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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| Monterrey Open: Janice Tjen vs Dayana Yastremska | 100% | +40 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set Handicap +/-1.5 | 0% | −39 pts | — | — · <1¢ | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Match O/U 21.5 | 100% | +49 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set 2 Winner | 100% | +43 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Match O/U 22.5 | 100% | +55 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set 1 Winner | 0% | −56 pts | — | — · <1¢ | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Total Sets: O/U 2.5 | 100% | +62 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set 1 O/U 8.5 | 0% | −62 pts | — | — · <1¢ | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set 2 O/U 9.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set 1 O/U 9.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set 2 O/U 10.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Match O/U 23.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Set 1 O/U 10.5 | 0% | −36 pts | — | — · <1¢ | — | ended |
| Monterrey Open: Janice Tjen vs Dayana Yastremska Game Spread +/-1.5 | 0% | −50 pts | — | — · 1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 60d |  alpheclabs | Monterrey Open: Janice Tjen vs Dayana Yastremska | SellJanice Tjen>99¢ | $1,665 | −$2 −0.1% | — |
| 60d | hihhe | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyJanice Tjen98¢ → 100¢ | $1,034 | +$21 +2.0% | 4 |
| 60d | SchruteBucks | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyJanice Tjen98¢ → 100¢ | $1,176 | +$24 +2.0% | 4 |
| 60d | Biyinggogogo | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyJanice Tjen52¢ → 100¢ | $1,200 | +$1,108 +92% | 6 |
| 60d | Arcus-AI | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska20¢ → 0¢ | $1,000 | −$1,000 −100% | 6 |
| 60d |  ZaiZoiBele2 fills | Monterrey Open: Janice Tjen vs Dayana Yastremska | SellJanice Tjen57¢ → 100¢ | $3,648 | −$2,765 −76% | — |
| 60d | swisstony | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyJanice Tjen57¢ → 100¢ | $1,403 | +$1,058 +75% | 6 |
| 60d |  RN12 fills | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska40¢ → 0¢ | $2,870 | −$2,870 −100% | 6 |
| 60d | beeemw | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska76¢ → 0¢ | $9,000 | −$9,000 −100% | 6 |
| 60d | ZaiZoiBele | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska71¢ → 0¢ | $1,575 | −$1,575 −100% | 6 |
| 60d | HomeRunHazard2 fills | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyJanice Tjen36¢ → 100¢ | $4,865 | +$8,780 +180% | 6 |
| 60d | cuppermentality | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska67¢ → 0¢ | $1,150 | −$1,150 −100% | 6 |
| 60d | Peace12345 | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska62¢ → 0¢ | $1,800 | −$1,800 −100% | 6 |
| 60d | sentrio | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska68¢ → 0¢ | $1,188 | −$1,188 −100% | 6 |
| 60d | Vigilant-Environment | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska68¢ → 0¢ | $4,067 | −$4,067 −100% | 6 |
| 60d | jrneymar | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska66¢ → 0¢ | $1,970 | −$1,970 −100% | 6 |
| 60d | TexMexTRex | Monterrey Open: Janice Tjen vs Dayana Yastremska | BuyDayana Yastremska66¢ → 0¢ | $2,100 | −$2,100 −100% | 6 |
Socialista950 shares
P3mx542 sharesThis market refers to the tennis match between Janice Tjen and Dayana Yastremska in the Monterrey Open, originally scheduled for August 24, 2026 at 12:00PM ET. This market will resolve to 'Janice Tjen' if Janice Tjen advances against Dayana Yastremska. This market will resolve to 'Dayana Yastremska' if Dayana Yastremska 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 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 WTA Tour. A consensus of credible reporting may also be used.
Sources: Polymarket's Gamma API, its CLOB price history and its Data API, read every two minutes. Prices are each outcome's Yes price, which is the market's probability: 100¢ for Monterrey Open: Janice Tjen vs Dayana Yastremska means the market gives it about 100%.