Johns vs. Santos: Set 2 Games O/U 10.5

Q: Johns vs. Santos: Set 2 Games O/U 10.5

Prediction markets currently price this at 98%. A YES share costs 98.0¢ and pays $1 if it happens. That is a return of 2.0% over 7d.

Kingston: Garrett Johns vs Paulo Dos Santos$10 liquidity$0 volumecloses 7d

TennisSportsGames

Trade on Polymarket

BUY YES

Cost: 98.0¢
Implied chance: 98.0%
Return if right: 2.0%
Spread cost: 98%

If you put in $100

You get 102.0 shares at 98.0¢ each.

YES wins: $102.04 back, a profit of $2.04. YES loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $99.98 of that profit. Without it you would make $102.02.

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: 99.0¢
Implied chance: 99.0%
Return if right: 1.0%
Spread cost: 99%

If you put in $100

You get 101.0 shares at 99.0¢ each.

NO wins: $101.01 back, a profit of $1.01. NO loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $97.01 of that profit. Without it you would make $98.02.

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, 08:56 AM4 further outcomes not shown

Latest news

headlines link to their publishers

No recent headlines matched this market. We only show an article when the names in the question appear in its headline, so a very local or very new market often has nothing. Showing nothing is deliberate: an unrelated story here would read like evidence about the price.

Headlines are matched on the names in “Johns vs. Santos: Set 2 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 Garrett Johns and Paulo Dos Santos in the Kingston, originally scheduled for August 18, 2026 at 11:00AM ET. This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under." Any tiebreak in set 2 counts as one (1) game toward the total. If set 2 is not completed for any reason (including the match ending before set 2 is reached), 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 Challenger results.

Source: https://www.atptour.com/en/scores/current