TOTAL VOLUME:

$134.1b

24H VOL:

$141,541,542

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,440,096,988

406,065

Markets across

30,522

events

MATCHED EVENTS:

2,692

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

BETA
Dashboards
Insights
Indices
Tour
All
Trending
Breaking
New
Ending Soon
Politics
Sports
Crypto
Companies
Elections
Financials
Economics
Other
Entertainment
Science and Technology
Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro
polymarket

Who will win Katerina Siniakova vs Jessica Bouzas Maneiro?

Volume:
$561,176

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro

 - Polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 16, 2026

Closed: Aug 16, 6:56 PM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro

View
100%
50%
Yes 100¢No 0¢
0.1¢
N/A
$555,449
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Total Sets: O/U 2.5

View
100%
62%
Yes 100¢No 0¢
0.1¢
N/A
$108
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Match O/U 21.5

View
100%
52%
Yes 100¢No 0¢
0.1¢
N/A
$94
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Match O/U 23.5

View
100%
59%
Yes 100¢No 0¢
0.1¢
N/A
$16
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set 1 Winner

View
0%
50%
Yes 0¢No 100¢
—
N/A
$5,364
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set Handicap +/-1.5

View
0%
Yes 0¢No 100¢
—
N/A
$146
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

View
100%
Yes 100¢No 0¢
1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set 2 Winner

View
100%
50%
Yes 100¢No 0¢
0.9¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set 1 O/U 8.5

View
100%
32%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set 2 O/U 8.5

View
0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set 1 O/U 9.5

View
100%
54%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Match O/U 22.5

View
100%
56%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set 2 O/U 9.5

View
0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set 1 O/U 10.5

View
100%
50%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katerina Siniakova vs Jessica Bouzas Maneiro Set 2 O/U 10.5

View
0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 15

Description

This market refers to the tennis match between Katerina Siniakova and Jessica Bouzas Maneiro in the Cincinnati Open, originally scheduled for August 16, 2026 at 10:00AM ET. This market will resolve to 'Katerina Siniakova' if Katerina Siniakova advances against Jessica Bouzas Maneiro. This market will resolve to 'Jessica Bouzas Maneiro' if Jessica Bouzas Maneiro advances against Katerina Siniakova. 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.

Polymarket

This market refers to the tennis match between Katerina Siniakova and Jessica Bouzas Maneiro in the Cincinnati Open, originally scheduled for August 16, 2026 at 10:00AM ET. This market will resolve to 'Katerina Siniakova' if Katerina Siniakova advances against Jessica Bouzas Maneiro. This market will resolve to 'Jessica Bouzas Maneiro' if Jessica Bouzas Maneiro advances against Katerina Siniakova. 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.

Frequently asked questions

The dashboard for the Cincinnati Open tennis match market on Polymarket tracks real-time odds, price fluctuations, and 24-hour volume for this specific event. It provides a snapshot of trader sentiment and liquidity, allowing users to monitor how the market evolves as the match approaches. The data displayed includes current top outcome probabilities and trading volume of $559,266 over the past day, giving participants insight into market dynamics within a single venue.

Prediction market odds in this market often differ from traditional sportsbook lines due to trader speculation and real-time data inputs. While sportsbooks may set lines based on analytics and historical performance, prediction markets reflect crowd-sourced beliefs that can shift rapidly with new information. Traders on Polymarket may price in factors like recent player form or weather conditions that sportsbooks have not yet adjusted for, potentially creating mispricings or opportunities for arbitrage.

This market resolves around Aug 23, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match conclusion, and the platform will update the market status accordingly based on publicly available results from tournament organizers and reputable sports news outlets.

Injuries, weather delays, or last-minute player withdrawals could shift this market as they affect perceived chances of victory. Media interviews, betting trends, and analyst predictions leading up to the match may also influence trader sentiment. Any unexpected developments in the days before Aug 23, 2026—such as changes in tournament scheduling or performance updates—can cause rapid price adjustments on Polymarket as participants reassess probabilities.