TOTAL VOLUME:

$134.1b

24H VOL:

$113,466,932

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,423,222,590

402,751

Markets across

30,217

events

MATCHED EVENTS:

2,632

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Cincinnati Open: Katie Boulter vs Katie Volynets
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets

Volume:
$588,678

Cincinnati Open: Katie Boulter vs Katie Volynets

 - Polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 14, 2026

Closed: Aug 13, 11:49 PM EST

polymarket

Polymarket

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

Cincinnati Open: Katie Boulter vs Katie Volynets

View
100%
51%
Yes 100¢No 0¢
0.1¢
N/A
$565,234
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set 1 Winner

100%
50%
Yes 100¢No 0¢
0.1¢
N/A
$21,486
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Total Sets: O/U 2.5

100%
59%
Yes 100¢No 0¢
0.1¢
N/A
$1,453
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Match O/U 21.5

100%
49%
Yes 100¢No 0¢
0.1¢
N/A
$261
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Match O/U 22.5

100%
56%
Yes 100¢No 0¢
0.1¢
N/A
$73
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set 1 O/U 8.5

100%
31%
Yes 100¢No 0¢
0.1¢
N/A
$62
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set 2 Winner

0%
76%
Yes 0¢No 100¢
—
N/A
$93
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set Handicap +/-1.5

0%
32%
Yes 0¢No 100¢
—
N/A
$15
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

100%
1%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set 2 O/U 8.5

0%
99%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set 2 O/U 9.5

0%
99%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set 1 O/U 9.5

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

Cincinnati Open: Katie Boulter vs Katie Volynets Match O/U 23.5

100%
58%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set 2 O/U 10.5

0%
99%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

Cincinnati Open: Katie Boulter vs Katie Volynets Set 1 O/U 10.5

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 15

Description

This market refers to the tennis match between Katie Boulter and Katie Volynets in the Cincinnati Open, originally scheduled for August 13, 2026 at 10:00AM ET. This market will resolve to 'Katie Boulter' if Katie Boulter advances against Katie Volynets. This market will resolve to 'Katie Volynets' if Katie Volynets advances against Katie Boulter. 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 Katie Boulter and Katie Volynets in the Cincinnati Open, originally scheduled for August 13, 2026 at 10:00AM ET. This market will resolve to 'Katie Boulter' if Katie Boulter advances against Katie Volynets. This market will resolve to 'Katie Volynets' if Katie Volynets advances against Katie Boulter. 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

This market resolves around Aug 20, 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 market will settle based on who is declared the winner at that time.

Key signals that could shift odds in this market include player injuries, recent match performances, weather conditions on the day of the event, and any last-minute changes in tournament scheduling. As new information emerges, traders may adjust their positions, causing fluctuations in the implied probabilities and overall market activity leading up to Aug 20, 2026.