 334.8% over 7d.

ITF M15 Mistelbach Men: Leyton Rivera vs Nikita Mashtakov$783 liquidity$0 volumecloses 7d

TennisSportsGames

Trade on Polymarket

BUY YES

Cost: 23.0¢
Implied chance: 23.0%
Return if right: 334.8%
Spread cost: 16%

If you put in $100

You get 434.8 shares at 23.0¢ each.

YES wins: $434.78 back, a profit of $334.78. YES loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $65.22 of that profit. Without it you would make $400.00.

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: 83.0¢
Implied chance: 83.0%
Return if right: 20.5%
Spread cost: 18%

If you put in $100

You get 120.5 shares at 83.0¢ each.

NO wins: $120.48 back, a profit of $20.48. NO loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $4.52 of that profit. Without it you would make $25.00.

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 18, 05:21 AM4 further outcomes not shown

Latest news

headlines link to their publishers

Headlines are matched on the names in “Rivera vs. Mashtakov: Set 1 Games O/U 10.5”. 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 Leyton Rivera and Nikita Mashtakov in the ITF M15 Mistelbach Men, originally scheduled for August 18, 2026 at 4:00AM ET. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ITF results.

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