Monterrey Open: Janice Tjen vs Yulia Starodubtseva

Q: Monterrey Open: Janice Tjen vs Yulia Starodubtseva

Prediction markets currently price this at 57%. A YES share costs 57.0¢ and pays $1 if it happens. That is a return of 75.4% over 7d.

Monterrey Open: Janice Tjen vs Yulia Starodubtseva$26k liquidity$0 volumecloses 7d

TennisSportsGames

Trade on Polymarket

BUY YES

Cost: 57.0¢
Implied chance: 57.0%
Return if right: 75.4%
Spread cost: 2%

If you put in $100

You get 175.4 shares at 57.0¢ each.

YES wins: $175.44 back, a profit of $75.44. YES loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $1.55 of that profit. Without it you would make $76.99.

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: 44.0¢
Implied chance: 44.0%
Return if right: 127.3%
Spread cost: 2%

If you put in $100

You get 227.3 shares at 44.0¢ each.

NO wins: $227.27 back, a profit of $127.27. NO loses: $0.00, and the whole $100 is gone.

The gap between buyers and sellers takes $2.61 of that profit. Without it you would make $129.89.

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 25, 11:16 AM4 further outcomes not shown

Latest news

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Headlines are matched on the names in “Monterrey Open: Janice Tjen vs Yulia Starodubtseva”. 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 Janice Tjen and Yulia Starodubtseva in the Monterrey Open, originally scheduled for August 25, 2026 at 6:30PM ET. This market will resolve to 'Janice Tjen' if Janice Tjen advances against Yulia Starodubtseva. This market will resolve to 'Yulia Starodubtseva' if Yulia Starodubtseva advances against Janice Tjen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 8, 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 WTA Tour. A consensus of credible reporting may also be used.

Source: https://www.wtatennis.com/scores