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$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%

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Kalshi:

61%

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National Bank Open: Maja Chwalinska vs Talia Gibson
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National Bank Open: Maja Chwalinska vs Talia Gibson

Volume:
$302,007

National Bank Open: Maja Chwalinska vs Talia Gibson Set Handicap +/-1.5

 - Polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson Set Handicap +/-1.5 - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 4, 2026

Closed: Aug 4, 4:52 PM EST

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Polymarket

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

National Bank Open: Maja Chwalinska vs Talia Gibson Set Handicap +/-1.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$153
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson

0%
Yes 0¢No 100¢
—
N/A
$293,592
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson Set 1 Winner

0%
Yes 0¢No 100¢
—
N/A
$4,799
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson Match O/U 23.5

0%
Yes 0¢No 100¢
—
N/A
$3,119
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson Match O/U 21.5

0%
Yes 0¢No 100¢
—
N/A
$289
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson Match O/U 22.5

0%
Yes 0¢No 100¢
—
N/A
$51
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson Set 2 Winner

0%
Yes 0¢No 100¢
—
N/A
$5
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

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

National Bank Open: Maja Chwalinska vs Talia Gibson Total Sets: O/U 2.5

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

National Bank Open: Maja Chwalinska vs Talia Gibson Set 2 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: Maja Chwalinska vs Talia Gibson Set 1 O/U 8.5

100%
Yes 100¢No 0¢
0.5¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson Set 2 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: Maja Chwalinska vs Talia Gibson Set 1 O/U 9.5

100%
Yes 100¢No 0¢
0.5¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

National Bank Open: Maja Chwalinska vs Talia Gibson Set 2 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: Maja Chwalinska vs Talia Gibson Set 1 O/U 10.5

100%
Yes 100¢No 0¢
0.7¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 15

Description

This market refers to the tennis match between Maja Chwalinska and Talia Gibson in the National Bank Open, originally scheduled for August 4, 2026 at 2:00PM ET. This market will resolve to 'Maja Chwalinska' if Maja Chwalinska advances against Talia Gibson. This market will resolve to 'Talia Gibson' if Talia Gibson advances against Maja Chwalinska. 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 Maja Chwalinska and Talia Gibson in the National Bank Open, originally scheduled for August 4, 2026 at 2:00PM ET. This market will resolve to 'Maja Chwalinska' if Maja Chwalinska advances against Talia Gibson. This market will resolve to 'Talia Gibson' if Talia Gibson advances against Maja Chwalinska. 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

On Polymarket, the dashboard tracks real-time odds, price fluctuations, and 24-hour volume for the National Bank Open tennis match. It shows how traders on the platform are pricing the contest, with updates reflecting market sentiment and recent trading activity. The interface also displays total volume of $302,006 and 24-hour volume of $302,006, giving you insight into how much interest the match has generated among users on Polymarket.

This market resolves around Aug 11, 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 accordingly based on confirmed data from reliable sources.

Several signals could influence this market before Aug 11, 2026, including player injuries, changes in form or performance, weather conditions on match day, and strategic decisions by coaches or tournament organizers. Key updates from practice sessions, media interviews, or official tournament announcements may also shift trader sentiment. As the event approaches, any last-minute news or unexpected developments are likely to cause rapid adjustments in the market’s odds.