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24H VOL:

$121,875,814

24H TRANSACTIONS:

2,403,290,006

OPEN INTEREST:

$1,437,844,306

405,535

Markets across

30,523

events

MATCHED EVENTS:

2,681

PLATFORM COVERAGE:

5

Polymarket:

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VS.

Kalshi:

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Korea Open: Katie Volynets vs Kimberly Birrell
⌛Ending Soon
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell

Volume:
$852,681

Completed Match

 - Polymarket

Completed Match - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 26, 2026

Closed: Sep 25, 11:16 PM EST

polymarket

Polymarket

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

Completed Match

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$11,232
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Total Sets: O/U 2.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$362
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Match O/U 22.5

100%
Yes 100¢No 0¢
1¢
N/A
$100
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Match O/U 21.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$35
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Match O/U 23.5

100%
51%
Yes 100¢No 0¢
0.1¢
N/A
$2
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell

0%
84%
Yes 0¢No 100¢
—
N/A
$839,956
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set Handicap +/-1.5

0%
Yes 0¢No 100¢
—
N/A
$486
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set 2 Winner

0%
Yes 0¢No 100¢
—
N/A
$451
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Game Spread +/-4.5

0%
Yes 0¢No 100¢
—
N/A
$43
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set 1 O/U 8.5

0%
Yes 0¢No 100¢
—
N/A
$11
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set 1 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
$1
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set 1 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
$1
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set 1 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set 2 O/U 8.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set 2 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
1d 21h 46m
Yes
polymarket

Korea Open: Katie Volynets vs Kimberly Birrell Set 2 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
1d 21h 46m
Yes
Total markets: 16

Intro

This market tracks whether Katie Volynets will advance against Kimberly Birrell in their Korea Open match, originally scheduled for September 24, 2026 at 11:00PM ET. Currently, Polymarket gives a 99.7% probability to the outcome of a completed match between Katie Volynets and Kimberly Birrell. The resolution source for this market is the official WTA Tennis scores page at https://www.wtatennis.com/scores. Keep an eye on the match start time and any potential delays, as the market will resolve based on the outcome of the match as reported by the WTA on or around the resolution date of 2026-10-02.

Polymarket

This market refers to the tennis match between Katie Volynets and Kimberly Birrell in the Korea Open, originally scheduled for September 24, 2026 at 11:00PM ET. This market will resolve to 'Katie Volynets' if Katie Volynets advances against Kimberly Birrell. This market will resolve to 'Kimberly Birrell' if Kimberly Birrell advances against Katie Volynets. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 8, 2026, 11:59 PM ET (14 days after the scheduled start), 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 for the Korea Open match tracks the current odds of each player winning, the price history of the market, and the 24-hour trading volume. Currently, the volume is $814,563, and the total volume for this market is $851,766. Users can see how the probabilities have shifted over time and gauge market sentiment. This provides a real-time view of how PredictionHero users are assessing the likelihood of each player, Katie Volynets and Kimberly Birrell, winning the match.

Often, prediction market odds reflect a different perspective than those found at traditional sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market relies on the collective wisdom of traders. If a significant number of users believe a player has a higher chance of winning than implied by sportsbook odds, the price will move accordingly. Discrepancies can arise due to differing information, biases, or simply a different assessment of player form and potential. It's common to see prediction markets outperform sportsbook odds in accuracy.

On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more people buy shares in a particular player, the price increases, reflecting a higher perceived chance of victory. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market's price is determined solely by supply and demand among traders on Polymarket, and reflects their collective forecast for the Korea Open match.

This market resolves around Oct 2, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Korea Open match between Katie Volynets and Kimberly Birrell, as declared by the tournament organizers. The player who wins the match will be considered the winning outcome for this market. The platform will verify the result against publicly available sources to ensure accuracy and transparency.

Several factors could influence the price of this market before the match concludes. Any news regarding player injuries, changes in playing conditions, or significant shifts in player form could all cause the odds to move. Unexpected announcements about team strategies or player matchups could also impact trader sentiment. Furthermore, large trading volume from informed participants could signal a change in expectations, causing a rapid shift in the market price. Monitoring these signals will be key to understanding how this market evolves.