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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin | 100% | +10 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Match O/U 22.5 | 100% | +71 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set Handicap +/-1.5 | 0% | −71 pts | — | — · <1¢ | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set 2 Winner | 100% | +12 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Match O/U 21.5 | 100% | +67 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set 1 Winner | 0% | −83 pts | — | — · <1¢ | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Total Sets: O/U 2.5 | 100% | +77 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Match O/U 23.5 | 100% | +77 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set 1 O/U 8.5 | 100% | +41 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set 1 O/U 9.5 | 100% | +49 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set 2 O/U 9.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set 1 O/U 10.5 | 0% | −18 pts | — | — · <1¢ | — | ended |
| Cincinnati Open: Marta Kostyuk vs Sofia Kenin Set 2 O/U 10.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 68d |  riggggggedGGGGr | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk>99¢ | $1,498 | −$1 −0.1% | — |
| 68d | Brimoz | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk>99¢ | $1,392 | −$1 −0.1% | — |
| 68d | TennisLoverFootballScalper2 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk>99¢ | $4,000 | −$4 −0.1% | — |
| 68d | LFP272 | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk>99¢ | $1,210 | −$1 −0.1% | — |
| 68d |  alpheclabs | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk>99¢ | $1,509 | −$2 −0.1% | — |
| 68d | _test_i075_i078_1 | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk>99¢ | $1,225 | −$1 −0.1% | — |
| 68d | 8mavrme | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk>99¢ | $1,615 | −$2 −0.1% | — |
| 68d | swisstony6 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk98¢ → 100¢ | $34,550 | +$671 +1.9% | 4 |
| 68d | _test_i075_i078_1 | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk95¢ → 100¢ | $1,165 | +$58 +5.0% | 4 |
| 68d |  Zelenskys-suit | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk92¢ → 100¢ | $7,476 | +$624 +8.3% | 5 |
| 68d | dmoralez2 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk86¢ → 100¢ | $11,010 | −$1,733 −16% | — |
| 68d | dmoralez2 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk70¢ → 100¢ | $2,476 | +$1,073 +43% | 6 |
| 68d |  TrajanCapital | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk97¢ → 100¢ | $9,900 | +$255 +2.6% | 4 |
| 68d | HomeRunHazard5 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk76¢ → 100¢ | $22,403 | +$6,946 +31% | 6 |
| 68d | tennis-loser | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk84¢ → 100¢ | $5,000 | +$952 +19% | 5 |
| 68d | dmoralez | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellSofia Kenin23¢ → 0¢ | $1,105 | +$1,105 +100% | — |
| 68d |  tradecraft | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk73¢ → 100¢ | $3,075 | +$1,138 +37% | 6 |
| 68d | Rash-Copying3 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin17¢ → 0¢ | $13,000 | −$13,000 −100% | 6 |
| 68d |  kamloic | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin41¢ → 0¢ | $6,943 | −$6,943 −100% | 6 |
| 68d | Rash-Copying2 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellSofia Kenin65¢ → 0¢ | $50,393 | +$50,393 +100% | — |
| 68d | Arcus-AI | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin59¢ → 0¢ | $1,180 | −$1,180 −100% | 6 |
| 68d | AGUGava | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk54¢ → 100¢ | $4,376 | −$3,728 −85% | — |
| 68d |  MurkSniper | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk74¢ → 100¢ | $1,467 | +$515 +35% | 6 |
| 68d | Orbit2126 | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk73¢ → 100¢ | $2,938 | −$1,087 −37% | — |
| 68d | sbimbg | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin20¢ → 0¢ | $2,770 | −$2,770 −100% | 6 |
| 68d | neutralwave232 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | SellMarta Kostyuk80¢ → 100¢ | $2,137 | −$518 −24% | — |
| 68d | AGUGava2 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk62¢ → 100¢ | $6,150 | +$3,850 +63% | 6 |
| 68d | Sinnerr | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin52¢ → 0¢ | $1,222 | −$1,222 −100% | 6 |
| 68d | eugenepol0 | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin54¢ → 0¢ | $1,300 | −$1,300 −100% | 6 |
| 68d | Substantial-Service | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk52¢ → 100¢ | $15,582 | +$14,383 +92% | 6 |
| 68d | AV23IUa | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin48¢ → 0¢ | $9,591 | −$9,591 −100% | 6 |
| 68d |  RN1 | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk57¢ → 100¢ | $7,250 | +$5,458 +75% | 6 |
| 68d | RebornAthena | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk65¢ → 100¢ | $2,000 | +$1,077 +54% | 6 |
| 68d | omnibus-076daa | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin37¢ → 0¢ | $2,053 | −$2,053 −100% | 6 |
| 68d | HomeRunHazard2 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin37¢ → 0¢ | $4,483 | −$4,483 −100% | 6 |
| 68d | RN13 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin30¢ → 0¢ | $4,636 | −$4,636 −100% | 6 |
| 68d | AGUGava2 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin23¢ → 0¢ | $3,524 | −$3,524 −100% | 6 |
| 68d | Showy-Emergence2 fills | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin18¢ → 0¢ | $3,526 | −$3,526 −100% | 6 |
| 68d | Jsuehehwywyw6 | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuySofia Kenin20¢ → 0¢ | $1,000 | −$1,000 −100% | 6 |
| 68d | Raccoon9200 | Cincinnati Open: Marta Kostyuk vs Sofia Kenin | BuyMarta Kostyuk90¢ → 100¢ | $1,440 | +$160 +11% | 5 |
This market refers to the tennis match between Marta Kostyuk and Sofia Kenin in the Cincinnati Open, originally scheduled for August 16, 2026 at 10:00AM ET. This market will resolve to 'Marta Kostyuk' if Marta Kostyuk advances against Sofia Kenin. This market will resolve to 'Sofia Kenin' if Sofia Kenin advances against Marta Kostyuk. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 Cincinnati Open: Marta Kostyuk vs Sofia Kenin means the market gives it about 100%.