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24H VOL:

$126,590,312

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OPEN INTEREST:

$1,439,516,703

404,175

Markets across

30,277

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MATCHED EVENTS:

2,685

PLATFORM COVERAGE:

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Kalshi:

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National Bank Open: Anna Kalinskaya vs McCartney Kessler
polymarket

National Bank Open: Anna Kalinskaya vs McCartney Kessler

Volume:
$950,401

National Bank Open: Anna Kalinskaya vs McCartney Kessler

 - Polymarket

National Bank Open: Anna Kalinskaya vs McCartney Kessler - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 5, 2026

Closed: Aug 4, 9:13 PM EST

polymarket

Polymarket

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$945,126
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set 1 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
$3,107
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Anna Kalinskaya vs McCartney Kessler Match O/U 21.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$731
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Anna Kalinskaya vs McCartney Kessler Total Sets: O/U 2.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$269
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set Handicap +/-1.5

0%
Yes 0¢No 100¢
—
N/A
$794
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set 2 Winner

0%
Yes 0¢No 100¢
—
N/A
$373
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set 2 O/U 8.5

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set 1 O/U 8.5

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set 2 O/U 9.5

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set 1 O/U 9.5

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler Match O/U 22.5

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set 2 O/U 10.5

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler Set 1 O/U 10.5

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

National Bank Open: Anna Kalinskaya vs McCartney Kessler Match O/U 23.5

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

Intro

This market tracks whether the tennis match between Anna Kalinskaya and McCartney Kessler at the National Bank Open will have more than 21.5 games, with the current probability on Polymarket set at 100%. The resolution will be determined by official results posted on the WTA website at https://www.wtatennis.com/scores. The match is scheduled to conclude by August 11, 2026, and any developments around this date will be crucial for the outcome.

Polymarket

This market refers to the tennis match between Anna Kalinskaya and McCartney Kessler in the National Bank Open, originally scheduled for August 4, 2026 at 5:00PM ET. This market will resolve to 'Anna Kalinskaya' if Anna Kalinskaya advances against McCartney Kessler. This market will resolve to 'McCartney Kessler' if McCartney Kessler advances against Anna Kalinskaya. 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 11, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result will be determined by the official match conclusion, and the winner will be declared based on standard tennis tournament rules and reporting from authoritative sports news outlets.

Injuries, player withdrawals, or last-minute changes to the lineup could significantly shift this market. Additionally, strong performances in warm-up matches, media interviews indicating confidence or concern, and even weather forecasts for the match day can influence trader sentiment. Any unexpected developments affecting either player’s readiness or form will likely cause price movements on Polymarket as traders reassess their positions.